[Gluster-users] Unnecessary healing in 3-node replication setup on reboot

[Lindsay Mathieson]

On 17 October 2015 at 02:51, Vijay Bellur <vbellur at redhat.com> wrote:

> You may also want to check sharding (currently in beta with 3.7) where
> large files are chunked to smaller fragments. With this scheme,
> self-healing (and rolling checksum computation thereby) happens only on
> those fragments that undergo changes when one of the nodes in a replicated
> set is offline. This has shown nice improvements in gluster's resource
> utilization during self-healing.
>


Does it effect read speed and random i/o? I guess that would depend on the
methodology used to calculate shard location for a given block. Could be
quite interesting on top of zfs, love to test.


-- 
Lindsay
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