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From: Christoph Lameter <cl-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>
To: Or Gerlitz <ogerlitz-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Cc: Shlomo Pongartz <shlomop-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
	roland-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	erezsh-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org,
	"netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH net/for-next V1 1/1] IB/ipoib: break linkage to neighbouring system
Date: Tue, 24 Jul 2012 09:23:25 -0500 (CDT)	[thread overview]
Message-ID: <alpine.DEB.2.00.1207240922460.29808@router.home> (raw)
In-Reply-To: <500833D9.8000001-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>

On Thu, 19 Jul 2012, Or Gerlitz wrote:

> > If you have neighbor expiration periods of 4 hrs and it is necessary to
> > run the expiration logic then please expire all the neighbor entries due a
> > certain period after that as well to avoid running the expiration again in
> > the next minute or so.
>
>
> This is still a bit unclear here... do you mean to say that at a certain point
> in time,
> **all** entries need to be deleted irrelevant of their (jiffies) age? why?

No. Just the ones in a certain time frame.
>
> > I guess the fuzz factor needs to scale depending on the expiration period.
> >
> >
>
> and this is what happens now, the factor is 0.5, entry would be deleted when
> if  (60m <= unused < 90s) holds

Ok that sounds good and that is what I meant.

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  parent reply	other threads:[~2012-07-24 14:23 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-19 13:18 [PATCH net/for-next V1 0/1] IB/ipoib: break linkage to neighbouring system Or Gerlitz
     [not found] ` <1342703938-29904-1-git-send-email-ogerlitz-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2012-07-19 13:18   ` [PATCH net/for-next V1 1/1] " Or Gerlitz
     [not found]     ` <1342703938-29904-2-git-send-email-ogerlitz-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2012-07-19 13:30       ` Or Gerlitz
2012-07-19 14:42       ` Christoph Lameter
     [not found]         ` <alpine.DEB.2.00.1207190938190.28115-sBS69tsa9Uj/9pzu0YdTqQ@public.gmane.org>
2012-07-19 15:02           ` Shlomo Pongartz
     [not found]             ` <50082183.5000402-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2012-07-19 15:24               ` Christoph Lameter
     [not found]                 ` <alpine.DEB.2.00.1207191023130.29808-sBS69tsa9Uj/9pzu0YdTqQ@public.gmane.org>
2012-07-19 16:20                   ` Or Gerlitz
2012-07-19 16:20                     ` Or Gerlitz
     [not found]                     ` <500833D9.8000001-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2012-07-19 17:08                       ` David Miller
     [not found]                         ` <20120719.100850.1932622478297549573.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
2012-07-22  5:29                           ` Or Gerlitz
2012-07-22  5:29                             ` Or Gerlitz
     [not found]                             ` <500B8FBE.4030600-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2012-07-24 14:24                               ` Christoph Lameter
2012-07-24 14:23                       ` Christoph Lameter [this message]
2012-07-19 15:40       ` David Miller
     [not found]         ` <20120719.084016.1751501566918893035.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
2012-07-19 15:54           ` Or Gerlitz
2012-07-20 15:49     ` Or Gerlitz
     [not found]       ` <CAJZOPZ+kRcBjJgB_HaMqeuB5E-SLSqskgoaLZ_hvVx4KffHgpA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-07-23 16:58         ` Or Gerlitz
2012-07-23 16:58           ` Or Gerlitz
2012-07-23 17:17           ` Eric Dumazet
2012-07-23 18:37             ` Or Gerlitz

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