Mercurial > hg4j
diff design.txt @ 198:33a7d76f067b
Performance optimization: reduce memory to keep revlog cached info
| author | Artem Tikhomirov <tikhomirov.artem@gmail.com> |
|---|---|
| date | Wed, 20 Apr 2011 05:40:14 +0200 |
| parents | 3a7696fb457c |
| children | 114c9fe7b643 |
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--- a/design.txt Tue Apr 19 03:49:29 2011 +0200 +++ b/design.txt Wed Apr 20 05:40:14 2011 +0200 @@ -99,6 +99,10 @@ after further changes in HgStatusCollector (to read ahead 5 elements, 50 max cache, fixed bug with -1) - hg4j dumps 5000 in 93 seconds, memory consumption about 50-56 Mb +IndexEntry(int offset, int baseRevision) got replaced with int[] arrays (offsets - optional) +for 69338 revisions from cpython repo 1109408 bytes reduced to 277368 bytes with the new int[] version. +I.e. total for changelog+manifest is 1,5 Mb+ gain + <<<<< Tests: