Hi all:
I do the following test:
I create a glusterfs replica volume (replica count is 2 ) with two server node(server A and server B),use XFS as the underlying filesystem, then mount the volume in client node,
then, I shut down the network of server A node, in client node, I copy a dir(which has a lot of small files), the dir size is 2.9GByte,
when copy finish, I unmount the volume from the client, then I start the network of server A node, now, glusterfs self-heal-daemon start heal dir from server B to server A,
in the end, I find the self-heal-daemon heal the dir use 40 minutes, It's too slow! why?
I find out related options with self-heal, as follow:
cluster.self-heal-window-size
cluster.self-heal-readdir-size
cluster.background-self-heal-count then I config :
cluster.self-heal-window-size is 1024(max value)
cluster.self-heal-readdir-size is 131072(max value)
and then do the same test case, find this times heal the dir use 35 minutes, The effective is not obvious,
I want to ask, If there are better ways to improve replica volume self heal lots of small file performance??
thanks!
justglusterfs@xxxxxxxxx
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