From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: John Pittman <jpittman@redhat.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>,
axboe@kernel.dk, djeffery@redhat.com, loberman@redhat.com,
emilne@redhat.com, minlei@redhat.com,
linux-block@vger.kernel.org, ming.lei@redhat.com,
Mike Snitzer <msnitzer@redhat.com>
Subject: Re: [PATCH] block: set reasonable default for discard max
Date: Wed, 19 Jul 2023 21:58:28 -0400 [thread overview]
Message-ID: <yq1lefb8iev.fsf@ca-mkp.ca.oracle.com> (raw)
In-Reply-To: <CA+RJvhwaEnj0Yk3MW75+nQsOjVFEQQxCj2DcO2EQ-jpCL_ec-g@mail.gmail.com> (John Pittman's message of "Fri, 14 Jul 2023 13:15:19 -0400")
John,
> Sorry for the wait; it took a while for the user to respond. They
> don't have scsi devs but rather nvme devs. The sg_vpd command failed
> b/c there was no bl page available. I asked them to provide the
> supported vpd pages that are there. I do have some nvme data though
> from a sosreport. I'll send you that in a separate email.
The device vendor should be fixing their firmware to report a suitable
set of DMRL/DMRSL/DMSL values which align with the expected performance
of the device.
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2023-07-20 1:58 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-09 18:08 [PATCH] block: set reasonable default for discard max John Pittman
2023-06-09 18:46 ` Martin K. Petersen
2023-06-10 0:22 ` John Pittman
2023-06-10 22:52 ` Chaitanya Kulkarni
2023-06-13 0:55 ` Martin K. Petersen
2023-06-13 11:23 ` Ewan Milne
2023-06-13 1:37 ` Ming Lei
2023-06-19 16:02 ` John Pittman
2023-06-20 15:06 ` Martin K. Petersen
2023-07-14 17:15 ` John Pittman
2023-07-20 1:58 ` Martin K. Petersen [this message]
2023-07-20 14:43 ` John Pittman
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