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Hot swap in Ubuntu Server not working

Fresh3 days ago
Mar 15, 20262533 views
Confidence Score0%
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Problem

I am running Ubuntu Server 10.04 (lucid lynx), and I just purchased a hot-swap compatible hdd bay and installed it. When I insert a hot-swappable SATA drive, the drive does not show up after running . If I reboot the server, then after it comes back up the drive appears. I have checked /var/log/mes…

Error Output

$ sudo echo "0 0 0" > /sys/class/scsi_host/host4/scan
$ sudo partprobe`
$ sudo udevadm trigger

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1 Fix

Canonical Fix
Unverified Fix
New Fix – Awaiting Verification

Fix for: Hot swap in Ubuntu Server not working

Low Risk

This turned out to be a face-palm moment for me. I was sure I had AHCI turned on in the BIOS settings. Looks like I was wrong. After I turned on AHCI, hot swapping worked like a charm!

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Environment