From: Alasdair G Kergon <agk@redhat.com>
To: Eli Malul <eli.malul@kaminario.com>
Cc: device-mapper development <dm-devel@redhat.com>
Subject: Re: mirrored device with thousand of mappingtableentries
Date: Mon, 28 Feb 2011 13:29:20 +0000 [thread overview]
Message-ID: <20110228132920.GC3626@agk-dp.fab.redhat.com> (raw)
In-Reply-To: <E04C10E329E0CD40816C9C17AE53BBD301863A00@kit001.kaminario.local>
On Mon, Feb 28, 2011 at 03:13:42PM +0200, Eli Malul wrote:
> But, do you know why having 10,000 extents is causing this overwhelming
> memory usage?
Nobody considered having a huge number of tiny mirrors reasonable or necessary
so no attempt has been made to optimise that situation.
Alasdair
next prev parent reply other threads:[~2011-02-28 13:29 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-28 11:21 mirrored device with thousand of mapping table entries Eli Malul
2011-02-28 11:48 ` Alasdair G Kergon
2011-02-28 11:59 ` mirrored device with thousand of mapping tableentries Eli Malul
2011-02-28 12:11 ` Alasdair G Kergon
2011-02-28 12:17 ` mirrored device with thousand of mappingtableentries Eli Malul
2011-02-28 13:10 ` Alasdair G Kergon
2011-02-28 13:13 ` Eli Malul
2011-02-28 13:29 ` Alasdair G Kergon [this message]
2011-02-28 13:42 ` Eli Malul
2011-02-28 16:25 ` Eli Malul
2011-02-28 13:38 ` Zdenek Kabelac
2011-02-28 15:01 ` Martin K. Petersen
2011-03-06 20:39 ` Zdenek Kabelac
2011-03-07 2:59 ` Martin K. Petersen
2011-03-07 14:24 ` Zdenek Kabelac
2011-03-07 16:09 ` Mike Snitzer
2011-03-08 6:51 ` Martin K. Petersen
2011-03-08 17:13 ` Mike Snitzer
2011-03-10 16:11 ` Martin K. Petersen
2011-03-11 16:53 ` [PATCH] block: Require subsystems to explicitly allocate bio_set integrity mempool (was: Re: mirrored device with thousand of mappingtableentries) Mike Snitzer
2011-03-11 17:11 ` [PATCH] block: Require subsystems to explicitly allocate bio_set integrity mempool Martin K. Petersen
2011-03-07 20:10 ` mirrored device with thousand of mappingtableentries Mike Snitzer
2011-03-07 20:22 ` Martin K. Petersen
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