RAFT and CTDB

[Ralph Böhme]

On Mon, Nov 24, 2014 at 03:35:06PM +0000, Rowland Penny wrote:
> On 24/11/14 15:24, Richard Sharpe wrote:
> >On Sun, Nov 23, 2014 at 9:31 PM, Min Wai Chan <dcmwai at gmail.com> wrote:
> >>Dear Steve,
> >>
> >>Ok ok, Will send it over then there are on one login to the server maybe
> >>during mid night.
> >>
> >>I saw something about the ping_ping -RW test
> >>something like below?
> >>
> >>ping_pong -rw test.dat N
> >>
> >>Do you need this test result as well?
> >>
> >>I just wonder if we mount the ocfs2 wrong?
> >>If there is a way to mount ocfs2 via user space?
> >It is not an issue of mounting ocfs2 incorrectly, I believe.
> >
> >Rather, you have to have their user-space posix locking daemon running.
> >
> I think I see a possible answer, does this mean that you would get
> two locking daemons, the CTDB one AND the OCFS2 one ??

probably not. CTDB is not a locking daemon. Iirc the locking facility
is referred to as DLM (Distributed Lock Manager) in ocfs lingo, cf
<http://doc.opensuse.org/products/draft/SLE-HA/SLE-ha-guide_sd_draft/cha.ha.ocfs2.html>

Cheerio!
-Ralph

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