On Fri, 17 Sep 2004, Raphael H. Becker wrote: > > Looks good. This may result in reduced stability, but it may also tell us > > specifically if there's a problem with the IFF_NEEDSGIANT mechanism. > > two parallel wget saturate the link to an average of ~12MByte/sec > (netstat 1) for some hours. seems to work perfect now, constant full > speed. > > I transferred around 180 copies of the miniinst.iso and ran a md5 on > lots of the file to detect xfer-errors, nothing failed, no more errors. So it sounds like there may be a race in the IFF_NEEDSGIANT implementation -- perhaps a lost task event when queueing occurs while the task is running. I'll need to come up with a patch that allows us to make sure this is the case, and get back to you tonight or tomorrow. Robert N M Watson FreeBSD Core Team, TrustedBSD Projects robert_at_fledge.watson.org Principal Research Scientist, McAfee ResearchReceived on Fri Sep 17 2004 - 20:37:11 UTC
This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:38:12 UTC