With this settings JAVA doesn't eat the memory anymore, but postgres eat 100%. Loading of the page with this settings is 100second. With default 70
On Mon, Mar 28, 2016 at 8:53 PM, Matt Moldvan <[email protected]> wrote: > At those values I'm not surprised you see some slowness... try Xmx/Xms of > 4G and PermSize of 512m, MaxPermSize of 1024m. The PermSize I think is > what helps the most, as the default is only 64MB if it's not specified > directly. I'm not a Tomcat expert but it felt faster after I set the > values that way... > > On Mon, Mar 28, 2016 at 10:31 PM Konstantin Raskoshnyi <[email protected]> > wrote: > >> I have this values for JAVA_OPTS >> >> tomcat 20101 0.3 0.7 4277092 513852 ? Ssl Mar25 16:36 java -ea >> -Xms256m -Xmx256m -Djava.awt.headless=true >> -Dorg.xml.sax.driver=org.apache.xerces.parsers.SAXParser >> -Dorg.apache.tomcat.util.http.Parameters.MAX_COUNT=1024 -XX:MaxNewSize=256 >> Tried to increase Xms & Xmx, but didn't find any advantages >> >> On Fri, Mar 25, 2016 at 8:09 PM, Matt Moldvan <[email protected]> wrote: >> >>> 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 >>> >>> >>> _______________________________________________ >>> 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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