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[QA-53] Starting Listener Hangs with "TNS-12531: TNS:cannot allocate memory" in Listener Log Created: 02/Jul/12 Updated: 12/Jul/12 |
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| Status: | Closed |
| Project: | Questions & Answers |
| Fix Version/s: | None |
| Type: | Oracle - SQL*Net | Priority: | Major |
| Reporter: | ubTools Support | Assignee: | ubTools Support |
| Resolution: | Answered | Votes: | 0 |
| Product Version: | 11.2.0.3 |
| Operating System: | Linux |
| Host Name: | . |
| Database Name: | . |
| Description |
Starting the LISTENER hangs. The following errors appear as an infinite loop in the listener.log:
02-JUL-2012 15:54:06 * 12531 TNS-12531: TNS:cannot allocate memory 02-JUL-2012 15:54:06 * 12531 TNS-12531: TNS:cannot allocate memory 02-JUL-2012 15:54:06 * 12531 TNS-12531: TNS:cannot allocate memory 02-JUL-2012 15:54:06 * 12531 TNS-12531: TNS:cannot allocate memory 02-JUL-2012 15:54:06 * 12531 TNS-12531: TNS:cannot allocate memory |
| Comments |
| Comment by ubTools Support [ 02/Jul/12 02:19 PM ] |
LISTENER trace enabled in listener.ora as below:
TRACE_LEVEL_LISTENER = 16 TRACE_FILE_LISTENER = listener.trc TRACE_UNIQUE_LISTENER = TRUE TRACE_TIMESTAMP_LISTENER = TRUE listener.trc was generated in $ORACLE_BASE/diag/tnslsnr/linux1/listener/trace/ as below: 2012-07-02 15:55:03.847203 : snlinGetAddrInfo:entry 2012-07-02 15:55:03.847276 : snlinGetAddrInfo:getaddrinfo() failed with error -3 2012-07-02 15:55:03.847295 : snlinGetAddrInfo:exit 2012-07-02 15:55:03.847307 : nserror:entry 2012-07-02 15:55:03.847319 : nserror:nsres: id=0, op=65, ns=12531, ns2=0; nt[0]=0, nt[1]=0, nt[2]=0; ora[0]=0, ora[1]=0, ora[2]=0 2012-07-02 15:55:03.847331 : nsmfr:entry 2012-07-02 15:55:03.847342 : nsmfr:1528 bytes at 0xa193a0 2012-07-02 15:55:03.847352 : nsmfr:normal exit 2012-07-02 15:55:03.847363 : nsopenmplx:error exit 2012-07-02 15:55:03.847373 : nsopen:unable to allocate context area 2012-07-02 15:55:03.847384 : nsopen:error exit 2012-07-02 15:55:03.847395 : nsanswer:error exit 2012-07-02 15:55:03.847411 : nsglhc:nsanswer error 12531 The problem appeared in getaddrinfo() system call. |
| Comment by ubTools Support [ 02/Jul/12 02:22 PM ] |
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The IPv4 for hostname was defined in the /etc/hosts; but there was no IPv6 definition.
Even though, only IPv4 address was used in the listener.ora, the problem occured again. The problem has been disappeared after adding the same hostname as IPv6 to the /etc/hosts. |