on 2/16/2011 5:31 AM James Chase spake the following: > Can anyone with write-back cache working just confirm that they see some > sort of indication of write-back in dmesg? > SCSI device sda: drive cache: write back, no read (daft) SCSI device sda: drive cache: write back, no read (daft) SCSI device sdb: drive cache: write through SCSI device sdb: drive cache: write through But not a PERC... Maybe your driver is not reporting back properly?