Hi Xiaxi,
Thanks your answer !!
FIO test:
4MB Sequential write (numjobs=1) : 203 MB/s (close to rados bench write)
4MB Random write (numjobs=8): 145 MB/s
but I still have some questions of write performance
According to this message:
http://www.mail-archive.com/ceph-devel@vger.kernel.org/msg068
Hi, all
I think you should missing this mail, so I re-sent the mail.
Thanks!!
-Original Message-
From: Kelvin Huang/WYHQ/Wiwynn
Sent: Monday, February 25, 2013 9:58 AM
To: 'ceph-devel@vger.kernel.org'
Cc: Eric YH Chen/WYHQ/Wiwynn
Subject: RE: Ceph scalar & replicas performance
-Or
Hi, all
I have some problem after availability test
Setup:
Linux kernel: 3.2.0
OS: Ubuntu 12.04
Storage server : 11 HDD (each storage server has 11 osd, 7200 rpm, 1T) + 10GbE
NIC
RAID card: LSI MegaRAID SAS 9260-4i For every HDD: RAID0, Write Policy: Write
Back with BBU, Read Policy: ReadAhea
-Original Message-
From: Gregory Farnum [mailto:g...@inktank.com]
Sent: Saturday, February 23, 2013 1:57 AM
To: Kelvin Huang/WYHQ/Wiwynn
Cc: ceph-devel@vger.kernel.org
Subject: Re: Ceph scalar & replicas performance
On Thu, Feb 21, 2013 at 5:01 PM, wrote:
> Hi all,
> I have some proble
Hi all,
I have some problem after my scalar performance test !!
Setup:
Linux kernel: 3.2.0
OS: Ubuntu 12.04
Storage server : 11 HDD (each storage server has 11 osd, 7200 rpm, 1T) + 10GbE
NIC + RAID card: LSI MegaRAID SAS 9260-4i
For every HDD: RAID0, Write Policy: Write Back with BBU, Re
