git status performance results after some commands

---  git count-objects -v  ---
count: 5095
size: 37084
in-pack: 755364
packs: 21
size-pack: 2398468
prune-packable: 0
garbage: 0
= whole repo =
3
# On branch master
nothing to commit (working directory clean)

real	1m10.197s
user	0m6.768s
sys	0m2.352s
3
# On branch master
nothing to commit (working directory clean)

real	0m18.564s
user	0m0.244s
sys	0m0.540s
3
# On branch master
nothing to commit (working directory clean)

real	0m21.558s
user	0m0.200s
sys	0m0.656s
= subdir =
3
# On branch master
nothing to commit (working directory clean)

real	0m10.168s
user	0m0.180s
sys	0m0.116s
3
# On branch master
nothing to commit (working directory clean)

real	0m9.731s
user	0m0.180s
sys	0m0.116s
3
# On branch master
nothing to commit (working directory clean)

real	0m9.731s
user	0m0.172s
sys	0m0.136s
---  git pack-refs --all --prune  ---
= whole repo =
3
# On branch master
nothing to commit (working directory clean)

real	1m6.384s
user	0m6.684s
sys	0m2.040s
3
# On branch master
nothing to commit (working directory clean)

real	0m16.074s
user	0m0.208s
sys	0m0.556s
3
# On branch master
nothing to commit (working directory clean)

real	0m17.589s
user	0m0.252s
sys	0m0.612s
= subdir =
3
# On branch master
nothing to commit (working directory clean)

real	0m10.745s
user	0m0.168s
sys	0m0.136s
3
# On branch master
nothing to commit (working directory clean)

real	0m10.910s
user	0m0.156s
sys	0m0.152s
3
# On branch master
nothing to commit (working directory clean)

real	0m9.264s
user	0m0.172s
sys	0m0.128s
---  git reflog expire --all  ---
= whole repo =
3
# On branch master
nothing to commit (working directory clean)

real	1m18.279s
user	0m7.256s
sys	0m2.804s
3
# On branch master
nothing to commit (working directory clean)

real	0m20.228s
user	0m0.248s
sys	0m0.552s
3
# On branch master
nothing to commit (working directory clean)

real	0m25.133s
user	0m0.224s
sys	0m0.656s
= subdir =
3
# On branch master
nothing to commit (working directory clean)

real	0m9.906s
user	0m0.192s
sys	0m0.140s
3
# On branch master
nothing to commit (working directory clean)

real	0m9.398s
user	0m0.184s
sys	0m0.136s
3
# On branch master
nothing to commit (working directory clean)

real	0m12.570s
user	0m0.176s
sys	0m0.152s
---  git repack -d -l  ---
Counting objects: 1
Counting objects: 907
Counting objects: 1114
Counting objects: 1403
Counting objects: 1774
Counting objects: 1923
Counting objects: 2137
Counting objects: 2362
Counting objects: 2600
Counting objects: 2711
Counting objects: 2799
Counting objects: 2928
Counting objects: 3036
Counting objects: 3217
Counting objects: 3334
Counting objects: 3514
Counting objects: 3683
Counting objects: 3857
Counting objects: 4038
Counting objects: 4217
Counting objects: 4383
Counting objects: 4529
Counting objects: 4727
Counting objects: 4956
Counting objects: 5066, done.
Compressing objects:   0% (1/4792)
Compressing objects:   1% (48/4792)
Compressing objects:   2% (96/4792)
Compressing objects:   3% (144/4792)
Compressing objects:   4% (192/4792)
Compressing objects:   5% (240/4792)
Compressing objects:   6% (288/4792)
Compressing objects:   7% (336/4792)
Compressing objects:   8% (384/4792)
Compressing objects:   9% (432/4792)
Compressing objects:  10% (480/4792)
Compressing objects:  11% (528/4792)
Compressing objects:  12% (576/4792)
Compressing objects:  13% (623/4792)
Compressing objects:  14% (671/4792)
Compressing objects:  15% (719/4792)
Compressing objects:  16% (767/4792)
Compressing objects:  17% (815/4792)
Compressing objects:  18% (863/4792)
Compressing objects:  19% (911/4792)
Compressing objects:  19% (940/4792)
Compressing objects:  20% (959/4792)
Compressing objects:  21% (1007/4792)
Compressing objects:  22% (1055/4792)
Compressing objects:  23% (1103/4792)
Compressing objects:  24% (1151/4792)
Compressing objects:  25% (1198/4792)
Compressing objects:  26% (1246/4792)
Compressing objects:  27% (1294/4792)
Compressing objects:  28% (1342/4792)
Compressing objects:  29% (1390/4792)
Compressing objects:  30% (1438/4792)
Compressing objects:  31% (1486/4792)
Compressing objects:  32% (1534/4792)
Compressing objects:  33% (1582/4792)
Compressing objects:  34% (1630/4792)
Compressing objects:  35% (1678/4792)
Compressing objects:  36% (1726/4792)
Compressing objects:  37% (1774/4792)
Compressing objects:  38% (1821/4792)
Compressing objects:  39% (1869/4792)
Compressing objects:  40% (1917/4792)
Compressing objects:  41% (1965/4792)
Compressing objects:  42% (2013/4792)
Compressing objects:  43% (2061/4792)
Compressing objects:  44% (2109/4792)
Compressing objects:  45% (2157/4792)
Compressing objects:  46% (2205/4792)
Compressing objects:  47% (2253/4792)
Compressing objects:  48% (2301/4792)
Compressing objects:  49% (2349/4792)
Compressing objects:  50% (2396/4792)
Compressing objects:  51% (2444/4792)
Compressing objects:  51% (2472/4792)
Compressing objects:  52% (2492/4792)
Compressing objects:  53% (2540/4792)
Compressing objects:  54% (2588/4792)
Compressing objects:  55% (2636/4792)
Compressing objects:  56% (2684/4792)
Compressing objects:  57% (2732/4792)
Compressing objects:  58% (2780/4792)
Compressing objects:  59% (2828/4792)
Compressing objects:  60% (2876/4792)
Compressing objects:  61% (2924/4792)
Compressing objects:  62% (2972/4792)
Compressing objects:  63% (3019/4792)
Compressing objects:  64% (3067/4792)
Compressing objects:  65% (3115/4792)
Compressing objects:  66% (3163/4792)
Compressing objects:  67% (3211/4792)
Compressing objects:  68% (3259/4792)
Compressing objects:  69% (3307/4792)
Compressing objects:  70% (3355/4792)
Compressing objects:  71% (3403/4792)
Compressing objects:  72% (3451/4792)
Compressing objects:  73% (3499/4792)
Compressing objects:  74% (3547/4792)
Compressing objects:  75% (3594/4792)
Compressing objects:  76% (3642/4792)
Compressing objects:  77% (3690/4792)
Compressing objects:  78% (3738/4792)
Compressing objects:  79% (3786/4792)
Compressing objects:  80% (3834/4792)
Compressing objects:  81% (3882/4792)
Compressing objects:  82% (3930/4792)
Compressing objects:  83% (3978/4792)
Compressing objects:  84% (4026/4792)
Compressing objects:  85% (4074/4792)
Compressing objects:  86% (4122/4792)
Compressing objects:  87% (4170/4792)
Compressing objects:  88% (4217/4792)
Compressing objects:  89% (4265/4792)
Compressing objects:  90% (4313/4792)
Compressing objects:  91% (4361/4792)
Compressing objects:  92% (4409/4792)
Compressing objects:  93% (4457/4792)
Compressing objects:  94% (4505/4792)
Compressing objects:  95% (4553/4792)
Compressing objects:  96% (4601/4792)
Compressing objects:  97% (4649/4792)
Compressing objects:  98% (4697/4792)
Compressing objects:  99% (4745/4792)
Compressing objects: 100% (4792/4792)
Compressing objects: 100% (4792/4792), done.
Writing objects:   0% (1/5066)
Writing objects:   1% (51/5066)
Writing objects:   2% (102/5066)
Writing objects:   3% (152/5066)
Writing objects:   4% (203/5066)
Writing objects:   5% (254/5066)
Writing objects:   6% (304/5066)
Writing objects:   7% (355/5066)
Writing objects:   8% (407/5066)
Writing objects:   9% (456/5066)
Writing objects:  10% (507/5066)
Writing objects:  11% (558/5066)
Writing objects:  12% (608/5066)
Writing objects:  13% (659/5066)
Writing objects:  14% (710/5066)
Writing objects:  15% (760/5066)
Writing objects:  16% (812/5066)
Writing objects:  17% (862/5066)
Writing objects:  18% (913/5066)
Writing objects:  19% (963/5066)
Writing objects:  20% (1014/5066)
Writing objects:  21% (1064/5066)
Writing objects:  22% (1115/5066)
Writing objects:  23% (1166/5066)
Writing objects:  24% (1216/5066)
Writing objects:  25% (1267/5066)
Writing objects:  26% (1321/5066)
Writing objects:  27% (1368/5066)
Writing objects:  28% (1419/5066)
Writing objects:  29% (1470/5066)
Writing objects:  30% (1520/5066)
Writing objects:  31% (1571/5066)
Writing objects:  32% (1622/5066)
Writing objects:  33% (1672/5066)
Writing objects:  34% (1723/5066)
Writing objects:  35% (1774/5066)
Writing objects:  36% (1824/5066)
Writing objects:  37% (1875/5066)
Writing objects:  38% (1926/5066)
Writing objects:  39% (1976/5066)
Writing objects:  40% (2027/5066)
Writing objects:  41% (2078/5066)
Writing objects:  42% (2128/5066)
Writing objects:  43% (2179/5066)
Writing objects:  44% (2230/5066)
Writing objects:  44% (2231/5066)
Writing objects:  45% (2280/5066)
Writing objects:  46% (2331/5066)
Writing objects:  47% (2382/5066)
Writing objects:  48% (2432/5066)
Writing objects:  49% (2483/5066)
Writing objects:  50% (2533/5066)
Writing objects:  51% (2584/5066)
Writing objects:  52% (2635/5066)
Writing objects:  53% (2685/5066)
Writing objects:  54% (2736/5066)
Writing objects:  55% (2787/5066)
Writing objects:  56% (2837/5066)
Writing objects:  57% (2888/5066)
Writing objects:  58% (2939/5066)
Writing objects:  59% (2989/5066)
Writing objects:  60% (3040/5066)
Writing objects:  61% (3091/5066)
Writing objects:  62% (3141/5066)
Writing objects:  63% (3192/5066)
Writing objects:  64% (3243/5066)
Writing objects:  65% (3293/5066)
Writing objects:  66% (3344/5066)
Writing objects:  67% (3395/5066)
Writing objects:  68% (3445/5066)
Writing objects:  69% (3496/5066)
Writing objects:  70% (3547/5066)
Writing objects:  71% (3597/5066)
Writing objects:  72% (3648/5066)
Writing objects:  73% (3699/5066)
Writing objects:  74% (3749/5066)
Writing objects:  75% (3800/5066)
Writing objects:  76% (3851/5066)
Writing objects:  77% (3901/5066)
Writing objects:  78% (3952/5066)
Writing objects:  79% (4003/5066)
Writing objects:  80% (4053/5066)
Writing objects:  81% (4104/5066)
Writing objects:  82% (4155/5066)
Writing objects:  83% (4205/5066)
Writing objects:  84% (4256/5066)
Writing objects:  85% (4307/5066)
Writing objects:  86% (4357/5066)
Writing objects:  87% (4408/5066)
Writing objects:  88% (4459/5066)
Writing objects:  89% (4509/5066)
Writing objects:  90% (4560/5066)
Writing objects:  91% (4611/5066)
Writing objects:  92% (4661/5066)
Writing objects:  93% (4712/5066)
Writing objects:  94% (4763/5066)
Writing objects:  95% (4813/5066)
Writing objects:  96% (4864/5066)
Writing objects:  97% (4915/5066)
Writing objects:  98% (4965/5066)
Writing objects:  99% (5016/5066)
Writing objects: 100% (5066/5066)
Writing objects: 100% (5066/5066), done.
Total 5066 (delta 3398), reused 0 (delta 0)
= whole repo =
3
# On branch master
nothing to commit (working directory clean)

real	1m7.453s
user	0m6.936s
sys	0m2.796s
3
# On branch master
nothing to commit (working directory clean)

real	0m13.794s
user	0m0.220s
sys	0m0.496s
3
# On branch master
nothing to commit (working directory clean)

real	0m13.035s
user	0m0.232s
sys	0m0.596s
= subdir =
3
# On branch master
nothing to commit (working directory clean)

real	0m4.969s
user	0m0.184s
sys	0m0.072s
3
# On branch master
nothing to commit (working directory clean)

real	0m4.419s
user	0m0.152s
sys	0m0.092s
3
# On branch master
nothing to commit (working directory clean)

real	0m4.677s
user	0m0.176s
sys	0m0.072s
---  git prune --expire now  ---
Checking connectivity: 2048
Checking connectivity: 11264
Checking connectivity: 16384
Checking connectivity: 20480
Checking connectivity: 25600
Checking connectivity: 28672
Checking connectivity: 29696
Checking connectivity: 30720
Checking connectivity: 31744
Checking connectivity: 32768
Checking connectivity: 33792
Checking connectivity: 53248
Checking connectivity: 68608
Checking connectivity: 125952
Checking connectivity: 235520
Checking connectivity: 343040
Checking connectivity: 423936
Checking connectivity: 494592
Checking connectivity: 563200
Checking connectivity: 760430, done.
= whole repo =
3
# On branch master
nothing to commit (working directory clean)

real	1m15.582s
user	0m7.132s
sys	0m2.760s
3
# On branch master
nothing to commit (working directory clean)

real	0m16.874s
user	0m0.240s
sys	0m0.540s
3
# On branch master
nothing to commit (working directory clean)

real	0m18.762s
user	0m0.260s
sys	0m0.624s
= subdir =
3
# On branch master
nothing to commit (working directory clean)

real	0m15.957s
user	0m0.192s
sys	0m0.140s
3
# On branch master
nothing to commit (working directory clean)

real	0m9.334s
user	0m0.184s
sys	0m0.128s
3
# On branch master
nothing to commit (working directory clean)

real	0m9.293s
user	0m0.220s
sys	0m0.104s
---  git rerere gc  ---
= whole repo =
3
# On branch master
nothing to commit (working directory clean)

real	1m7.725s
user	0m6.396s
sys	0m2.048s
3
# On branch master
nothing to commit (working directory clean)

real	0m20.479s
user	0m0.184s
sys	0m0.588s
3
# On branch master
nothing to commit (working directory clean)

real	0m19.712s
user	0m0.232s
sys	0m0.644s
= subdir =
3
# On branch master
nothing to commit (working directory clean)

real	0m13.939s
user	0m0.172s
sys	0m0.140s
3
# On branch master
nothing to commit (working directory clean)

real	0m9.331s
user	0m0.184s
sys	0m0.120s
3
# On branch master
nothing to commit (working directory clean)

real	0m9.056s
user	0m0.184s
sys	0m0.124s
$ git --version
git version 1.7.9.rc0.10.gbeecc