Re: zonelimit issues...

2008-04-24 Thread Igor Sysoev
On Mon, Apr 21, 2008 at 03:27:53PM +0400, Igor Sysoev wrote: > The problem that FreeBSD has small KVA space: only 2G even on amd64 32G > machines. > > So with > > vm.kmem_size=1G > # 64M KVA > kern.maxbcache=64M > # 4M KVA > kern.ipc.maxpipekva=4M > > > I can use something like this: > > # 25

Re: zonelimit issues...

2008-04-22 Thread gnn
em has the natural limitations > on it's traffic ceiling of two T1s on two NICs and a 3rd LAN NIC > fielding continuous round-robin mysql replication and rsync style > mirroring. It uses two bge interfaces and one server type em > interface. It's always troubled me that the z

Re: zonelimit issues...

2008-04-22 Thread Chris Pratt
ding continuous round-robin mysql replication and rsync style mirroring. It uses two bge interfaces and one server type em interface. It's always troubled me that the zonelimit issues have always been associated with higher volume circuits (in what I've read). But since our issue is very di

Re: zonelimit issues...

2008-04-21 Thread Igor Sysoev
On Mon, Apr 21, 2008 at 05:16:28PM +0900, [EMAIL PROTECTED] wrote: > At Mon, 21 Apr 2008 16:46:00 +0900, > [EMAIL PROTECTED] wrote: > > > > At Sun, 20 Apr 2008 10:32:25 +0100 (BST), > > rwatson wrote: > > > > > > > > > On Fri, 18 Apr 2008, [EMAIL PROTECTED] wrote: > > > > > > > I am wondering

Re: zonelimit issues...

2008-04-21 Thread gnn
At Mon, 21 Apr 2008 16:46:00 +0900, [EMAIL PROTECTED] wrote: > > At Sun, 20 Apr 2008 10:32:25 +0100 (BST), > rwatson wrote: > > > > > > On Fri, 18 Apr 2008, [EMAIL PROTECTED] wrote: > > > > > I am wondering why this patch was never committed? > > > > > > http://people.freebsd.org/~delphij/misc/

Re: zonelimit issues...

2008-04-21 Thread gnn
At Sun, 20 Apr 2008 10:32:25 +0100 (BST), rwatson wrote: > > > On Fri, 18 Apr 2008, [EMAIL PROTECTED] wrote: > > > I am wondering why this patch was never committed? > > > > http://people.freebsd.org/~delphij/misc/patch-zonelimit-workaround > > > > It does seem to address an issue I'm seeing whe

Re: zonelimit issues...

2008-04-21 Thread gnn
At Sun, 20 Apr 2008 09:53:49 -0700, Chris Pratt wrote: > > > On Apr 20, 2008, at 2:43 AM, Robert Watson wrote: > > > > > On Fri, 18 Apr 2008, Chris Pratt wrote: > > > >> Doesn't 7.0 fix this? I'd like to see an official definitive > >> answer and all I've been going on is that the problem desc

Re: zonelimit issues...

2008-04-20 Thread Chris Pratt
On Apr 20, 2008, at 2:43 AM, Robert Watson wrote: On Fri, 18 Apr 2008, Chris Pratt wrote: Doesn't 7.0 fix this? I'd like to see an official definitive answer and all I've been going on is that the problem description is no longer in the errata. Unfortunately, bugs of this sort don't rea

Re: zonelimit issues...

2008-04-20 Thread Robert Watson
On Fri, 18 Apr 2008, Chris Pratt wrote: Doesn't 7.0 fix this? I'd like to see an official definitive answer and all I've been going on is that the problem description is no longer in the errata. Unfortunately, bugs of this sort don't really "work" that way -- specific bugs are a property of

Re: zonelimit issues...

2008-04-20 Thread Robert Watson
On Fri, 18 Apr 2008, [EMAIL PROTECTED] wrote: I am wondering why this patch was never committed? http://people.freebsd.org/~delphij/misc/patch-zonelimit-workaround It does seem to address an issue I'm seeing where processes get into the zonelimit state through the use of mbufs (a high speed

Re: zonelimit issues...

2008-04-18 Thread Xin LI
George V. Neville-Neil wrote: [snip] I believe that a better solution is possible, but it will take more careful study. One option is to start adding drain routines to UDP that cause the protocol to drop packets under load, which is the problem we're seeing. In our tests the server process cann

Re: zonelimit issues...

2008-04-18 Thread George V. Neville-Neil
At Fri, 18 Apr 2008 06:40:26 -0700, Chris Pratt wrote: > > I am very interested in this topic as I've been waiting > since moving from FreeBSD 5 in 2006. The workaround > in the errata had no effect and the only notice I > could see of something changing was the errata did > not include the proble

Re: zonelimit issues...

2008-04-18 Thread Chris Pratt
On Apr 18, 2008, at 3:48 AM, Xin LI wrote: Hi, [EMAIL PROTECTED] wrote: Hi, I am wondering why this patch was never committed? http:// people.freebsd.org/~delphij/misc/patch-zonelimit-workaround As its name said, it's a workaround :) I thought the bug was fixed by several ways, so the ol

Re: zonelimit issues...

2008-04-18 Thread Xin LI
Hi, [EMAIL PROTECTED] wrote: Hi, I am wondering why this patch was never committed? http://people.freebsd.org/~delphij/misc/patch-zonelimit-workaround As its name said, it's a workaround :) I thought the bug was fixed by several ways, so the old bug resurfaced? It does seem to address

zonelimit issues...

2008-04-18 Thread gnn
Hi, I am wondering why this patch was never committed? http://people.freebsd.org/~delphij/misc/patch-zonelimit-workaround It does seem to address an issue I'm seeing where processes get into the zonelimit state through the use of mbufs (a high speed UDP packet receiver) but even after network