Newer
Older
$ hg verify -q
Check we can select negatively
$ hg debugupgrade --optimize re-delta-parent --run --no-manifest --no-backup --debug --traceback
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, sparserevlog, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, sparserevlog, store (rust !)
optimisations: re-delta-parent
re-delta-parent
deltas within internal storage will choose a new base revision if needed
processed revlogs:
- all-filelogs
- changelog
beginning upgrade...
repository locked and read-only
creating temporary repository to stage upgraded data: $TESTTMP/upgradegd/.hg/upgrade.* (glob)
(it is safe to interrupt this process any time before data migration completes)
migrating 9 total revisions (3 in filelogs, 3 in manifests, 3 in changelog)
migrating 519 KB in store; 1.05 MB tracked data
migrating 3 filelogs containing 3 revisions (518 KB in store; 1.05 MB tracked data)
cloning 1 revisions from data/FooBarDirectory.d/f1.i
cloning 1 revisions from data/f0.i
cloning 1 revisions from data/f2.i
finished migrating 3 filelog revisions across 3 filelogs; change in size: 0 bytes
migrating 1 manifests containing 3 revisions (367 bytes in store; 238 bytes tracked data)
blindly copying 00manifest.i containing 3 revisions
finished migrating 3 manifest revisions across 1 manifests; change in size: 0 bytes
migrating changelog containing 3 revisions (394 bytes in store; 199 bytes tracked data)
cloning 3 revisions from 00changelog.i
finished migrating 3 changelog revisions; change in size: 0 bytes
finished migrating 9 total revisions; total change in store size: 0 bytes
copying phaseroots
data fully upgraded in a temporary repository
marking source repository as being upgraded; clients will be unable to read from repository
starting in-place swap of repository data
replacing store...
store replacement complete; repository was inconsistent for *s (glob)
finalizing requirements file and making repository readable again
removing temporary repository $TESTTMP/upgradegd/.hg/upgrade.* (glob)
$ hg verify -q
Check that we can select changelog only
$ hg debugupgrade --optimize re-delta-parent --run --changelog --no-backup --debug --traceback
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, sparserevlog, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, sparserevlog, store (rust !)
optimisations: re-delta-parent
re-delta-parent
deltas within internal storage will choose a new base revision if needed
processed revlogs:
- changelog
beginning upgrade...
repository locked and read-only
creating temporary repository to stage upgraded data: $TESTTMP/upgradegd/.hg/upgrade.* (glob)
(it is safe to interrupt this process any time before data migration completes)
migrating 9 total revisions (3 in filelogs, 3 in manifests, 3 in changelog)
migrating 519 KB in store; 1.05 MB tracked data
migrating 3 filelogs containing 3 revisions (518 KB in store; 1.05 MB tracked data)
blindly copying data/FooBarDirectory.d/f1.i containing 1 revisions
blindly copying data/f0.i containing 1 revisions
blindly copying data/f2.i containing 1 revisions
finished migrating 3 filelog revisions across 3 filelogs; change in size: 0 bytes
migrating 1 manifests containing 3 revisions (367 bytes in store; 238 bytes tracked data)
blindly copying 00manifest.i containing 3 revisions
finished migrating 3 manifest revisions across 1 manifests; change in size: 0 bytes
migrating changelog containing 3 revisions (394 bytes in store; 199 bytes tracked data)
cloning 3 revisions from 00changelog.i
finished migrating 3 changelog revisions; change in size: 0 bytes
finished migrating 9 total revisions; total change in store size: 0 bytes
copying phaseroots
data fully upgraded in a temporary repository
marking source repository as being upgraded; clients will be unable to read from repository
starting in-place swap of repository data
replacing store...
store replacement complete; repository was inconsistent for *s (glob)
finalizing requirements file and making repository readable again
removing temporary repository $TESTTMP/upgradegd/.hg/upgrade.* (glob)
$ hg verify -q
Check that we can select filelog only
$ hg debugupgrade --optimize re-delta-parent --run --no-changelog --no-manifest --no-backup --debug --traceback
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, sparserevlog, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, sparserevlog, store (rust !)
optimisations: re-delta-parent
re-delta-parent
deltas within internal storage will choose a new base revision if needed
processed revlogs:
- all-filelogs
beginning upgrade...
repository locked and read-only
creating temporary repository to stage upgraded data: $TESTTMP/upgradegd/.hg/upgrade.* (glob)
(it is safe to interrupt this process any time before data migration completes)
migrating 9 total revisions (3 in filelogs, 3 in manifests, 3 in changelog)
migrating 519 KB in store; 1.05 MB tracked data
migrating 3 filelogs containing 3 revisions (518 KB in store; 1.05 MB tracked data)
cloning 1 revisions from data/FooBarDirectory.d/f1.i
cloning 1 revisions from data/f0.i
cloning 1 revisions from data/f2.i
finished migrating 3 filelog revisions across 3 filelogs; change in size: 0 bytes
migrating 1 manifests containing 3 revisions (367 bytes in store; 238 bytes tracked data)
blindly copying 00manifest.i containing 3 revisions
finished migrating 3 manifest revisions across 1 manifests; change in size: 0 bytes
migrating changelog containing 3 revisions (394 bytes in store; 199 bytes tracked data)
blindly copying 00changelog.i containing 3 revisions
finished migrating 3 changelog revisions; change in size: 0 bytes
finished migrating 9 total revisions; total change in store size: 0 bytes
copying phaseroots
data fully upgraded in a temporary repository
marking source repository as being upgraded; clients will be unable to read from repository
starting in-place swap of repository data
replacing store...
store replacement complete; repository was inconsistent for *s (glob)
finalizing requirements file and making repository readable again
removing temporary repository $TESTTMP/upgradegd/.hg/upgrade.* (glob)
$ hg verify -q
Check you can't skip revlog clone during important format downgrade
$ echo "[format]" > .hg/hgrc
$ echo "sparse-revlog=no" >> .hg/hgrc
$ hg debugupgrade --optimize re-delta-parent --no-manifest --no-backup --quiet
warning: ignoring --no-manifest, as upgrade is changing: sparserevlog
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, store (rust !)
removed: sparserevlog
optimisations: re-delta-parent
processed revlogs:
- all-filelogs
- changelog
- manifest
$ hg debugupgrade --optimize re-delta-parent --run --manifest --no-backup --debug --traceback
note: selecting all-filelogs for processing to change: sparserevlog
note: selecting changelog for processing to change: sparserevlog
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, store (rust !)
removed: sparserevlog
optimisations: re-delta-parent
re-delta-parent
deltas within internal storage will choose a new base revision if needed
processed revlogs:
- all-filelogs
- changelog
- manifest
beginning upgrade...
repository locked and read-only
creating temporary repository to stage upgraded data: $TESTTMP/upgradegd/.hg/upgrade.* (glob)
(it is safe to interrupt this process any time before data migration completes)
migrating 9 total revisions (3 in filelogs, 3 in manifests, 3 in changelog)
migrating 519 KB in store; 1.05 MB tracked data
migrating 3 filelogs containing 3 revisions (518 KB in store; 1.05 MB tracked data)
cloning 1 revisions from data/FooBarDirectory.d/f1.i
cloning 1 revisions from data/f0.i
cloning 1 revisions from data/f2.i
finished migrating 3 filelog revisions across 3 filelogs; change in size: 0 bytes
migrating 1 manifests containing 3 revisions (367 bytes in store; 238 bytes tracked data)
cloning 3 revisions from 00manifest.i
finished migrating 3 manifest revisions across 1 manifests; change in size: 0 bytes
migrating changelog containing 3 revisions (394 bytes in store; 199 bytes tracked data)
cloning 3 revisions from 00changelog.i
finished migrating 3 changelog revisions; change in size: 0 bytes
finished migrating 9 total revisions; total change in store size: 0 bytes
copying phaseroots
data fully upgraded in a temporary repository
marking source repository as being upgraded; clients will be unable to read from repository
starting in-place swap of repository data
replacing store...
store replacement complete; repository was inconsistent for *s (glob)
finalizing requirements file and making repository readable again
removing temporary repository $TESTTMP/upgradegd/.hg/upgrade.* (glob)
$ hg verify -q
Check you can't skip revlog clone during important format upgrade
$ echo "sparse-revlog=yes" >> .hg/hgrc
$ hg debugupgrade --optimize re-delta-parent --run --manifest --no-backup --debug --traceback
note: selecting all-filelogs for processing to change: sparserevlog
note: selecting changelog for processing to change: sparserevlog
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, store (rust !)
added: sparserevlog
optimisations: re-delta-parent
sparserevlog
Revlog supports delta chain with more unused data between payload. These gaps will be skipped at read time. This allows for better delta chains, making a better compression and faster exchange with server.
re-delta-parent
deltas within internal storage will choose a new base revision if needed
processed revlogs:
- all-filelogs
- changelog
- manifest
beginning upgrade...
repository locked and read-only
creating temporary repository to stage upgraded data: $TESTTMP/upgradegd/.hg/upgrade.* (glob)
(it is safe to interrupt this process any time before data migration completes)
migrating 9 total revisions (3 in filelogs, 3 in manifests, 3 in changelog)
migrating 519 KB in store; 1.05 MB tracked data
migrating 3 filelogs containing 3 revisions (518 KB in store; 1.05 MB tracked data)
cloning 1 revisions from data/FooBarDirectory.d/f1.i
cloning 1 revisions from data/f0.i
cloning 1 revisions from data/f2.i
finished migrating 3 filelog revisions across 3 filelogs; change in size: 0 bytes
migrating 1 manifests containing 3 revisions (367 bytes in store; 238 bytes tracked data)
cloning 3 revisions from 00manifest.i
finished migrating 3 manifest revisions across 1 manifests; change in size: 0 bytes
migrating changelog containing 3 revisions (394 bytes in store; 199 bytes tracked data)
cloning 3 revisions from 00changelog.i
finished migrating 3 changelog revisions; change in size: 0 bytes
finished migrating 9 total revisions; total change in store size: 0 bytes
copying phaseroots
data fully upgraded in a temporary repository
marking source repository as being upgraded; clients will be unable to read from repository
starting in-place swap of repository data
replacing store...
store replacement complete; repository was inconsistent for *s (glob)
finalizing requirements file and making repository readable again
removing temporary repository $TESTTMP/upgradegd/.hg/upgrade.* (glob)
$ hg verify -q
store files with special filenames aren't encoded during copy
$ hg init store-filenames
$ cd store-filenames
$ touch foo
$ hg -q commit -A -m initial
$ touch .hg/store/.XX_special_filename
$ hg debugupgraderepo --run
$ hg debugupgraderepo --run --optimize 're-delta-fulladd'
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, sparserevlog, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, sparserevlog, store (rust !)
optimisations: re-delta-fulladd
each revision will be added as new content to the internal storage; this will likely drastically slow down execution time, but some extensions might need it
processed revlogs:
- all-filelogs
- changelog
- manifest
beginning upgrade...
repository locked and read-only
creating temporary repository to stage upgraded data: $TESTTMP/store-filenames/.hg/upgrade.* (glob)
(it is safe to interrupt this process any time before data migration completes)
migrating 3 total revisions (1 in filelogs, 1 in manifests, 1 in changelog)
migrating 301 bytes in store; 107 bytes tracked data
migrating 1 filelogs containing 1 revisions (64 bytes in store; 0 bytes tracked data)
finished migrating 1 filelog revisions across 1 filelogs; change in size: 0 bytes
migrating 1 manifests containing 1 revisions (110 bytes in store; 45 bytes tracked data)
finished migrating 1 manifest revisions across 1 manifests; change in size: 0 bytes
migrating changelog containing 1 revisions (127 bytes in store; 62 bytes tracked data)
finished migrating 1 changelog revisions; change in size: 0 bytes
finished migrating 3 total revisions; total change in store size: 0 bytes
copying .XX_special_filename
copying phaseroots
data fully upgraded in a temporary repository
marking source repository as being upgraded; clients will be unable to read from repository
starting in-place swap of repository data
replaced files will be backed up at $TESTTMP/store-filenames/.hg/upgradebackup.* (glob)
replacing store...
store replacement complete; repository was inconsistent for *s (glob)
finalizing requirements file and making repository readable again
removing temporary repository $TESTTMP/store-filenames/.hg/upgrade.* (glob)
copy of old repository backed up at $TESTTMP/store-filenames/.hg/upgradebackup.* (glob)
the old repository will not be deleted; remove it to free up disk space once the upgraded repository is verified
fncache is valid after upgrade
$ hg debugrebuildfncache
fncache already up to date
Check upgrading a large file repository
---------------------------------------
$ hg init largefilesrepo
$ cat << EOF >> largefilesrepo/.hg/hgrc
> [extensions]
> largefiles =
> EOF
$ cd largefilesrepo
$ touch foo
$ hg add --large foo
$ hg -q commit -m initial
dotencode
fncache
generaldelta
largefiles
persistent-nodemap (rust !)
revlogv1
store
$ hg debugupgraderepo --run
dotencode
fncache
generaldelta
largefiles
persistent-nodemap (rust !)
revlogv1
$ cat << EOF >> .hg/hgrc
> [extensions]
> lfs =
> [lfs]
> threshold = 10
> EOF
$ echo '123456789012345' > lfs.bin
$ hg ci -Am 'lfs.bin'
adding lfs.bin
$ hg debugrequires | grep lfs
lfs
$ find .hg/store/lfs -type f
.hg/store/lfs/objects/d0/beab232adff5ba365880366ad30b1edb85c4c5372442b5d2fe27adc96d653f
$ hg debugupgraderepo --run
$ hg debugrequires | grep lfs
lfs
$ find .hg/store/lfs -type f
.hg/store/lfs/objects/d0/beab232adff5ba365880366ad30b1edb85c4c5372442b5d2fe27adc96d653f
$ hg verify -q
$ hg debugdata lfs.bin 0
version https://git-lfs.github.com/spec/v1
oid sha256:d0beab232adff5ba365880366ad30b1edb85c4c5372442b5d2fe27adc96d653f
size 16
x-is-binary 0
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$ cd ..
repository config is taken in account
-------------------------------------
$ cat << EOF >> $HGRCPATH
> [format]
> maxchainlen = 1
> EOF
$ hg init localconfig
$ cd localconfig
$ cat << EOF > file
> some content
> with some length
> to make sure we get a delta
> after changes
> very long
> very long
> very long
> very long
> very long
> very long
> very long
> very long
> very long
> very long
> very long
> EOF
$ hg -q commit -A -m A
$ echo "new line" >> file
$ hg -q commit -m B
$ echo "new line" >> file
$ hg -q commit -m C
$ cat << EOF >> .hg/hgrc
> [format]
> maxchainlen = 9001
> EOF
$ hg config format
format.revlog-compression=$BUNDLE2_COMPRESSIONS$
format.maxchainlen=9001
$ hg debugdeltachain file --all-info
rev p1 p2 chain# chainlen prev delta size rawsize chainsize ratio lindist extradist extraratio readsize largestblk rddensity srchunks
0 -1 -1 1 1 -1 base 77 182 77 0.42308 77 0 0.00000 77 77 1.00000 1
1 0 -1 1 2 0 p1 21 191 98 0.51309 98 0 0.00000 98 98 1.00000 1
2 1 -1 1 2 0 snap 30 200 107 0.53500 128 21 0.19626 128 128 0.83594 1
$ hg debugupgraderepo --run --optimize 're-delta-all'
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, sparserevlog, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, sparserevlog, store (rust !)
optimisations: re-delta-all
deltas within internal storage will be fully recomputed; this will likely drastically slow down execution time
processed revlogs:
- all-filelogs
- changelog
- manifest
beginning upgrade...
repository locked and read-only
creating temporary repository to stage upgraded data: $TESTTMP/localconfig/.hg/upgrade.* (glob)
(it is safe to interrupt this process any time before data migration completes)
migrating 9 total revisions (3 in filelogs, 3 in manifests, 3 in changelog)
migrating 1019 bytes in store; 882 bytes tracked data
migrating 1 filelogs containing 3 revisions (320 bytes in store; 573 bytes tracked data)
finished migrating 3 filelog revisions across 1 filelogs; change in size: -9 bytes
migrating 1 manifests containing 3 revisions (333 bytes in store; 138 bytes tracked data)
finished migrating 3 manifest revisions across 1 manifests; change in size: 0 bytes
migrating changelog containing 3 revisions (366 bytes in store; 171 bytes tracked data)
finished migrating 3 changelog revisions; change in size: 0 bytes
finished migrating 9 total revisions; total change in store size: -9 bytes
copying phaseroots
data fully upgraded in a temporary repository
marking source repository as being upgraded; clients will be unable to read from repository
starting in-place swap of repository data
replaced files will be backed up at $TESTTMP/localconfig/.hg/upgradebackup.* (glob)
replacing store...
store replacement complete; repository was inconsistent for *s (glob)
finalizing requirements file and making repository readable again
removing temporary repository $TESTTMP/localconfig/.hg/upgrade.* (glob)
copy of old repository backed up at $TESTTMP/localconfig/.hg/upgradebackup.* (glob)
the old repository will not be deleted; remove it to free up disk space once the upgraded repository is verified
$ hg debugdeltachain file --all-info
rev p1 p2 chain# chainlen prev delta size rawsize chainsize ratio lindist extradist extraratio readsize largestblk rddensity srchunks
0 -1 -1 1 1 -1 base 77 182 77 0.42308 77 0 0.00000 77 77 1.00000 1
1 0 -1 1 2 0 p1 21 191 98 0.51309 98 0 0.00000 98 98 1.00000 1
2 1 -1 1 3 1 p1 21 200 119 0.59500 119 0 0.00000 119 119 1.00000 1
$ cd ..
$ cat << EOF >> $HGRCPATH
> [format]
> maxchainlen = 9001
> EOF
Check upgrading a sparse-revlog repository
---------------------------------------
$ hg init sparserevlogrepo --config format.sparse-revlog=no
$ cd sparserevlogrepo
$ touch foo
$ hg add foo
$ hg -q commit -m "foo"
dotencode
fncache
generaldelta
persistent-nodemap (rust !)
store
Check that we can add the sparse-revlog format requirement
$ hg --config format.sparse-revlog=yes debugupgraderepo --run --quiet
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, store (rust !)
processed revlogs:
- all-filelogs
- changelog
- manifest
dotencode
fncache
generaldelta
persistent-nodemap (rust !)
sparserevlog
store
Check that we can remove the sparse-revlog format requirement
$ hg --config format.sparse-revlog=no debugupgraderepo --run --quiet
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, store (rust !)
processed revlogs:
- all-filelogs
- changelog
- manifest
dotencode
fncache
generaldelta
persistent-nodemap (rust !)
#if zstd
Check upgrading to a zstd revlog
--------------------------------
upgrade
$ hg --config format.revlog-compression=zstd debugupgraderepo --run --no-backup --quiet
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, store (rust !)
added: revlog-compression-zstd, sparserevlog
processed revlogs:
- all-filelogs
- changelog
- manifest
$ hg debugformat -v
format-variant repo config default
fncache: yes yes yes
dirstate-v2: no no no
tracked-hint: no no no
dotencode: yes yes yes
generaldelta: yes yes yes
sparserevlog: yes yes yes
persistent-nodemap: no no no (no-rust !)
persistent-nodemap: yes yes no (rust !)
copies-sdc: no no no
changelog-v2: no no no
plain-cl-delta: yes yes yes
compression: zlib zlib zlib (no-zstd !)
compression: zstd zlib zstd (zstd !)
compression-level: default default default
dotencode
fncache
generaldelta
persistent-nodemap (rust !)
revlog-compression-zstd
revlogv1
sparserevlog
store
downgrade
$ hg debugupgraderepo --run --no-backup --quiet
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, sparserevlog, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, sparserevlog, store (rust !)
removed: revlog-compression-zstd
processed revlogs:
- all-filelogs
- changelog
- manifest
$ hg debugformat -v
format-variant repo config default
fncache: yes yes yes
dirstate-v2: no no no
tracked-hint: no no no
dotencode: yes yes yes
generaldelta: yes yes yes
sparserevlog: yes yes yes
persistent-nodemap: no no no (no-rust !)
persistent-nodemap: yes yes no (rust !)
copies-sdc: no no no
changelog-v2: no no no
plain-cl-delta: yes yes yes
compression: zlib zlib zlib (no-zstd !)
compression: zlib zlib zstd (zstd !)
compression-level: default default default
dotencode
fncache
generaldelta
persistent-nodemap (rust !)
sparserevlog
store
upgrade from hgrc
$ cat >> .hg/hgrc << EOF
> [format]
> revlog-compression=zstd
> EOF
$ hg debugupgraderepo --run --no-backup --quiet
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, revlogv1, share-safe, sparserevlog, store (no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlogv1, share-safe, sparserevlog, store (rust !)
added: revlog-compression-zstd
processed revlogs:
- all-filelogs
- changelog
- manifest
$ hg debugformat -v
format-variant repo config default
fncache: yes yes yes
dirstate-v2: no no no
tracked-hint: no no no
dotencode: yes yes yes
generaldelta: yes yes yes
sparserevlog: yes yes yes
persistent-nodemap: no no no (no-rust !)
persistent-nodemap: yes yes no (rust !)
copies-sdc: no no no
changelog-v2: no no no
plain-cl-delta: yes yes yes
compression: zlib zlib zlib (no-zstd !)
compression: zstd zstd zstd (zstd !)
compression-level: default default default
dotencode
fncache
generaldelta
persistent-nodemap (rust !)
revlog-compression-zstd
revlogv1
sparserevlog
store
Check upgrading to a revlog format supporting sidedata
------------------------------------------------------
$ hg --config experimental.revlogv2=enable-unstable-format-and-corrupt-my-data debugupgraderepo --run --no-backup --config "extensions.sidedata=$TESTDIR/testlib/ext-sidedata.py" --quiet
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, share-safe, store (no-zstd !)
preserved: dotencode, fncache, generaldelta, revlog-compression-zstd, share-safe, sparserevlog, store (zstd no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlog-compression-zstd, share-safe, sparserevlog, store (rust !)
added: exp-revlogv2.2 (zstd !)
added: exp-revlogv2.2, sparserevlog (no-zstd !)
processed revlogs:
- all-filelogs
- changelog
- manifest
$ hg debugformat -v
format-variant repo config default
fncache: yes yes yes
dirstate-v2: no no no
tracked-hint: no no no
dotencode: yes yes yes
generaldelta: yes yes yes
sparserevlog: yes yes yes
persistent-nodemap: no no no (no-rust !)
persistent-nodemap: yes yes no (rust !)
copies-sdc: no no no
changelog-v2: no no no
plain-cl-delta: yes yes yes
compression: zlib zlib zlib (no-zstd !)
compression: zstd zstd zstd (zstd !)
compression-level: default default default
fncache
generaldelta
persistent-nodemap (rust !)
revlog-compression-zstd (zstd !)
sparserevlog
store
$ hg debugsidedata -c 0
2 sidedata entries
entry-0001 size 4
entry-0002 size 32
$ hg debugupgraderepo --config experimental.revlogv2=no --run --no-backup --quiet
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, share-safe, sparserevlog, store (no-zstd !)
preserved: dotencode, fncache, generaldelta, revlog-compression-zstd, share-safe, sparserevlog, store (zstd no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlog-compression-zstd, share-safe, sparserevlog, store (rust !)
removed: exp-revlogv2.2
processed revlogs:
- all-filelogs
- changelog
- manifest
format-variant repo config default
fncache: yes yes yes
dirstate-v2: no no no
tracked-hint: no no no
dotencode: yes yes yes
generaldelta: yes yes yes
sparserevlog: yes yes yes
persistent-nodemap: no no no (no-rust !)
persistent-nodemap: yes yes no (rust !)
copies-sdc: no no no
changelog-v2: no no no
plain-cl-delta: yes yes yes
compression: zlib zlib zlib (no-zstd !)
compression: zstd zstd zstd (zstd !)
compression-level: default default default
dotencode
fncache
generaldelta
persistent-nodemap (rust !)
revlog-compression-zstd (zstd !)
sparserevlog
store
$ hg debugsidedata -c 0
upgrade from hgrc
$ cat >> .hg/hgrc << EOF
> [experimental]
> revlogv2=enable-unstable-format-and-corrupt-my-data
$ hg debugupgraderepo --run --no-backup --quiet
upgrade will perform the following actions:
requirements
preserved: dotencode, fncache, generaldelta, share-safe, sparserevlog, store (no-zstd !)
preserved: dotencode, fncache, generaldelta, revlog-compression-zstd, share-safe, sparserevlog, store (zstd no-rust !)
preserved: dotencode, fncache, generaldelta, persistent-nodemap, revlog-compression-zstd, share-safe, sparserevlog, store (rust !)
added: exp-revlogv2.2
processed revlogs:
- all-filelogs
- changelog
- manifest
format-variant repo config default
fncache: yes yes yes
dirstate-v2: no no no
tracked-hint: no no no
dotencode: yes yes yes
generaldelta: yes yes yes
sparserevlog: yes yes yes
persistent-nodemap: no no no (no-rust !)
persistent-nodemap: yes yes no (rust !)
copies-sdc: no no no
changelog-v2: no no no
plain-cl-delta: yes yes yes
compression: zlib zlib zlib (no-zstd !)
compression: zstd zstd zstd (zstd !)
compression-level: default default default
persistent-nodemap (rust !)
revlog-compression-zstd (zstd !)
sparserevlog
store
$ hg debugsidedata -c 0
Demonstrate that nothing to perform upgrade will still run all the way through
$ hg debugupgraderepo --run
#if no-rust
$ cat << EOF >> $HGRCPATH
> [storage]
> dirstate-v2.slow-path = allow
> EOF
#endif
Upgrade to dirstate-v2
$ hg debugformat -v --config format.use-dirstate-v2=1 dirstate-v2
format-variant repo config default
dirstate-v2: no yes no
$ hg debugupgraderepo --config format.use-dirstate-v2=1 --run
upgrade will perform the following actions:
requirements
dirstate-v2
"hg status" will be faster
no revlogs to process
beginning upgrade...
repository locked and read-only
creating temporary repository to stage upgraded data: $TESTTMP/sparserevlogrepo/.hg/upgrade.* (glob)
(it is safe to interrupt this process any time before data migration completes)
upgrading to dirstate-v2 from v1
replaced files will be backed up at $TESTTMP/sparserevlogrepo/.hg/upgradebackup.* (glob)
removing temporary repository $TESTTMP/sparserevlogrepo/.hg/upgrade.* (glob)
$ ls .hg/upgradebackup.*/dirstate
.hg/upgradebackup.*/dirstate (glob)
$ hg debugformat -v dirstate-v2
format-variant repo config default
dirstate-v2: yes no no
$ hg status
$ dd bs=12 count=1 if=.hg/dirstate 2> /dev/null
dirstate-v2
Downgrade from dirstate-v2
$ hg debugupgraderepo --run
upgrade will perform the following actions:
requirements
no revlogs to process
beginning upgrade...
repository locked and read-only
creating temporary repository to stage upgraded data: $TESTTMP/sparserevlogrepo/.hg/upgrade.* (glob)
(it is safe to interrupt this process any time before data migration completes)
downgrading from dirstate-v2 to v1
replaced files will be backed up at $TESTTMP/sparserevlogrepo/.hg/upgradebackup.* (glob)
removing temporary repository $TESTTMP/sparserevlogrepo/.hg/upgrade.* (glob)
$ hg debugformat -v dirstate-v2
format-variant repo config default
dirstate-v2: no no no
$ hg status
$ cd ..
dirstate-v2: upgrade and downgrade from and empty repository:
-------------------------------------------------------------
$ hg init --config format.use-dirstate-v2=no dirstate-v2-empty
$ cd dirstate-v2-empty
$ hg debugformat dirstate-v2
format-variant repo
dirstate-v2: no
upgrade
$ hg debugupgraderepo --run --config format.use-dirstate-v2=yes
upgrade will perform the following actions:
requirements
preserved: * (glob)
added: dirstate-v2
dirstate-v2
"hg status" will be faster
no revlogs to process
beginning upgrade...
repository locked and read-only
creating temporary repository to stage upgraded data: $TESTTMP/dirstate-v2-empty/.hg/upgrade.* (glob)
(it is safe to interrupt this process any time before data migration completes)
upgrading to dirstate-v2 from v1
replaced files will be backed up at $TESTTMP/dirstate-v2-empty/.hg/upgradebackup.* (glob)
removing temporary repository $TESTTMP/dirstate-v2-empty/.hg/upgrade.* (glob)
$ hg debugformat dirstate-v2
format-variant repo
dirstate-v2: yes
downgrade
$ hg debugupgraderepo --run --config format.use-dirstate-v2=no
upgrade will perform the following actions:
requirements
preserved: * (glob)
removed: dirstate-v2
no revlogs to process
beginning upgrade...
repository locked and read-only
creating temporary repository to stage upgraded data: $TESTTMP/dirstate-v2-empty/.hg/upgrade.* (glob)
(it is safe to interrupt this process any time before data migration completes)
downgrading from dirstate-v2 to v1
replaced files will be backed up at $TESTTMP/dirstate-v2-empty/.hg/upgradebackup.* (glob)
removing temporary repository $TESTTMP/dirstate-v2-empty/.hg/upgrade.* (glob)
$ hg debugformat dirstate-v2
format-variant repo
dirstate-v2: no
$ cd ..
Test automatic upgrade/downgrade
================================
For dirstate v2
---------------
create an initial repository
$ hg init auto-upgrade \
> --config format.use-dirstate-v2=no \
> --config format.use-dirstate-tracked-hint=yes \
> --config format.use-share-safe=no