From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joe Thornber Date: Wed, 23 Mar 2011 07:53:47 -0700 Subject: [PATCH 1/6] Pool locking code In-Reply-To: <4D8A06F8.3070807@redhat.com> References: <1300888988.14527.28.camel@ubuntu> <4D8A06F8.3070807@redhat.com> Message-ID: <1300892027.14527.29.camel@ubuntu> List-Id: To: lvm-devel@redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On Wed, 2011-03-23 at 15:43 +0100, Zdenek Kabelac wrote: > It's been my first idea - to copy all chunks to separate buffer - but the VG > mempool size for large VGs is actually quite big - thus doing always a > snapshot isn't performance optimal. I'm doing my tests with ~7000LV - and it > would be quite noticable to copy all the pool chunks with each use of it. Can you define 'quite big' please? - Joe