baseline_engine.qos_message queue gets backed up intermittently

Document ID : KB000103119
Last Modified Date : 05/07/2018
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Issue:
The baseline_engine.BASELINE_CONFIG and baseline_engine.QOS_MESSAGE queues get backed up intermittently on a secondary hub
Note: A restart of the baseline_engine probe temporarily resolves the issue.
Environment:
Probe versions:
**prediction_engine 1.34
**baseline_engine 2.76
**Hub 7.92HF10
**Controller/Robot 7.92HF11
Note: no nas is not installed in this scenario
Cause:
See defect list in baseline_engine 7.44HF4 reademe 
ftp://UIMuser:CnIa24uJ@ftp.ca.com/UIM_Probe_Hotfixes/release_notes/baseline_engine_277_HF4.txt

Link to download baseline_engine 7.44HF4:
ftp://UIMuser:CnIa24uJ@ftp.ca.com/UIM_Probe_Hotfixes/baseline_engine-2.7.7-HF4.zip
 
Resolution:
1. Import the baseline_engine-2.7.7-HF4.zip to the Archive
2. Remove/Delete the baseline_engine and baseline_prediction probes
3. Manually deleted the baseline_engine and baseline_prediction probe home folders
4. Redeployed prediction_engine 1.34 followed by baseline_engine 2.77HF4
5. Upgrade Hub/Robot from 7.92HF10 to 7.93