1What: /proc/diskstats 2Date: February 2008 3Contact: Jerome Marchand <jmarchan@redhat.com> 4Description: 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 11 4 - reads completed successfully 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 23