From: David Howells <dhowells@redhat.com>
To: Bryan Henderson <hbryan@us.ibm.com>
Cc: dhowells@redhat.com, "Andrew Morton" <akpm@linux-foundation.org>,
"Muntz, Daniel" <Dan.Muntz@netapp.com>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
nfsv4@linux-nfs.org, rwheeler@redhat.com, sfr@canb.auug.org.au,
steved@redhat.com
Subject: Re: Pull request for FS-Cache, including NFS patches
Date: Sat, 20 Dec 2008 01:20:05 +0000 [thread overview]
Message-ID: <13180.1229736005@redhat.com> (raw)
In-Reply-To: <OF4F5F89AF.8F313531-ON88257524.006A611A-88257524.006D49B8@us.ibm.com>
Bryan Henderson <hbryan@us.ibm.com> wrote:
> > > AFS was designed to support local disk cache, so with callbacks you can
> > > get a consistent system.
> >
> > It's less the callbacks and more the data version number that's important.
>
> Maybe for consistency, but for the performance benefits of local disk
> caching, I believe the callbacks are pretty important.
Indeed, but he said "so with callbacks you can get a _consistent_ system".
David
WARNING: multiple messages have this Message-ID (diff)
From: David Howells <dhowells@redhat.com>
To: Bryan Henderson <hbryan@us.ibm.com>
Cc: sfr@canb.auug.org.au, nfsv4@linux-nfs.org,
linux-kernel@vger.kernel.org, steved@redhat.com,
dhowells@redhat.com, linux-fsdevel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
rwheeler@redhat.com
Subject: Re: Pull request for FS-Cache, including NFS patches
Date: Sat, 20 Dec 2008 01:20:05 +0000 [thread overview]
Message-ID: <13180.1229736005@redhat.com> (raw)
In-Reply-To: <OF4F5F89AF.8F313531-ON88257524.006A611A-88257524.006D49B8@us.ibm.com>
Bryan Henderson <hbryan@us.ibm.com> wrote:
> > > AFS was designed to support local disk cache, so with callbacks you can
> > > get a consistent system.
> >
> > It's less the callbacks and more the data version number that's important.
>
> Maybe for consistency, but for the performance benefits of local disk
> caching, I believe the callbacks are pretty important.
Indeed, but he said "so with callbacks you can get a _consistent_ system".
David
next prev parent reply other threads:[~2008-12-20 1:20 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-18 0:30 Pull request for FS-Cache, including NFS patches David Howells
2008-12-18 0:30 ` David Howells
2008-12-18 11:44 ` Stephen Rothwell
2008-12-18 14:24 ` Christoph Hellwig
2008-12-18 20:36 ` Andrew Morton
2008-12-18 20:36 ` Andrew Morton
2008-12-18 23:07 ` Bernd Schubert
2008-12-18 23:26 ` Andrew Morton
2008-12-18 23:26 ` Andrew Morton
2008-12-19 0:05 ` Stephen Rothwell
2008-12-29 3:45 ` Stephen Rothwell
2008-12-29 4:01 ` Andrew Morton
2008-12-29 4:01 ` Andrew Morton
2008-12-29 14:30 ` Trond Myklebust
2008-12-29 14:30 ` Trond Myklebust
2008-12-29 14:54 ` Ric Wheeler
2008-12-29 14:54 ` Ric Wheeler
2008-12-29 23:05 ` Muntz, Daniel
2008-12-29 23:05 ` Muntz, Daniel
2008-12-30 18:44 ` Trond Myklebust
2008-12-30 18:44 ` Trond Myklebust
2008-12-30 22:15 ` Muntz, Daniel
2008-12-30 22:15 ` Muntz, Daniel
2008-12-30 22:36 ` Trond Myklebust
2008-12-30 22:36 ` Trond Myklebust
2008-12-30 23:00 ` Muntz, Daniel
2008-12-30 23:00 ` Muntz, Daniel
2008-12-30 23:17 ` Trond Myklebust
2008-12-30 23:17 ` Trond Myklebust
2008-12-31 11:15 ` David Howells
2009-01-01 4:11 ` Muntz, Daniel
2009-01-01 4:11 ` Muntz, Daniel
2009-01-01 8:09 ` Arjan van de Ven
2009-01-01 8:09 ` Arjan van de Ven
2009-01-01 18:40 ` Kyle Moffett
2008-12-31 9:49 ` Arjan van de Ven
2008-12-31 9:49 ` Arjan van de Ven
2008-12-29 15:01 ` David Howells
2008-12-29 15:01 ` David Howells
2008-12-29 4:07 ` Andrew Morton
2008-12-29 4:07 ` Andrew Morton
2008-12-29 5:26 ` Stephen Rothwell
2008-12-29 5:26 ` Stephen Rothwell
2008-12-29 15:04 ` David Howells
2008-12-29 14:26 ` David Howells
2008-12-29 14:26 ` David Howells
2008-12-19 2:27 ` David Howells
2008-12-19 2:27 ` David Howells
2008-12-19 2:44 ` Andrew Morton
2008-12-19 2:44 ` Andrew Morton
2008-12-19 3:10 ` Ric Wheeler
2008-12-19 12:33 ` Trond Myklebust
2008-12-19 12:33 ` Trond Myklebust
2008-12-19 13:32 ` David Howells
2008-12-19 13:32 ` David Howells
2008-12-19 16:48 ` Gabor Gombas
2008-12-19 13:03 ` David Howells
2008-12-19 3:45 ` Muntz, Daniel
2008-12-19 4:09 ` J. Bruce Fields
2008-12-19 4:09 ` J. Bruce Fields
2008-12-19 13:22 ` David Howells
2008-12-19 13:22 ` David Howells
2008-12-19 13:20 ` David Howells
2008-12-19 18:08 ` Muntz, Daniel
2008-12-19 18:08 ` Muntz, Daniel
2008-12-19 18:24 ` David Howells
2008-12-19 19:53 ` Bryan Henderson
2008-12-20 1:20 ` David Howells [this message]
2008-12-20 1:20 ` David Howells
2008-12-20 6:05 ` Muntz, Daniel
2008-12-20 6:05 ` Muntz, Daniel
-- strict thread matches above, loose matches on Subject: below --
2008-12-20 6:06 Muntz, Daniel
2008-12-20 6:06 ` Muntz, Daniel
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