pt-online-schema-change: unknow_error

Description

When attempting to add auto increment option to Primary key using pt-osc, I’ve seen “unknow_error” at the end of a successful run.

 

When executed via the command line, the response is as follows.

 

This is my table:

 

I checked the code, but I’m not sure how to figure it out.

 

I would like to understand the possible reasons and causes that might lead to an 'unknown_error'. I also want to know recommended actions, such as leaving more detailed logs for future jobs, and any other precautions to take in such cases.

 

Seen this on:

  • Ubuntu 22.04

  • MySQL 8.0.35

  • pt-online-schema-change 3.0.13

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Aaditya Dubey February 3, 2025 at 12:50 PM

Hi

Thank you for the report.
Marking this issue as a duplicate of Please note we don’t delete any issue; instead, it can be marked duplicate or invalid.

Minju Jeon January 8, 2025 at 1:20 AM

I’d like to delete this issue because of typo.

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Created January 8, 2025 at 1:05 AM
Updated February 3, 2025 at 12:51 PM
Resolved February 3, 2025 at 12:50 PM