Re: RFC: porting NetBSD fsdb enhancements to FreeBSD
From: Robert Watson (rwatson_at_FreeBSD.org)
Date: 10/28/05
- Previous message: Peter Jeremy: "Re: Very slow writing to SATA disk"
- In reply to: Matt Emmerton: "RFC: porting NetBSD fsdb enhancements to FreeBSD"
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Date: Fri, 28 Oct 2005 10:50:43 +0100 (BST) To: Matt Emmerton <matt@gsicomp.on.ca>
On Fri, 28 Oct 2005, Matt Emmerton wrote:
> Recently I've had to do some low-level surgery on some disks that have
> gone bad in order to recover some of the data. This has required me to
> zero out blocks on disk, patch up the affected files, and pull the data
> off the disks.
>
> I was toying around the with fsdb tool, but couldn't figure out a way to
> map blocks to inodes (although the 'blocks' command does the mapping in
> the other direction quite nicely.)
>
> Poking around I found that someone has added this functionality (via a
> "findblk" command) to NetBSD's fsdb (back in 2003!), which I have
> grafted onto a 4.x box here with relative ease.
>
> NetBSD Mailing List Posting:
> http://groups.google.com/group/mailing.netbsd.tech.userlevel/browse_thread/thread/18acceb04cf5aadb/2a891d67edf9279%232a891d67edf9279?sa=X&oi=groupsr&start=0&num=3)
> NetBSD CVS:
> http://cvsweb.netbsd.org/bsdweb.cgi/src/sbin/fsdb/fsdb.c.diff?r1=1.24&r2=1.25&f=h
>
> Is this something that folks would like to see on FreeBSD? I've got
> RELENG_5_4 and RELENG_6_0 boxes here in my office so I can whip up the
> patches and do some testing in short order.
I'm sure if you submit a patch in a PR, we can find someone willing to get
it committed.
Robert N M Watson
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- Previous message: Peter Jeremy: "Re: Very slow writing to SATA disk"
- In reply to: Matt Emmerton: "RFC: porting NetBSD fsdb enhancements to FreeBSD"
- Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
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