From: Bart Van Assche <bvanassche-HInyCGIudOg@public.gmane.org>
To: open-iscsi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org
Cc: Roland Dreier <rdreier-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>,
linux-rdma <linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Mike Christie <michaelc-hcNo3dDEHLuVc3sceRu5cw@public.gmane.org>
Subject: Re: [PATCH 0/8] ib/iser: major face lift of the data path code
Date: Wed, 3 Feb 2010 17:11:36 +0100 [thread overview]
Message-ID: <e2e108261002030811r5c740d6fr4cc055702a88aa50@mail.gmail.com> (raw)
In-Reply-To: <Pine.LNX.4.64.1002031721280.11944-aDiYczhfhVLdX2U7gxhm1tBPR1lH4CV8@public.gmane.org>
On Wed, Feb 3, 2010 at 4:30 PM, Or Gerlitz <ogerlitz-smomgflXvOZWk0Htik3J/w@public.gmane.org> wrote:
>
> The following patch set removes some in efficiencies in the iser data path
> through simplification and reducing the amount of code, using less atomic
> operations, avoiding TX interrupts, moving to iscsi passthrough mode,
> etc. I did my best to build it as a sequence of patches and not as one
> big re-write, to allow for better debugging (e.g bisection) and tuning.
Sounds really interesting. Do you have numbers available about how
much these patches improve throughput or decrease latency ?
Bart.
--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2010-02-03 16:11 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-03 15:30 [PATCH 0/8] ib/iser: major face lift of the data path code Or Gerlitz
[not found] ` <Pine.LNX.4.64.1002031721280.11944-aDiYczhfhVLdX2U7gxhm1tBPR1lH4CV8@public.gmane.org>
2010-02-03 15:31 ` [PATCH 01/9] ib/iser: revert commit bba7ebb "avoid recv buffer exhaustion" Or Gerlitz
2010-02-03 15:33 ` [PATCH 02/9] ib/iser: new recv buffer posting logic Or Gerlitz
2010-02-03 15:35 ` [PATCH 03/9] ib/iser: remove atomic counter for posted recv buffers Or Gerlitz
2010-02-03 15:36 ` [PATCH 04/9] ib/iser: use different CQ for send completions Or Gerlitz
2010-02-03 15:37 ` [PATCH 05/9] ib/iser: simplify send flow/descriptors Or Gerlitz
[not found] ` <Pine.LNX.4.64.1002031737090.11944-aDiYczhfhVLdX2U7gxhm1tBPR1lH4CV8@public.gmane.org>
2010-02-04 11:23 ` Or Gerlitz
2010-02-03 15:39 ` [PATCH 06/9] ib/iser: use atomic allocations Or Gerlitz
2010-02-03 15:40 ` [PATCH 07/9] ib/iser: remove unnecessary connection checks Or Gerlitz
2010-02-03 15:41 ` [PATCH 08/9] ib/iser: move to use libiscsi passthrough mode Or Gerlitz
[not found] ` <Pine.LNX.4.64.1002031740540.11944-aDiYczhfhVLdX2U7gxhm1tBPR1lH4CV8@public.gmane.org>
2010-02-03 21:32 ` Mike Christie
[not found] ` <4B69EB5A.4050301-hcNo3dDEHLuVc3sceRu5cw@public.gmane.org>
2010-02-04 11:21 ` Or Gerlitz
[not found] ` <4B6AADD4.2050607-hKgKHo2Ms0FWk0Htik3J/w@public.gmane.org>
2010-02-04 17:27 ` Mike Christie
2010-02-03 15:42 ` [PATCH 08/10] ib/iser: remove redundant locking from command response flow Or Gerlitz
2010-02-03 15:44 ` [PATCH 09/9] remove redundant locking from iser scsi " Or Gerlitz
2010-02-03 16:10 ` [PATCH 0/8] ib/iser: major face lift of the data path code Bart Van Assche
2010-02-03 16:11 ` Bart Van Assche [this message]
[not found] ` <e2e108261002030811r5c740d6fr4cc055702a88aa50-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-02-04 14:21 ` Or Gerlitz
[not found] ` <4B6AD7D5.7030204-hKgKHo2Ms0FWk0Htik3J/w@public.gmane.org>
2010-02-05 12:18 ` Vladislav Bolkhovitin
[not found] ` <4B6C0C93.2090107-d+Crzxg7Rs0@public.gmane.org>
2010-02-07 14:51 ` Or Gerlitz
2010-02-05 12:29 ` Vladislav Bolkhovitin
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=e2e108261002030811r5c740d6fr4cc055702a88aa50@mail.gmail.com \
--to=bvanassche-hinycgiudog@public.gmane.org \
--cc=linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=michaelc-hcNo3dDEHLuVc3sceRu5cw@public.gmane.org \
--cc=open-iscsi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org \
--cc=rdreier-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).