repeat I think you must use rhn|spacewalk proxies best regards a
Da: [email protected] A: [email protected] Cc: Data: Wed, 29 Oct 2014 07:22:30 +0100 Oggetto: Re: [Spacewalk-list] Spacewalk performance tuning for deployments with 1000+ hosts > Unfortunately it doesn't help :( > When i want do sth with all 1500 systems i get : > Service Temporarily Unavailable > The server is temporarily unable to service your request due to maintenance downtime or capacity problems. Please try again later. > 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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