Miscellany
public shellscript v1 · immutable[root@kenneth ~]# hdparm -t /dev/sda/dev/sda: Timing buffered disk reads: 262 MB in 3.02 seconds = 86.76 MB/sec[root@kenneth ~]# /sbin/blockdev --setra 8192 /dev/sda[root@kenneth ~]# hdparm -t /dev/sda/dev/sda: Timing buffered disk reads: 470 MB in 3.01 seconds = 155.96 MB/sec