Re: how to enlarge value of max_sectors_kb

Tang, > There is a machine with very little max_sectors_kb size: > [root@ceph151 queue]# pwd > /sys/block/sdd/queue > [root@ceph151 queue]# cat max_hw_sectors_kb > 256 > [root@ceph151 queue]# cat max_sectors_kb > 256 > > The performance is very low when I run big I/Os. > I can not modify it

how to enlarge value of max_sectors_kb

From: Tang Junhui There is a machine with very little max_sectors_kb size: [root@ceph151 queue]# pwd /sys/block/sdd/queue [root@ceph151 queue]# cat max_hw_sectors_kb 256 [root@ceph151 queue]# cat max_sectors_kb 256 The performance is very low when I run big I/Os. I can