Re: [Xen-devel] [PATCH] v2 - Add exclusive locking option to block-iscsi

2016-05-06 Thread Steven Haigh
On 6/05/2016 7:09 PM, Roger Pau Monné wrote: > On Thu, May 05, 2016 at 03:52:30PM +1000, Steven Haigh wrote: >> On 2016-05-05 12:32, Steven Haigh wrote: >>> Overview >>> >>> If you're using iSCSI, you can mount a target by multiple Dom0 >>> machines on the same target. For non-cluster aware filesys

Re: [Xen-devel] [PATCH] v2 - Add exclusive locking option to block-iscsi

2016-05-06 Thread Roger Pau Monné
On Thu, May 05, 2016 at 03:52:30PM +1000, Steven Haigh wrote: > On 2016-05-05 12:32, Steven Haigh wrote: > > Overview > > > > If you're using iSCSI, you can mount a target by multiple Dom0 > > machines on the same target. For non-cluster aware filesystems, this > > can lead to disk corruption and

[Xen-devel] [PATCH] v2 - Add exclusive locking option to block-iscsi

2016-05-04 Thread Steven Haigh
On 2016-05-05 12:32, Steven Haigh wrote: Overview If you're using iSCSI, you can mount a target by multiple Dom0 machines on the same target. For non-cluster aware filesystems, this can lead to disk corruption and general bad times by all. The iSCSI protocol allows the use of persistent reservat