Strange 404 errors

2017-07-20 Thread George I. Develekos
Hi folks, On a Tomcat 7.0.67 installation on CentOS 7, I have defined a context alias in /usr/local/tomcat/conf/context.xml . This is common practice for many installations I manage, it normally works 100%. Yet here that alias and its content are giving me 404 errors. The context alias is

Re: Please help with Tomcat Garbage Collection

2016-11-16 Thread George I. Develekos
, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA256 George, On 11/16/16 11:18 AM, George I. Develekos wrote: On another installation with higher load, the JVM has "selected" to give YoungGen 250MB or so (as opposed to 150M here), and I have confirmed that Full-GC is

Re: Please help with Tomcat Garbage Collection

2016-11-16 Thread George I. Develekos
, in other installations, where of course we also have Full-GC periodically, never shows any freeze. Regards, George I. Develekos | SeniorSW Engineer |t: _+30.210.6930664_| e: gdevele...@omilia.com <mailto:gdevele...@omilia.

Re: Please help with Tomcat Garbage Collection

2016-11-16 Thread George I. Develekos
n I expect to see my app freeze? Isn't it during Full-GC? Does the increase in CPU during those Full-GC times make sense? Regards, George I. Develekos | SeniorSW Engineer |t: _+30.210.6930664_| e: gdevele...@omilia.com <mailto:gdevele.

Re: Please help with Tomcat Garbage Collection

2016-11-15 Thread George I. Develekos
On 15-Nov-16 11:45 PM, john.e.gr...@wellsfargo.com wrote: -Original Message- From: George I. Develekos [mailto:gdevele...@omilia.com] Sent: Tuesday, November 15, 2016 3:00 PM To: users@tomcat.apache.org Subject: Re: Please help with Tomcat Garbage Collection The system does very

Re: Please help with Tomcat Garbage Collection

2016-11-15 Thread George I. Develekos
. The current server is also a VM. On 15-Nov-16 10:55 PM, Zdeněk Henek wrote: I would start with moving this tomcat to its own hw. Did you check swap? This long pauses could be because part of your heap is swapped to hdd Regards, Zdenek Henek On Tue, Nov 15, 2016, 21:37 George I. Develekos

Re: Please help with Tomcat Garbage Collection

2016-11-15 Thread George I. Develekos
On 15-Nov-16 10:22 PM, Christopher Schultz wrote: George, On 11/15/16 10:46 AM, George I. Develekos wrote: Hello guys, We are having problems on a production system with very long "full GC" times, as long as1200sec real time (!!!). We are using Java 6 (stuck with CentOS 5.8 at

Re: Please help with Tomcat Garbage Collection

2016-11-15 Thread George I. Develekos
Thanks, but, all I got was this "y"... On 15-Nov-16 9:48 PM, pina.freder...@gmail.com wrote: y Sent from my HTC on T- . 4G LTE - Reply message ----- From: "George I. Develekos" <gdevele...@omilia.com> To: <users@tomcat.apache.org> Subject: Please hel

Please help with Tomcat Garbage Collection

2016-11-15 Thread George I. Develekos
Hello guys, We are having problems on a production system with very long "full GC" times, as long as1200sec real time (!!!). We are using Java 6 (stuck with CentOS 5.8 at this time) and Tomcat 7.0.64. Xmx is 5G, Xms is 2G, and GC options are -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode