Bug #80979 Doublewrite buffer event waits should be annotated for Performance Schema
Submitted: 6 Apr 2016 14:25 Modified: 7 Apr 2016 11:13
Reporter: Laurynas Biveinis (OCA) Email Updates:
Status: Verified Impact on me:
None 
Category:MySQL Server: InnoDB storage engine Severity:S3 (Non-critical)
Version:5.7 OS:Any
Assigned to: CPU Architecture:Any
Tags: doublewrite, innodb, performance schema

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Description:
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If the data you need to attach is more than 50MB, you should create a compressed archive of the data, split it to 50MB chunks, and upload each of them as a separate attachment.

To split a large file: