git/list[1] front-page[2] threads[3] people[4] search[5] about
 

Re: kernel.org and GIT tree rebuilding

From
CMChris Mason <mason@suse.com>
Date
Jun 26, 2005, 21:03 UTC
Message-ID
<200506261703.16862.mason@suse.com>
In-Reply-To
<200506261652.59373.mason@suse.com>
On Sunday 26 June 2005 16:52, Chris Mason wrote:
Show 11 quoted lines
> >
> > 	git-rev-list --object end ^start > object-list
> >
> >  - Pack that list of objects into an "object pack":
> >
> > 	git-pack-objects out < object-list
>
> Without having read the code, the big thing that hurt performance in my
> early packed file work was compressing the whole packed file instead of
> individual sub-objects.  It takes more room to compress each object, but
> when I compressed the whole thing read performance was quite bad.
Sorry, fat fingered the send key...

The hard links were the biggest problem with my packed file patches, I think the dynamic lookup in a separate packed file index is the best way to go.

-chris
Previous: Chris MasonNext: Linus Torvalds
Message 11 of 38 in “kernel.org and GIT tree rebuilding”
  1. David S. MillerJun 25, 2005
  2. Jeff GarzikJun 25, 2005
  3. Linus TorvaldsJun 25, 2005
  4. Jeff GarzikJun 25, 2005
  5. Linus TorvaldsJun 25, 2005
  6. Linus TorvaldsJun 26, 2005
  7. Junio C HamanoJun 26, 2005
  8. Linus TorvaldsJun 26, 2005
  9. Junio C HamanoJun 26, 2005
  10. Chris MasonJun 26, 2005
  11. Chris MasonJun 26, 2005
  12. Linus TorvaldsJun 26, 2005
  13. Linus TorvaldsJun 26, 2005
  14. Nicolas PitreJun 28, 2005
  15. Linus TorvaldsJun 28, 2005
  16. Nicolas PitreJun 28, 2005
  17. Linus TorvaldsJun 28, 2005
  18. Bugfix: initialize pack_base to NULL.Junio C Hamano, Jun 28, 2005
  19. Nicolas PitreJun 29, 2005
  20. Nicolas PitreJun 29, 2005
  21. Linus TorvaldsJun 29, 2005
  22. Linus TorvaldsJun 29, 2005
  23. Last mile for 1.0 againJunio C Hamano, Jun 29, 2005
  24. Add git-verify-pack command.Junio C Hamano, Jun 29, 2005
  25. Linus TorvaldsJun 29, 2005
  26. Daniel BarkalowJul 4, 2005
  27. Junio C HamanoJul 4, 2005
  28. Linus TorvaldsJul 4, 2005
  29. Daniel BarkalowJul 4, 2005
  30. Junio C HamanoJul 4, 2005
  31. Daniel BarkalowJul 5, 2005
  32. Junio C HamanoJul 5, 2005
  33. Marco CostalbaJul 5, 2005
  34. Junio C HamanoJun 25, 2005
  35. Obtain sha1_file_info() for deltified pack entry properly.Junio C Hamano, Jun 28, 2005
  36. Junio C HamanoJun 28, 2005
  37. 2/3 git-cat-file: use sha1_object_info() on '-t'.Junio C Hamano, Jun 28, 2005
  38. 3/3 git-cat-file: '-s' to find out object size.Junio C Hamano, Jun 28, 2005

Read the whole thread, see it on lore, or plain text.

$ cat FOOTERMessages come from the public archive at lore.kernel.org/git, fetched every hour. The front page is chosen and written each morning by an AI editor and can be wrong; the threads themselves are the record. About and API. For agents: an MCP server at https://gitlist.dev/mcp, and any thread, story or person page as Markdown by adding .md to its URL (or sending Accept: text/markdown). Details in /llms.txt.