Date: Tue, 21 Mar 2006 17:44:47 -0600 From: Dan Nelson <dnelson@allantgroup.com> To: Halid Faith <maslak@ihlas.net.tr> Cc: freebsd-questions@freebsd.org Subject: Re: Why the usage of disks exceed %100 in systat command ? Message-ID: <20060321234447.GC81419@dan.emsphone.com> In-Reply-To: <001b01c64d23$42533020$dc96eed5@ihlasnetym> References: <001b01c64d23$42533020$dc96eed5@ihlasnetym>
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In the last episode (Mar 21), Halid Faith said: > Hello > I have a machine which have Raid5 and Freebsd6.0 runs on it. > > When I type in command line as below I sometimes see a thing. > systat 1 -vmstat > Disks amrd0 pass0 52 ofod intrn 1996 cpu2: > KB/t 6.04 0.00 %slo-z 114464 buf > tps 86 0 64 tfree 58 dirtybuf > MB/s 0.50 0.00 100000 desiredvnodes > % busy 119 0 85778 numvnodes > 24996 freevnodes > > I see that usage of the disk % more than 100. > does this condition become any problem? > Might this condition which raid card does not work properly be ? I think this is just a sampling error somewhere; utilization can't exceed 100% in real life. -- Dan Nelson dnelson@allantgroup.com
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