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Re: cloning the kernel - why long time in "Resolving 313037 deltas"

From
Junio C Hamano <junkio@cox.net>
Date
Dec 19, 2006, 09:10 UTC
Message-ID
<7v1wmwtfmk.fsf@assigned-by-dhcp.cox.net>
In-Reply-To
<Pine.LNX.4.63.0612190930460.19693@wbgn013.biozentrum.uni-wuerzburg.de>
Johannes Schindelin <Johannes.Schindelin@gmx.de> writes:
Show 8 quoted lines
> Hi,
>
> in a very unscientific test, without your patch local cloning of the 
> LilyPond repo takes 1m33s (user), and with your patch (pread() instead of 
> mmap()) it takes 1m13s (user). The real times are somewhat bogus, but 
> still in favour of pread(), but only by 8 seconds instead of 20.
>
> This is on Linux 2.4.32.
Interesting.  Anybody have numbers from 2.6?
Previous: Johannes SchindelinNext: Jeff King
Message 34 of 51 in “Re: [PATCH] fetch-pack: avoid fixing thin packs when unnecessary”
  1. Johannes SchindelinDec 18, 2006
  2. Nicolas PitreDec 18, 2006
  3. Randal L. SchwartzDec 18, 2006
  4. Nicolas PitreDec 18, 2006
  5. Randal L. SchwartzDec 18, 2006
  6. Nicolas PitreDec 18, 2006
  7. Linus TorvaldsDec 18, 2006
  8. Randal L. SchwartzDec 18, 2006
  9. Martin LanghoffDec 18, 2006
  10. Kyle MoffettDec 22, 2006
  11. Shawn PearceDec 22, 2006
  12. Marco RoelandDec 22, 2006
  13. Andreas EricssonJan 3, 2007
  14. Linus TorvaldsDec 18, 2006
  15. Nicolas PitreDec 19, 2006
  16. Theodore TsoDec 19, 2006
  17. Shawn PearceDec 19, 2006
  18. Linus TorvaldsDec 19, 2006
  19. Shawn PearceDec 19, 2006
  20. Marco RoelandDec 19, 2006
  21. Shawn PearceDec 19, 2006
  22. Shawn PearceDec 19, 2006
  23. Marco RoelandDec 19, 2006
  24. Shawn PearceDec 19, 2006
  25. Marco RoelandDec 19, 2006
  26. Alex RiesenDec 19, 2006
  27. Juergen RuehleDec 21, 2006
  28. Theodore TsoDec 19, 2006
  29. Linus TorvaldsDec 19, 2006
  30. Shawn PearceDec 20, 2006
  31. Shawn PearceDec 20, 2006
  32. Linus TorvaldsDec 19, 2006
  33. Johannes SchindelinDec 19, 2006
  34. Junio C HamanoDec 19, 2006
  35. Jeff KingDec 19, 2006
  36. Andy WhitcroftDec 19, 2006
  37. index-pack usage of mmap() is unacceptably slower on many OSes other than LinuxNicolas Pitre, Dec 19, 2006
  38. Junio C HamanoDec 19, 2006
  39. Nicolas PitreDec 19, 2006
  40. Linus TorvaldsDec 19, 2006
  41. Randal L. SchwartzDec 19, 2006
  42. Randal L. SchwartzDec 19, 2006
  43. Jeff GarzikDec 19, 2006
  44. Junio C HamanoDec 20, 2006
  45. Linus TorvaldsDec 20, 2006
  46. Jeff GarzikDec 20, 2006
  47. Junio C HamanoDec 20, 2006
  48. Junio C HamanoDec 20, 2006
  49. Linus TorvaldsDec 20, 2006
  50. Junio C HamanoDec 20, 2006
  51. Nikolai WeibullDec 20, 2006

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