Hello Mathew, Could You provide also configuration parameters for java vm for tomcat and rhn-search ?
2014-10-28 17:41 GMT+01:00 Matthew Madey <[email protected]>: > > Here are some configurations you might find helpful for tuning > Apache\Tomcat\Java\Networking.. > Like others have mentioned.. when you get over 1000+ clients, it's a good > idea to start scaling horizontally with Spacewalk Proxies. We use 4 proxies > in our production environment and are servicing 8000+ clients. We can > actually patch 1600 clients at a time and the GUI is still pretty > responsive. Can't guarantee this will resolve your issue, but this worked > for us. > > Add maxThreads to /etc/tomcat6/server.xml > > > > <Connector port="8080" protocol="HTTP/1.1" connectionTimeout="20000" > redirectPort="8443" URIEncoding="UTF-8" address="127.0.0.1" maxThreads="1024" > maxKeepAliveRequests="1000"/> > > <!-- A "Connector" using the shared thread pool--> > > <!-- > > <Connector executor="tomcatThreadPool" > > port="8080" protocol="HTTP/1.1" > > connectionTimeout="20000" > > redirectPort="8443" /> > > > > <!-- Define an AJP 1.3 Connector on port 8009 --> > > <Connector port="8009" protocol="AJP/1.3" redirectPort="8443" > URIEncoding="UTF-8" address="127.0.0.1" maxThreads="1024"/> > > > > <Connector port="8009" protocol="AJP/1.3" redirectPort="8443" > URIEncoding="UTF-8" address="::1" maxThreads="1024"/> > > > > > > Tune Apache to service more requests > /etc/httpd/conf.d/zz-spacewalk-server.conf > > > > > > ####################################################### > > # Authorship and versioning info > > # $Author$ > > # $Date$ > > # $URL$ > > # $Rev$ > > # deployment_location: /etc/httpd/conf.d/ > > ####################################################### > > # ** DO NOT EDIT ** > > # Master configuration file for the rhn_server setup > > # > > > > ## > > ## Spacewalk settings > > ## > > > > <VirtualHost *> > > > > <IfModule mod_jk.c> > > # Inherit the mod_jk settings defined in zz-spacewalk-www.conf > > JkMountCopy On > > </IfModule> > > > > <Directory "/var/www/html/*"> > > AllowOverride all > > </Directory> > > > > RewriteEngine on > > RewriteOptions inherit > > </VirtualHost> > > > > # Override default httpd prefork settings > > <IfModule prefork.c> > > StartServers 8 > > MinSpareServers 400 > > MaxSpareServers 400 > > ServerLimit 1024 > > MaxClients 1024 > > MaxRequestsPerChild 200 > > </IfModule> > > > > Include /etc/rhn/satellite-httpd/conf/rhn/rhn_monitoring.conf > > > > > > > > Also added some network tuning to /etc/sysctl.conf > > > > net.ipv4.icmp_echo_ignore_broadcasts = 1 > > net.ipv4.conf.all.secure_redirects = 0 > > net.ipv4.tcp_max_syn_backlog = 8192 > > net.ipv4.conf.default.secure_redirects = 0 > > net.ipv4.tcp_syncookies = 1 > > net.ipv4.conf.all.accept_source_route = 0 > > net.ipv4.conf.all.rp_filter = 1 > > net.ipv4.conf.all.send_redirects = 0 > > net.ipv4.conf.default.accept_redirects = 0 > > net.ipv4.conf.all.accept_redirects = 0 > > net.ipv4.conf.default.send_redirects = 0 > > net.core.somaxconn = 1536 > > net.core.dev_weight = 512 > > ##3x normal for a queue and budget suited to networks greater than 100mbps > > net.core.netdev_budget = 10000 > > net.core.netdev_max_backlog = 30000 > > > > Depending on the amount of memory on your Spacewalk server, you may want to > increase your JAVA_OPTS Xms and Xmx settings to something a little higher. > Typically only needed if you are seeing Java Heap out of memory errors in > your Spacewalk logs. > > > > On Tue, Oct 28, 2014 at 11:21 AM, Waldirio Manhães Pinheiro < > [email protected]> wrote: > >> Dear Krzysztof >> >> Have you checked your numa configuration ?! >> >> Maybe you can customize you environment to use the same bus to >> application / memory. >> >> ______________ >> Atenciosamente >> Waldirio >> msn: [email protected] >> Skype: waldirio >> Site: www.waldirio.com.br >> Blog: blog.waldirio.com.br >> LinkedIn: http://br.linkedin.com/pub/waldirio-pinheiro/22/b21/646 >> PGP: www.waldirio.com.br/public.html >> >> On Tue, Oct 28, 2014 at 2:10 PM, Krzysztof Pawłowski < >> [email protected]> wrote: >> >>> We have dedicated machine for db pgsql (16GB RAM , 8 cores) and >>> seperate for spacewalk (16GB RAM, 8 Cores). >>> >>> I think that problem is with enormous number of queries to database. >>> During such request db is not utilized 100% and spacewalk is also not 100% >>> utilized. >>> >>> >>> >>> 2014-10-28 16:25 GMT+01:00 Götz Reinicke - IT Koordinator < >>> [email protected]>: >>> >>>> Hi, >>>> Am 28.10.14 um 12:57 schrieb Krzysztof Pawłowski: >>>> > Hi, >>>> > Is there any guide about tuning spacewalk performance ? With every new >>>> > host spacewalk is getting slowly. Using SSM with more than 200-300 >>>> hosts >>>> > is impossible due timeouts. It's also not possible to deploy config >>>> > files to all hosts. >>>> > Standard java tuning was done, java gc is not the problem now. >>>> > >>>> > Any suggestions ? >>>> >>>> what server hardware do you use? What is the systemload while performing >>>> that tasks? CPU, RAM, Disksystem, IO, Network .... ? >>>> >>>> >>>> /Götz >>>> >>>> -- >>>> Götz Reinicke >>>> IT-Koordinator >>>> >>>> Tel. +49 7141 969 82 420 >>>> E-Mail [email protected] >>>> >>>> Filmakademie Baden-Württemberg GmbH >>>> Akademiehof 10 >>>> 71638 Ludwigsburg >>>> www.filmakademie.de >>>> >>>> Eintragung Amtsgericht Stuttgart HRB 205016 >>>> >>>> Vorsitzender des Aufsichtsrats: Jürgen Walter MdL >>>> Staatssekretär im Ministerium für Wissenschaft, >>>> Forschung und Kunst Baden-Württemberg >>>> >>>> Geschäftsführer: Prof. Thomas Schadt >>>> >>>> >>>> _______________________________________________ >>>> 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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