Oooops, 32 bit kernel.... what can be done? or just reinstall the system?
2012/12/30 Phil Doroff <[email protected]> > That's strange. I have no useful input, but I'm simply chiming in to > state that we have much larger than 2TB iSCSI LUNs working fine, under > CentOS 5.x here. I can't imagine CentOS 6.x would regress in that manner. > > The only time I've seen something similar (especially the 0 byte size > export) is when we have neglected to give a specific initiator access to a > given LUN on the target side - the LUNs still show up, and you get a block > device - but it's zero length as shown here. I don't believe it's the same > issue, but just tossing it out there! > > I am assuming a 64bit kernel? > > -Phil > > > On Sun, Dec 30, 2012 at 8:41 AM, Didenko <[email protected]> wrote: > >> I have Segate Blackarmor 440 4x2TB HD in raid 5 >> >> i create ISCSI device >> 5493 GB 0 Full Access >> >> service iscsi start >> >> iscsiadm -m discovery -t st -p 192.168.0.2 >> >> fdisk -l no see new disk >> >> dmesg >> >> scsi5 : iSCSI Initiator over TCP/IP >> scsi 5:0:0:0: Direct-Access SCST_FIO BZ 200 PQ: 0 ANSI: 5 >> sd 5:0:0:0: Attached scsi generic sg1 type 0 >> sd 5:0:0:0: [sdb] 0 512-byte logical blocks: (0 B/0 B) >> sd 5:0:0:0: [sdb] 4096-byte physical blocks >> sd 5:0:0:0: [sdb] Write Protect is off >> sd 5:0:0:0: [sdb] Mode Sense: 83 00 10 08 >> sd 5:0:0:0: [sdb] Write cache: enabled, read cache: enabled, supports DPO >> and FUA >> sd 5:0:0:0: [sdb] Attached SCSI disk >> >> [root@localhost ~]# sg_readcap --16 /dev/sdb >> Read Capacity results: >> Protection: prot_en=0, p_type=0, p_i_exponent=0 >> Thin provisioning: tpe=0, tprz=0 >> Last logical block address=18446744073709551615 (0xffffffffffffffff), >> Number of logical blocks=0 >> Logical block length=512 bytes >> Logical blocks per physical block exponent=3 >> Lowest aligned logical block address=0 >> Hence: >> Device size: 0 bytes, 0.0 MiB, 0.00 GB >> >> [root@localhost ~]# sg_readcap --pmi /dev/sdb >> READ CAPACITY (10) indicates device capacity too large >> now trying 16 byte cdb variant >> Read Capacity results: >> Protection: prot_en=0, p_type=0, p_i_exponent=0 >> Thin provisioning: tpe=0, tprz=0 >> PMI mode: given lba=0x0, last lba before delay=0xffffffffffffffff >> Logical block length=512 bytes >> Logical blocks per physical block exponent=3 >> Lowest aligned logical block address=0 >> any help ? >> >> If i creat iscsi device little 2TB .. i can join in Centos ..not any >> problem >> iscsi initiator last version >> -- >> You received this message because you are subscribed to the Google Groups >> "open-iscsi" group. >> To view this discussion on the web visit >> https://groups.google.com/d/msg/open-iscsi/-/GFxIhSKU2WMJ. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/open-iscsi?hl=en. >> > > -- > You received this message because you are subscribed to the Google Groups > "open-iscsi" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/open-iscsi?hl=en. > -- You received this message because you are subscribed to the Google Groups "open-iscsi" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/open-iscsi?hl=en.
