On Tue, Jul 24, 2012 at 2:08 AM, Thomas Gummerer <t.gummerer@xxxxxxxxx> wrote: > - We added a POC, for partial loading in git grep. This is still a > pretty hacky implementation, but it demonstrates pretty well > how much can be gained. Here are the timings Thomas posted on > IRC yesterday. The improvements of ls-files are not drastic > compared to index-v4, but git greps in subdirs benefit a lot > from partial loading. > > Test this tree > ----------------------------------------------------------- > 0002.2: v[23]: ls-files 0.13(0.11+0.02) > 0002.3: v[23]: grep nonexistent -- subdir 0.12(0.10+0.02) > 0002.5: v4: ls-files 0.11(0.09+0.01) > 0002.6: v4: grep nonexistent -- subdir 0.10(0.08+0.02) > 0002.8: v5: ls-files 0.10(0.07+0.02) > 0002.9: v5: grep nonexistent -- subdir 0.01(0.00+0.00) > Is ls-files improvement not drastic because you do not limit subdir like grep? I see Thomas Rast put similar partial loading hack to ls-files.c so I assume it can partial load too. Is partial loading still fast with when a lot of unmerged entries are present? -- Duy -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html