Application server crashes with Out of memory message in the system log

Products

• Autosys Workload Automation

Issue/Introduction

Application server crashes with Out of memory message as below in the system log(/var/log/messages):

2025-04-11T03:48:14.479946+10:00 xxxxxxxx kernel: [1668358.814018] Out of memory: Killed process 4055866 (as_server) total-vm:36112200kB, anon-rss:28694600kB, file-rss:0kB, shmem-rss:0kB, UID:41773 pgtables:57828kB oom_score_adj:0
2025-04-11T07:09:41.134617+10:00 xxxxxxxx kernel: [1680446.199669] Out of memory: Killed process 2759642 (as_server) total-vm:32711752kB, anon-rss:29128028kB, file-rss:0kB, shmem-rss:0kB, UID:41773 pgtables:58156kB oom_score_adj:0

Environment

Autosys R12.X with Oracle Client versions lesser than 19.27 connecting to Database through TAC service.

Cause

Due to a memory leak in Oracle Client, memory increased significantly in short time and leads to process termination 

Resolution

Upgrade Oracle Client to 19.27 or higher to fix the issue.

Additional Information