bin/148296: [zfs] [loader] Very slow probe in /usr/src/sys/boot/zfs/zfs.c

[Norikatsu Shigemura]

The following reply was made to PR bin/148296; it has been noted by GNATS.

From: Norikatsu Shigemura <nork at FreeBSD.org>
To: Jimmy Olgeni <olgeni at freebsd.org>
Cc: FreeBSD-gnats-submit at freebsd.org, rnoland at freebsd.org
Subject: Re: bin/148296: [zfs] [loader] Very slow probe in
 /usr/src/sys/boot/zfs/zfs.c
Date: Sat, 3 Jul 2010 01:40:19 +0900

 Hi olgeni.
 
 On Thu, 1 Jul 2010 16:09:36 GMT
 Jimmy Olgeni <olgeni at freebsd.org> wrote:
 > >Number:         148296
 > >Category:       bin
 > >Synopsis:       [zfs] [loader] Very slow probe in /usr/src/sys/boot/zfs/zfs.c
 
 > Since we are looking for boot partitions, I think it should be safe
 > to assume that there are no empty partitions before them.
 > I moved slice probing into a separate loop to avoid any issues with
 > fallback code.
 > With the attached patch my 8.1-RC1 zfs-only server got back its old
 > boot time.
 
 	That's good news!  I confirmed your patch on my 9-current - GPT
 	only environment.  Now I'm testing on my MBR environment (now
 	make world-ing).
 
 -- 
 Norikatsu Shigemura <nork at FreeBSD.org>