Trace IO: Difference between revisions
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echo 1 > /proc/sys/vm/block_dump | echo 1 > /proc/sys/vm/block_dump | ||
</pre> | </pre> | ||
Lastly, check via dmesg to see what is happening (dmesg -c to clear buffer) | |||
Latest revision as of 12:49, 24 June 2009
Disable syslog
Either just kill it or stop it otherwise.
Then enable blockdump reads
echo 1 > /proc/sys/vm/block_dump
Lastly, check via dmesg to see what is happening (dmesg -c to clear buffer)