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GlusterFS replication do's and don'ts
GlusterFS spreads load using a distribute hash translation (DHT) of filenames to it’s subvolumes. Those subvolumes are usually replicated to provide fault tolerance as well as some load handling. The advanced file replication translator (AFR) departs from the traditional understanding of RAID and often causes confusion (especially when marketing people try to call it RAID to make it easier to sell
nminoru 2013/05/20
GlusterFS
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Fixing split-brain with GlusterFS 3.3
With the addition of automated self-heal in GlusterFS 3.3, a new hidden directory structure was added to each brick: “.glusterfs”. This complicates split-brain resolution as you now not only have to remove the “bad” file from the brick, but it’s counterpart in .glusterfs. Identify that you have a split-brain file: VOLUME=testvol gluster volume heal $VOLUME info split-brain Heal operation on volume
nminoru 2013/05/20
GlusterFS
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