RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-12-03 Thread Rhuberg,Anthony
Hi, -Original Message- From: Mark Thomas Sent: Thursday, October 10, 2019 3:54 AM To: users@tomcat.apache.org Subject: Re: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib On 09/10/2019 22:58, Rhuberg,Anthony wrote

RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-11 Thread Rhuberg,Anthony
imply that. -Original Message- From: john.e.gr...@wellsfargo.com.INVALID Sent: Thursday, October 10, 2019 6:54 PM To: users@tomcat.apache.org Subject: RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib Tony

RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-10 Thread John.E.Gregg
Tony, > -Original Message- > From: Rhuberg,Anthony > Sent: Thursday, October 10, 2019 5:22 PM > To: Tomcat Users List > Subject: RE: Performance test with Tomcat 9 shows increased cpu/disk usage > because of repeated opening/closing of jars in WEB-INF/lib

RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-10 Thread Rhuberg,Anthony
5:32 PM > To: users@tomcat.apache.org > Subject: Re: Performance test with Tomcat 9 shows increased cpu/disk > usage because of repeated opening/closing of jars in WEB-INF/lib > > On 09/10/2019 21:03, Rhuberg,Anthony wrote: >> This seems to alleviate t

Re: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-10 Thread Mark Thomas
were closed was low enough that the performance impact was not noticed. Mark > > Thanks, > Tony > > -Original Message- > From: Mark Thomas > Sent: Wednesday, October 09, 2019 5:32 PM > To: users@tomcat.apache.org > Subject: Re: Performance test with Tomcat 9

RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-09 Thread Rhuberg,Anthony
; Subject: Re: Performance test with Tomcat 9 shows increased cpu/disk > usage because of repeated opening/closing of jars in WEB-INF/lib > > On 09/10/2019 20:08, Rhuberg,Anthony wrote: > > On the other thread: Is this genuine class loading (in which case > > the response belo

RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-09 Thread Rhuberg,Anthony
: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib On 09/10/2019 21:03, Rhuberg,Anthony wrote: > This seems to alleviate the issue... in context.xml (sc-test#sc.xml) > swallowOutput="true" backgroundProcessorDelay=&q

Re: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-09 Thread Mark Thomas
On 09/10/2019 21:03, Rhuberg,Anthony wrote: > This seems to alleviate the issue... in context.xml (sc-test#sc.xml) > backgroundProcessorDelay="90"> > > Not sure if this is the context reload trigger... i.e. the > webappLoader.backgroundProcess method is triggered every 90 seconds... It isn't. I

Re: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-09 Thread Paul Carter-Brown
d probably address that although, arguably, the better > solution in that case would be to fix the app to load it once and cache it. > > > -Original Message----- > > From: Rhuberg,Anthony > > Sent: Wednesday, October 09, 2019 2:53 PM > > To: Tomcat Users List > &

RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-09 Thread Rhuberg,Anthony
, 2019 3:56 PM To: users@tomcat.apache.org Subject: Re: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib On 09/10/2019 20:08, Rhuberg,Anthony wrote: > On the other thread: Is this genuine class loading (in which case

RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-09 Thread Rhuberg,Anthony
ther static content). Would this affect the reload of the jar files? -Original Message- From: Rhuberg,Anthony Sent: Wednesday, October 09, 2019 2:53 PM To: Tomcat Users List Subject: RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars

Re: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-09 Thread Mark Thomas
cache it. > -Original Message- > From: Rhuberg,Anthony > Sent: Wednesday, October 09, 2019 2:53 PM > To: Tomcat Users List > Subject: RE: Performance test with Tomcat 9 shows increased cpu/disk usage > because of repeated opening/closing of jars in WEB-INF/lib > > Ju

RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-09 Thread Rhuberg,Anthony
, 2019 2:53 PM To: Tomcat Users List Subject: RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib Just noticed another thread on this topic: RE: Tomcat discards and reloads the jar files from the webapps folder. Setting

RE: Performance test with Tomcat 9 shows increased cpu/disk usage because of repeated opening/closing of jars in WEB-INF/lib

2019-10-09 Thread Rhuberg,Anthony
Just noticed another thread on this topic: RE: Tomcat discards and reloads the jar files from the webapps folder. Setting the Engine attribute backgroundProcessorDelay to 90s does reduce the open/close cycle of the jars. The other thread also mentioned a potential configuration to keep the jars