Mercurial > hg
view tests/test-revlog-mmapindex.t @ 35567:07769a04bc66
filelog: add the ability to report the user facing name
This will be used by lfs, but is probably generally useful. There are various
bits of code that reverse engineer this from the index or data file names, but
it seems better to just store it. Especially if there's experimenting with
backing storage other than revlog.
author | Matt Harbison <matt_harbison@yahoo.com> |
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date | Sun, 07 Jan 2018 15:01:59 -0500 |
parents | 6ebe899b6551 |
children | 42d2b31cee0b |
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create verbosemmap.py $ cat << EOF > verbosemmap.py > # extension to make util.mmapread verbose > > from __future__ import absolute_import > > from mercurial import ( > extensions, > pycompat, > util, > ) > > def extsetup(ui): > def mmapread(orig, fp): > ui.write(b"mmapping %s\n" % pycompat.bytestr(fp.name)) > ui.flush() > return orig(fp) > > extensions.wrapfunction(util, 'mmapread', mmapread) > EOF setting up base repo $ hg init a $ cd a $ touch a $ hg add a $ hg commit -qm base $ for i in `$TESTDIR/seq.py 1 100` ; do > echo $i > a > hg commit -qm $i > done set up verbosemmap extension $ cat << EOF >> $HGRCPATH > [extensions] > verbosemmap=$TESTTMP/verbosemmap.py > EOF mmap index which is now more than 4k long $ hg log -l 5 -T '{rev}\n' --config experimental.mmapindexthreshold=4k mmapping $TESTTMP/a/.hg/store/00changelog.i 100 99 98 97 96 do not mmap index which is still less than 32k $ hg log -l 5 -T '{rev}\n' --config experimental.mmapindexthreshold=32k 100 99 98 97 96 $ cd ..