Cluster hanging and high CPU usage when adding very large data file for NDB Cluster Disk Data Table
(Doc ID 2336254.1)
Last updated on DECEMBER 27, 2017
Applies to:
MySQL Cluster - Version 7.5 and later
Information in this document applies to any platform.
Symptoms
- Large data file is added to a NDB Cluster Disk Data Table tablespace and the process is never completed
- High CPU usage on one core (killing data node process will produce traces which indicate PGMAN busy loop waiting for a free page to BIND + LOCK)
- MySQLD level outage as Global Schema Lock held throughout
Cause
| |
To view full details, sign in with your My Oracle Support account. |
|
| Don't have a My Oracle Support account? Click to get started! |
In this Document
My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.