On Wed, Aug 22, 2012 at 9:01 PM, Jie Liu jeff@oracle.com wrote:
BTW, Sunil mentioned there already has an IO priority patch set but not
yet merged. However, I only searched
an old posts back to 2006 at:
http://www.digipedia.pl/usenet/thread/11947/7120/
Am I missing something?
No, I
On Wed, Aug 22, 2012 at 8:44 PM, Tao Ma t...@tao.ma wrote:
I guess the final solution will be WRITE_FUA, and I see btrfs uses it to
write out the superblock. It will be handled differently by the
underlying block layer so that it will not be in the elevator queue. It
should work but I am not
On 08/24/2012 01:33 AM, Sunil Mushran wrote:
On Wed, Aug 22, 2012 at 8:44 PM, Tao Ma t...@tao.ma mailto:t...@tao.ma
wrote:
I guess the final solution will be WRITE_FUA, and I see btrfs uses it to
write out the superblock. It will be handled differently by the
underlying block
On 08/24/12 01:25, Sunil Mushran wrote:
On Wed, Aug 22, 2012 at 9:01 PM, Jie Liu jeff@oracle.com
mailto:jeff@oracle.com wrote:
BTW, Sunil mentioned there already has an IO priority patch set
but not
yet merged. However, I only searched
an old posts back to 2006 at:
On 8/22/2012 7:17 AM, Jie Liu wrote:
Hi All,
These days, I am investigating an issue regarding OCFS2 unexpected
reboot in some real world use cases.
This problem occurred when the network status goes south, when the
disk IO load is too high, etc...
I suspect it might caused by ocfs2 fencing
Yes. WRITE_SYNC should be good. Not FUA.
Also, you may want to look into using io priorities. The code is all there.
Just needs activation.
On Wed, Aug 22, 2012 at 10:13 AM, srinivas eeda srinivas.e...@oracle.comwrote:
On 8/22/2012 7:17 AM, Jie Liu wrote:
Hi All,
These days, I am
On 08/23/12 01:13, srinivas eeda wrote:
On 8/22/2012 7:17 AM, Jie Liu wrote:
Hi All,
These days, I am investigating an issue regarding OCFS2 unexpected
reboot in some real world use cases.
This problem occurred when the network status goes south, when the
disk IO load is too high, etc...
On 08/23/12 01:18, Sunil Mushran wrote:
Yes. WRITE_SYNC should be good. Not FUA.
Also, you may want to look into using io priorities. The code is all
there. Just needs activation.
Yes, I'll search the list to find them out.
Thanks,
-Jeff
On Wed, Aug 22, 2012 at 10:13 AM, srinivas eeda
Hi Jeff,
On 08/22/2012 10:17 PM, Jie Liu wrote:
Hi All,
These days, I am investigating an issue regarding OCFS2 unexpected
reboot in some real world use cases.
This problem occurred when the network status goes south, when the disk
IO load is too high, etc...
I suspect it might caused by
Hi Tao,
On 08/23/12 11:44, Tao Ma wrote:
Hi Jeff,
On 08/22/2012 10:17 PM, Jie Liu wrote:
Hi All,
These days, I am investigating an issue regarding OCFS2 unexpected
reboot in some real world use cases.
This problem occurred when the network status goes south, when the disk
IO load is too
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