[GitHub] [servicecomb-kie] liubao68 opened a new issue #215: should enable access log to help diagnosis problems like request timeout

[GitBox <gi...@apache.org>]

liubao68 opened a new issue #215:
URL: https://github.com/apache/servicecomb-kie/issues/215


   Polling kie got a timeout exception, but do not know if kie has received the request and how long it takes. Recommented kie enable access log. 
   
   ```
   2021-08-28 15:01:37,678 [ERROR] get configurations from KieConfigCenter failed, and will try again. org.apache.servicecomb.config.kie.client.KieConfigManager$PollConfigurationTask.execute(KieConfigManager.java:136)
   org.apache.servicecomb.config.kie.client.exception.OperationException: read response failed.
           at org.apache.servicecomb.config.kie.client.KieClient.queryConfigurations(KieClient.java:110)
           at org.apache.servicecomb.config.kie.client.KieConfigManager$PollConfigurationTask.execute(KieConfigManager.java:124)
           at org.apache.servicecomb.http.client.task.AbstractTask.lambda$startTask$1(AbstractTask.java:89)
           at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
           at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
           at java.lang.Thread.run(Thread.java:748)
   Caused by: java.net.SocketTimeoutException: Read timed out
           at java.net.SocketInputStream.socketRead0(Native Method)
           at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
           at java.net.SocketInputStream.read(SocketInputStream.java:171)
           at java.net.SocketInputStream.read(SocketInputStream.java:141)
           at sun.security.ssl.InputRecord.readFully(InputRecord.java:465)
           at sun.security.ssl.InputRecord.read(InputRecord.java:503)
           at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:975)
           at sun.security.ssl.SSLSocketImpl.readDataRecord(SSLSocketImpl.java:933)
           at sun.security.ssl.AppInputStream.read(AppInputStream.java:105)
           at org.apache.http.impl.io.SessionInputBufferImpl.streamRead(SessionInputBufferImpl.java:137)
           at org.apache.http.impl.io.SessionInputBufferImpl.fillBuffer(SessionInputBufferImpl.java:153)
           at org.apache.http.impl.io.SessionInputBufferImpl.readLine(SessionInputBufferImpl.java:280)
           at org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:138)
           at org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:56)
           at org.apache.http.impl.io.AbstractMessageParser.parse(AbstractMessageParser.java:259)
           at org.apache.http.impl.DefaultBHttpClientConnection.receiveResponseHeader(DefaultBHttpClientConnection.java:163)
           at org.apache.http.impl.conn.CPoolProxy.receiveResponseHeader(CPoolProxy.java:157)
           at org.apache.http.protocol.HttpRequestExecutor.doReceiveResponse(HttpRequestExecutor.java:273)
           at org.apache.http.protocol.HttpRequestExecutor.execute(HttpRequestExecutor.java:125)
           at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:272)
           at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:186)
           at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:89)
           at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
           at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:185)
           at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83)
           at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:108)
           at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:56)
           at org.apache.servicecomb.http.client.common.HttpTransportImpl.doRequest(HttpTransportImpl.java:93)
           at org.apache.servicecomb.config.kie.client.KieClient.queryConfigurations(KieClient.java:87)
           ... 5 more
   ```


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