Date: Sat, 2 May 1998 20:04:46 -0700 (PDT) From: Doug White <dwhite@gdi.uoregon.edu> To: Val <val@hcol.net> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: what does it mean biowai ?? Message-ID: <Pine.BSF.3.96.980502200320.21194A-100000@gdi.uoregon.edu> In-Reply-To: <Pine.BSF.3.96.980430113612.26783A-100000@ns.hcol.net>
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On Thu, 30 Apr 1998, Val wrote: > i did a little upgrade of the news server. > It used to be a partial news server running freebsd 2.2.2 and inn 1.4 i > think. it had only one scsi hdd. > Now we have a ccd drive with interleave factor of 65536 i think (or > whatever is recommended by the man page for the news server). > I also upgraded the system to ver 2.2.6 and compiled port inn 1.7 > Everything seems to be ok at first ,when the system goes into expire stage > to expire the articles it doesn't seem to work fast enough:( Surprise. > here is what top says: > PID USERNAME PRI NICE SIZE RES STATE TIME WCPU CPU COMMAND > 531 root -6 0 20736K 15288K biowai 120:55 19.99% 19.99% expire > So I am not sure whether i need to go back to inn 1.4 which ran the expire > process in about 10-15 minutes? (this one starts and never finishes). Now that you're running a full feed you'll find that expriy is just a gigantic job. And processing the cancels. biowait is `byte I/O wait', basically waiting for I/O to complete. > or > is it my hdd's not working fast enough? I think if soome would give a hint > what that state of biowai means it would help because it seems that most > of the time expire spends in this biowai state :( Probably your hard drive is too slow. > Oh yeah, the hardware is: 2 9Gb seagate baracuda drives(8gb of each is > used for ccd drive), ncr scsi controller, 64Mb ram, 233intel pent. 2x9GB isn't split enough -- the disks are running into one another. I told you to use a 4x4GB array :) Doug White | University of Oregon Internet: dwhite@resnet.uoregon.edu | Residence Networking Assistant http://gladstone.uoregon.edu/~dwhite | Computer Science Major To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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