shri-arunraj opened a new issue, #3302:
URL: https://github.com/apache/servicecomb-java-chassis/issues/3302

   Hi ,
   I have spring boot based servlet java chassis service. When calling the 
API's through gateway, the API requests one in every 3 hits failing with the 
below. Its so weird given all the requests are not failing.
   
   `
   
   2022-08-26 22:26:27.627  INFO 10936 --- [Center Task [0]] 
o.a.s.s.task.ServiceCenterTaskMonitor    : sc task interval changed from -1 to 
30
   2022-08-26 22:26:36.716  INFO 10936 --- [nio-9095-exec-3] 
o.apache.coyote.http11.Http11Processor   : Error parsing HTTP request header
    Note: further occurrences of HTTP request parsing errors will be logged at 
DEBUG level.
   
   java.lang.IllegalArgumentException: Invalid character found in method name 
[.10x0d0x0ax-cse-target-microservice: ]. HTTP method names must be tokens
        at 
org.apache.coyote.http11.Http11InputBuffer.parseRequestLine(Http11InputBuffer.java:419)
 ~[tomcat-embed-core-9.0.62.jar:9.0.62]
        at 
org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:271) 
~[tomcat-embed-core-9.0.62.jar:9.0.62]
        at 
org.apache.coyote.AbstractProcessorLight.checkForPipelinedData(AbstractProcessorLight.java:108)
 [tomcat-embed-core-9.0.62.jar:9.0.62]
        at 
org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:60)
 [tomcat-embed-core-9.0.62.jar:9.0.62]
        at 
org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:890)
 [tomcat-embed-core-9.0.62.jar:9.0.62]
        at 
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1743)
 [tomcat-embed-core-9.0.62.jar:9.0.62]
        at 
org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) 
[tomcat-embed-core-9.0.62.jar:9.0.62]
        at 
org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
 [tomcat-embed-core-9.0.62.jar:9.0.62]
        at 
org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
 [tomcat-embed-core-9.0.62.jar:9.0.62]
        at 
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
 [tomcat-embed-core-9.0.62.jar:9.0.62]
        at java.lang.Thread.run(Thread.java:748) [na:1.8.0_241]
   
   
   `
   
   Looking forward for insights. Thanks!


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