xxdwpl commented on issue #2601:
URL:
https://github.com/apache/servicecomb-java-chassis/issues/2601#issuecomment-929251522
线程堆栈分析发现，服务端已经正常返回数据，并且写满PipedOutputStream的缓冲区
并且有发现vert.x线程在PipedInputStream的read方法处等待，**猜测cse有相关的配置项为8，导致了短时间内只能处理8个请求**
```
"ttsService--9" #121 prio=5 os_prio=0 tid=0x00007f49e0003800 nid=0x299bb1 in
Object.wait() [0x00007f482bdfc000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at java.io.PipedInputStream.awaitSpace(PipedInputStream.java:273)
at java.io.PipedInputStream.receive(PipedInputStream.java:231)
- locked <0x00000007956e1840> (a java.io.PipedInputStream)
at java.io.PipedOutputStream.write(PipedOutputStream.java:149)
at
com.huawei.texttospeech.api.commands.TextToVoiceService.textAudioProcessEmotion(TextToVoiceService.java:480)
at
com.huawei.texttospeech.api.commands.TextToVoiceService.lambda$processAudioEmotion$3(TextToVoiceService.java:412)
at
com.huawei.texttospeech.api.commands.TextToVoiceService$$Lambda$638/963565835.run(Unknown
Source)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Locked ownable synchronizers:
- <0x00000007956f4e60> (a
java.util.concurrent.ThreadPoolExecutor$Worker)
```
```
"vert.x-worker-thread-3" #74 prio=5 os_prio=0 tid=0x00007f49b4075800
nid=0x299a0c in Object.wait() [0x00007f4832dd8000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at java.io.PipedInputStream.read(PipedInputStream.java:326)
- eliminated <0x000000070e5634e0> (a java.io.PipedInputStream)
at java.io.PipedInputStream.read(PipedInputStream.java:377)
- locked <0x000000070e5634e0> (a java.io.PipedInputStream)
at java.io.InputStream.read(InputStream.java:101)
at
org.apache.servicecomb.foundation.vertx.stream.InputStreamToReadStream$ReadResult.doRead(InputStreamToReadStream.java:106)
at
org.apache.servicecomb.foundation.vertx.stream.InputStreamToReadStream.readInWorker(InputStreamToReadStream.java:127)
- locked <0x000000070e663550> (a
org.apache.servicecomb.foundation.vertx.stream.InputStreamToReadStream)
at
org.apache.servicecomb.foundation.vertx.stream.InputStreamToReadStream$$Lambda$720/9588367.handle(Unknown
Source)
at
io.vertx.core.impl.ContextImpl.lambda$executeBlocking$2(ContextImpl.java:313)
at io.vertx.core.impl.ContextImpl$$Lambda$723/2130232781.run(Unknown
Source)
at io.vertx.core.impl.TaskQueue.run(TaskQueue.java:76)
at io.vertx.core.impl.TaskQueue$$Lambda$313/60426688.run(Unknown Source)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at
io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:748)
Locked ownable synchronizers:
- <0x000000070e6635e0> (a
java.util.concurrent.ThreadPoolExecutor$Worker)
```
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