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markt pushed a commit to branch 11.0.x
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/11.0.x by this push:
new 7f252d0c5a Correctly calculate h2 request statistics now requests are
reused
7f252d0c5a is described below
commit 7f252d0c5a938d726f8eb757370c3f9c54937a54
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Wed Jun 18 08:48:46 2025 +0100
Correctly calculate h2 request statistics now requests are reused
---
java/org/apache/coyote/RequestInfo.java | 14 ++++++++++++++
java/org/apache/coyote/http2/StreamProcessor.java | 14 +++++++++++++-
webapps/docs/changelog.xml | 5 +++++
3 files changed, 32 insertions(+), 1 deletion(-)
diff --git a/java/org/apache/coyote/RequestInfo.java
b/java/org/apache/coyote/RequestInfo.java
index 41081f5806..0dc534da74 100644
--- a/java/org/apache/coyote/RequestInfo.java
+++ b/java/org/apache/coyote/RequestInfo.java
@@ -261,4 +261,18 @@ public class RequestInfo {
public void setLastRequestProcessingTime(long lastRequestProcessingTime) {
this.lastRequestProcessingTime = lastRequestProcessingTime;
}
+
+ public void recycleStatistcs() {
+ this.bytesSent = 0;
+ this.bytesReceived = 0;
+
+ this.processingTime = 0;
+ this.maxTime = 0;
+ this.maxRequestUri = null;
+
+ this.requestCount = 0;
+ this.errorCount = 0;
+
+ this.lastRequestProcessingTime = 0;
+ }
}
diff --git a/java/org/apache/coyote/http2/StreamProcessor.java
b/java/org/apache/coyote/http2/StreamProcessor.java
index 2b7ea79701..edd9c74a9b 100644
--- a/java/org/apache/coyote/http2/StreamProcessor.java
+++ b/java/org/apache/coyote/http2/StreamProcessor.java
@@ -147,8 +147,14 @@ class StreamProcessor extends AbstractProcessor implements
NonPipeliningProcesso
state = SocketState.CLOSED;
} finally {
if (state == SocketState.CLOSED) {
- stream.recycle();
+ /*
+ * Recycle this processor before the stream is
recycled as recycling the stream will add the
+ * request and the response to the pool for re-use (if
re-use is enabled) and the request
+ * statistics updating in StreamProcessor.recycle()
needs to happen before the request and
+ * response are added to the pool to avoid concurrency
issues corrupting the statistics.
+ */
recycle();
+ stream.recycle();
}
}
} finally {
@@ -416,6 +422,12 @@ class StreamProcessor extends AbstractProcessor implements
NonPipeliningProcesso
global.removeRequestProcessor(request.getRequestProcessor());
}
+ /*
+ * Clear the statistics ready for re-use of the request. If we don't
clear the statistics, the statistics for
+ * the current request will be included in the statistics for all
future requests.
+ */
+ request.getRequestProcessor().recycleStatistcs();
+
// Clear fields that can be cleared to aid GC and trigger NPEs if this
// is reused
setSocketWrapper(null);
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index 161bc34e16..4b77434bdb 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -128,6 +128,11 @@
<bug>69713</bug>: Correctly handle an HTTP/2 data frame that includes
padding when the headers include a content-length. (remm/markt)
</fix>
+ <fix>
+ Correctly collect statistics for HTTP/2 requests and avoid counting one
+ request multiple times. Based on pull request <pr>868</pr> by
+ qingdaoheze. (markt)
+ </fix>
</changelog>
</subsection>
<subsection name="Web applications">
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