Bump my question. Hopefully someone out there help :) Op donderdag 6 oktober 2016 09:43:40 UTC+2 schreef Sander: > > How can I determine the correct sizing (memory, cpu) and java settings for > my graylog (v2.1.1-1) nodes? > > Some details about the 5 nodes (Ubuntu 14.04 VMs), each node has: > > - 4G memory > - 4 cpus (2700Mhz) > - Java settings: > > GRAYLOG_SERVER_JAVA_OPTS="-Xms1g -Xmx2g -Djava.net.preferIPV4stack=true > > The Elasticsearch cluster beneath it runs on physical hardware and has no > problems taking in all the data, it is also very stable. > > On average in total the cluster receives 5000 msg/s but on peaks this can > go to 13000 msg/s. > There are 85 similar active streams were stream does two regexp for > incoming messages, for example: > > - *source* must match regular expression > *^UGA-|^UGDHCP **ap-name* must match regular expression *^UGA-* > > > When the input reaches above 1000 msg/s I get Zabbix high CPU alerts for > the graylog nodes. Also I had to get this error for nodes regarding Garbage > Collection: > > There are Graylog nodes on which the garbage collector runs too long. > Garbage collection runs should be as short as possible. Please check > whether those nodes are healthy. (Node: > *3e0e271a-3a0b-4b48-8b82-ac8c6e714b09*, GC duration: *1113 ms*, GC > threshold: *1000 ms*) > > There are tons of things I can adjust, for example: > increase memory, cpus, java heap size, et cetera. I'd like to have some > guidance on what to adjust and the reasoning behind it. > > Thank you! > > Sander >
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