IT31810: IBM STORAGE INSIGHTS PROBE FAILED ON EMC UNITY WITH ERROR HWNEP0135E EXTERNAL PROCESS FAILED WITH ERROR CODE 0.

IBM Spectrum Control 5.3.6 (February 2020)

APAR status

• Closed as program error.

Error description

• Spectrum Control or Storage Insights probing Dell EMC unity may
  experience failed probes after the first two probes.
  In the probe log:
  2020-01-20 12:37:06.057 HWN020001I Operation discovery processed
  successfully.
  2020-01-20 12:37:06.682 HWNEP0019I External process for devices
  123.123.123.123 completed successfully.
  2020-01-20 12:37:08.921 BTADS0001I Discover Process with Device
  Server run ID 78001 and job ID 297039 is complete.
  2020-01-20 12:38:03.442 HWN025032E Job failed during post
  processing of collected data from the data source.
  2020-01-20 12:38:04.114 HWNEP0135E External process failed with
  error code 0.
  2020-01-20 12:38:04.129 HWN021503E The action cannot be
  completed
  2020-01-20 12:38:04.129 HWN021709I Collection for storage system
  Dell EMC Unity 600 dcea-snauni01 completed.
  2020-01-20 12:38:04.176 BTADS0102E The probe with the run ID
  78002 completed with errors.
  
  In the process_emc_unity.log  file:
  2020-01-20 12:51:44.631 - INFO - End data collection: probe
  2020-01-20 12:51:44.631 - INFO - Storing files of type:
  sys_general.json
  2020-01-20 12:51:44.631 - INFO - Storing files of type:
  perf_total.json
  2020-01-20 12:51:44.631 - INFO - Reading JSON file:
  <\TPC>\datacollector//log/\Dell_EMC_Unity\adm.Probe_EMC_UNITY_CK
  M00123456789012345_probe_ss.78003\2115271\sys_general.json
  2020-01-20 12:51:45.068 - INFO - HWN021709I Collection for
  storage system abcd-abcdef01 completed.
  2020-01-20 12:51:45.068 - INFO - Start reporter...
  2020-01-20 12:51:45.459 - INFO - HWN021719I Perform collection
  post process tasks for storage system abcd-abcdef01.
  2020-01-20 12:51:45.850 - INFO - HWN6010I Task Processing_Disks
  completed successfully
  2020-01-20 12:51:45.850 - ERROR - Error processing data files.
  Exiting...
  2020-01-20 12:51:45.850 - DEBUG - Writing status file...
  2020-01-20 12:51:45.850 - DEBUG - Exit code: 99
  2020-01-20 12:51:45.850 - DEBUG - Traceback (most recent call
  last):
    File "emc_unity.py", line 215, in main
    File "Reporter.py", line 187, in start
    File "Reporter.py", line 1676, in probe
  KeyError: 'pool'
  The issue occurs when there is a raid group that has not been
  used in a pool.
  The code is attempting to find a connection from the raid group
  to a pool that it does not have.
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * IBM Spectrum Control & Storage Insights users probing Dell   *
  * EMC Unity device                                             *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * Spectrum Control or Storage Insights probing Dell EMC unity  *
  * may                                                          *
  * experience failed probes after the first two probes.         *
  *                                                              *
  * The issue occurs when there is a raid group that has not     *
  * been                                                         *
  * used in a pool. The code was attempting to find a connection *
  *                                                              *
  * from the raid group to a pool that it does not have.         *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  

Problem conclusion

• The fix for this APAR is targeted for the following release:
  
  IBM Spectrum Control 5.3.6   [ 5.3.6-IBM-SC ]
  IBM Storage Insights 1Q20   [ 5.3.6-IBM-SC ]
  
  ( release target February 2020 )
  
  http://www.ibm.com/support/docview.wss?&uid=swg21320822
  
  The target dates for future releases do not represent a formal
  commitment by IBM. The dates are subject to change without
  notice.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  TPC

• Fixed component ID

  5608TPC00

Applicable component levels