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    Date
    SubjectRe: bad networking related lag in v2.6.22-rc2
    From
    From: Ingo Molnar <mingo@elte.hu>
    Date: Mon, 21 May 2007 10:12:01 +0200

    > and ... you already did a trace for Thomas, for the softirq problem:
    >
    > http://cybertek.info/taitai/trace.txt.bz2
    >
    > this trace shows really bad networking related kernel activities!
    >
    > gkrellm-5977 does this at timestamp 0:
    >
    > gkrellm-5977 0..s. 0us : cond_resched_softirq (established_get_next)

    So it's not the 3c59x bug :-)

    If you have a lot of sockets, there is not way to make
    the performance of dumping /proc/net/tcp not suck, use
    the netlink socket dumping which is:

    1) more efficient even for full dumps
    2) allows filtering for the best possible performance
    -
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