What did the device look like when it was alright? Just a straight filesystem in a partition, or a LVM volume group?
Did you check your CP Directory to be sure that nothing overlaid the disk? Can you link and access it in CMS and see what the volume label is? This might be a clue... Can you dump the first few tracks of the disk to see the contents, and do they look correct? -- Robert P. Nix Mayo Foundation .~. RO-OC-1-18 200 First Street SW /V\ 507-284-0844 Rochester, MN 55905 /( )\ ----- ^^-^^ "In theory, theory and practice are the same, but in practice, theory and practice are different." On 6/22/10 9:22 AM, "Victor Echavarry Diaz" <[email protected]> wrote: > When we re-ipl this server we receive the following message: > > VFS: Cannot open root device "dasdb1" or unknown-block(0,0) > Please append a correct "root=" boot option > Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) > HCPGIR450W CP entered; disabled wait PSW 00020001 80000000 00000000 006A1B82 > > Does anybody know how to solve this > > Regards, > > V�ctor Echavarry > System Programmer > Technology Systems & Operations Division > EVERTEC > > > > > > > > > > > > ----------------------------------------- > > CONFIDENTIALITY NOTE: This email communication and its attachments > contain information that are proprietary and confidential to > EVERTEC, INC., its affiliates or its clients. They may not be > disclosed, distributed, used, copied or modified in any way without > EVERTEC, Inc.’s authorization. If you are not the intended > recipient of this email, you are not an authorized person. Please > delete it and notify the sender immediately. EVERTEC, Inc. and its > affiliates do not assume any liability for damages resulting from > emails that have been sent or altered without their consent. > Moreover, EVERTEC, Inc. has taken precautions to safeguard its > email communications, but cannot assure that such is the case and > disclaim any responsibility attributable thereto. > > ---------------------------------------------------------------------- > For LINUX-390 subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO LINUX-390 or visit > http://www.marist.edu/htbin/wlvindex?LINUX-390 > ---------------------------------------------------------------------- > For more information on Linux on System z, visit > http://wiki.linuxvm.org/ ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 ---------------------------------------------------------------------- For more information on Linux on System z, visit http://wiki.linuxvm.org/
