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morningman pushed a commit to branch branch-3.0
in repository https://gitbox.apache.org/repos/asf/doris.git
The following commit(s) were added to refs/heads/branch-3.0 by this push:
new 969f2c85775 [branch-3.0][feat](lock)add deadlock detection tool and
monitored lock implementations (#39015) (#40784)
969f2c85775 is described below
commit 969f2c8577527e653ed5be0ff3fafc64ff84cbbc
Author: Calvin Kirs <k...@apache.org>
AuthorDate: Mon Oct 14 10:13:16 2024 +0800
[branch-3.0][feat](lock)add deadlock detection tool and monitored lock
implementations (#39015) (#40784)
bp #39015
---
.../main/java/org/apache/doris/common/Config.java | 13 ++
.../src/main/java/org/apache/doris/DorisFE.java | 11 +-
.../apache/doris/catalog/ColocateTableIndex.java | 4 +-
.../java/org/apache/doris/catalog/Database.java | 6 +-
.../main/java/org/apache/doris/catalog/Env.java | 6 +-
.../org/apache/doris/catalog/StorageVaultMgr.java | 6 +-
.../main/java/org/apache/doris/catalog/Table.java | 16 +--
.../main/java/org/apache/doris/catalog/Tablet.java | 4 +-
.../doris/common/lock/AbstractMonitoredLock.java | 105 ++++++++++++++++
.../apache/doris/common/lock/DeadlockMonitor.java | 81 ++++++++++++
.../doris/common/lock/MonitoredReentrantLock.java | 98 +++++++++++++++
.../lock/MonitoredReentrantReadWriteLock.java | 137 +++++++++++++++++++++
.../doris/common/util/QueryableReentrantLock.java | 41 ------
.../util/QueryableReentrantReadWriteLock.java | 41 ------
.../org/apache/doris/datasource/CatalogMgr.java | 4 +-
.../apache/doris/datasource/ExternalDatabase.java | 6 +-
.../apache/doris/datasource/InternalCatalog.java | 4 +-
.../doris/datasource/TablePartitionValues.java | 7 +-
.../apache/doris/mysql/privilege/UserManager.java | 4 +-
.../doris/nereids/jobs/load/LabelProcessor.java | 4 +-
.../apache/doris/qe/cache/CacheCoordinator.java | 5 +-
.../doris/transaction/DatabaseTransactionMgr.java | 4 +-
.../common/util/QueryableReentrantLockTest.java | 4 +-
regression-test/pipeline/p0/conf/fe.conf | 3 +
24 files changed, 490 insertions(+), 124 deletions(-)
diff --git a/fe/fe-common/src/main/java/org/apache/doris/common/Config.java
b/fe/fe-common/src/main/java/org/apache/doris/common/Config.java
index b28baaecba5..e9cbb43fa69 100644
--- a/fe/fe-common/src/main/java/org/apache/doris/common/Config.java
+++ b/fe/fe-common/src/main/java/org/apache/doris/common/Config.java
@@ -3093,4 +3093,17 @@ public class Config extends ConfigBase {
@ConfField(mutable = true, description = {
"设置为 true，如果查询无法选择到健康副本时，会打印出该tablet所有副本的详细信息，"})
public static boolean sql_block_rule_ignore_admin = false;
+
//==========================================================================
+ // start of lock config
+ @ConfField(description = {"是否开启死锁检测",
+ "Whether to enable deadlock detection"})
+ public static boolean enable_deadlock_detection = false;
+
+ @ConfField(description = {"死锁检测间隔时间，单位分钟",
+ "Deadlock detection interval time, unit minute"})
+ public static long deadlock_detection_interval_minute = 5;
+
+ @ConfField(mutable = true, description = {"表示最大锁持有时间，超过该时间会打印告警日志，单位秒",
+ "Maximum lock hold time; logs a warning if exceeded"})
+ public static long max_lock_hold_threshold_seconds = 10;
}
diff --git a/fe/fe-core/src/main/java/org/apache/doris/DorisFE.java
b/fe/fe-core/src/main/java/org/apache/doris/DorisFE.java
index de7feda719f..d028f3aeae1 100755
--- a/fe/fe-core/src/main/java/org/apache/doris/DorisFE.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/DorisFE.java
@@ -27,6 +27,7 @@ import org.apache.doris.common.Log4jConfig;
import org.apache.doris.common.LogUtils;
import org.apache.doris.common.ThreadPoolManager;
import org.apache.doris.common.Version;
+import org.apache.doris.common.lock.DeadlockMonitor;
import org.apache.doris.common.util.JdkUtils;
import org.apache.doris.common.util.NetUtils;
import org.apache.doris.httpv2.HttpServer;
@@ -60,6 +61,7 @@ import java.nio.channels.FileChannel;
import java.nio.channels.FileLock;
import java.nio.channels.OverlappingFileLockException;
import java.nio.file.StandardOpenOption;
+import java.util.concurrent.TimeUnit;
public class DorisFE {
private static final Logger LOG = LogManager.getLogger(DorisFE.class);
@@ -95,6 +97,13 @@ public class DorisFE {
start(DORIS_HOME_DIR, PID_DIR, args, options);
}
+ private static void startMonitor() {
+ if (Config.enable_deadlock_detection) {
+ DeadlockMonitor deadlockMonitor = new DeadlockMonitor();
+
deadlockMonitor.startMonitoring(Config.deadlock_detection_interval_minute,
TimeUnit.MINUTES);
+ }
+ }
+
// entrance for doris frontend
public static void start(String dorisHomeDir, String pidDir, String[]
args, StartupOptions options) {
if (System.getenv("DORIS_LOG_TO_STDERR") != null) {
@@ -214,7 +223,7 @@ public class DorisFE {
}
ThreadPoolManager.registerAllThreadPoolMetric();
-
+ startMonitor();
while (true) {
Thread.sleep(2000);
}
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/catalog/ColocateTableIndex.java
b/fe/fe-core/src/main/java/org/apache/doris/catalog/ColocateTableIndex.java
index 28fc0ad55b8..d253e4bae8c 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/ColocateTableIndex.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/ColocateTableIndex.java
@@ -26,6 +26,7 @@ import org.apache.doris.common.MetaNotFoundException;
import org.apache.doris.common.UserException;
import org.apache.doris.common.io.Text;
import org.apache.doris.common.io.Writable;
+import org.apache.doris.common.lock.MonitoredReentrantReadWriteLock;
import org.apache.doris.common.util.DynamicPartitionUtil;
import org.apache.doris.common.util.PropertyAnalyzer;
import org.apache.doris.persist.ColocatePersistInfo;
@@ -57,7 +58,6 @@ import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
-import java.util.concurrent.locks.ReentrantReadWriteLock;
import java.util.stream.Collectors;
/**
@@ -183,7 +183,7 @@ public class ColocateTableIndex implements Writable {
// save some error msg of the group for show. no need to persist
private Map<GroupId, String> group2ErrMsgs = Maps.newHashMap();
- private transient ReentrantReadWriteLock lock = new
ReentrantReadWriteLock();
+ private transient MonitoredReentrantReadWriteLock lock = new
MonitoredReentrantReadWriteLock();
public ColocateTableIndex() {
diff --git a/fe/fe-core/src/main/java/org/apache/doris/catalog/Database.java
b/fe/fe-core/src/main/java/org/apache/doris/catalog/Database.java
index 5637e27e0d7..6862c3b61c0 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/Database.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/Database.java
@@ -29,9 +29,9 @@ import org.apache.doris.common.Pair;
import org.apache.doris.common.UserException;
import org.apache.doris.common.io.Text;
import org.apache.doris.common.io.Writable;
+import org.apache.doris.common.lock.MonitoredReentrantReadWriteLock;
import org.apache.doris.common.util.DebugUtil;
import org.apache.doris.common.util.PropertyAnalyzer;
-import org.apache.doris.common.util.QueryableReentrantReadWriteLock;
import org.apache.doris.common.util.Util;
import org.apache.doris.datasource.CatalogIf;
import org.apache.doris.persist.CreateTableInfo;
@@ -87,7 +87,7 @@ public class Database extends MetaObject implements Writable,
DatabaseIf<Table>,
@SerializedName(value = "fullQualifiedName")
private volatile String fullQualifiedName;
- private QueryableReentrantReadWriteLock rwLock;
+ private MonitoredReentrantReadWriteLock rwLock;
// table family group map
private final Map<Long, Table> idToTable;
@@ -138,7 +138,7 @@ public class Database extends MetaObject implements
Writable, DatabaseIf<Table>,
if (this.fullQualifiedName == null) {
this.fullQualifiedName = "";
}
- this.rwLock = new QueryableReentrantReadWriteLock(true);
+ this.rwLock = new MonitoredReentrantReadWriteLock(true);
this.idToTable = Maps.newConcurrentMap();
this.nameToTable = Maps.newConcurrentMap();
this.lowerCaseToTableName = Maps.newConcurrentMap();
diff --git a/fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java
b/fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java
index 9b75d3f6606..b08ef17aac5 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java
@@ -113,6 +113,7 @@ import org.apache.doris.common.ThreadPoolManager;
import org.apache.doris.common.UserException;
import org.apache.doris.common.io.CountingDataOutputStream;
import org.apache.doris.common.io.Text;
+import org.apache.doris.common.lock.MonitoredReentrantLock;
import org.apache.doris.common.publish.TopicPublisher;
import org.apache.doris.common.publish.TopicPublisherThread;
import org.apache.doris.common.publish.WorkloadGroupPublisher;
@@ -124,7 +125,6 @@ import org.apache.doris.common.util.MetaLockUtils;
import org.apache.doris.common.util.NetUtils;
import org.apache.doris.common.util.PrintableMap;
import org.apache.doris.common.util.PropertyAnalyzer;
-import org.apache.doris.common.util.QueryableReentrantLock;
import org.apache.doris.common.util.SmallFileMgr;
import org.apache.doris.common.util.TimeUtils;
import org.apache.doris.common.util.Util;
@@ -369,7 +369,7 @@ public class Env {
// We use fair ReentrantLock to avoid starvation. Do not use this lock in
critical code pass
// because fair lock has poor performance.
// Using QueryableReentrantLock to print owner thread in debug mode.
- private QueryableReentrantLock lock;
+ private MonitoredReentrantLock lock;
private CatalogMgr catalogMgr;
private GlobalFunctionMgr globalFunctionMgr;
@@ -693,7 +693,7 @@ public class Env {
this.syncJobManager = new SyncJobManager();
this.alter = new Alter();
this.consistencyChecker = new ConsistencyChecker();
- this.lock = new QueryableReentrantLock(true);
+ this.lock = new MonitoredReentrantLock(true);
this.backupHandler = new BackupHandler(this);
this.metaDir = Config.meta_dir;
this.publishVersionDaemon = new PublishVersionDaemon();
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/catalog/StorageVaultMgr.java
b/fe/fe-core/src/main/java/org/apache/doris/catalog/StorageVaultMgr.java
index 2d1df457c05..ae2885d1103 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/StorageVaultMgr.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/StorageVaultMgr.java
@@ -26,6 +26,7 @@ import org.apache.doris.cloud.rpc.MetaServiceProxy;
import org.apache.doris.common.DdlException;
import org.apache.doris.common.Pair;
import org.apache.doris.common.UserException;
+import org.apache.doris.common.lock.MonitoredReentrantReadWriteLock;
import org.apache.doris.datasource.property.constants.S3Properties;
import org.apache.doris.proto.InternalService.PAlterVaultSyncRequest;
import org.apache.doris.rpc.BackendServiceProxy;
@@ -43,7 +44,6 @@ import java.util.List;
import java.util.Map;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
-import java.util.concurrent.locks.ReentrantReadWriteLock;
public class StorageVaultMgr {
private static final Logger LOG =
LogManager.getLogger(StorageVaultMgr.class);
@@ -51,8 +51,10 @@ public class StorageVaultMgr {
private final SystemInfoService systemInfoService;
// <VaultName, VaultId>
private Pair<String, String> defaultVaultInfo;
+
private Map<String, String> vaultNameToVaultId = new HashMap<>();
- private ReentrantReadWriteLock rwLock = new ReentrantReadWriteLock();
+
+ private MonitoredReentrantReadWriteLock rwLock = new
MonitoredReentrantReadWriteLock();
public StorageVaultMgr(SystemInfoService systemInfoService) {
this.systemInfoService = systemInfoService;
diff --git a/fe/fe-core/src/main/java/org/apache/doris/catalog/Table.java
b/fe/fe-core/src/main/java/org/apache/doris/catalog/Table.java
index 548bea2c384..906a710f369 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/Table.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/Table.java
@@ -27,7 +27,8 @@ import org.apache.doris.common.MetaNotFoundException;
import org.apache.doris.common.Pair;
import org.apache.doris.common.io.Text;
import org.apache.doris.common.io.Writable;
-import org.apache.doris.common.util.QueryableReentrantReadWriteLock;
+import org.apache.doris.common.lock.MonitoredReentrantLock;
+import org.apache.doris.common.lock.MonitoredReentrantReadWriteLock;
import org.apache.doris.common.util.SqlUtils;
import org.apache.doris.common.util.Util;
import org.apache.doris.persist.gson.GsonPostProcessable;
@@ -58,7 +59,6 @@ import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.concurrent.TimeUnit;
-import java.util.concurrent.locks.ReentrantLock;
import java.util.stream.Collectors;
/**
@@ -83,11 +83,11 @@ public abstract class Table extends MetaObject implements
Writable, TableIf, Gso
protected TableType type;
@SerializedName(value = "createTime")
protected long createTime;
- protected QueryableReentrantReadWriteLock rwLock;
+ protected MonitoredReentrantReadWriteLock rwLock;
// Used for queuing commit transactifon tasks to avoid fdb transaction
conflicts,
// especially to reduce conflicts when obtaining delete bitmap update
locks for
// MoW table
- protected ReentrantLock commitLock;
+ protected MonitoredReentrantLock commitLock;
/*
* fullSchema and nameToColumn should contains all columns, both visible
and shadow.
@@ -133,11 +133,11 @@ public abstract class Table extends MetaObject implements
Writable, TableIf, Gso
this.type = type;
this.fullSchema = Lists.newArrayList();
this.nameToColumn = Maps.newTreeMap(String.CASE_INSENSITIVE_ORDER);
- this.rwLock = new QueryableReentrantReadWriteLock(true);
+ this.rwLock = new MonitoredReentrantReadWriteLock(true);
if (Config.check_table_lock_leaky) {
this.readLockThreads = Maps.newConcurrentMap();
}
- this.commitLock = new ReentrantLock(true);
+ this.commitLock = new MonitoredReentrantLock(true);
}
public Table(long id, String tableName, TableType type, List<Column>
fullSchema) {
@@ -157,12 +157,12 @@ public abstract class Table extends MetaObject implements
Writable, TableIf, Gso
// Only view in with-clause have null base
Preconditions.checkArgument(type == TableType.VIEW, "Table has no
columns");
}
- this.rwLock = new QueryableReentrantReadWriteLock(true);
+ this.rwLock = new MonitoredReentrantReadWriteLock(true);
this.createTime = Instant.now().getEpochSecond();
if (Config.check_table_lock_leaky) {
this.readLockThreads = Maps.newConcurrentMap();
}
- this.commitLock = new ReentrantLock(true);
+ this.commitLock = new MonitoredReentrantLock(true);
}
public void markDropped() {
diff --git a/fe/fe-core/src/main/java/org/apache/doris/catalog/Tablet.java
b/fe/fe-core/src/main/java/org/apache/doris/catalog/Tablet.java
index 26c7cbb578d..9fb44f07126 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/Tablet.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/Tablet.java
@@ -27,6 +27,7 @@ import org.apache.doris.common.FeMetaVersion;
import org.apache.doris.common.Pair;
import org.apache.doris.common.UserException;
import org.apache.doris.common.io.Text;
+import org.apache.doris.common.lock.MonitoredReentrantReadWriteLock;
import org.apache.doris.persist.gson.GsonUtils;
import org.apache.doris.resource.Tag;
import org.apache.doris.system.Backend;
@@ -51,7 +52,6 @@ import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
-import java.util.concurrent.locks.ReentrantReadWriteLock;
import java.util.stream.Collectors;
import java.util.stream.LongStream;
@@ -128,7 +128,7 @@ public class Tablet extends MetaObject {
private long cooldownReplicaId = -1;
@SerializedName(value = "ctm", alternate = {"cooldownTerm"})
private long cooldownTerm = -1;
- private ReentrantReadWriteLock cooldownConfLock = new
ReentrantReadWriteLock();
+ private MonitoredReentrantReadWriteLock cooldownConfLock = new
MonitoredReentrantReadWriteLock();
// last time that the tablet checker checks this tablet.
// no need to persist
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/common/lock/AbstractMonitoredLock.java
b/fe/fe-core/src/main/java/org/apache/doris/common/lock/AbstractMonitoredLock.java
new file mode 100644
index 00000000000..7389ed0d61b
--- /dev/null
+++
b/fe/fe-core/src/main/java/org/apache/doris/common/lock/AbstractMonitoredLock.java
@@ -0,0 +1,105 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.apache.doris.common.lock;
+
+import org.apache.doris.common.Config;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Abstract base class for a monitored lock that tracks lock acquisition,
+ * release, and attempt times. It provides mechanisms for monitoring the
+ * duration for which a lock is held and logging any instances where locks
+ * are held longer than a specified timeout or fail to be acquired within
+ * a specified timeout.
+ */
+public abstract class AbstractMonitoredLock {
+
+ private static final Logger LOG =
LoggerFactory.getLogger(AbstractMonitoredLock.class);
+
+ // Thread-local variable to store the lock start time
+ private final ThreadLocal<Long> lockStartTime = new ThreadLocal<>();
+
+
+ /**
+ * Method to be called after successfully acquiring the lock.
+ * Sets the start time for the lock.
+ */
+ protected void afterLock() {
+ lockStartTime.set(System.nanoTime());
+ }
+
+ /**
+ * Method to be called after releasing the lock.
+ * Calculates the lock hold time and logs a warning if it exceeds the hold
timeout.
+ */
+ protected void afterUnlock() {
+ Long startTime = lockStartTime.get();
+ if (startTime != null) {
+ long lockHoldTimeNanos = System.nanoTime() - startTime;
+ long lockHoldTimeMs = lockHoldTimeNanos >> 20;
+ if (lockHoldTimeMs > Config.max_lock_hold_threshold_seconds *
1000) {
+ Thread currentThread = Thread.currentThread();
+ String stackTrace =
getThreadStackTrace(currentThread.getStackTrace());
+ LOG.warn("Thread ID: {}, Thread Name: {} - Lock held for {}
ms, exceeding hold timeout of {} ms "
+ + "Thread stack trace:{}",
+ currentThread.getId(), currentThread.getName(),
lockHoldTimeMs, lockHoldTimeMs, stackTrace);
+ }
+ lockStartTime.remove();
+ }
+ }
+
+ /**
+ * Method to be called after attempting to acquire the lock using tryLock.
+ * Logs a warning if the lock was not acquired within a reasonable time.
+ *
+ * @param acquired Whether the lock was successfully acquired
+ * @param startTime The start time of the lock attempt
+ */
+ protected void afterTryLock(boolean acquired, long startTime) {
+ if (acquired) {
+ afterLock();
+ return;
+ }
+ if (LOG.isDebugEnabled()) {
+ long elapsedTime = (System.nanoTime() - startTime) >> 20;
+ Thread currentThread = Thread.currentThread();
+ String stackTrace =
getThreadStackTrace(currentThread.getStackTrace());
+ LOG.debug("Thread ID: {}, Thread Name: {} - Failed to acquire the
lock within {} ms"
+ + "\nThread blocking info:\n{}",
+ currentThread.getId(), currentThread.getName(),
elapsedTime, stackTrace);
+ }
+ }
+
+ /**
+ * Utility method to format the stack trace of a thread.
+ *
+ * @param stackTrace The stack trace elements of the thread
+ * @return A formatted string of the stack trace
+ */
+ private String getThreadStackTrace(StackTraceElement[] stackTrace) {
+ StringBuilder sb = new StringBuilder();
+ for (StackTraceElement element : stackTrace) {
+ sb.append("\tat ").append(element).append("\n");
+ }
+ return sb.toString().replace("\n", "\\n");
+ }
+}
+
+
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/common/lock/DeadlockMonitor.java
b/fe/fe-core/src/main/java/org/apache/doris/common/lock/DeadlockMonitor.java
new file mode 100644
index 00000000000..4fcda97dbd1
--- /dev/null
+++ b/fe/fe-core/src/main/java/org/apache/doris/common/lock/DeadlockMonitor.java
@@ -0,0 +1,81 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.apache.doris.common.lock;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.lang.management.ManagementFactory;
+import java.lang.management.ThreadInfo;
+import java.lang.management.ThreadMXBean;
+import java.util.Arrays;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * A utility class for monitoring and reporting deadlocks in a Java
application.
+ * <p>
+ * This class uses the Java Management API to periodically check for
deadlocked threads
+ * and logs detailed information about any detected deadlocks. It can be
configured to
+ * run at a fixed interval.
+ * </p>
+ */
+public class DeadlockMonitor {
+ private static final Logger LOG =
LoggerFactory.getLogger(DeadlockMonitor.class);
+ private final ThreadMXBean threadMXBean;
+ private final ScheduledExecutorService scheduler;
+
+ public DeadlockMonitor() {
+ this.threadMXBean = ManagementFactory.getThreadMXBean();
+ this.scheduler = Executors.newScheduledThreadPool(1);
+ }
+
+ /**
+ * Starts monitoring for deadlocks at a fixed rate.
+ *
+ * @param period the period between successive executions
+ * @param unit the time unit of the period parameter
+ */
+ public void startMonitoring(long period, TimeUnit unit) {
+ scheduler.scheduleAtFixedRate(this::detectAndReportDeadlocks, 5,
period, unit);
+ }
+
+ /**
+ * Detects and reports deadlocks if any are found.
+ */
+ public void detectAndReportDeadlocks() {
+ // Get IDs of threads that are deadlocked
+ long[] deadlockedThreadIds = threadMXBean.findDeadlockedThreads();
+
+ // Check if there are no deadlocked threads
+ if (deadlockedThreadIds == null || deadlockedThreadIds.length == 0) {
+ if (LOG.isDebugEnabled()) {
+ LOG.debug("No deadlocks detected.");
+ }
+ return;
+ }
+
+ // Get information about deadlocked threads
+ ThreadInfo[] threadInfos =
threadMXBean.getThreadInfo(deadlockedThreadIds, true, true);
+ String deadlockReportString =
Arrays.toString(threadInfos).replace("\n", "\\n");
+ // Log the deadlock report
+ LOG.warn("Deadlocks detected {}", deadlockReportString);
+ }
+
+}
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/common/lock/MonitoredReentrantLock.java
b/fe/fe-core/src/main/java/org/apache/doris/common/lock/MonitoredReentrantLock.java
new file mode 100644
index 00000000000..60211a6a8a8
--- /dev/null
+++
b/fe/fe-core/src/main/java/org/apache/doris/common/lock/MonitoredReentrantLock.java
@@ -0,0 +1,98 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.apache.doris.common.lock;
+
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.locks.ReentrantLock;
+
+/**
+ * A monitored version of ReentrantLock that provides additional monitoring
capabilities
+ * for lock acquisition and release.
+ */
+public class MonitoredReentrantLock extends ReentrantLock {
+ private static final long serialVersionUID = 1L;
+
+ // Monitor for tracking lock acquisition and release
+ private final AbstractMonitoredLock lockMonitor = new
AbstractMonitoredLock() {
+ };
+
+ // Constructor for creating a monitored lock with fairness option
+ public MonitoredReentrantLock(boolean fair) {
+ super(fair);
+ }
+
+ // Constructor for creating a monitored lock with fairness option
+ public MonitoredReentrantLock() {
+ }
+
+ /**
+ * Acquires the lock.
+ * Records the time when the lock is acquired.
+ */
+ @Override
+ public void lock() {
+ super.lock();
+ lockMonitor.afterLock();
+ }
+
+ /**
+ * Releases the lock.
+ * Records the time when the lock is released and logs the duration.
+ */
+ @Override
+ public void unlock() {
+ lockMonitor.afterUnlock();
+ super.unlock();
+ }
+
+ /**
+ * Tries to acquire the lock.
+ * Records the time when the lock attempt started and logs the result.
+ *
+ * @return true if the lock was acquired, false otherwise
+ */
+ @Override
+ public boolean tryLock() {
+ long start = System.nanoTime(); // Record start time
+ boolean acquired = super.tryLock(); // Attempt to acquire the lock
+ lockMonitor.afterTryLock(acquired, start); // Log result and elapsed
time
+ return acquired;
+ }
+
+ /**
+ * Tries to acquire the lock within the specified time limit.
+ * Records the time when the lock attempt started and logs the result.
+ *
+ * @param timeout the time to wait for the lock
+ * @param unit the time unit of the timeout argument
+ * @return true if the lock was acquired, false if the waiting time
elapsed before the lock was acquired
+ * @throws InterruptedException if the current thread is interrupted while
waiting
+ */
+ @Override
+ public boolean tryLock(long timeout, TimeUnit unit) throws
InterruptedException {
+ long start = System.nanoTime(); // Record start time
+ boolean acquired = super.tryLock(timeout, unit); // Attempt to acquire
the lock
+ lockMonitor.afterTryLock(acquired, start); // Log result and elapsed
time
+ return acquired;
+ }
+
+ @Override
+ public Thread getOwner() {
+ return super.getOwner();
+ }
+}
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/common/lock/MonitoredReentrantReadWriteLock.java
b/fe/fe-core/src/main/java/org/apache/doris/common/lock/MonitoredReentrantReadWriteLock.java
new file mode 100644
index 00000000000..7a6f0db5938
--- /dev/null
+++
b/fe/fe-core/src/main/java/org/apache/doris/common/lock/MonitoredReentrantReadWriteLock.java
@@ -0,0 +1,137 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.apache.doris.common.lock;
+
+import java.util.concurrent.locks.ReentrantReadWriteLock;
+
+/**
+ * A monitored version of ReentrantReadWriteLock that provides additional
+ * monitoring capabilities for read and write locks.
+ */
+public class MonitoredReentrantReadWriteLock extends ReentrantReadWriteLock {
+ // Monitored read and write lock instances
+ private final ReadLock readLock = new ReadLock(this);
+ private final WriteLock writeLock = new WriteLock(this);
+
+ // Constructor for creating a monitored lock with fairness option
+ public MonitoredReentrantReadWriteLock(boolean fair) {
+ super(fair);
+ }
+
+ public MonitoredReentrantReadWriteLock() {
+ }
+
+ /**
+ * Monitored read lock class that extends ReentrantReadWriteLock.ReadLock.
+ */
+ public class ReadLock extends ReentrantReadWriteLock.ReadLock {
+ private static final long serialVersionUID = 1L;
+ private final AbstractMonitoredLock monitor = new
AbstractMonitoredLock() {};
+
+ /**
+ * Constructs a new ReadLock instance.
+ *
+ * @param lock The ReentrantReadWriteLock this lock is associated with
+ */
+ protected ReadLock(ReentrantReadWriteLock lock) {
+ super(lock);
+ }
+
+ /**
+ * Acquires the read lock.
+ * Records the time when the lock is acquired.
+ */
+ @Override
+ public void lock() {
+ super.lock();
+ monitor.afterLock();
+ }
+
+ /**
+ * Releases the read lock.
+ * Records the time when the lock is released and logs the duration.
+ */
+ @Override
+ public void unlock() {
+ monitor.afterUnlock();
+ super.unlock();
+ }
+ }
+
+ /**
+ * Monitored write lock class that extends
ReentrantReadWriteLock.WriteLock.
+ */
+ public class WriteLock extends ReentrantReadWriteLock.WriteLock {
+ private static final long serialVersionUID = 1L;
+ private final AbstractMonitoredLock monitor = new
AbstractMonitoredLock() {};
+
+ /**
+ * Constructs a new WriteLock instance.
+ *
+ * @param lock The ReentrantReadWriteLock this lock is associated with
+ */
+ protected WriteLock(ReentrantReadWriteLock lock) {
+ super(lock);
+ }
+
+ /**
+ * Acquires the write lock.
+ * Records the time when the lock is acquired.
+ */
+ @Override
+ public void lock() {
+ super.lock();
+ monitor.afterLock();
+ }
+
+ /**
+ * Releases the write lock.
+ * Records the time when the lock is released and logs the duration.
+ */
+ @Override
+ public void unlock() {
+ monitor.afterUnlock();
+ super.unlock();
+ }
+ }
+
+ /**
+ * Returns the read lock associated with this lock.
+ *
+ * @return The monitored read lock
+ */
+ @Override
+ public ReadLock readLock() {
+ return readLock;
+ }
+
+ /**
+ * Returns the write lock associated with this lock.
+ *
+ * @return The monitored write lock
+ */
+ @Override
+ public WriteLock writeLock() {
+ return writeLock;
+ }
+
+ @Override
+ public Thread getOwner() {
+ return super.getOwner();
+ }
+}
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/common/util/QueryableReentrantLock.java
b/fe/fe-core/src/main/java/org/apache/doris/common/util/QueryableReentrantLock.java
deleted file mode 100644
index 1f0283434f9..00000000000
---
a/fe/fe-core/src/main/java/org/apache/doris/common/util/QueryableReentrantLock.java
+++ /dev/null
@@ -1,41 +0,0 @@
-// Licensed to the Apache Software Foundation (ASF) under one
-// or more contributor license agreements. See the NOTICE file
-// distributed with this work for additional information
-// regarding copyright ownership. The ASF licenses this file
-// to you under the Apache License, Version 2.0 (the
-// "License"); you may not use this file except in compliance
-// with the License. You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing,
-// software distributed under the License is distributed on an
-// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied. See the License for the
-// specific language governing permissions and limitations
-// under the License.
-
-package org.apache.doris.common.util;
-
-import java.util.concurrent.locks.ReentrantLock;
-
-/*
- * This Lock is for exposing the getOwner() method,
- * which is a protected method of ReentrantLock
- */
-public class QueryableReentrantLock extends ReentrantLock {
- private static final long serialVersionUID = 1L;
-
- public QueryableReentrantLock() {
- super();
- }
-
- public QueryableReentrantLock(boolean fair) {
- super(fair);
- }
-
- @Override
- public Thread getOwner() {
- return super.getOwner();
- }
-}
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/common/util/QueryableReentrantReadWriteLock.java
b/fe/fe-core/src/main/java/org/apache/doris/common/util/QueryableReentrantReadWriteLock.java
deleted file mode 100644
index 3f55b542297..00000000000
---
a/fe/fe-core/src/main/java/org/apache/doris/common/util/QueryableReentrantReadWriteLock.java
+++ /dev/null
@@ -1,41 +0,0 @@
-// Licensed to the Apache Software Foundation (ASF) under one
-// or more contributor license agreements. See the NOTICE file
-// distributed with this work for additional information
-// regarding copyright ownership. The ASF licenses this file
-// to you under the Apache License, Version 2.0 (the
-// "License"); you may not use this file except in compliance
-// with the License. You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing,
-// software distributed under the License is distributed on an
-// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied. See the License for the
-// specific language governing permissions and limitations
-// under the License.
-
-package org.apache.doris.common.util;
-
-import java.util.concurrent.locks.ReentrantReadWriteLock;
-
-/*
- * This Lock is for exposing the getOwner() method,
- * which is a protected method of ReentrantLock
- */
-public class QueryableReentrantReadWriteLock extends ReentrantReadWriteLock {
- private static final long serialVersionUID = 1L;
-
- public QueryableReentrantReadWriteLock() {
- super();
- }
-
- public QueryableReentrantReadWriteLock(boolean fair) {
- super(fair);
- }
-
- @Override
- public Thread getOwner() {
- return super.getOwner();
- }
-}
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/datasource/CatalogMgr.java
b/fe/fe-core/src/main/java/org/apache/doris/datasource/CatalogMgr.java
index 7f63ea92fd3..3b8551da144 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/datasource/CatalogMgr.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/datasource/CatalogMgr.java
@@ -43,6 +43,7 @@ import org.apache.doris.common.PatternMatcherWrapper;
import org.apache.doris.common.UserException;
import org.apache.doris.common.io.Text;
import org.apache.doris.common.io.Writable;
+import org.apache.doris.common.lock.MonitoredReentrantReadWriteLock;
import org.apache.doris.common.util.PrintableMap;
import org.apache.doris.common.util.TimeUtils;
import org.apache.doris.common.util.Util;
@@ -72,7 +73,6 @@ import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.TreeMap;
-import java.util.concurrent.locks.ReentrantReadWriteLock;
import java.util.function.Function;
import java.util.stream.Collectors;
@@ -90,7 +90,7 @@ public class CatalogMgr implements Writable,
GsonPostProcessable {
public static final String METADATA_REFRESH_INTERVAL_SEC =
"metadata_refresh_interval_sec";
public static final String CATALOG_TYPE_PROP = "type";
- private final ReentrantReadWriteLock lock = new
ReentrantReadWriteLock(true);
+ private final MonitoredReentrantReadWriteLock lock = new
MonitoredReentrantReadWriteLock(true);
@SerializedName(value = "idToCatalog")
private final Map<Long, CatalogIf<? extends DatabaseIf<? extends
TableIf>>> idToCatalog = Maps.newConcurrentMap();
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/datasource/ExternalDatabase.java
b/fe/fe-core/src/main/java/org/apache/doris/datasource/ExternalDatabase.java
index e2fe6cdd7a5..d653a5a178e 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/datasource/ExternalDatabase.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/datasource/ExternalDatabase.java
@@ -28,6 +28,7 @@ import org.apache.doris.common.DdlException;
import org.apache.doris.common.MetaNotFoundException;
import org.apache.doris.common.io.Text;
import org.apache.doris.common.io.Writable;
+import org.apache.doris.common.lock.MonitoredReentrantReadWriteLock;
import org.apache.doris.common.util.Util;
import org.apache.doris.datasource.infoschema.ExternalInfoSchemaDatabase;
import org.apache.doris.datasource.infoschema.ExternalInfoSchemaTable;
@@ -58,7 +59,6 @@ import java.util.Optional;
import java.util.OptionalLong;
import java.util.Set;
import java.util.concurrent.TimeUnit;
-import java.util.concurrent.locks.ReentrantReadWriteLock;
/**
* Base class of external database.
@@ -69,7 +69,7 @@ public abstract class ExternalDatabase<T extends
ExternalTable>
implements DatabaseIf<T>, Writable, GsonPostProcessable {
private static final Logger LOG =
LogManager.getLogger(ExternalDatabase.class);
- protected ReentrantReadWriteLock rwLock = new ReentrantReadWriteLock(true);
+ protected MonitoredReentrantReadWriteLock rwLock = new
MonitoredReentrantReadWriteLock(true);
@SerializedName(value = "id")
protected long id;
@@ -446,7 +446,7 @@ public abstract class ExternalDatabase<T extends
ExternalTable>
}
}
idToTbl = tmpIdToTbl;
- rwLock = new ReentrantReadWriteLock(true);
+ rwLock = new MonitoredReentrantReadWriteLock(true);
}
@Override
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/datasource/InternalCatalog.java
b/fe/fe-core/src/main/java/org/apache/doris/datasource/InternalCatalog.java
index f912decd065..9f7d27669d8 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/datasource/InternalCatalog.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/datasource/InternalCatalog.java
@@ -132,13 +132,13 @@ import org.apache.doris.common.MetaNotFoundException;
import org.apache.doris.common.Pair;
import org.apache.doris.common.UserException;
import org.apache.doris.common.io.CountingDataOutputStream;
+import org.apache.doris.common.lock.MonitoredReentrantLock;
import org.apache.doris.common.util.DbUtil;
import org.apache.doris.common.util.DebugPointUtil;
import org.apache.doris.common.util.DynamicPartitionUtil;
import org.apache.doris.common.util.IdGeneratorUtil;
import org.apache.doris.common.util.MetaLockUtils;
import org.apache.doris.common.util.PropertyAnalyzer;
-import org.apache.doris.common.util.QueryableReentrantLock;
import org.apache.doris.common.util.SqlParserUtils;
import org.apache.doris.common.util.TimeUtils;
import org.apache.doris.common.util.Util;
@@ -221,7 +221,7 @@ public class InternalCatalog implements CatalogIf<Database>
{
private static final Logger LOG =
LogManager.getLogger(InternalCatalog.class);
- private QueryableReentrantLock lock = new QueryableReentrantLock(true);
+ private MonitoredReentrantLock lock = new MonitoredReentrantLock(true);
private transient ConcurrentHashMap<Long, Database> idToDb = new
ConcurrentHashMap<>();
private transient ConcurrentHashMap<String, Database> fullNameToDb = new
ConcurrentHashMap<>();
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/datasource/TablePartitionValues.java
b/fe/fe-core/src/main/java/org/apache/doris/datasource/TablePartitionValues.java
index 60765d705d5..d5e8a39e605 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/datasource/TablePartitionValues.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/datasource/TablePartitionValues.java
@@ -23,6 +23,7 @@ import org.apache.doris.catalog.PartitionItem;
import org.apache.doris.catalog.PartitionKey;
import org.apache.doris.catalog.Type;
import org.apache.doris.common.AnalysisException;
+import org.apache.doris.common.lock.MonitoredReentrantReadWriteLock;
import org.apache.doris.planner.ColumnBound;
import org.apache.doris.planner.ListPartitionPrunerV2;
import org.apache.doris.planner.PartitionPrunerV2Base.UniqueId;
@@ -43,15 +44,13 @@ import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.concurrent.locks.Lock;
-import java.util.concurrent.locks.ReadWriteLock;
-import java.util.concurrent.locks.ReentrantReadWriteLock;
import java.util.stream.Collectors;
@Data
public class TablePartitionValues {
public static final String HIVE_DEFAULT_PARTITION =
"__HIVE_DEFAULT_PARTITION__";
- private final ReadWriteLock readWriteLock;
+ private final MonitoredReentrantReadWriteLock readWriteLock;
private long lastUpdateTimestamp;
private long nextPartitionId;
private final Map<Long, PartitionItem> idToPartitionItem;
@@ -68,7 +67,7 @@ public class TablePartitionValues {
private Map<UniqueId, Range<ColumnBound>> singleUidToColumnRangeMap;
public TablePartitionValues() {
- readWriteLock = new ReentrantReadWriteLock();
+ readWriteLock = new MonitoredReentrantReadWriteLock();
lastUpdateTimestamp = 0;
nextPartitionId = 0;
idToPartitionItem = new HashMap<>();
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/mysql/privilege/UserManager.java
b/fe/fe-core/src/main/java/org/apache/doris/mysql/privilege/UserManager.java
index c510ca99a0f..b9f5b599e6b 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/mysql/privilege/UserManager.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/mysql/privilege/UserManager.java
@@ -28,7 +28,7 @@ import org.apache.doris.common.PatternMatcher;
import org.apache.doris.common.PatternMatcherException;
import org.apache.doris.common.io.Text;
import org.apache.doris.common.io.Writable;
-import org.apache.doris.common.util.QueryableReentrantReadWriteLock;
+import org.apache.doris.common.lock.MonitoredReentrantReadWriteLock;
import org.apache.doris.mysql.MysqlPassword;
import org.apache.doris.persist.gson.GsonPostProcessable;
import org.apache.doris.persist.gson.GsonUtils;
@@ -60,7 +60,7 @@ public class UserManager implements Writable,
GsonPostProcessable {
public static final String ANY_HOST = "%";
private static final Logger LOG = LogManager.getLogger(UserManager.class);
- private static final QueryableReentrantReadWriteLock rwLock = new
QueryableReentrantReadWriteLock(false);
+ private static final MonitoredReentrantReadWriteLock rwLock = new
MonitoredReentrantReadWriteLock(false);
private static final Lock rlock = rwLock.readLock();
private static final Lock wlock = rwLock.writeLock();
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/nereids/jobs/load/LabelProcessor.java
b/fe/fe-core/src/main/java/org/apache/doris/nereids/jobs/load/LabelProcessor.java
index 88454eaecdc..c0ea85dc9f2 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/nereids/jobs/load/LabelProcessor.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/nereids/jobs/load/LabelProcessor.java
@@ -23,6 +23,7 @@ import org.apache.doris.common.CaseSensibility;
import org.apache.doris.common.LabelAlreadyUsedException;
import org.apache.doris.common.PatternMatcher;
import org.apache.doris.common.PatternMatcherWrapper;
+import org.apache.doris.common.lock.MonitoredReentrantReadWriteLock;
import org.apache.doris.job.exception.JobException;
import org.apache.doris.job.extensions.insert.InsertJob;
@@ -33,7 +34,6 @@ import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.locks.ReentrantReadWriteLock;
import java.util.stream.Collectors;
/**
@@ -41,7 +41,7 @@ import java.util.stream.Collectors;
*/
public class LabelProcessor {
private final Map<Long, Map<String, List<InsertJob>>>
dbIdToLabelToLoadJobs = new ConcurrentHashMap<>();
- private final ReentrantReadWriteLock lock = new
ReentrantReadWriteLock(true);
+ private final MonitoredReentrantReadWriteLock lock = new
MonitoredReentrantReadWriteLock(true);
private void readLock() {
lock.readLock().lock();
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/qe/cache/CacheCoordinator.java
b/fe/fe-core/src/main/java/org/apache/doris/qe/cache/CacheCoordinator.java
index 11fc547e6b4..6a0442c0569 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/qe/cache/CacheCoordinator.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/qe/cache/CacheCoordinator.java
@@ -19,6 +19,7 @@ package org.apache.doris.qe.cache;
import org.apache.doris.catalog.Env;
import org.apache.doris.common.UserException;
+import org.apache.doris.common.lock.MonitoredReentrantLock;
import org.apache.doris.proto.Types;
import org.apache.doris.qe.SimpleScheduler;
import org.apache.doris.system.Backend;
@@ -34,8 +35,6 @@ import java.util.Iterator;
import java.util.List;
import java.util.SortedMap;
import java.util.TreeMap;
-import java.util.concurrent.locks.Lock;
-import java.util.concurrent.locks.ReentrantLock;
/**
* Use consistent hashing to find the BE corresponding to the key to
@@ -48,7 +47,7 @@ public class CacheCoordinator {
public boolean debugModel = false;
private Hashtable<Long, Backend> realNodes = new Hashtable<>();
private SortedMap<Long, Backend> virtualNodes = new TreeMap<>();
- private static Lock belock = new ReentrantLock();
+ private static MonitoredReentrantLock belock = new
MonitoredReentrantLock();
private long lastRefreshTime;
private static CacheCoordinator cachePartition;
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/transaction/DatabaseTransactionMgr.java
b/fe/fe-core/src/main/java/org/apache/doris/transaction/DatabaseTransactionMgr.java
index 156b72d04e4..a236bea0625 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/transaction/DatabaseTransactionMgr.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/transaction/DatabaseTransactionMgr.java
@@ -45,6 +45,7 @@ import org.apache.doris.common.MetaNotFoundException;
import org.apache.doris.common.Pair;
import org.apache.doris.common.QuotaExceedException;
import org.apache.doris.common.UserException;
+import org.apache.doris.common.lock.MonitoredReentrantReadWriteLock;
import org.apache.doris.common.util.DebugPointUtil;
import org.apache.doris.common.util.DebugUtil;
import org.apache.doris.common.util.InternalDatabaseUtil;
@@ -94,7 +95,6 @@ import java.util.Map.Entry;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.TimeUnit;
-import java.util.concurrent.locks.ReentrantReadWriteLock;
import java.util.stream.Collectors;
/**
@@ -123,7 +123,7 @@ public class DatabaseTransactionMgr {
// the lock is used to control the access to transaction states
// no other locks should be inside this lock
- private final ReentrantReadWriteLock transactionLock = new
ReentrantReadWriteLock(true);
+ private final MonitoredReentrantReadWriteLock transactionLock = new
MonitoredReentrantReadWriteLock(true);
// transactionId -> running TransactionState
private final Map<Long, TransactionState> idToRunningTransactionState =
Maps.newHashMap();
diff --git
a/fe/fe-core/src/test/java/org/apache/doris/common/util/QueryableReentrantLockTest.java
b/fe/fe-core/src/test/java/org/apache/doris/common/util/QueryableReentrantLockTest.java
index f8f7b2178f9..1608b1d6efa 100644
---
a/fe/fe-core/src/test/java/org/apache/doris/common/util/QueryableReentrantLockTest.java
+++
b/fe/fe-core/src/test/java/org/apache/doris/common/util/QueryableReentrantLockTest.java
@@ -17,6 +17,8 @@
package org.apache.doris.common.util;
+import org.apache.doris.common.lock.MonitoredReentrantLock;
+
import org.junit.Assert;
import org.junit.Test;
@@ -24,7 +26,7 @@ import java.util.concurrent.TimeUnit;
public class QueryableReentrantLockTest {
- private QueryableReentrantLock lock = new QueryableReentrantLock(true);
+ private MonitoredReentrantLock lock = new MonitoredReentrantLock(true);
@Test
public void test() throws InterruptedException {
diff --git a/regression-test/pipeline/p0/conf/fe.conf
b/regression-test/pipeline/p0/conf/fe.conf
index 24853b0a0c6..ce965f7f996 100644
--- a/regression-test/pipeline/p0/conf/fe.conf
+++ b/regression-test/pipeline/p0/conf/fe.conf
@@ -79,3 +79,6 @@ master_sync_policy = WRITE_NO_SYNC
replica_sync_policy = WRITE_NO_SYNC
enable_advance_next_id = true
+# enable deadlock detection
+enable_deadlock_detection = true
+max_lock_hold_threshold_seconds = 1
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