Comment 60 for bug 721896

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Stanislaw Halik (sthalik-k) wrote :

% grep /proc/[0-9]*/comm
% cat $(dirname $(grep kswapd /proc/[0-9]*/comm))/wchan; echo

Do this when irrational CPU usage occurs. Show wchan. If contention_wait, there's a fix. Anyway wchan is helpful.