3647977 - indexserver restarted due to oom-killer

• Indexserver restarted unexpectedly.
• Error message in daemon trace: "Process exited because it caught signal 9".
  • [25293]{-1}[-1/-1] 2025-07-16 03:41:51.975589 i Daemon           DaemonHandle.cpp(00443) : Process 'hdbcompileserver', pid 25905 is alive
    [25293]{-1}[-1/-1] 2025-07-16 03:41:51.975802 i Daemon           DaemonHandle.cpp(00443) : Process 'hdbdiserver', pid 33211 is alive
    [25293]{-1}[-1/-1] 2025-07-16 03:41:51.975840 i Daemon           DaemonHandle.cpp(00339) : Process 'hdbindexserver', pid 26020 exited because it caught signal 9
    [25293]{-1}[-1/-1] 2025-07-16 03:41:52.387773 i Daemon           Events.cpp(00031) : "StartInstanceEvent" is due in 325 ms. Program 'hdbindexserver', pid 0
• OS error log shows the invocation of oom-killer due to memory allocation failure.
  
  • 2025-07-16T03:41:51.047463+04:00 myhanahost kernel: [T36195] PoolThread invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0
    ................
    2025-07-16T03:41:51.095843+04:00 myhanahost kernel: [T36195] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-3,global_oom,task_memcg=/SAP.slice,task=hdbindexserver,pid=26020,uid=1006
    2025-07-16T03:41:51.095851+04:00 myhanahost kernel: [T36195] Out of memory: Killed process 26020 (hdbindexserver) total-vm:1473429340kB, anon-rss:1381088640kB, file-rss:0kB, shmem-rss:79082556kB, UID:1006 pgtables:4939064kB oom_score_adj:0

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SAP HANA 2.0

index server restart, oom-killer, out-of-memory, SAP HANA, memory allocation failure, global allocation limit, s1-agent, kernel logs, daemon trace, memory configuration. , KBA , HAN-DB-ENG , SAP HANA DB Engines , Problem