You're getting error "System error during lock operation. Execute diagnostics in SM12".
- System has Standalone Enqueue Server (ASCS), with ENSA 2.0 configuration (Standalone Enqueue Server 2).
See on this page Comparison of Old and New Profile Parameters
- On transaction SM12, menu Extras -> Statistics, you find that "Maximum Fill level" reached the "Maximum Number...":
Maximum Number of Lock Entries 250000
Maximum Fill level 250000
- Amount of locks can also be seen on SMENQ transaction:
Current Number of Locks 250000
Peak Number of Locks 250000
Configured Number of Locks 250000
- You have identified you are getting lock table overflow; see more details on Knowledge Base Article 1565578 - Lock Table Overflow
System runs with ENSA 2.0, you'll find following parameters from DEFAULT.PFL
enq/enable = TRUE
enque/process_location = REMOTESA
enq/serverhost = <enqueue server 2 host>
enq/serverinst = <instance number>
ASCS, SCS, enque ,ENQ_OVERFLOW, EnquServerException, enque/table_size, overflow,
ENSA2, Standalone Enqueue Server 2, enq/enable, enq/server/schema, enq/server/schema_0, Schema0 , KBA , BC-CST-EQ , Enqueue , Problem
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