After Splunk upgrade 9.1.0.2 activity, we have found many errors and below is one of them,
This error is in all the indexers present in the environment.
7.7%
07-06-2023 07:54:39.849 +0000 ERROR SearchProcessRunner [45132 PreforkedSearchesManager-0] - preforked search=0/21892 on process=0/11297 caught exception. completed_searches=2, process_started_ago=32.000, search_started_ago=0.034, search_ended_ago=0.000, total_usage_time=3.848