[CentOS] /proc/mounts always shows "nobarrier" option for xfs, even when mounted with "barrier"
tomg at mcclatchyinteractive.com
Thu Jan 21 21:24:52 UTC 2010
On 01/21/2010 04:13 PM, Ross Walker wrote:
> On Jan 21, 2010, at 4:04 PM, Tom Georgoulias<tomg at mcclatchyinteractive.com
> > wrote:
>> Ran into a confusing situation today. When I mount an xfs
>> filesystem on
>> a server running centos 5.4 x86_64 with kernel 2.6.18-164.9.1.el5, the
>> barrier/nobarrier mount option as displayed in /proc/mounts is always
>> set to "nobarrier"
>> Can anyone else confirm this behavior?
> LVM doesn't support barriers.
Good to know, looks like I'm getting the right info from /proc/mounts
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