Mercurial > hg > mercurial-crew-with-dirclash
view tests/test-record @ 5451:0a43875677b1
revlog: break up compression of large deltas
Python's zlib apparently makes an internal copy of strings passed to
compress(). To avoid this, compress strings 1M at a time, then join
them at the end if the result would be smaller than the original.
For initial commits of large but compressible files, this cuts peak
memory usage nearly in half.
author | Matt Mackall <mpm@selenic.com> |
---|---|
date | Thu, 11 Oct 2007 00:46:54 -0500 |
parents | 67afecb8d6cc |
children |
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#!/bin/sh echo "[ui]" >> $HGRCPATH echo "interactive=true" >> $HGRCPATH echo "[extensions]" >> $HGRCPATH echo "record=" >> $HGRCPATH echo % help hg help record hg init a cd a echo % select no files touch empty-rw hg add empty-rw hg record empty-rw<<EOF n EOF echo; hg tip -p echo % select files but no hunks hg record empty-rw<<EOF y n EOF echo; hg tip -p echo % record empty file hg record -d '0 0' -m empty empty-rw<<EOF y y EOF echo; hg tip -p echo % rename empty file hg mv empty-rw empty-rename hg record -d '1 0' -m rename<<EOF y EOF echo; hg tip -p echo % copy empty file hg cp empty-rename empty-copy hg record -d '2 0' -m copy<<EOF y EOF echo; hg tip -p echo % delete empty file hg rm empty-copy hg record -d '3 0' -m delete<<EOF y EOF echo; hg tip -p echo % add binary file hg bundle --base -2 tip.bundle hg add tip.bundle hg record -d '4 0' -m binary<<EOF y EOF echo; hg tip -p echo % change binary file hg bundle --base -2 tip.bundle hg record -d '5 0' -m binary-change<<EOF y EOF echo; hg tip -p echo % rename and change binary file hg mv tip.bundle top.bundle hg bundle --base -2 top.bundle hg record -d '6 0' -m binary-change-rename<<EOF y EOF echo; hg tip -p echo % add plain file for i in 1 2 3 4 5 6 7 8 9 10; do echo $i >> plain done hg add plain hg record -d '7 0' -m plain plain<<EOF y y EOF echo; hg tip -p echo % modify end of plain file echo 11 >> plain hg record -d '8 0' -m end plain <<EOF y y EOF echo % modify end of plain file, no EOL hg tip --template '{node}' >> plain hg record -d '9 0' -m noeol plain <<EOF y y EOF echo % modify end of plain file, add EOL echo >> plain hg record -d '10 0' -m eol plain <<EOF y y y EOF echo % modify beginning, trim end, record both rm plain for i in 2 2 3 4 5 6 7 8 9 10; do echo $i >> plain done hg record -d '10 0' -m begin-and-end plain <<EOF y y y EOF echo; hg tip -p echo % trim beginning, modify end rm plain for i in 4 5 6 7 8 9 10.new; do echo $i >> plain done echo % record end hg record -d '11 0' -m end-only plain <<EOF y n y EOF echo; hg tip -p echo % record beginning hg record -d '12 0' -m begin-only plain <<EOF y y EOF echo; hg tip -p echo % add to beginning, trim from end rm plain for i in 1 2 3 4 5 6 7 8 9; do echo $i >> plain done echo % record end hg record --traceback -d '13 0' -m end-again plain<<EOF y n y EOF echo % add to beginning, middle, end rm plain for i in 1 2 3 4 5 5.new 5.reallynew 6 7 8 9 10 11; do echo $i >> plain done echo % record beginning, middle hg record -d '14 0' -m middle-only plain <<EOF y y y n EOF echo; hg tip -p echo % record end hg record -d '15 0' -m end-only plain <<EOF y y EOF echo; hg tip -p mkdir subdir cd subdir echo a > a hg ci -d '16 0' -Amsubdir echo a >> a hg record -d '16 0' -m subdir-change a <<EOF y y EOF echo; hg tip -p echo a > f1 echo b > f2 hg add f1 f2 hg ci -mz -d '17 0' echo a >> f1 echo b >> f2 echo % help, quit hg record <<EOF ? q EOF echo % skip hg record <<EOF s EOF echo % no hg record <<EOF n EOF echo % f, quit hg record <<EOF f q EOF echo % s, all hg record -d '18 0' -mx <<EOF s a EOF echo; hg tip -p echo % f hg record -d '19 0' -my <<EOF f EOF echo; hg tip -p