CentosNodes

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Cluster

We have three clusters: mango, merlot and ice. All three have /scratch space that has permissions of ugo+rwx

Ice

Additional configuration

Ice has an additional hard disk.

  • Create additional scratch space on /dev/sdb
    • Make partition
      • parted /dev/sdb
        • mkpart primary 0% 100%
        • quit
    • Make filesystem
      • mkfs.ext3 /dev/sdb1
    • Label
      • e2label /dev/sdb1 /scratch2
  • Mount automatically
    • Create mount point
      • mkdir /scratch2
    • Edit /etc/fstab, adding:
LABEL=/scratch2  /scratch2 ext3 defaults 1 2
  • Mount now
    • mount -a
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