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Re: [PATCH v9 00/19] index-helper/watchman

From
Ramsay Jones <ramsay@ramsayjones.plus.com>
Date
May 10, 2016, 22:09 UTC
Message-ID
<57325BFC.8000101@ramsayjones.plus.com>
In-Reply-To
<xmqq37ppodua.fsf@gitster.mtv.corp.google.com>
On 10/05/16 21:30, Junio C Hamano wrote:
Show 18 quoted lines
> Ramsay Jones <ramsay@ramsayjones.plus.com> writes:
> 
>> On 10/05/16 12:52, Dennis Kaarsemaker wrote:
>>> On ma, 2016-05-09 at 15:22 -0700, Junio C Hamano wrote:
>>>> It passes on one box and fails on another.  They both run the same
>>>> Ubuntu 14.04 derivative, with same ext3 filesystem.  The failing one
>>>> is on a VM.
>>>
>>> Same here, except ext4 instead of ext3. Failing on a virtual machine,
>>> not failing on a physical one.
>>
>> I can confirm the trend:
>>
>>     Linux Mint 17.3, ext4 - bare-metal pass, (Virtual Box) VM fail.
>>
> I do not think there is anything VM specific, though.  If it is
> SIGPIPE, it is very much understandable it is timing dependent, and
> VMness may be a cause of timing differences, nothing more.

Yeah, I had previously noted that this was probably a timing related issue - this was only meant as confirmation that David could probably reproduce the issue if he tested in a VM. ;-)

However, it appears Dennis has found a way to force a failure, even on bare-metal (at least on v8, I think).

> I seem to getting the failure on my physical box today, by the way.
Ah, interesting.

ATB, Ramsay Jones

Previous: Junio C Hamano
Message 39 of 39 in “index-helper/watchman”
  1. 00/19 index-helper/watchmanDavid Turner, May 9, 2016
  2. 01/19 read-cache.c: fix constness of verify_hdr()David Turner, May 9, 2016
  3. 02/19 read-cache: allow to keep mmap'd memory after readingDavid Turner, May 9, 2016
  4. 03/19 index-helper: new daemon for caching index and related stuffDavid Turner, May 9, 2016
  5. SZEDER GáborMay 10, 2016
  6. Duy NguyenMay 10, 2016
  7. SZEDER GáborMay 10, 2016
  8. Duy NguyenMay 10, 2016
  9. David TurnerMay 10, 2016
  10. 04/19 index-helper: add --strictDavid Turner, May 9, 2016
  11. 05/19 index-helper: log warningsDavid Turner, May 9, 2016
  12. 06/19 daemonize(): set a flag before exiting the main processDavid Turner, May 9, 2016
  13. 07/19 index-helper: add --detachDavid Turner, May 9, 2016
  14. 08/19 read-cache: add watchman 'WAMA' extensionDavid Turner, May 9, 2016
  15. 09/19 watchman: support watchman to reduce index refresh costDavid Turner, May 9, 2016
  16. 10/19 index-helper: use watchman to avoid refreshing index with lstat()David Turner, May 9, 2016
  17. 11/19 update-index: enable/disable watchman supportDavid Turner, May 9, 2016
  18. 12/19 unpack-trees: preserve index extensionsDavid Turner, May 9, 2016
  19. 13/19 watchman: add a config option to enable the extensionDavid Turner, May 9, 2016
  20. 14/19 index-helper: kill modeDavid Turner, May 9, 2016
  21. 15/19 index-helper: don't run if already runningDavid Turner, May 9, 2016
  22. 16/19 index-helper: autorun modeDavid Turner, May 9, 2016
  23. 17/19 index-helper: optionally automatically runDavid Turner, May 9, 2016
  24. 18/19 trace: measure where the time is spent in the index-heavy operationsDavid Turner, May 9, 2016
  25. 19/19 untracked-cache: config optionDavid Turner, May 9, 2016
  26. Junio C HamanoMay 9, 2016
  27. David TurnerMay 9, 2016
  28. Junio C HamanoMay 9, 2016
  29. Junio C HamanoMay 9, 2016
  30. David TurnerMay 9, 2016
  31. Ramsay JonesMay 9, 2016
  32. Duy NguyenMay 10, 2016
  33. Duy NguyenMay 10, 2016
  34. Dennis KaarsemakerMay 10, 2016
  35. Dennis KaarsemakerMay 10, 2016
  36. Dennis KaarsemakerMay 10, 2016
  37. Ramsay JonesMay 10, 2016
  38. Junio C HamanoMay 10, 2016
  39. Ramsay JonesMay 10, 2016

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