How to analyse Disk IO utilization

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Hi Team,

Can you please let me know how to analyse the disk utilization (IO). What are the best practices and how we check that something is crossing the threshold.

Average: DEV tps rd_sec/s wr_sec/s avgrq-sz avgqu-sz await svctm %util
Average: scd0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Average: sda 2.94 18.32 161.84 61.18 0.00 1.00 0.46 0.14
Average: sdb 0.00 0.00 0.00 21.33 0.00 3.33 3.33 0.00
Average: sdc 20.16 0.40 943.67 46.83 0.02 0.79 0.62 1.24
Average: vg00-lv01 0.00 0.00 0.00 8.00 0.00 5.80 1.05 0.00
Average: vg00-lv00 17.65 16.51 139.58 8.84 0.09 5.20 0.03 0.06
Average: vg01-lv00 118.01 0.40 943.67 8.00 0.12 1.06 0.11 1.24
Average: vg02-lv00 0.00 0.00 0.00 8.00 0.00 0.92 0.15 0.00
Average: vg00-lv06 0.67 0.00 5.32 8.00 0.03 38.86 0.00 0.00
Average: vg00-lv04 0.48 1.03 2.78 8.00 0.00 1.24 0.59 0.03
Average: vg00-lv05 0.02 0.01 0.12 8.00 0.00 0.76 0.50 0.00
Average: vg00-lv02 0.12 0.66 0.31 8.13 0.00 1.74 0.27 0.00
Average: vg00-lv03 1.73 0.12 13.73 8.00 0.00 0.68 0.26 0.05

Regards,

TB

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