strange disk activity
Boris Samorodov
bsam at ipt.ru
Sat Feb 20 22:13:06 UTC 2010
On Sat, 20 Feb 2010 15:48:45 -0600 Dan Nelson wrote:
> In the last episode (Feb 20), Boris Samorodov said:
> > Are there other possibilities meanwhile?
> ktrace -d -i -p 0 ; sleep 10 ; ktrace -C
> , then run kdump -m64 and search for large numbers of writes in the output.
> "-d -i -p0" selects all current and future children of pid 0, which will
> trace all processes. "-m64" limits the I/O dump size to 64 bytes.
Impressive!
Thanks, Dan, I've got a real new tool. ;-)
--
WBR, Boris Samorodov (bsam)
Research Engineer, http://www.ipt.ru Telephone & Internet SP
FreeBSD Committer, http://www.FreeBSD.org The Power To Serve
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