Re: Best osd scenario + ansible config?

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hello,

> Tue, 3 Sep 2019 11:28:20 +0200
> Yoann Moulin <yoann.moulin@xxxxxxx> ==> ceph-users@xxxxxxx :
>> Is it better to put all WAL on one SSD and all DBs on the other one? Or put WAL and DB of the first 5 OSDs on the first SSD and the 5 others on
>> the second one.
> 
> I don't know if this has a relevant impact on the latency/speed of the ceph system but we use LVM on top of a SW RAID 1 over two SSDs for WAL & DB on this RAID1.

What is the recommended size for wall and db in my case?

I have :

10x 6TB Disk OSDs (data)
 2x 480G SSD

Best,

-- 
Yoann Moulin
EPFL IC-IT
_______________________________________________
ceph-users mailing list -- ceph-users@xxxxxxx
To unsubscribe send an email to ceph-users-leave@xxxxxxx



[Index of Archives]     [Information on CEPH]     [Linux Filesystem Development]     [Ceph Development]     [Ceph Large]     [Ceph Dev]     [Linux USB Development]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [xfs]


  Powered by Linux