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Re: does a successful 'git gc' imply 'git fsck'

From
Sitaram Chamarty <sitaramc@gmail.com>
Date
Dec 3, 2012, 13:14 UTC
Message-ID
<CAMK1S_gNgQORT8XRSMn0OoKRGqosoEB3_Jv84s0fQ9cpsHqMDQ@mail.gmail.com>
In-Reply-To
<7vlidgls09.fsf@alter.siamese.dyndns.org>
On Sun, Dec 2, 2012 at 3:01 PM, Junio C Hamano <gitster@pobox.com> wrote:
Show 14 quoted lines
> Sitaram Chamarty <sitaramc@gmail.com> writes:
>
>> If I could assume that a successful 'git gc' means an fsck is not
>> needed, I'd save a lot of time.  Hence my question.
>
> When it does "repack -a", it at least scans the whole history so you
> would be sure that all the commits and trees are readable for the
> purpose of enumerating the objects referred by them (and a bit flip
> in them will likely be noticed by zlib inflation).
>
> But a "gc" does not necessarily run "repack -a" when it does not see
> too many pack files, so it can end up scanning only the surface of
> the history to collect the recently created loose objects into a
> pack, and stop its traversal without going into existing packfiles.
Thanks; I'd missed this nuance as well...
-- 
Sitaram
Previous: Junio C HamanoNext: Matthieu Moy
Message 5 of 7 in “does a successful 'git gc' imply 'git fsck'”
  1. Sitaram ChamartyDec 2, 2012
  2. Shawn PearceDec 2, 2012
  3. Sitaram ChamartyDec 2, 2012
  4. Junio C HamanoDec 2, 2012
  5. Sitaram ChamartyDec 3, 2012
  6. Matthieu MoyDec 3, 2012
  7. Junio C HamanoDec 3, 2012

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