Re: cpu spike after upgrade from tomcat 6.0.36 to tomcat 7.0.57

2015-08-19 Thread musafir
On Tue, Aug 18, 2015 at 1:46 PM, Mark Thomas ma...@apache.org wrote: On 18/08/2015 18:16, Christopher Schultz wrote: Musafir, On 8/18/15 1:08 PM, Mark Thomas wrote: On 18/08/2015 17:10, musafir wrote: On Tue, Aug 18, 2015 at 11:57 AM, Mark Thomas ma...@apache.org wrote: On

Re: cpu spike after upgrade from tomcat 6.0.36 to tomcat 7.0.57

2015-08-19 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Musafir, On 8/19/15 1:57 PM, musafir wrote: [The] thread was sleeping at that point of time during initial captureran jstack few times.. going through tomcat source for thisjava thread and verifying tomcat 7 config we identified

Re: cpu spike after upgrade from tomcat 6.0.36 to tomcat 7.0.57

2015-08-18 Thread Mark Thomas
On 18/08/2015 17:10, musafir wrote: On Tue, Aug 18, 2015 at 11:57 AM, Mark Thomas ma...@apache.org wrote: On 18/08/2015 16:50, musafir wrote: Hello, ugraded tomcat from 6.0.36(jdk 6) to tomcat7.0.57 (jdk7).. os:centos 6.6 ...seeing high cpu spike after upgrade doing top and thread

Re: cpu spike after upgrade from tomcat 6.0.36 to tomcat 7.0.57

2015-08-18 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Musafir, On 8/18/15 1:08 PM, Mark Thomas wrote: On 18/08/2015 17:10, musafir wrote: On Tue, Aug 18, 2015 at 11:57 AM, Mark Thomas ma...@apache.org wrote: On 18/08/2015 16:50, musafir wrote: Hello, ugraded tomcat from 6.0.36(jdk 6) to

Re: cpu spike after upgrade from tomcat 6.0.36 to tomcat 7.0.57

2015-08-18 Thread Felix Schumacher
Am 18.08.2015 um 19:08 schrieb Mark Thomas: On 18/08/2015 17:10, musafir wrote: On Tue, Aug 18, 2015 at 11:57 AM, Mark Thomas ma...@apache.org wrote: On 18/08/2015 16:50, musafir wrote: Hello, ugraded tomcat from 6.0.36(jdk 6) to tomcat7.0.57 (jdk7).. os:centos 6.6 ...seeing high cpu spike

Re: cpu spike after upgrade from tomcat 6.0.36 to tomcat 7.0.57

2015-08-18 Thread Mark Thomas
On 18/08/2015 18:16, Christopher Schultz wrote: Musafir, On 8/18/15 1:08 PM, Mark Thomas wrote: On 18/08/2015 17:10, musafir wrote: On Tue, Aug 18, 2015 at 11:57 AM, Mark Thomas ma...@apache.org wrote: On 18/08/2015 16:50, musafir wrote: Hello, ugraded tomcat from 6.0.36(jdk 6) to

cpu spike after upgrade from tomcat 6.0.36 to tomcat 7.0.57

2015-08-18 Thread musafir
Hello, ugraded tomcat from 6.0.36(jdk 6) to tomcat7.0.57 (jdk7).. os:centos 6.6 ...seeing high cpu spike after upgrade doing top and thread dump shows only thread that is always using cpu is: ContainerBackgroundProcessor[StandardEngine[Catalina]] daemon prio=10 tid=0x7ff8fc599800

Re: cpu spike after upgrade from tomcat 6.0.36 to tomcat 7.0.57

2015-08-18 Thread Mark Thomas
On 18/08/2015 16:50, musafir wrote: Hello, ugraded tomcat from 6.0.36(jdk 6) to tomcat7.0.57 (jdk7).. os:centos 6.6 ...seeing high cpu spike after upgrade doing top and thread dump shows only thread that is always using cpu is: How have you matched the thread using CPU in top with the

Re: cpu spike after upgrade from tomcat 6.0.36 to tomcat 7.0.57

2015-08-18 Thread musafir
On Tue, Aug 18, 2015 at 11:57 AM, Mark Thomas ma...@apache.org wrote: On 18/08/2015 16:50, musafir wrote: Hello, ugraded tomcat from 6.0.36(jdk 6) to tomcat7.0.57 (jdk7).. os:centos 6.6 ...seeing high cpu spike after upgrade doing top and thread dump shows only thread that is always