Informix Error -23547: CM error: This would create two chunks that would overlap each other.
Cause and resolution
CM error: This would create two chunks that would overlap each other.
You have issued a command to the CM system that tries to create two chunks that will overlap.
Examine your command and re-issue it so that the two chunks are not overlapping.
Oninit® Troubleshooting Guidance
Reasons / Common Causes
-23547 fires when a CM command would create two chunks that overlap — per the official guidance.
- A chunk-creation command whose resulting chunks would overlap, per the official guidance — the direct, only cause.
Solutions / Resolution
- Examine the command and re-issue it so the chunks don't overlap, per the official guidance.
Examples
N/A
No specific triggering statement is documented beyond overlapping chunk placement.
Diagnostic Checks
- Check the offsets/sizes of the chunks being created, and adjust them so they don't overlap.
Related Errors / Related Topics
- -23548 — "CM error: This would create two chunks with the same name and offset." A related chunk-collision error, on identical name/offset specifically.
- -23549 — "CM error: This would create a chunk that would overlap its own mirror." A related overlap error, against a chunk's own mirror rather than another chunk.
- -23550 — "CM error: This would create a chunk that would overlap an existing chunk." A related overlap error, against an already-existing chunk rather than another new chunk.
A chunk-creation command would produce two overlapping chunks — adjust offsets/sizes.