[PATCHES] More logging for dbwrap_ctdb

Christof Schmitt cs at samba.org
Mon Jan 13 16:04:00 MST 2014

On Mon, Jan 13, 2014 at 11:51:26PM +0100, Volker Lendecke wrote:
> On Mon, Jan 13, 2014 at 01:41:22PM -0700, Christof Schmitt wrote:
> > The attached patches add more logging to ctdb and tdb calls in
> > dbwrap_ctdb. This allows detecting and debugging the fcntl lock
> > scalability problems on tdb files.
> NAK on those :-)
> We need to do the parameters differently, doing
> lp_parm_something in such a hot code path is way too
> expensive.

We could lookup the parameters in db_open_ctdb and store the settings in
db_ctdb_ctx. Would that be enough?


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