From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Chris Samuel <chris@csamuel.org>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: discard synchronous on most SSDs?
Date: Sun, 16 Mar 2014 12:07:10 -0400 [thread overview]
Message-ID: <yq1eh22w2j5.fsf@sermon.lab.mkp.net> (raw)
In-Reply-To: <1908923.tvpl1fFKJ5@quad> (Chris Samuel's message of "Sat, 15 Mar 2014 15:06:25 +1100")
>>>>> "Chris" == Chris Samuel <chris@csamuel.org> writes:
Chris> SATA Version is: SATA 3.0, 6.0 Gb/s (current: 6.0 Gb/s)
Chris> Of course that's what the drive is reporting it supports, I'm not
Chris> sure whether that's the result of what has been negotiated
Chris> between the controller and drive or purely what the drive
Chris> supports.
It just what the drive reports. Often drives will implement features
before they are ratified in the spec and thus before they can claim
compliance with a specific version.
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2014-03-16 16:07 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-09 7:48 Massive BTRFS performance degradation KC
2014-03-09 8:17 ` Swâmi Petaramesh
2014-03-09 10:01 ` Martin Steigerwald
2014-03-09 10:23 ` Swâmi Petaramesh
2014-03-09 11:33 ` Hugo Mills
2014-03-09 11:54 ` Martin Steigerwald
2014-03-09 12:10 ` Swâmi Petaramesh
2014-03-09 17:14 ` boris
2014-03-14 2:11 ` discard synchronous on most SSDs? Marc MERLIN
2014-03-14 3:39 ` Chris Murphy
2014-03-14 5:17 ` Marc MERLIN
2014-03-14 7:33 ` Chris Samuel
2014-03-14 19:26 ` Marc MERLIN
2014-03-14 19:57 ` Martin K. Petersen
2014-03-14 20:46 ` Holger Hoffstätte
2014-03-15 4:21 ` Marc MERLIN
2014-03-15 9:38 ` Holger Hoffstätte
2014-03-15 5:25 ` Chris Samuel
2014-03-15 6:48 ` Chris Samuel
2014-03-15 11:26 ` Duncan
2014-03-15 22:48 ` Chris Samuel
2014-03-16 6:06 ` Marc MERLIN
2014-03-16 17:09 ` Chris Murphy
2014-03-16 16:22 ` Martin K. Petersen
2014-03-16 17:50 ` Marc MERLIN
2014-03-15 4:06 ` Chris Samuel
2014-03-16 16:07 ` Martin K. Petersen [this message]
2014-03-14 12:07 ` Duncan
2014-03-14 21:44 ` Chris Murphy
2014-03-14 7:27 ` Chris Samuel
2014-03-09 17:36 ` Massive BTRFS performance degradation Austin S Hemmelgarn
2014-03-09 18:55 ` Tobias Holst
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