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alo-cluster/stateful-commands.txt

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glusterfs setup on c1:
* for h in c1 c2 c3; do ssh $h sudo mkdir /persist/glusterfs/compute; done
* gluster peer probe c2
* gluster peer probe c3
* gluster volume create compute replica 3 c{1,2,3}:/persist/glusterfs/compute/brick1
* gluster volume start compute
* gluster volume bitrot compute enable
glusterfs tweaking for wordpress performance:
* gluster volume set compute nl-cache on
* gluster volume set compute features.cache-invalidation on
* gluster volume set compute features.cache-invalidation-timeout 600
* gluster volume set compute performance.cache-invalidation on
* gluster volume set compute performance.qr-cache-timeout 600
* gluster volume set compute performance.stat-prefetch on
* gluster volume set compute performance.md-cache-timeout 600
* gluster volume set compute network.inode-lru-limit 200000
* gluster volume set compute performance.nl-cache-timeout 600
* gluster volume set compute performance.parallel-readdir on
* gluster volume set compute performance.cache-size 1GB
* gluster volume set compute client.event-threads 8
* gluster volume set compute server.event-threads 8
* gluster volume set compute cluster.readdir-optimize on
* gluster volume set compute server.outstanding-rpc-limit 256