Displaying disk io statistics

To display bytes written, bytes read  statistics of all partitions of the disks available in the system you can use iostat.

 

Below is an example usage.

 

iostat -p -d 1

 

outputs will be like this.

 

Linux 2.6.8-2-k7 (hostname.com)        07/22/08

Device:            tps   Blk_read/s   Blk_wrtn/s   Blk_read   Blk_wrtn
hda              10.03        18.39       179.74  438347774 4285350463
hda1              0.00         0.00         0.00       6258       5519
hda2              0.00         0.00         0.00          8          8
hda3             23.99        18.37       179.74  438026546 4285344936

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