Comments on Profile Post by JohnTheRipper

  1. Nathan C
    Nathan C
    hdparm -Tt /dev/sda

    /dev/sda:
    Timing buffered disk reads: 1630 MB in 3.01 seconds = 542.33 MB/sec

    # dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync
    16384+0 records in
    16384+0 records out
    1073741824 bytes (1.1 GB) copied, 4.64045 s, 231 MB/s
    Mar 19, 2012
  2. Nathan C
    Nathan C
    Oh whoops.

    SSD speeds of Yesup or Hetzner?
    Mar 19, 2012
  3. JohnTheRipper
    JohnTheRipper
    Yesup.
    Mar 19, 2012
  4. Nathan C
    Nathan C
    Yesup 32 Gb:

    root@creampuff:~# hdparm -Tt /dev/sdc

    /dev/sdc:
    Timing buffered disk reads: 288 MB in 3.01 seconds = 95.80 MB/sec
    root@creampuff:~# hdparm -Tt /dev/sdc

    /dev/sdc:

    root@creampuff:~# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync
    16384+0 records in
    16384+0 records out
    1073741824 bytes (1.1 GB) copied, 15.7665 s, 68.1 MB/s
    Mar 19, 2012
  5. JohnTheRipper
    JohnTheRipper
    WTF... My hard drive is faster than that...
    Mar 19, 2012
  6. Nathan C
    Nathan C
    Mar 19, 2012
  7. Nathan C
    Nathan C
    Although somehow I pull 95 read and 70 write :D
    Mar 19, 2012
  8. JohnTheRipper
    JohnTheRipper
    Ouch.

    Here's my drive.

    [root@a304 ~]# hdparm -t /dev/sda

    /dev/sda:
    Timing buffered disk reads: 394 MB in 3.01 seconds = 130.96 MB/sec
    Mar 19, 2012
  9. Nathan C
    Nathan C
    LOOL, yep.. The 32 GB SSDs are slow as hell. If you are looking for more speed, just get another HDD for $5 or a SAS one for $10.
    Mar 19, 2012