| Jerome Marchand | 0e53c2b | 2008-02-08 11:10:56 +0100 | [diff] [blame] | 1 | What: /proc/diskstats |
| 2 | Date: February 2008 |
| 3 | Contact: Jerome Marchand <jmarchan@redhat.com> |
| 4 | Description: |
| 5 | The /proc/diskstats file displays the I/O statistics |
| 6 | of block devices. Each line contains the following 14 |
| 7 | fields: |
| 8 | 1 - major number |
| 9 | 2 - minor mumber |
| 10 | 3 - device name |
| André Goddard Rosa | af901ca | 2009-11-14 13:09:05 -0200 | [diff] [blame] | 11 | 4 - reads completed successfully |
| Jerome Marchand | 0e53c2b | 2008-02-08 11:10:56 +0100 | [diff] [blame] | 12 | 5 - reads merged |
| 13 | 6 - sectors read |
| 14 | 7 - time spent reading (ms) |
| 15 | 8 - writes completed |
| 16 | 9 - writes merged |
| 17 | 10 - sectors written |
| 18 | 11 - time spent writing (ms) |
| 19 | 12 - I/Os currently in progress |
| 20 | 13 - time spent doing I/Os (ms) |
| 21 | 14 - weighted time spent doing I/Os (ms) |
| 22 | For more details refer to Documentation/iostats.txt |