From: Paolo Bonzini <pbonzini@redhat.com>
To: Peter Lieven <pl@kamp.de>, Michael Tokarev <mjt@tls.msk.ru>,
ronnie sahlberg <ronniesahlberg@gmail.com>
Cc: Kevin Wolf <kwolf@redhat.com>, qemu-devel <qemu-devel@nongnu.org>,
Stefan Hajnoczi <stefanha@redhat.com>
Subject: Re: [Qemu-devel] [PATCH] block/iscsi: use 16 byte CDBs only when necessary
Date: Tue, 17 Jun 2014 13:15:29 +0200 [thread overview]
Message-ID: <53A02351.8060900@redhat.com> (raw)
In-Reply-To: <539FDCAD.5060006@kamp.de>
Il 17/06/2014 08:14, Peter Lieven ha scritto:
>>
>
> BTW, while debugging a case with a bigger storage supplier I found
> that open-iscsi seems to do exactly this undeterministic behaviour.
> I have a 3TB LUN. If I access < 2TB sectors it uses READ10/WRITE10 and
> if I go beyond 2TB it changes to READ16/WRITE16.
Isn't that exactly what your latest patch does for >64K sector writes? :)
It's the reason why I haven't merged that patch yet.
Paolo
next prev parent reply other threads:[~2014-06-17 11:16 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-04 13:47 [Qemu-devel] [PATCH] block/iscsi: use 16 byte CDBs only when necessary Peter Lieven
2014-06-04 14:00 ` ronnie sahlberg
2014-06-04 14:43 ` Peter Lieven
2014-06-04 14:54 ` ronnie sahlberg
2014-06-05 9:12 ` Michael Tokarev
2014-06-05 9:27 ` Peter Lieven
2014-06-17 6:14 ` Peter Lieven
2014-06-17 11:15 ` Paolo Bonzini [this message]
2014-06-17 11:37 ` Peter Lieven
2014-06-17 11:46 ` Paolo Bonzini
2014-06-17 11:50 ` Peter Lieven
2014-06-17 13:45 ` Peter Lieven
2014-09-01 15:21 ` Peter Lieven
2014-09-02 15:28 ` ronnie sahlberg
2014-09-02 18:14 ` Peter Lieven
2014-09-02 19:30 ` Peter Lieven
2014-09-03 8:09 ` Peter Lieven
2014-09-03 12:31 ` Stefan Hajnoczi
2014-09-03 13:13 ` Peter Lieven
2014-09-03 14:17 ` ronnie sahlberg
2014-09-03 14:18 ` Paolo Bonzini
2014-09-03 14:48 ` ronnie sahlberg
2014-09-03 19:29 ` Peter Lieven
2014-06-04 15:31 ` Paolo Bonzini
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