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Posted to dev@tomcat.apache.org by bu...@apache.org on 2022/04/22 10:10:34 UTC
[Bug 66024] New: NioEndpoint$NioSocketWrapper CountDownLatch locked
https://bz.apache.org/bugzilla/show_bug.cgi?id=66024
Bug ID: 66024
Summary: NioEndpoint$NioSocketWrapper CountDownLatch locked
Product: Tomcat 9
Version: 9.0.17
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P2
Component: Connectors
Assignee: dev@tomcat.apache.org
Reporter: 13426138427@163.com
Target Milestone: -----
"http-nio-8801-exec-90" #902456 daemon prio=5 os_prio=0 tid=0x00007f42e405c800
nid=0xdc543 waiting on condition [0x00007f439433b000]
java.lang.Thread.State: TIMED_WAITING (parking)
at sun.misc.Unsafe.park(Native Method)
- parking to wait for <0x00000007b7f06a80> (a
java.util.concurrent.CountDownLatch$Sync)
at
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215)
at
java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireSharedNanos(AbstractQueuedSynchronizer.java:1037)
at
java.util.concurrent.locks.AbstractQueuedSynchronizer.tryAcquireSharedNanos(AbstractQueuedSynchronizer.java:1328)
at java.util.concurrent.CountDownLatch.await(CountDownLatch.java:277)
at
org.apache.tomcat.util.net.NioEndpoint$NioSocketWrapper.awaitLatch(NioEndpoint.java:1064)
at
org.apache.tomcat.util.net.NioEndpoint$NioSocketWrapper.awaitReadLatch(NioEndpoint.java:1066)
at
org.apache.tomcat.util.net.NioBlockingSelector.read(NioBlockingSelector.java:190)
at
org.apache.tomcat.util.net.NioSelectorPool.read(NioSelectorPool.java:222)
at
org.apache.tomcat.util.net.NioSelectorPool.read(NioSelectorPool.java:203)
at
org.apache.tomcat.util.net.NioEndpoint$NioSocketWrapper.fillReadBuffer(NioEndpoint.java:1197)
at
org.apache.tomcat.util.net.NioEndpoint$NioSocketWrapper.read(NioEndpoint.java:1140)
at
org.apache.coyote.http11.Http11InputBuffer.fill(Http11InputBuffer.java:731)
at
org.apache.coyote.http11.Http11InputBuffer.access$300(Http11InputBuffer.java:40)
at
org.apache.coyote.http11.Http11InputBuffer$SocketInputBuffer.doRead(Http11InputBuffer.java:1063)
at
org.apache.coyote.http11.filters.ChunkedInputFilter.readBytes(ChunkedInputFilter.java:301)
at
org.apache.coyote.http11.filters.ChunkedInputFilter.parseChunkHeader(ChunkedInputFilter.java:329)
at
org.apache.coyote.http11.filters.ChunkedInputFilter.doRead(ChunkedInputFilter.java:164)
at
org.apache.coyote.http11.Http11InputBuffer.doRead(Http11InputBuffer.java:245)
at org.apache.coyote.Request.doRead(Request.java:551)
at
org.apache.catalina.connector.InputBuffer.realReadBytes(InputBuffer.java:336)
at
org.apache.catalina.connector.InputBuffer.checkByteBufferEof(InputBuffer.java:632)
at org.apache.catalina.connector.InputBuffer.read(InputBuffer.java:362)
at
org.apache.catalina.connector.CoyoteInputStream.read(CoyoteInputStream.java:132)
at java.util.zip.InflaterInputStream.fill(InflaterInputStream.java:238)
at java.util.zip.InflaterInputStream.read(InflaterInputStream.java:158)
................
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
at
org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
at
org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at
org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834)
at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1415)
at
org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
- locked <0x000000065c9fde88> (a
org.apache.tomcat.util.net.NioEndpoint$NioSocketWrapper)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:748)
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[Bug 66024] NioEndpoint$NioSocketWrapper CountDownLatch locked
Posted by bu...@apache.org.
https://bz.apache.org/bugzilla/show_bug.cgi?id=66024
--- Comment #3 from he zhang <13...@163.com> ---
Thank you for your answer(In reply to Remy Maucherat from comment #2)
> Please upgrade to a newer version and investigate on the user list. This is
> blocking IO, so having the thread go through that state is expected as this
> is where it blocked waiting for input.
Thank you for your answer, I will try to upgrade to a newer version.
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[Bug 66024] NioEndpoint$NioSocketWrapper CountDownLatch locked
Posted by bu...@apache.org.
https://bz.apache.org/bugzilla/show_bug.cgi?id=66024
--- Comment #1 from he zhang <13...@163.com> ---
spring-boot-starter-web:2.1.4.RELEASE
spring-boot-starter-tomcat:2.1.4.RELEASE
tomcat-embed-core:9.0.16
Fake code:
InflaterInputStream iis = new InflaterInputStream(request.getInputStream());
ByteArrayOutputStream o = new ByteArrayOutputStream(1024);
int i = 1024;
byte[] buf = new byte[i];
while ((i = iis.read(buf, 0, i)) > 0) {
o.write(buf, 0, i);
}
high volume of requests, exception stack info:
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[Bug 66024] NioEndpoint$NioSocketWrapper CountDownLatch locked
Posted by bu...@apache.org.
https://bz.apache.org/bugzilla/show_bug.cgi?id=66024
Remy Maucherat <re...@apache.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |INVALID
Status|NEW |RESOLVED
--- Comment #2 from Remy Maucherat <re...@apache.org> ---
Please upgrade to a newer version and investigate on the user list. This is
blocking IO, so having the thread go through that state is expected as this is
where it blocked waiting for input.
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You are the assignee for the bug.
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