July 12. 2004
I Met a couple of time the problem. The nearest time. Last Week.
Solution - from metalink note.
Problem description: ==================== Running Svrmgrl (or any Other Oracle Tool Such AS SQL * Plus) ON AN IBM AIX RS / 6000 Machine Returns: on Aix PRIOR to 4.3: Could not load program oracle Symbol kaio_rdwr in /usr/lib/libc.a is undefined Symbol iosuspend in /usr/lib/libc.a is undefined Symbol cancel in /usr/lib/libc.a is undefined Symbol listio in /us r/lib/libc.a is undefined could not load library libc.a [aio.o] error WAS: EXEC FORMAT ERROR Cannot Startup Oracle. On Aix 4.3.x: Exec (): 0509-036 Cannot (): 0509-036 Cannot (): 0509-036 Cannot Load Program SVRMGRL BECAUSE Of The Following Errol Kaio_rdwr in /usr/lib/libc_r.a is not defined. 0509-023 Symbol Listio IN / USR / lib / lib c_r.a is not defined. 0509-023 Symbol Acancel In / USR /LIB/LIBC_R.A IS Not Defend. 0509-023 Symbol iOSuspend IN /USR/LIB/LIBC_R.A is not defined. 0509-022 Cannot LOAD LIBRARY LIBC_R.A [Aio.O] 0509-026 System Error: Cannot Run a File That Does Not Have A Valid Format. Problem Explanation: =========================== asynchronous I / O Has Not Been configured or start: =================================================================================================================================================================================== # . Log in as root 2. Type: mkdev -l aio0 This command attempts to verify that Asynchronous I / O services are running (available on system), if not, they are started 3. to ensure it is configured at each system restart. : a. Type: Smit aio b. Select the menu item "Change / Show Characteristics of Asynchronous I / O"
