This is an interesting topic that i've been waiting for.
Right now we run the journal as a partition on the data disk. I've build drives
without journals and the write performance seems okay but random io performance
is poor in comparison to what it should be.
Tyler Bishop
Chief Technical Officer
513-299-7108 x10
[email protected]
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From: "Bill WONG" <[email protected]>
To: "ceph-users" <[email protected]>
Sent: Thursday, January 28, 2016 1:36:01 PM
Subject: [ceph-users] SSD Journal
Hi,
i have tested with SSD Journal with SATA, it works perfectly.. now, i am
testing with full SSD ceph cluster, now with full SSD ceph cluster, do i still
need to have SSD as journal disk?
[ assumed i do not have PCIe SSD Flash which is better performance than normal
SSD disk]
please give some ideas on full ssd ceph cluster ... thank you!
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