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PowerScale OneFS Upgrade Planning and Process Guide

Confirm used and available space

  • To confirm how much space is being used on the cluster and on each node, run the following command:
    isi stat
  • To confirm how much space is being used in each node pool, run the following command:
    isi stat -p
  • To confirm how much space is being used by critical directories on the cluster, run the following command:
    isi_for_array -s 'df -h'

The isi_for_array output is similar to the following for each node in the cluster:

virtual-demo-3: Filesystem   Size  Used  Avail  Capacity  Mounted on
--------------------------------------------------------------------
virtual-demo-3: /dev/imdd0a  495M  418M  38M    92%       /
virtual-demo-3: devfs        1.0K  1.0K  0B     100%      /dev
virtual-demo-3: /dev/imdd1a  495M  6.7M  449M   1%        /var
virtual-demo-3: /dev/imdd2a  496M  5.9M  451M   1%        /var/crash
virtual-demo-3: OneFS        40G   283M  20G    1%        /ifs

virtual-demo-2: Filesystem   Size  Used  Avail  Capacity  Mounted on
--------------------------------------------------------------------
virtual-demo-2: /dev/imdd0a  495M  417M  38M    92%       /
virtual-demo-2: devfs        1.0K  1.0K  0B     100%      /dev
virtual-demo-2: /dev/imdd1a  495M  6.1M  449M   1%        /var
virtual-demo-2: /dev/imdd2a  496M  5.9M  451M   1%        /var/crash
virtual-demo-2: OneFS        40G   283M  20G    1%        /ifs

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