RAID Management with mdadm
Complete guide to Linux RAID management using mdadm - setup, configuration, monitoring, recovery, and troubleshooting software RAID arrays on Linux systems.
Articles in RAID Management with mdadm
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How to monitor → mdadm --monitor --scan --daemonise
Learn how to set up mdadm monitoring daemon with --monitor --scan --daemonise options. Complete guide with examples, troubleshooting, and best practices for RAID monitoring.
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How to mark disk failed/add → mdadm /dev/md0 --fail /dev/sdb1 --remove /dev/sdb1 --add /dev/sdb1
Learn how to mark disks as failed, remove, and re-add them to mdadm RAID arrays. Complete guide with step-by-step instructions and troubleshooting tips.
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How to check RAID details → mdadm --detail /dev/md0
Learn how to check RAID details using mdadm --detail command. Complete guide with examples, troubleshooting, and best practices for Linux RAID management.
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How to assemble on boot → mdadm --assemble --scan
Learn how to configure mdadm --assemble --scan for automatic RAID assembly on boot. Complete guide with examples, troubleshooting, and best practices.
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How to create RAID → mdadm --create /dev/md0 --level=1 --raid-devices=2 /dev/sd[ab]1
Complete guide to creating RAID arrays using mdadm command. Learn step-by-step RAID 1 setup, configuration, monitoring, and troubleshooting with practical examples.