Date: Wed, 31 May 2006 15:21:43 -0300 From: Alexandre Biancalana <ale@seudns.net> To: freebsd-net@freebsd.org Subject: Re: requests for mbufs denied increasing Message-ID: <447DDEB7.7050800@seudns.net> In-Reply-To: <000001c684c5$9a534510$8a01a8c0@ntpc> References: <000001c684c5$9a534510$8a01a8c0@ntpc>
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Thanks for all replies ! After apply the patch, I must rebuild just the kernel... right ?! Regards, Alexandre Peter Blok wrote: > This will indeed fix the false mbufs denied counts as part of the > uma_reclaim and mb_reclaim functionality. > > If you still see mbuf denied counts after implementing this fix, it might be > your problem. If the counts stay at 0 and your system still stops accepting > network connections, you have a different problem. > > Peter > > -----Original Message----- > From: owner-freebsd-net@freebsd.org [mailto:owner-freebsd-net@freebsd.org] > On Behalf Of Maxim Konovalov > Sent: Wednesday, May 31, 2006 3:41 PM > To: Alexandre Biancalana > Cc: freebsd-net@freebsd.org > Subject: Re: requests for mbufs denied increasing > > On Wed, 31 May 2006, 10:29-0300, Alexandre Biancalana wrote: > > >> Hi list, >> >> I've a NFS/FTP server used as backup server, receiving few >> connections with high volume of data (100GB/Day). During this period >> the "requests for mbufs denied (mbufs/clusters/mbuf+clusters)" of >> netstat -m is increasing constantly, now is: >> > [...] > > Try patch Robert Watson committed to HEAD ten days ago: > > Index: sys/vm/uma_core.c > =================================================================== > RCS file: /home/ncvs/src/sys/vm/uma_core.c,v > retrieving revision 1.136 > retrieving revision 1.137 > diff -u -p -r1.136 -r1.137 > --- sys/vm/uma_core.c 11 Feb 2006 19:20:56 -0000 1.136 > +++ sys/vm/uma_core.c 21 May 2006 23:25:32 -0000 1.137 > @@ -2413,8 +2413,7 @@ zfree_start: > * If nothing else caught this, we'll just do an internal free. > */ > zfree_internal: > - uma_zfree_internal(zone, item, udata, SKIP_DTOR, ZFREE_STATFAIL | > - ZFREE_STATFREE); > + uma_zfree_internal(zone, item, udata, SKIP_DTOR, ZFREE_STATFREE); > > return; > } > %%% > >
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