huyangg opened a new issue #8446:
URL: https://github.com/apache/incubator-doris/issues/8446
### 问题描述：
```
复制现有doris环境整个目录，在新环境启动导致原环境的be服务宕机。
```
### 问题复现的case：
```
复制现有doris环境整个目录，在新环境启动，观察原环境be状态。前提条件：新环境和原环境网络互通。
```
### Doris版本：
```
Palo version 0.14.13.1-Unknown
```
### Doris集群基本信息：
```
单节点和多节点环境。新环境在 fe.conf 中添加配置：metadata_failure_recovery=true。
```
### 异常信息：
```
dmesg -T无OOM信息。
原环境be alive状态为false ，ErrMsg为 epoch is not greater than local. ignore
heartbeat.
MySQL [(none)]> SHOW PROC '/backends';
+-----------+-----------------+---------------+---------------+---------------+--------+----------+----------+---------------------+---------------------+-------+----------------------+-----------------------+-----------+------------------+---------------+---------------+---------+----------------+----------------------------------------------------+-------------------+-------------------------------------------------------------------------------------------+
| BackendId | Cluster | IP | HostName |
HeartbeatPort | BePort | HttpPort | BrpcPort | LastStartTime |
LastHeartbeat | Alive | SystemDecommissioned | ClusterDecommissioned |
TabletNum | DataUsedCapacity | AvailCapacity | TotalCapacity | UsedPct |
MaxDiskUsedPct | ErrMsg | Version
| Status
|
+-----------+-----------------+---------------+---------------+---------------+--------+----------+----------+---------------------+---------------------+-------+----------------------+-----------------------+-----------+------------------+---------------+---------------+---------+----------------+----------------------------------------------------+-------------------+-------------------------------------------------------------------------------------------+
| 10003 | default_cluster | 172.16.1.201 | 172.16.1.201 | 9050
| 9060 | 8040 | 8060 | 2021-10-20 21:34:31 | 2022-03-10 15:27:53 |
false | false | false | 837 | 1.442 GB
| 138.925 GB | 191.024 GB | 27.27 % | 27.27 % | epoch is not
greater than local. ignore heartbeat. | 0.14.13.1-Unknown |
{"lastSuccessReportTabletsTime":"2022-03-10
15:27:22","lastStreamLoadTime":1645584570768} |
+-----------+-----------------+---------------+---------------+---------------+--------+----------+----------+---------------------+---------------------+-------+----------------------+-----------------------+-----------+------------------+---------------+---------------+---------+----------------+----------------------------------------------------+-------------------+-------------------------------------------------------------------------------------------+
be.info.log信息：
I0310 15:27:53.379778 3011 plan_fragment_executor.cpp:583] Close()
fragment_instance_id=65ac48000aed4ecc-9b947eb57686de25
I0310 15:27:54.298195 10114 heartbeat_server.cpp:58] get heartbeat from
FE.host:172.16.2.113, port:9020, cluster id:138756675, counter:2424613
I0310 15:27:54.298223 10114 heartbeat_server.cpp:120] master change. new
master host: 172.16.2.113. port: 9020. epoch: 8
I0310 15:27:54.298228 10114 heartbeat_server.cpp:166] Master FE is changed
or restarted. report tablet and disk info immediately
I0310 15:27:54.298241 10114 task_worker_pool.cpp:258] notify task worker
pool: TaskWorkerPool.REPORT_DISK_STATE
I0310 15:27:54.298250 10114 task_worker_pool.cpp:258] notify task worker
pool: TaskWorkerPool.REPORT_OLAP_TABLE
I0310 15:27:54.298363 3128 data_dir.cpp:837] path:
/root/DORIS-0.14.7-release/be/storage total capacity: 1064086802432, available
capacity: 953151504384
I0310 15:27:54.299175 3129 tablet_manager.cpp:880] begin to build all
report tablets info
I0310 15:27:54.299291 3129 tablet_manager.cpp:885] find expired
transactions for 0 tablets
I0310 15:27:54.299764 3128 storage_engine.cpp:373] get root path info cost:
1 ms. tablet counter: 2087
I0310 15:27:54.300318 10115 backend_service.cpp:325] get_batch
stream_load_record rocksdb successfully. records size: 0,
last_stream_load_timestamp: 1645584507086
I0310 15:27:54.305917 3129 tablet_manager.cpp:922] success to build all
report tablets info. tablet_count=2087
I0310 15:27:54.353857 3128 task_worker_pool.cpp:1587] finish report DISK.
master host: 172.16.2.113, port: 9020
I0310 15:27:54.361510 3129 task_worker_pool.cpp:1587] finish report TABLET.
master host: 172.16.2.113, port: 9020
I0310 15:27:57.650785 3127 task_worker_pool.cpp:1587] finish report TASK.
master host: 172.16.2.113, port: 9020
I0310 15:27:57.753644 3063 storage_engine.cpp:625] start trash and snapshot
sweep.
I0310 15:27:57.755581 3063 storage_engine.cpp:373] get root path info cost:
1 ms. tablet counter: 2087
I0310 15:27:57.755627 3063 storage_engine.cpp:647] Start to sweep path
/root/DORIS-0.14.7-release/be/storage
W0310 15:27:58.920964 3247 heartbeat_server.cpp:125] epoch is not greater
than local. ignore heartbeat. host: 172.16.2.113 port: 9020 local epoch: 8
received epoch: 7
W0310 15:28:03.929098 3247 heartbeat_server.cpp:125] epoch is not greater
than local. ignore heartbeat. host: 172.16.2.113 port: 9020 local epoch: 8
received epoch: 7
I0310 15:28:07.652289 3127 task_worker_pool.cpp:1587] finish report TASK.
master host: 172.16.2.113, port: 9020
W0310 15:28:08.936048 3247 heartbeat_server.cpp:125] epoch is not greater
than local. ignore heartbeat. host: 172.16.2.113 port: 9020 local epoch: 8
received epoch: 7
W0310 15:28:13.945868 3247 heartbeat_server.cpp:125] epoch is not greater
than local. ignore heartbeat. host: 172.16.2.113 port: 9020 local epoch: 8
received epoch: 7
I0310 15:28:17.653152 3127 task_worker_pool.cpp:1587] finish report TASK.
master host: 172.16.2.113, port: 9020
I0310 15:28:18.727761 3061 load_channel_mgr.cpp:241] cleaning timed out
load channels
I0310 15:28:18.727794 3061 load_channel_mgr.cpp:274] load mem
consumption(bytes). limit: 86418309775, current: 0, peak: 1241120388
W0310 15:28:18.952822 3247 heartbeat_server.cpp:125] epoch is not greater
than local. ignore heartbeat. host: 172.16.2.113 port: 9020 local epoch: 8
received epoch: 7
W0310 15:28:23.958277 3247 heartbeat_server.cpp:125] epoch is not greater
than local. ignore heartbeat. host: 172.16.2.113 port: 9020 local epoch: 8
received epoch: 7
```
### 解决方案（社区技术人员或者其他用户给出的回复解决方案）
```
```
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