Drives won't spin down


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Have a basic setup and noticed the drives in the server won't spin down. Get the following in the log any time the spin down command gets sent:

 

Mar 31 15:35:51 UnRaidBackup kernel: mdcmd (1979): spindown 1
Mar 31 15:35:51 UnRaidBackup emhttp: mdcmd: write: Input/output error
Mar 31 15:35:51 UnRaidBackup kernel: md: disk1: ATA_OP e0 ioctl error: -5
Mar 31 15:43:10 UnRaidBackup kernel: mdcmd (1980): spindown 4
Mar 31 15:43:10 UnRaidBackup emhttp: mdcmd: write: Input/output error
Mar 31 15:43:10 UnRaidBackup kernel: md: disk4: ATA_OP e0 ioctl error: -5
Mar 31 15:43:27 UnRaidBackup emhttp: mdcmd: write: Input/output error
Mar 31 15:43:27 UnRaidBackup kernel: mdcmd (1981): spindown 3
Mar 31 15:43:27 UnRaidBackup kernel: md: disk3: ATA_OP e0 ioctl error: -5
Mar 31 15:45:14 UnRaidBackup emhttp: mdcmd: write: Input/output error
Mar 31 15:45:14 UnRaidBackup kernel: mdcmd (1982): spindown 0
Mar 31 15:45:14 UnRaidBackup kernel: md: disk0: ATA_OP e0 ioctl error: -5
Mar 31 15:46:00 UnRaidBackup kernel: mdcmd (1983): spindown 2
Mar 31 15:46:00 UnRaidBackup emhttp: mdcmd: write: Input/output error
Mar 31 15:46:00 UnRaidBackup kernel: md: disk2: ATA_OP e0 ioctl error: -5
Mar 31 15:56:59 UnRaidBackup kernel: mdcmd (1984): spindown 1
Mar 31 15:56:59 UnRaidBackup emhttp: mdcmd: write: Input/output error
Mar 31 15:56:59 UnRaidBackup kernel: md: disk1: ATA_OP e0 ioctl error: -5

 

These are SAS drives WD2001FYYG, connected to a SM controller. The only think I can think is the SAS drives don't support the command? Running 6.1.9

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