IBM Support

SI66998 - OSP-F/#HMALCMI-T/QC2UTIL1-MSGMCH6903 NFS JOB QNFSNLMD CAN GE

PTF ( Program Temporary Fixes ) Cover letter


Order this fix

Abstract

OSP-F/#HMALCMI-T/QC2UTIL1-MSGMCH6903 NFS JOB QNFSNLMD CAN GE


Pre/Co-Requisite PTF / Fix List

REQ  LICENSED           PTF/FIX  LEVEL

TYPE PROGRAM  RELEASE   NUMBER   MIN/MAX  OPTION
---- -------- --------- -------  -------  ------
NONE



NOTICE:
-------
Application of this PTF may disable or render ineffective programs that
use system memory addresses not generated by the IBM translator,
including programs that circumvent control technology designed to limit
interactive capacity to purchased levels.  This PTF may be a prerequisite
for future PTFs.  By applying this PTF you authorize and agree to the
foregoing.

This PTF is subject to the terms of the license agreement which
accompanied, or was contained in, the Program for which you are obtaining
the PTF.  You are not authorized to install or use the PTF except as part
of a Program for which you have a valid Proof of Entitlement.

SUBJECT TO ANY WARRANTIES WHICH CAN NOT BE EXCLUDED OR EXCEPT AS EXPLICITLY
AGREED TO IN THE APPLICABLE LICENSE AGREEMENT OR AN APPLICABLE SUPPORT
AGREEMENT, IBM MAKES NO WARRANTIES OR CONDITIONS EITHER EXPRESS OR IMPLIED,
INCLUDING BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OR CONDITIONS OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON INFRINGEMENT,
REGARDING THE PTF.

The applicable license agreement may have been provided to you in printed
form and/or may be viewed using the Work with Software Agreements (WRKSFWAGR)
CL command.


APAR Error Description / Circumvention

-------------------------------------------------
The Network File System (NFS) locking daemon job (QNFSNLMD) may
stop servicing lock requests with MSGMCH6903 (The heap space has
reached its maximum allowable size.) in the joblog.

CORRECTION FOR APAR 'SE68876' :
-------------------------------
The QNFSNLMD job experiences a heap memory leak when
communicating with the locking daemon on remote servers.  The
job may exhaust the available heap space after servicing a large
number of lock requests.

This PTF corrects the memory leak.

CIRCUMVENTION FOR APAR 'SE68876' :
----------------------------------
None.


Activation Instructions

None.




Special Instructions

ENDNFSSVR *ALL prior to application / removal of this PTF.
STRNFSSVR *ALL after application / removal of this PTF.


Default Instructions

THIS PTF CAN BE APPLIED IMMEDIATE OR DELAYED.



Supersedes

PTF/FIX NO(S).  APAR TITLE LINE
--------------  ------------------------------------------------------------
   SI65083      OSP-XTND-CPICMN-MSGMCH6903 INTERMITTENT MCH6903 AND RUNNING
   SI53661      OSP-OTHER-UNPRED SP/QZNFTLI MOD/QZNFTTLI RCF3F4F1F800
   SI51427      OSP-INCORROUT INCORRECT LENGTH IN NFS TCP RESPONSE

Summary Information

System.............................. i
Models..............................
Release............................. V7R2M0
Licensed Program............... 5770SS1
APAR Fixed.......................... View details for APAR SE68876
Superseded by:......................
Recompile........................... N
Library............................. QSYS
MRI Feature ........................ NONE
Cum Level........................... C8249720


System i Support

IBM disclaims all warranties, whether express or implied, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. By furnishing this document, IBM grants no licenses to any related patents or copyrights. Copyright © 1996,1997,1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 IBM Corporation. Any trademarks and product or brand names referenced in this document are the property of their respective owners. Consult the Terms of use link for trademark information.

Document information

More support for: i family

Software version: V7R2M0

Operating system(s): OS/400

Reference #: SI66998

Modified date: 26 March 2018