Was the installation done on a vhd or VHDX. I checked with Hyper-V guys and they say they never supported WRITE_SAME. I am wondering how it worked on ws2008. K. Y > -----Original Message----- > From: Olaf Hering [mailto:olaf@xxxxxxxxx] > Sent: Tuesday, January 29, 2013 1:56 PM > To: KY Srinivasan > Cc: linux-scsi@xxxxxxxxxxxxxxx > Subject: Re: storvsc loops with No Sense messages > > On Tue, Jan 29, KY Srinivasan wrote: > > > I have not seen this. The SRB status indicates it is an illegal request; the > command is WRITE_SAME. I will take a look. > > I can ignore it like SET_WINDOW, and the installation proceeds. > Just a few messages in dmesg: > > ... > [ 107.448281] EXT4-fs (sda2): mounted filesystem with ordered data mode. Opts: > acl,user_xattr > [ 111.020383] sd 2:0:0:0: [sda] Unhandled error code > [ 111.020913] sd 2:0:0:0: [sda] > [ 111.021264] Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK > [ 111.021791] sd 2:0:0:0: [sda] CDB: > [ 111.022186] Write Same(10): 41 00 00 16 e3 a8 00 0f d8 00 > [ 111.024400] end_request: I/O error, dev sda, sector 1500072 > [ 111.025790] sda2: WRITE SAME failed. Manually zeroing. > [ 112.936342] sd 2:0:0:0: [sda] Unhandled error code > [ 112.937588] sd 2:0:0:0: [sda] > [ 112.938429] Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK > [ 112.939642] sd 2:0:0:0: [sda] CDB: > [ 112.940550] Write Same(10): 41 00 00 16 f3 80 00 0f e0 00 > [ 112.945081] end_request: I/O error, dev sda, sector 1504128 > [ 112.946627] sda2: WRITE SAME failed. Manually zeroing. > [ 113.495880] ISO 9660 Extensions: Microsoft Joliet Level 3 > [ 113.498959] ISO 9660 Extensions: RRIP_1991A > [ 114.728274] sd 2:0:0:0: [sda] Unhandled error code > [ 114.729540] sd 2:0:0:0: [sda] > [ 114.730419] Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK > [ 114.731670] sd 2:0:0:0: [sda] CDB: > [ 114.732644] Write Same(10): 41 00 00 17 03 60 00 0f e0 00 > [ 114.737219] end_request: I/O error, dev sda, sector 1508192 > [ 114.739027] sda2: WRITE SAME failed. Manually zeroing. > [ 116.512217] sd 2:0:0:0: [sda] Unhandled error code > [ 116.513206] sd 2:0:0:0: [sda] > [ 116.513947] Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK > [ 116.515187] sd 2:0:0:0: [sda] CDB: > [ 116.515983] Write Same(10): 41 00 00 17 13 40 00 0f e0 00 > [ 116.519547] end_request: I/O error, dev sda, sector 1512256 > [ 116.521011] sda2: WRITE SAME failed. Manually zeroing. > ... > > Olaf > ��.n��������+%������w��{.n�����{������ܨ}���Ơz�j:+v�����w����ޙ��&�)ߡ�a����z�ޗ���ݢj��w�f
