Subject: Re: install/31297
To: None <,,>
From: Christos Zoulas <>
List: netbsd-bugs
Date: 09/11/2005 21:03:01
On Sep 12, 12:52am, ( wrote:
-- Subject: Re: install/31297

| Synopsis: mounting volumes with -o async speeds up file write operations 500% (5 times)
| State-Changed-From-To: open->feedback
| State-Changed-By:
| State-Changed-When: Mon, 12 Sep 2005 00:52:06 +0000
| State-Changed-Why:
| Mouting file systems with the async is evil and very dangerous.
| >From the mount(8) man page:
|              async       All I/O to the file system should be done asyn-
|                          chronously.  In the event of a crash, it is
|                          impossible for the system to verify the integrity of
|                          data on a file system mounted with this option.  You
|                          should only use this option if you have an applica-
|                          tion-specific data recovery mechanism, or are willing
|                          to recreate the file system from scratch.
| I think this PR should be closed.

Maybe not for installation... Or at least we should investigate enabling
softdeps and seeing if that improves performance.