Bjorn Helgaas wrote: > I wish I had some good ideas for you, but I don't know anything about > the SATA side. I googled for "1068 ssd sata 1.5 gb/s" and found a few > hints about system firmware, LSI firmware, etc, but nothing concrete. Hi, I did the firmware upgrade on the two controllers and the issue is solved. Interestingly NVDATA Vendor and Product ID changed as well BEFORE FW v. 1.26 BIOS v. 6.24 Adapter Selected is a LSI SAS 1068E(B3): Controller Number: 2 Controller: 1068E(B3) PCI Address: 00:08:00:00 SAS Address: 500605b-0-02d0-f3b0 NVDATA Version (Default): 0x2d00 NVDATA Version (Persistent): 0x2d00 Product ID: 0x2704 Firmware Version: 01.26.00.00 NVDATA Vendor: Intel NVDATA Product ID: SASUC8I BIOS Version: 06.24.00.00 BIOS Alternate Version: N/A EFI BSD Version: N/A FCODE Version: N/A AFTER FW v. 1.33 BIOS v. 6.36 Adapter Selected is a LSI SAS 1068E(B3): Controller Number: 2 Controller: 1068E(B3) PCI Address: 00:08:00:00 SAS Address: 500605b-0-02d0-f3b0 NVDATA Version (Default): 0x2d03 NVDATA Version (Persistent): 0x2d03 Product ID: 0x2704 Firmware Version: 01.33.00.00 NVDATA Vendor: LSILogic NVDATA Product ID: SAS3081E BIOS Version: 06.36.00.00 BIOS Alternate Version: N/A EFI BSD Version: N/A FCODE Version: N/A smartctl Model Family: WD Blue / Red / Green SSDs Device Model: WDC WDS200T1R0A-68A4W0 ... ATA Version is: ACS-4 T13/BSR INCITS 529 revision 5 SATA Version is: SATA 3.3, 6.0 Gb/s (current: 3.0 Gb/s) -- FCD6 3719 0FFB F1BF 38EA 4727 5348 5F1F DCFE BCB0