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Re: [BUG] t9801 and t9803 broken on next

From
Junio C Hamano <gitster@pobox.com>
Date
May 13, 2016, 16:37 UTC
Message-ID
<xmqqpospap8g.fsf@gitster.mtv.corp.google.com>
In-Reply-To
<20160513103621.GA12329@dcvr.yhbt.net>
Eric Wong <e@80x24.org> writes:
Show 10 quoted lines
> Lars Schneider <larsxschneider@gmail.com> wrote:
>> Hi,
>> 
>> t9801 and t9803 seem to be broken on next. A quick bisect indicates that d9545c7 
>> "fast-import: implement unpack limit" might be the reason. (@gmane/292562).
>> 
>> Did anyone look into that already?
>
> Just took a look (no p4, so couldn't run tests) and I guess it's
> because the default changed and it doesn't generate tiny packs.

I looked at t9801 but I couldn't spot where it cares if the objects are in a (tiny) pack or stored as individual loose objects. All the counting I saw was about rev-list/log output and they shouldn't care.

Are you saying that "git p4" itself breaks unless fast-import always writes a new (tiny) packfile? That sounds quite broken, and setting unpacklimit to 0 does not sound like a sensible "fix". Of course, if the test script is somehow looking at the number of packs or loose objects and declaring a failure, even when the resulting history in p4 and git are correct, then that is a different issue, and forcing to explode a tiny pack is a reasonable workaround. I couldn't quite tell which the case is.

Puzzled.  Please help.
Show 5 quoted lines
> The easiest change is probably to call:
>
> 	git config fastimport.unpackLimit 0
>
> during setup like t9300 now does.
Previous: Eric WongNext: Lars Schneider
Message 3 of 19 in “[BUG] t9801 and t9803 broken on next”
  1. Lars SchneiderMay 13, 2016
  2. Eric WongMay 13, 2016
  3. Junio C HamanoMay 13, 2016
  4. Lars SchneiderMay 14, 2016
  5. Junio C HamanoMay 14, 2016
  6. Lars SchneiderMay 17, 2016
  7. Eric WongMay 17, 2016
  8. Jeff KingMay 17, 2016
  9. Lars SchneiderMay 19, 2016
  10. Junio C HamanoMay 19, 2016
  11. Lars SchneiderMay 19, 2016
  12. Eric WongMay 25, 2016
  13. [RFC] fast-import: invalidate pack_id references after looseningEric Wong, May 25, 2016
  14. Jeff KingMay 25, 2016
  15. Eric WongMay 26, 2016
  16. Jeff KingMay 26, 2016
  17. Eric WongMay 28, 2016
  18. Jeff KingMay 25, 2016
  19. Luke DiamandMay 17, 2016

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