Hi again, I have also changed the things suggested by Stef earlier on: - HTB hysteries - PSCHED_CPU - QLENGTH in sfq Nothing seems to help. Kernel 2.4.27 distribution (RH9a) Thanks, .peter _______________________________________________ LARTC mailing list / LARTC@xxxxxxxxxxxxxxx http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://lartc.org/