Solved! The answer is: echo "engage scsi" > /proc/drivers/cciss/cciss1 With that thing everything worked fine. Thanks every one for your help -- Mehdi Sarmadi On Sun, Jan 4, 2009 at 5:02 PM, Kay Diederichs < kay.diederichs at uni-konstanz.de> wrote: > Mehdi Sarmadi wrote: > > Hello > > > > I do have problem using Linux with an external HP tape drive. The > > server platform is also an HP Server; the server is an HP ML350 G4, > > and the Tape drive is a HP Storage Works Ultrium 448 - 1U > > Rack-mountable. > > > > HP Ultrium documentation says two drivers should be automatically > > up, sym53c8xx for LSI SCSI interface "st" for tape and /proc/scsi/scsi > > should contain information about tape drive, e.g. SCSI ID. However > > none of them happened in my case! (document: "UP LTO Ultrium 2-3 - > > Unix Config Guide") > > > > The SCSI adapter is an LSI53C1030. The system has another the same > > adapter which is used for hard disk drives. > > > > The interesting part is, the hard disk are detected and even OS > > boots from them, but I can't make the tape drive work. Moreover, in > > system boot up, LSI SCSI BIOS displays informations saying there is a > > tape drive connected! > > > > Any one has same experience, suggestion, comments or clues? > > > > I've place a zip file here: > > http://msarmadi.googlepages.com/report_files.zip which contains: > > > > - dmesg > > - lshal > > - lsmod > > - lspci -vv > > - cat /proc/scsi/scsi > proc.scsi.scsi > > - cat /proc/modules > proc.modules > > - uname -a > uname > > > > Also, below there are detailed information about devices and OS > > config/log files. > > > > ===== System info: > > Operating System: Redhat Enterprise Linux AS 5(the same thing happened > > using CentOS 5.2) > > Sever System: HP ML530 G4 > > SCSI Adapter: LSI 1030 > > Tape Drive: HP Storage Works Ultrium 448 - 1U Rack-mountable > > SCSI Cable: P/N 313375002 Rev R (coming with tape drive) > > > > *Note that, no other SCSI devices are connected to the cable. > > > > ===== Here is some parts of boot up messages on the screen of HP ML350 G4 > ==== > > System BIOS D17 (14/04/2005) > > > > ... > > > > MPTBIOS-5.05.18 > > > > ... > > > > Slot 3 HP Smart Array 6400 Controller (192MB, v.2.26) 1 Logic Drive > Detected > > 1794-Slot 3 Drive Arraye - Array Accelerator Battery Charge low > > Array Accelerator Posted-Write Cache is temporarilty Disabled > > Array Accelerator batteries hace failed to charge and should be replaced > > > > > > Slot 3 HP Smart Array 6400 EM Controller (192MB, v.2.26) 1 Logic Drive > Detected > > Tape or CD-ROM Drive(s) Detected: > > SCSI Port 2: SCSI ID 1 > > 1785-Slot 3 Drive Arraye Not Configured > > No Drives Detected > > ... > > > > [Followed by GRUB and Linux boot up] > > ========================= > > > > -- > > Mehdi Sarmadi > > Mehdi, > > did you install the "mt-st" RPM ? This lets you control your tape with > the mt utilities. > > Knowledgebase articles that seem to be relevant for your case are e.g. > http://kbase.redhat.com/faq/docs/DOC-1235 > http://kbase.redhat.com/faq/docs/DOC-7084 > > HTH, > > Kay > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20090124/4731f370/attachment-0005.html>