Re: fsck in -current

From: Scott Long <scottl_at_freebsd.org>
Date: Sun, 16 May 2004 11:13:39 -0600
Dan Nelson wrote:
> In the last episode (May 16), Scott Long said:
> 
>>Actually, bgfsck unconditionally inserts a delay into every 8th i/o
>>operation to try to keep from saturating the disks.  Unfortunately
>>this isn't terribly sophisticated and it results in bgfsck taking an
>>eternity whether the system is idle, loaded, or reniced.
> 
> 
> See http://dan.allantgroup.com/FreeBSD/fsck_ffs.diff for a patch that
> removes the delay if it's at the minimum value, and more fairly
> calculates disk wait time.  This cuts bgfsck time from ~4 hours to 20
> minutes on my 36gb /usr.
> 

Looks like a reasonable fix.  Do you want it reviewed and committed?

Scott
Received on Sun May 16 2004 - 08:13:56 UTC

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