Thanks so much for the quick responses, it's greatly appreciated! I'll try those options, and look into a java update soon.
On Friday, July 1, 2016 at 12:21:26 PM UTC-7, Christopher Myers wrote: > > Not sure if this will help, but here's some notes I took when I was > configuring our memory management stuff; we're using Java 7 still. > > Our Tomcat setenv.sh looks like: > > CATALINA_OPTS="-Xms6g -Xmx6g -Xss512k > -Dorg.apache.jasper.runtime.BodyContentImpl.LIMIT_BUFFER=true > -XX:+UseCompressedOops -XX:MaxPermSize=256m -XX:NewRatio=3 > -XX:SurvivorRatio=8 -XX:+UseConcMarkSweepGC -XX:+UseParNewGC > -XX:+DisableExplicitGC -XX:+UseCMSInitiatingOccupancyOnly > -XX:+CMSClassUnloadingEnabled -XX:+CMSScavengeBeforeRemark > -XX:CMSInitiatingOccupancyFraction=68" > > (We run more than CAS on the TC instance though, it sounds like you won't > need anything this big.) > > Chris > > >>> Jeffrey Wong <[email protected] <javascript:>> 07/01/16 2:08 PM >>> > Hey there! > > I'm running a pretty vanilla CAS system as a login system for a few > internal applications at my company at a pretty low traffic rate. My CAS > deployment fell off this morning (running 4.2.2) due to Permgen out of > memory issues. I've got a few questions as to how best to mitigate CAS' > downtime. > > Suggestions seem to say that CMSClassUnloadingEnabled should be ticked. > Does this help to alleviate issues? (Flag is for cleaning up unused classes > out of memory. Does CAS dynamically allocate many classes at runtime that I > should be worried about, or am I misconfiguring something?) > > I also control the environment and wondering if java 8's memory management > and GC implementation would help to mitigate this kind of stuff. Is 4.2.2 > supported in java 8 or do I have to wait for the v5 to drop? Does java8 > help with memory management? > > Appreciate any assistance, > -Jeff > > -- > You received this message because you are subscribed to the Google Groups > "CAS Community" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected] <javascript:>. > To post to this group, send email to [email protected] <javascript:>. > Visit this group at https://groups.google.com/a/apereo.org/group/cas-user/ > . > To view this discussion on the web visit > https://groups.google.com/a/apereo.org/d/msgid/cas-user/8e789406-054c-4641-b7be-dae197732454%40apereo.org > > <https://groups.google.com/a/apereo.org/d/msgid/cas-user/8e789406-054c-4641-b7be-dae197732454%40apereo.org?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/a/apereo.org/d/optout. > -- You received this message because you are subscribed to the Google Groups "CAS Community" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/a/apereo.org/group/cas-user/. To view this discussion on the web visit https://groups.google.com/a/apereo.org/d/msgid/cas-user/a7a6177f-ac10-45ed-9576-ac95c36ec394%40apereo.org. For more options, visit https://groups.google.com/a/apereo.org/d/optout.
