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Diffstat (limited to 'mdadm.8.in')
| -rw-r--r-- | mdadm.8.in | 6 |
1 files changed, 6 insertions, 0 deletions
@@ -2768,6 +2768,12 @@ option and it is transparent for assembly feature. .IP \(bu 4 Roaming between Windows(R) and Linux systems for IMSM metadata is not supported during grow process. +.IP \(bu 4 +When growing a raid0 device, the new component disk size (or external +backup size) should be larger than LCM(old, new) * chunk-size * 2, +where LCM() is the least common multiple of the old and new count of +component disks, and "* 2" comes from the fact that mdadm refuses to +use more than half of a spare device for backup space. .SS SIZE CHANGES Normally when an array is built the "size" is taken from the smallest |