You mentioned you did some Tomcat tuning, but what are your values set to? I noticed some considerable speed up when I tinkered with PermSize and similar variables, like below. I think the defaults are pretty low and not enough memory is allocated off the bat. Also while the page is loading what do you notice in top or atop or htop?
tomcat 2161 1 0 Mar24 ? 00:04:59 /usr/lib/jvm/java/bin/java -XX:NewRatio=4 -XX:PermSize=1024m -XX:MaxPermSize=2048m -XX:NewSize=2048m -XX:MaxNewSize=2048m -Xms8g -Xmx8g -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -Dsun.rmi.dgc.client.gcInterval=3600000 -Dsun.rmi.dgc.server.gcInterval=3600000...rest truncated On Fri, Mar 25, 2016 at 9:07 PM Konstantin Raskoshnyi <[email protected]> wrote: > Sorry, Asking again...Any possibilities to fix this bug, without upgrading > the system? > It's a physical host. Today it's almost not working (Systems menu), even > if i list 25 hosts or search for a specific one. The top doesn't show any > processes locking the system. > Thanks! > > On Fri, Mar 25, 2016 at 10:41 AM, Matt Moldvan <[email protected]> wrote: > >> Yes I think the way the dependencies are set in the packages updating one >> will potentially update the rest, so best to do the update off hours, and >> if possible (if it's a VM for example) take a snapshot or back up of your >> config and database first. >> >> On Fri, Mar 25, 2016 at 12:14 PM Konstantin Raskoshnyi < >> [email protected]> wrote: >> >>> Yep. I double checked the version, and it's 2.3. >>> Is it necessary to update the whole packages with yum? >>> It's the main deployment server. Don't want to get any troubles :). >>> Thanks! >>> >>> >>> On Friday, March 25, 2016, Matt Moldvan <[email protected]> wrote: >>> >>>> Cool, I was thinking you were already at 2.4 from your earlier reply. >>>> Either way good luck and let us know if it solves your issue in case anyone >>>> has the same question in the future. >>>> >>>> > The spacewalk version is 2.4, Oct 7th, 2015 Thanks! >>>> >>>> On Thu, Mar 24, 2016 at 11:15 PM Konstantin Raskoshnyi < >>>> [email protected]> wrote: >>>> >>>>> Hi Matt! >>>>> >>>>> I tried to tune tomcat, but looks like here's my problem >>>>> https://bugzilla.redhat.com/show_bug.cgi?id=1214437 >>>>> >>>>> Going to upgrade to version 2.4.. >>>>> >>>>> Thanks! >>>>> >>>>> On Thu, Mar 24, 2016 at 8:06 PM, Matt Moldvan <[email protected]> >>>>> wrote: >>>>> >>>>>> What are your tomcat settings like? We have maxThreads set to 2048 >>>>>> for the 8009 and 8080 connectors in /etc/tomcat6/server.xml: >>>>>> >>>>>> <Connector port="8080" protocol="HTTP/1.1" >>>>>> connectionTimeout="20000" redirectPort="8443" maxThreads="2048" >>>>>> maxKeepAliveRequests="1024" URIEncoding="UTF-8" address="127.0.0.1"/> >>>>>> <Connector port="8009" protocol="AJP/1.3" redirectPort="8443" >>>>>> URIEncoding="UTF-8" address="127.0.0.1" maxThreads="2048" >>>>>> maxConnections="2048" connectionTimeout="600" keepAliveTimeout="600"/> >>>>>> >>>>>> Also, /etc/tomcat6/tomcat6.conf has some settings for JAVA_OPTS that >>>>>> are interesting for tuning purposes: >>>>>> >>>>>> JAVA_OPTS="-XX:NewRatio=4 -XX:PermSize=1024m -XX:MaxPermSize=2048m >>>>>> -XX:NewSize=2048m -XX:MaxNewSize=2048m -Xms8g -Xmx8g -XX:+UseParNewGC >>>>>> -XX:+UseConcMarkSweepGC -Dsun.rmi.dgc.client.gcInterval=3600000 >>>>>> -Dsun.rmi.dgc.server.gcInterval=3600000" >>>>>> >>>>>> Listing 500 systems on our master took ~10.22 seconds on an 8 >>>>>> vCPU/32GB RAM VMware VM, with an external Postgres database VM that has 8 >>>>>> vCPU/16GB RAM, so yours could be much quicker with some additional >>>>>> tuning, >>>>>> I would think. >>>>>> >>>>>> >>>>>> On Thu, Mar 24, 2016 at 10:01 PM Konstantin Raskoshnyi < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> The spacewalk version is 2.4, Oct 7th, 2015 >>>>>>> >>>>>>> Thanks! >>>>>>> >>>>>>> On Thu, Mar 24, 2016 at 6:21 PM, William H. ten Bensel < >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>>> What version of spacewalk are you running? >>>>>>>> >>>>>>>> Bill >>>>>>>> >>>>>>>> On Mar 24, 2016, at 20:15, Konstantin Raskoshnyi < >>>>>>>> [email protected]> wrote: >>>>>>>> >>>>>>>> This email originated from outside of the company. Please use >>>>>>>> discretion if opening attachments or clicking on links. >>>>>>>> ------------------------------ >>>>>>>> >>>>>>>> Hi Community! >>>>>>>> We have a spacewalk server on SCLinux 7.1, Java 1.7 and postgres >>>>>>>> When I open Systems menu (list servers) and list whole 250 nodes - >>>>>>>> it takes about 90 seconds. >>>>>>>> The java process shows 400%. >>>>>>>> The server has 64Gb of Ram and 24 cores. >>>>>>>> Thought the problem in postgres, actually i got the query from the >>>>>>>> log file, the query runs about 8seconds. >>>>>>>> All other time Java doing something... >>>>>>>> Any solutions? >>>>>>>> >>>>>>>> Thanks! >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> ** >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> This email and any attachments may contain information that is >>>>>>>> confidential and/or privileged for the sole use of the intended >>>>>>>> recipient. >>>>>>>> Any use, review, disclosure, copying, distribution or reliance by >>>>>>>> others, >>>>>>>> and any forwarding of this email or its contents, without the express >>>>>>>> permission of the sender is strictly prohibited by law. If you are not >>>>>>>> the >>>>>>>> intended recipient, please contact the sender immediately, delete the >>>>>>>> e-mail and destroy all copies. >>>>>>>> >>>>>>>> ** >>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> Spacewalk-list mailing list >>>>>>>> [email protected] >>>>>>>> https://www.redhat.com/mailman/listinfo/spacewalk-list >>>>>>>> >>>>>>> >>>>>>> _______________________________________________ >>>>>>> Spacewalk-list mailing list >>>>>>> [email protected] >>>>>>> https://www.redhat.com/mailman/listinfo/spacewalk-list >>>>>> >>>>>> >>>>>> _______________________________________________ >>>>>> Spacewalk-list mailing list >>>>>> [email protected] >>>>>> https://www.redhat.com/mailman/listinfo/spacewalk-list >>>>>> >>>>> >>>>> _______________________________________________ >>>>> Spacewalk-list mailing list >>>>> [email protected] >>>>> https://www.redhat.com/mailman/listinfo/spacewalk-list >>>> >>>> _______________________________________________ >>> Spacewalk-list mailing list >>> [email protected] >>> https://www.redhat.com/mailman/listinfo/spacewalk-list >> >> >> _______________________________________________ >> Spacewalk-list mailing list >> [email protected] >> https://www.redhat.com/mailman/listinfo/spacewalk-list >> > > _______________________________________________ > Spacewalk-list mailing list > [email protected] > https://www.redhat.com/mailman/listinfo/spacewalk-list
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