(Difference between pages)
imported>ThorstenStaerk |
imported>ThorstenStaerk |
Line 1: |
Line 1: |
− | You can do I/O sniffing using the command blktrace. blktrace will show you every request that goes to the disk.
| + | #REDIRECT [[screenshot on ubuntu]] |
− | | |
− | Example:
| |
− | | |
− | # blktrace -d /dev/sdg -o - | blkparse -i -
| |
− | [...]
| |
− | <abbr title="device (major/minor number)">8,96</abbr> <abbr title="processor">7</abbr> <abbr title="sequence number">106</abbr> <abbr title="timestamp">0.373952974</abbr> <abbr title="PID">11364</abbr> <abbr title="Event">D</abbr> <abbr title="Action">W</abbr> <abbr title="starting block + blocks">0 + 8</abbr> <abbr title="process">[kworker/7:2]</abbr>
| |
− | 8,96 7 107 0.374456639 47 C W 0 + 8 [0]
| |
− | | |
− | | |
− | Event can be:
| |
− | RWBS
| |
Latest revision as of 21:48, 19 April 2020