Bug #77094 Reduce log_sys->mutex contention by allowing concurrent mtr commit and log write

Submitted: 19 May 2015 13:13 Modified: 23 Aug 2016 1:58
Reporter: zhai weixiang (OCA) Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: InnoDB storage engine Severity:S3 (Non-critical)
Version:5.7.7 OS:Any
Assigned to: CPU Architecture:Any

Contributions can be accepted to Open bugs only.

[19 May 2015 13:14] zhai weixiang 
patch to prove the performance improvement, not fully tested. based on 5.7.7

(*) I confirm the code being submitted is offered under the terms of the OCA, and that I am authorized to contribute it.

Attachment: double_redo_buffer.diff (application/octet-stream, text), 17.99 KiB.

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