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Informix - Problem description

Problem IT33445 Status: Closed

AIO VP KEEPS LIBRARY LOADED EVEN AFTER FUNCTION MODULE IS UNLOADED

product:
INFORMIX SERVER / 5725A3900 / E10 - 
Problem description:
Create function UDR.

bash-4.4$ onstat -g dll
IBM Informix Dynamic Server Version 14.10.FC3DE -- On-Line -- Up
00:03:27 -- 291664 Kbytes
Datablades:
addr             slot vp baseaddr         flags   filename

Execute function UDR:

bash-4.4$ onstat -g dll
IBM Informix Dynamic Server Version 14.10.FC3DE -- On-Line -- Up
00:05:56 -- 291664 Kbytes
Datablades:
addr             slot vp baseaddr         flags   filename
7000000200881d8  2    1  9000000033c5000  --
{INFORMIXDIR}/bin/myudr.so
70000002114a1d8       2  9000000033c5000
70000002119c1d8       3  0
7000000211c61d8       4  0
7000000211f01d8       5  0
70000002122a1d8       6  0
7000000212541d8       7  0

bash-4.4$ sudo genld -l |  grep myudr
  9000000033c5000     427
{INFORMIXDIR}/bin/myudr.so
  9000000033c5000     427
{INFORMIXDIR}/bin/myudr.so

Add AIO VP Class:

bash-4.4$ onmode -p 1 aio

bash-4.4$ onstat -g dll
IBM Informix Dynamic Server Version 14.10.FC3DE -- On-Line -- Up
00:08:01 -- 291664 Kbytes
Datablades:
addr             slot vp baseaddr         flags   filename
7000000200881d8  2    1  9000000033c5000  --
{INFORMIXDIR}/bin/myudr.so
70000002114a1d8       2  9000000033c5000
70000002119c1d8       3  0
7000000211c61d8       4  0
7000000211f01d8       5  0
70000002122a1d8       6  0
7000000212541d8       7  0
700000021f1a1d8       8  9000000033c5000

bash-4.4$ sudo genld -l |  grep myudr
  9000000033c5000     427
{INFORMIXDIR}/bin/myudr.so
  9000000033c5000     427
{INFORMIXDIR}/bin/myudr.so
  9000000033c5000     427
{INFORMIXDIR}/bin/myudr.so

Unload Function module still in genld output the library will be
in loaded state:

bash-4.4$ six onstat -g dll
IBM Informix Dynamic Server Version 14.10.FC3DE -- On-Line -- Up
00:12:42 -- 291664 Kbytes
Datablades:
addr             slot vp baseaddr         flags   filename

bash-4.4$ sudo genld -l |  grep myudr
  9000000033c5000     427
{INFORMIXDIR}/bin/myudr.so

bash-4.4$ sudo /usr/sbin/slibclean
bash-4.4$ sudo genld -l |  grep myudr
  9000000033c5000     427
{INFORMIXDIR}/bin/myudr.so
Problem Summary:
****************************************************************
* USERS AFFECTED:                                              *
* Users of Informix Server prior to 14.10.xC5.                 *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* Update to Informix Server 14.10.xC5.                         *
****************************************************************
Local Fix:
Solution
Workaround
****************************************************************
* USERS AFFECTED:                                              *
* Users of Informix Server prior to 14.10.xC5.                 *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* Update to Informix Server 14.10.xC5.                         *
****************************************************************
Comment
Fixed in Informix Server 14.10.xC5.
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
07.07.2020
07.12.2020
07.12.2020
Problem solved at the following versions (IBM BugInfos)
Problem solved according to the fixlist(s) of the following version(s)
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