dbaliw

Exadata, how to restart cell services properly

We don’t restart cell services too much often if cell works fine :-). But if we want to restart cell services and you don’t expect ASM instance to be affected, or you don’t want vm node eviction (in the worst case) , we must do it properly. [root@cell01 ~]# cellcli -e LIST GRIDDISK ATTRIBUTES name,asmmodestatus,asmdeactivationoutcomeContinue reading “Exadata, how to restart cell services properly”

ZDLRA, ORA-17629: Cannot connect to the remote database server

In my customer Data Guard environment , rman backup use ZDLRA bi-directional architecture, both the primary and the standby databases are registered with the catalog. Standby db DB_STBY1 connect to RA_stb catalogPrimary db DB_PRI1 connect to RA_pri catalog. The databases are distinguished using the DB_UNIQUE_NAME in rman configuration. CONFIGURE DB_UNIQUE_NAME ‘DB_PRI1’ CONNECT IDENTIFIER ‘DB_PRI1’; CONFIGURE DB_UNIQUE_NAMEContinue reading “ZDLRA, ORA-17629: Cannot connect to the remote database server”

Exadata, ILOM DNS server xxx in system configuration must match xxx in /opt/oracle.cellos/cell.conf

I got a error during exadata patchmgr precheck on cell storage. # ./patchmgr -cells cells -log_dir auto -patch_check_prereq -rolling … cel01: [ERROR] Can not continue. Runtime configuration is not consistent with values configured in /opt/oracle.cellos/cell.conf. cel01: [ERROR] Run ipconf to correct the inconsistencies. Failed check: /root/<em>cellupd_dpullec</em>/<em>p</em>/ipconf -check-consistency -at-runtime -semantic -verbose cel01: [ERROR] Details: cel01: ILOMContinue reading “Exadata, ILOM DNS server xxx in system configuration must match xxx in /opt/oracle.cellos/cell.conf”