FG
💻 Software

determine chunk size of an existing raid array

Fresh5 days ago
Mar 15, 202615212 views
Confidence Score0%
0%

Problem

What should I do to determine chuck size of existing raid arrays. I'm using software raid created by . I've been probing around for a while and can't find the right utility to that job. and doesn't say any thing about chunk size. returns

Error Output

mdadm --detail /dev/md/0

mdadm --examine /dev/sda0

Unverified for your environment

Select your OS to check compatibility.

1 Fix

Canonical Fix
Unverified Fix
New Fix – Awaiting Verification

Fix for: determine chunk size of an existing raid array

Low Risk

Looks like you can run or similar against one of the devices in the array. It will print the superblock and lists the chunk size there. Note that the switch is , not . See the third grey section here EDIT: See here and here on chunk size in RAID1

Awaiting Verification

Be the first to verify this fix

Sign in to verify this fix

Environment