Bug #25568 Providing optional use of O_DIRECT for binary logs, InnoDB logs

• Submitted: 12 Jan 2007 1:50
• Modified: 17 Jul 2008 22:20
• Reporter: Arjen Lentz
• Status: Verified
• Category: MySQL Server: Replication
• Severity: S4 (Feature request)
• Version: 6.0
• OS: Linux (Linux)
• Assigned to: Assigned Account
• CPU Architecture: Any
• Tags: bfsm_2007_01_18, flush, Logs, O_DIRECT

[12 Jan 2007 1:50] Arjen Lentz

Description:
InnoDB can use O_DIRECT for its data files.
Users ask for this to also be possible for InnoDB and binary log files.
This for instance when using a NetApp filer, it would dramatically improve performance.

Naturally, it should be an option, as it would not be optimal in all scenarios.

How to repeat:
.

[17 Jul 2008 22:20] Arjen Lentz

For 6.0 perhaps?
I know there's a big customer who wants this, too!