Re: [PATCH] IPVS: Allow boot time change of hash size.

To: Patrick McHardy <kaber@xxxxxxxxx>
Subject: Re: [PATCH] IPVS: Allow boot time change of hash size.
Cc: Mark Bergsma <mark@xxxxxxxxxxxxx>, netdev@xxxxxxxxxxxxxxx, lvs-devel@xxxxxxxxxxxxxxx, "Catalin(ux) M. BOIE" <catab@xxxxxxxxxxxxx>, Joseph Mack NA3T <jmack@xxxxxxxx>, Graeme Fowler <graeme@xxxxxxxxxxx>, David Miller <davem@xxxxxxxxxxxxx>
From: Simon Horman <horms@xxxxxxxxxxxx>
Date: Tue, 5 Jan 2010 10:24:45 +1100
On Mon, Jan 04, 2010 at 02:57:22PM +0100, Patrick McHardy wrote:
> Simon Horman wrote:
> > On Mon, Dec 28, 2009 at 07:49:38PM +0100, Mark Bergsma wrote:
> >> On 03-12-08 01:37, David Miller wrote:
> >>> From: "Catalin(ux) M. BOIE" <catab@xxxxxxxxxxxxx>
> >>> Date: Tue, 2 Dec 2008 16:16:04 -0700 (MST)
> >>>> I was looking for anything that could get me past of 88.000 request per
> >>>> seconds.
> >>>> The help text told me to raise that value if I have big number of
> >>>> connections. I just needed an easy way to test.
> >>> You're just repeating what I said, you "think" it should be
> >>> changed and as a result you are wasting everyones time.
> >>>
> >>> You don't actually "know", you're just guessing using random
> >>> snippets from documentation rather than good hard evidence of
> >>> a need.
> >> Hello,
> >>
> >> I just found this year-old thread about a patch allowing the IPVS
> >> connection hash table size to be set at load time by a module parameter.
> >> Apparently the conclusion reached was that allowing this configuration
> >> setting to be changed would be useless, and that the poster's
> >> performance problems would likely lie elsewhere, since he had no
> >> evidence it was caused by the hash table size.
> > 
> > Hi Mark,
> > 
> > thanks for your test results. I have added them to the patch.
> > Feel free to edit the text.
> Just wondering because of this comment - do you want me to apply this
> patch?

I was fishing for an response from Mark.
I'll resubmit it properly as that doesn't seem to be forthcoming.

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