On Wed, Aug 29, 2007 at 02:39:57PM +0100, Robert Watson
wrote:
>
> On Wed, 29 Aug 2007, Igor Sysoev wrote:
>
> >On Wed, Aug 29, 2007 at 02:48:57PM +0800, LI Xin
wrote:
> >
> >>Here is a proof-of-concept patch that adds
sockets related statistics to
> >>netstat(1)'s -m option, which could make SA's
life easier. Inspired by a
> >>local user's suggestion.
> >>
> >>Comments?
> >
> >I think socket info should be groupped together:
>
> The netstat -m output is getting quite cluttered these
days, isn't it. I
> wonder if we should be laying it out a bit more
consistently, perhaps
> something like:
>
> current cache total max
> mbufs 2407 1058 3465 -
> mbuf clusters 1117 797 1914 98304
> mbufs + clusters 1117 90 - -
> 4k jumbo clusters 761 417 1178 0
> ...
>
> It's less compact but possibly quite a bit more
readable...
I agree - it's much better, however, someone may argue that
it
will break statistic scripts.
May we should use anthor switch.
> >2407/1058/3465 mbufs in use (current/cache/total)
> >1117/797/1914/98304 mbuf clusters in use
(current/cache/total/max)
> >1117/90 mbuf+clusters out of packet secondary zone
in use (current/cache)
> >761/417/1178/0 4k (page size) jumbo clusters in use
> >(current/cache/total/max)
> >0/0/0/0 9k jumbo clusters in use
(current/cache/total/max)
> >0/0/0/0 16k jumbo clusters in use
(current/cache/total/max)
> >5879K/3526K/9406K bytes allocated to network
(current/cache/total)
> >0/0/0 requests for mbufs denied
(mbufs/clusters/mbuf+clusters)
> >0/0/0 requests for jumbo clusters denied
(4k/9k/16k)
> >15333/15537/30870/204800 socket UMA in use
(current/cache/total/max)
> >5929K bytes allocated to socket
> >0 request for socket UMA denied
> >104/264/6656 sfbufs in use (current/peak/max)
> >0 requests for sfbufs denied
> >0 requests for sfbufs delayed
> >135834 requests for I/O initiated by sendfile
> >0 calls to protocol drain routines
> >
> >Second, I think socket memory calculation should
include
> >tcpcb, udpcb, inpcb, unpcb and probably tcptw
items.
> >
> >
> >--
> >Igor Sysoev
> >http://sysoev.ru/en/
> >_______________________________________________
> >freebsd-net freebsd.org mailing list
> >http://lists.freebsd.org/mailman/listinfo/freebsd-net
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"freebsd-net-unsubscribefreebsd.org"
> >
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--
Igor Sysoev
http://sysoev.ru/en/
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