smartarray

DMAR Kernel Log Errors and RAID Controller Crash

Linux / /

Problem: After upgrading an old HP ProLiant DL320 G6 Server to Linux kernel 6.1 (Devuan 5, Debian12) the system crashes during reboot. You will see the following kernel output: These errors are repeated several times, and the RAID controller driver “hpsa” for the SmartArray Controller P212 gives up, causing /dev/sda vanish. Discussion: While not absolutely […]

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Restore data from a single disk of an HP/Compaq SmartArray raid1

Linux / /

If you look into a harddisk from an HP server with smart array configured for raid1, you will recognize that the partition table of this disk has only one partition: Device Boot      Start         End      Blocks   Id  System <device>p3               1           1        8001   12  Compaq diagnostics The real partitions are invisible? No. I found the start of

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