[Gluster-users] Tiering and sharding for VM workload

Gandalf Corvotempesta gandalf.corvotempesta at gmail.com
Tue Sep 6 12:29:06 UTC 2016


Il 05 set 2016 22:19, "Gandalf Corvotempesta" <
gandalf.corvotempesta at gmail.com> ha scritto:

> Is tiering with sharding usefull with VM workload?
> Let's assume a storage with tiering and sharding enabled, used for
> hosting VM images.
> Each shard is subject to tiering, thus the most frequent part of the
> VM would be cached on the SSD, allowing better performance.
> Is this correct?
> To put it simple, very simple, let's assume a webserver VM, with the
> following directory structure:
> /home/user1/public_html
> /home/user2/public_html
> both are stored on 2 different shards (i'm semplyfing).
> /home/user1/public_html has much more visits than user2.
> Would that shard cached on hot tier allowing faster access by the
> webserver?
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