Could this be just a dbca error? Have you tried creating the diskgroup by hand in your ASM instance? I have encountered all kinds of permissions issues and asmlib issues, but not something like this before. Finn On 12/26/07, Don Seiler <don@xxxxxxxxx> wrote: > > * Oracle 10.2.0.2 on RHEL4. > * We have two 900gb LUNs using RAID 10. > ** SysAdmin says no multipathing is involved. We do use Veritas DMP > elsewhere in the SAN, fwiw. > > Giving this crazy ASM fad another shot. > > We ran through "oracleasm configure" and "oracleasm createdisk" on > each of the two disks, with no problems. "oracleasm listdisks" lists > the two created volumes (VOL01 and VOL02) just fine. However when I > launch dbca to create the disk group, I get an ORA-15072 error. > Googling around led me to some forum posts about clashes with external > redundancy (which we're using) and multipathing (which we're not). I > also found this query, which I ran on our ASM instance: > > SQL> select state,header_status,substr(name,1,12) Name,free_mb, > substr(path,1,16) PATH from v$asm_disk; > > STATE HEADER_STATU NAME FREE_MB PATH > -------- ------------ ------------ ---------- ---------------- > NORMAL UNKNOWN 0 ORCL:VOL02 > NORMAL UNKNOWN 0 ORCL:VOL01 > > I'm open to any and all suggestions (regarding ASM, anyway). > > -- > Don Seiler > http://seilerwerks.wordpress.com > ultimate: http://www.mufc.us > -- > //www.freelists.org/webpage/oracle-l > > >