Software Tuning - ODS configuration
Set striping size to 16KB
- iostat -x 10
- disk r/s w/s Kr/s Kw/s wait actv svc_t %w %b
- sd17 2.0 23.7 16.8 213.4 0.0 0.6 23.6 0 22
- sd18 1.5 31.6 12.8 314.4 0.0 0.6 16.7 0 28
- sd19 2.4 34.2 19.5 328.8 0.0 0.7 19.8 0 39
Make sure fast writes are enabled
- /usr/sbin/ssaadm fast_write -e c1
- /usr/sbin/ssaadm fast_write -s -e c1
Make sure striping is correct