Re: SSD journal partition and trim

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Since the journal partitions are generally small, it shouldn't need to be.

For example implement with substantial under-provisioning, either via HPA or simple partitions.

On 2013-12-03 12:18, Loic Dachary wrote:
Hi Ceph,

When an SSD partition is used to store a journal

https://github.com/ceph/ceph/blob/master/src/os/FileJournal.cc#L90

how is it trimmed ?

http://en.wikipedia.org/wiki/Trim_%28computing%29

Cheers

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