Hi , This is the iostat -x 10 output . According to this output , disk sdh has a very strange queue size. Can this be possible?Or is this a bug? Does this output shows data in 512 byte. Blocks?( rsec/s for example) avg-cpu: %user %nice %sys %idle 2.55 0.00 257.40 764.05 Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz await svctm %util sda 0.00 3.00 0.00 2.60 0.00 44.80 17.23 0.03 10.14 2.52 0.67 sda1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sda2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sda3 0.00 3.00 0.00 2.60 0.00 44.80 17.23 0.03 10.14 2.52 0.67 sda4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdb 0.00 3.00 0.00 2.60 0.00 44.80 17.23 0.02 8.68 2.03 0.54 sdb1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdb2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdb3 0.00 3.00 0.00 2.60 0.00 44.80 17.23 0.02 8.68 2.07 0.55 sdb4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdd 68.00 7.00 4.00 3.00 72.00 10.00 11.71 0.02 2.41 1.84 1.32 sdd1 68.00 7.00 4.00 3.00 72.00 10.00 11.71 0.02 2.43 1.84 1.32 sde 53294.50 0.00 826.00 1.60 54121.20 1.60 65.40 54.45 65.92 1.18 99.65 sde1 53294.50 0.00 826.00 1.60 54121.20 1.60 65.40 54.45 65.92 1.18 99.66 sdf 18370.70 0.00 448.30 10.30 18818.90 10.30 41.06 2.25 4.91 1.99 93.25 sdf1 18370.70 0.00 448.30 10.30 18818.90 10.30 41.06 2.25 4.91 1.99 93.25 sdg 56107.00 0.00 886.80 1.60 56992.00 1.60 64.15 52.51 59.25 1.09 99.21 sdg1 56107.00 0.00 886.80 1.60 56992.00 1.60 64.15 52.51 59.25 1.09 99.21 sdh 35550.70 0.00 559.00 1.80 36109.60 1.80 64.39 419060.89 71.52 1.27 72.91 sdh1 35550.70 0.00 559.00 1.80 36109.60 1.80 64.39 419060.89 71.52 1.27 72.91 Kind Regards, Tolga Evren -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subjecthttps://www.redhat.com/mailman/listinfo/redhat-list