[jboss-user] [Tomcat, HTTPD, Servlets & JSP] - Re: CPU (threads) at 100%, Tomcat sockets in CLOSE_WAIT

georges.goebel do-not-reply at jboss.com
Mon Feb 25 07:53:01 EST 2008


Hi,

Today I had again the same problem (plenty of CLOSE_WAIT sessions and the CPU is on 100%). 
Is somebody out there who can solve this problem. I use apache 2.2 with mod_proxy_balancer to the ajp port.

Changing from ajp to http does not solve my problem because the absolute url is changed. http://bla.pch.etat.lu/ap1 -> http://node1.pch.etat.lu:8080/ap1 

Neither using the native JBoss library because the SAP native library does not like the binaries of JBoss navtive :-( (JBoss does not starte whene the SAP JCO libraries are in LD_LIBRARY_PATH)

Thanks for any help

Georges


  | <Proxy balancer://myCluster>
  |         BalancerMember ajp://jbosssrv01.pch.etat.lu:8009 route=worker1 loadfactor=10
  |         BalancerMember ajp://jbosssrv02.pch.etat.lu:8009 route=worker2 loadfactor=10
  | </Proxy>
  | 


  | [java at jbosssrv01 ~]$ netstat -na | grep 8009
  | tcp        0      0 0.0.0.0:8009                0.0.0.0:*                   LISTEN      
  | tcp        0      0 148.110.55.140:8009         148.110.55.136:33657        SYN_RECV    
  | tcp        0      0 148.110.55.140:8009         148.110.55.136:33663        SYN_RECV    
  | tcp        0      0 148.110.55.140:8009         148.110.55.136:33655        SYN_RECV    
  | tcp        0      0 148.110.55.140:8009         148.110.55.136:33660        SYN_RECV    
  | tcp        0      0 148.110.55.140:8009         148.110.55.136:33651        SYN_RECV    
  | tcp        0      0 148.110.55.140:8009         148.110.55.136:33652        SYN_RECV    
  | tcp      387      0 148.110.55.140:8009         148.110.55.136:34073        CLOSE_WAIT  
  | tcp      394      0 148.110.55.140:8009         148.110.55.136:34072        CLOSE_WAIT  
  | tcp      394      0 148.110.55.140:8009         148.110.55.136:34079        CLOSE_WAIT  
  | tcp      375      0 148.110.55.140:8009         148.110.55.136:34078        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:34067        CLOSE_WAIT  
  | tcp      440      0 148.110.55.140:8009         148.110.55.136:44816        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:37131        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:37130        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:39177        CLOSE_WAIT  
  | tcp      394      0 148.110.55.140:8009         148.110.55.136:34063        CLOSE_WAIT  
  | tcp      375      0 148.110.55.140:8009         148.110.55.136:34062        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:44814        CLOSE_WAIT  
  | tcp      607      0 148.110.55.140:8009         148.110.55.136:44812        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:37123        CLOSE_WAIT  
  | tcp      440      0 148.110.55.140:8009         148.110.55.136:44801        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:44807        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:37126        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:47929        CLOSE_WAIT  
  | tcp      667      0 148.110.55.140:8009         148.110.55.136:53053        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:53042        CLOSE_WAIT  
  | tcp        0      0 148.110.55.140:8009         148.110.55.136:55346        ESTABLISHED 
  | tcp      272      0 148.110.55.140:8009         148.110.55.136:53046        CLOSE_WAIT  
  | tcp      272      0 148.110.55.140:8009         148.110.55.136:53033        CLOSE_WAIT  
  | tcp      387      0 148.110.55.140:8009         148.110.55.136:34088        CLOSE_WAIT  
  | tcp      742      0 148.110.55.140:8009         148.110.55.136:53039        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:44588        CLOSE_WAIT  
  | tcp      532      0 148.110.55.140:8009         148.110.55.136:53027        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:34083        CLOSE_WAIT  
  | tcp      537      0 148.110.55.140:8009         148.110.55.136:53026        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:53025        CLOSE_WAIT  
  | tcp      394      0 148.110.55.140:8009         148.110.55.136:34087        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:33575        CLOSE_WAIT  
  | tcp      649      0 148.110.55.140:8009         148.110.55.136:53029        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:53082        CLOSE_WAIT  
  | tcp        0      0 148.110.55.140:8009         148.110.55.136:55647        ESTABLISHED 
  | tcp      313      0 148.110.55.140:8009         148.110.55.136:53843        CLOSE_WAIT  
  | tcp      721      0 148.110.55.140:8009         148.110.55.136:53842        CLOSE_WAIT  
  | tcp      532      0 148.110.55.140:8009         148.110.55.136:53840        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:42071        CLOSE_WAIT  
  | tcp      537      0 148.110.55.140:8009         148.110.55.136:53839        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:36173        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:47939        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:47938        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:53314        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:44613        CLOSE_WAIT  
  | tcp      313      0 148.110.55.140:8009         148.110.55.136:53828        CLOSE_WAIT  
  | tcp      527      0 148.110.55.140:8009         148.110.55.136:42107        CLOSE_WAIT  
  | tcp      887      0 148.110.55.140:8009         148.110.55.136:35707        CLOSE_WAIT  
  | tcp      533      0 148.110.55.140:8009         148.110.55.136:42106        CLOSE_WAIT  
  | tcp      492      0 148.110.55.140:8009         148.110.55.136:42105        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:35704        CLOSE_WAIT  
  | tcp      533      0 148.110.55.140:8009         148.110.55.136:42110        CLOSE_WAIT  
  | tcp      527      0 148.110.55.140:8009         148.110.55.136:42109        CLOSE_WAIT  
  | tcp      417      0 148.110.55.140:8009         148.110.55.136:35709        CLOSE_WAIT  
  | tcp        0      0 148.110.55.140:8009         148.110.55.136:33139        ESTABLISHED 
  | tcp      492      0 148.110.55.140:8009         148.110.55.136:42098        CLOSE_WAIT  
  | tcp      492      0 148.110.55.140:8009         148.110.55.136:42092        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:48739        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:41826        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:41830        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:41828        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:44388        CLOSE_WAIT  
  | tcp      769      0 148.110.55.140:8009         148.110.55.136:35730        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:57232        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:35734        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:37782        CLOSE_WAIT  
  | tcp      566      0 148.110.55.140:8009         148.110.55.136:43158        CLOSE_WAIT  
  | tcp      416      0 148.110.55.140:8009         148.110.55.136:57236        CLOSE_WAIT  
  | tcp      489      0 148.110.55.140:8009         148.110.55.136:35732        CLOSE_WAIT  
  | tcp      468      0 148.110.55.140:8009         148.110.55.136:43146        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:41097        CLOSE_WAIT  
  | tcp      533      0 148.110.55.140:8009         148.110.55.136:42121        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:35720        CLOSE_WAIT  
  | tcp        0      0 148.110.55.140:8009         148.110.55.136:59279        ESTABLISHED 
  | tcp      814      0 148.110.55.140:8009         148.110.55.136:35724        CLOSE_WAIT  
  | tcp      527      0 148.110.55.140:8009         148.110.55.136:43139        CLOSE_WAIT  
  | tcp      416      0 148.110.55.140:8009         148.110.55.136:57223        CLOSE_WAIT  
  | tcp      489      0 148.110.55.140:8009         148.110.55.136:35719        CLOSE_WAIT  
  | tcp      533      0 148.110.55.140:8009         148.110.55.136:43143        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:41094        CLOSE_WAIT  
  | tcp      527      0 148.110.55.140:8009         148.110.55.136:43142        CLOSE_WAIT  
  | tcp      589      0 148.110.55.140:8009         148.110.55.136:35717        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:43141        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:57220        CLOSE_WAIT  
  | tcp      769      0 148.110.55.140:8009         148.110.55.136:35716        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:57528        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:57535        CLOSE_WAIT  
  | tcp      570      0 148.110.55.140:8009         148.110.55.136:57533        CLOSE_WAIT  
  | tcp      516      0 148.110.55.140:8009         148.110.55.136:57525        CLOSE_WAIT  
  | tcp      570      0 148.110.55.140:8009         148.110.55.136:57524        CLOSE_WAIT  
  | tcp      318      0 148.110.55.140:8009         148.110.55.136:44714        CLOSE_WAIT  
  | tcp      308      0 148.110.55.140:8009         148.110.55.136:44713        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:57512        CLOSE_WAIT  
  | tcp      570      0 148.110.55.140:8009         148.110.55.136:57518        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:44718        CLOSE_WAIT  
  | tcp      566      0 148.110.55.140:8009         148.110.55.136:43170        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:57511        CLOSE_WAIT  
  | tcp      308      0 148.110.55.140:8009         148.110.55.136:44711        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:44709        CLOSE_WAIT  
  | tcp        0      0 148.110.55.140:8009         148.110.55.136:41691        ESTABLISHED 
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:42459        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:45787        CLOSE_WAIT  
  | tcp      643      0 148.110.55.140:8009         148.110.55.136:55000        CLOSE_WAIT  
  | tcp      560      0 148.110.55.140:8009         148.110.55.136:42463        CLOSE_WAIT  
  | tcp      513      0 148.110.55.140:8009         148.110.55.136:45790        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:41693        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:55004        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:41682        CLOSE_WAIT  
  | tcp      560      0 148.110.55.140:8009         148.110.55.136:42450        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:50386        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:41680        CLOSE_WAIT  
  | tcp      416      0 148.110.55.140:8009         148.110.55.136:42454        CLOSE_WAIT  
  | tcp      651      0 148.110.55.140:8009         148.110.55.136:50389        CLOSE_WAIT  
  | tcp      651      0 148.110.55.140:8009         148.110.55.136:54997        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:54984        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:42446        CLOSE_WAIT  
  | tcp      596      0 148.110.55.140:8009         148.110.55.136:54989        CLOSE_WAIT  
  | tcp      570      0 148.110.55.140:8009         148.110.55.136:57539        CLOSE_WAIT  
  | tcp      518      0 148.110.55.140:8009         148.110.55.136:57542        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:33221        CLOSE_WAIT  
  | tcp      516      0 148.110.55.140:8009         148.110.55.136:57541        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:33220        CLOSE_WAIT  
  | tcp      422      0 148.110.55.140:8009         148.110.55.136:45818        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:44793        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:38905        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:36600        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:37112        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:44799        CLOSE_WAIT  
  | tcp      607      0 148.110.55.140:8009         148.110.55.136:44797        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:37116        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:45810        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:44790        CLOSE_WAIT  
  | tcp      589      0 148.110.55.140:8009         148.110.55.136:42472        CLOSE_WAIT  
  | tcp      422      0 148.110.55.140:8009         148.110.55.136:45805        CLOSE_WAIT  
  | tcp      306      0 148.110.55.140:8009         148.110.55.136:38893        CLOSE_WAIT  
  | tcp      513      0 148.110.55.140:8009         148.110.55.136:45804        CLOSE_WAIT  
  | tcp      518      0 148.110.55.140:8009         148.110.55.136:45794        CLOSE_WAIT  
  | tcp      521      0 148.110.55.140:8009         148.110.55.136:45793        CLOSE_WAIT  
  | tcp      417      0 148.110.55.140:8009         148.110.55.136:42465        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:37095        CLOSE_WAIT  
  | tcp        1      0 148.110.55.140:8009         148.110.55.136:37094        CLOSE_WAIT  
  | tcp      416      0 148.110.55.140:8009         148.110.55.136:42468        CLOSE_WAIT  
  | 

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