From: Christoph Hellwig <hch@lst.de>
To: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Cc: linux-scsi@vger.kernel.org, martin.petersen@oracle.com,
thenzl@redhat.com, jejb@linux.vnet.ibm.com,
kashyap.desai@broadcom.com, sumit.saxena@broadcom.com,
hare@suse.com, hch@lst.de
Subject: Re: [PATCH v2 11/15] megaraid_sas: Set device queue_depth same as HBA can_queue value in scsi-mq mode
Date: Tue, 11 Jul 2017 15:58:28 +0200 [thread overview]
Message-ID: <20170711135828.GA12013@lst.de> (raw)
In-Reply-To: <1499256029-16319-12-git-send-email-shivasharan.srikanteshwara@broadcom.com>
On Wed, Jul 05, 2017 at 05:00:25AM -0700, Shivasharan S wrote:
> Currently driver sets default queue_depth for VDs at 256 and JBODs based on interface type,
> ie., for SAS JBOD QD will be 64, for SATA JBOD QD will be 32.
> During performance runs with scsi-mq enabled, we are seeing better results by
> setting QD same as HBA queue_depth.
Please no scsi-mq specifics. just do this unconditionally.
next prev parent reply other threads:[~2017-07-11 13:58 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-05 12:00 [PATCH v2 00/15] megaraid_sas: Updates for scsi-next Shivasharan S
2017-07-05 12:00 ` [PATCH v2 01/15] megaraid_sas: mismatch of allocated MFI frame size and length exposed in MFI MPT pass through command Shivasharan S
2017-07-10 13:46 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 02/15] megaraid_sas: set minimum value of resetwaittime to be 1 secs Shivasharan S
2017-07-10 13:47 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 03/15] megaraid_sas: Use synchronize_irq in target reset case Shivasharan S
2017-07-10 13:50 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 04/15] megaraid_sas: Call megasas_complete_cmd_dpc_fusion every 1 second while there are pending commands Shivasharan S
2017-07-10 13:51 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 05/15] megaraid_sas: Do not re-fire shutdown DCMD after OCR Shivasharan S
2017-07-10 14:00 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 06/15] megaraid_sas: Fix endianness issues in DCMD handling Shivasharan S
2017-07-10 14:05 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 07/15] megaraid_sas: Check valid aen class range to avoid kernel panic Shivasharan S
2017-07-10 14:08 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 08/15] megaraid_sas: Use SMID for Task abort case only Shivasharan S
2017-07-18 11:06 ` Shivasharan Srikanteshwara
2017-07-18 11:51 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 09/15] megaraid_sas: use vmalloc for crash dump buffers and driver's local RAID map Shivasharan S
2017-07-10 13:44 ` Tomas Henzl
2017-07-11 10:49 ` Shivasharan Srikanteshwara
2017-07-11 13:21 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 10/15] megaraid_sas: Return pended IOCTLs with cmd_status MFI_STAT_WRONG_STATE in case adapter is dead Shivasharan S
2017-07-11 13:42 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 11/15] megaraid_sas: Set device queue_depth same as HBA can_queue value in scsi-mq mode Shivasharan S
2017-07-11 13:57 ` Tomas Henzl
2017-07-11 13:58 ` Christoph Hellwig [this message]
2017-07-11 15:47 ` Kashyap Desai
2017-07-12 8:21 ` Shivasharan Srikanteshwara
2017-07-19 8:42 ` Shivasharan Srikanteshwara
2017-07-20 7:47 ` Christoph Hellwig
2017-07-24 11:29 ` Shivasharan Srikanteshwara
2017-08-01 13:23 ` Shivasharan Srikanteshwara
2017-07-05 12:00 ` [PATCH v2 12/15] megaraid_sas: replace internal FALSE/TRUE definitions with false/true Shivasharan S
2017-07-11 13:57 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 13/15] megaraid_sas: modified few prints in OCR and IOC INIT path Shivasharan S
2017-07-11 14:07 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 14/15] megaraid_sas: call megasas_dump_frame with correct IO frame size Shivasharan S
2017-07-11 14:08 ` Tomas Henzl
2017-07-05 12:00 ` [PATCH v2 15/15] megaraid_sas: driver version upgrade Shivasharan S
2017-07-11 14:09 ` Tomas Henzl
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170711135828.GA12013@lst.de \
--to=hch@lst.de \
--cc=hare@suse.com \
--cc=jejb@linux.vnet.ibm.com \
--cc=kashyap.desai@broadcom.com \
--cc=linux-scsi@vger.kernel.org \
--cc=martin.petersen@oracle.com \
--cc=shivasharan.srikanteshwara@broadcom.com \
--cc=sumit.saxena@broadcom.com \
--cc=thenzl@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.