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Mysql Cluster Data Node Is Down (Doc ID 2502175.1)

Last updated on MARCH 03, 2020

Applies to:

MySQL Cluster - Version 7.5 and later
Information in this document applies to any platform.

Symptoms

On : 7.5.9 version, Miscellaneous

Both data nodes are down failing with error 2350 causing a total cluster outage.

ERROR
-----------------------
Error: 2350
Error data: Invalid file size for redo logfile, size only changable with --initial
Error object: DBLQH (Line: 16667) 0x00000006

STEPS
-----------------------
The issue can be reproduced at will with the following steps:
1. Perform an initial system restart
2. Restore the latest backup (only NodeID = 2 participated in the latest backup):

  shell$ ndb_restore -c 192.168.x.35:1186 -b 20181107 -n 2 -m -e -r /Backup/DC/Node-2/BACKUP-20181107

3. Wait - and the data nodes fail.

BUSINESS IMPACT
-----------------------
The issue has the following business impact:
Due to this issue, the application is offline.

Cause

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In this Document
Symptoms
Cause
Solution
References


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