mirror of
https://github.com/facebook/sapling.git
synced 2024-10-07 15:27:13 +03:00
40f173e380
Summary: `prune` is essentially `makeroomfor(0, set())`. Test Plan: pass existing unit tests. output is slightly different, but that's just because we no longer output that debugging line. Reviewers: #fastmanifest, durham Reviewed By: durham Subscribers: mitrandir, mjpieters Differential Revision: https://phabricator.intern.facebook.com/D3547069 Signature: t1:3547069:1468352305:6185132648f871e26d3cfd449c059523b5eb6d6b
339 lines
15 KiB
Raku
339 lines
15 KiB
Raku
Setup
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$ PYTHONPATH=$TESTDIR/..:$PYTHONPATH
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$ export PYTHONPATH
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Check diagnosis, debugging information
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1) Setup configuration
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$ mkcommit() {
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> echo "$1" > "$1"
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> hg add "$1"
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> echo "add $1" > msg
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> echo "" >> msg
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> hg ci -l msg
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> }
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2) Basic cache testing
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$ mkdir cachetesting
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$ cd cachetesting
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$ hg init
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$ cat >> .hg/hgrc << EOF
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> [extensions]
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> fastmanifest=
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> [fastmanifest]
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> cachecutoffdays=-1
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> debugmetrics=True
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> randomorder=False
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> EOF
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Here we expect a cache hit of 100% because we are based of revision -1 that
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is cached
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$ mkcommit a
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[FM-METRICS] Begin metrics
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[FM-METRICS] kind: cachehitratio, kwargs: [('cachehitratio', -1)]
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[FM-METRICS] kind: diffcachehitratio, kwargs: [('diffcachehitratio', -1)]
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[FM-METRICS] kind: filesnotincachehitratio, kwargs: [('filesnotincachehitratio', -1)]
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[FM-METRICS] End metrics
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[FM-METRICS] Begin metrics
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[FM-METRICS] kind: cachehitratio, kwargs: [('cachehitratio', 100)]
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[FM-METRICS] kind: diffcachehitratio, kwargs: [('diffcachehitratio', -1)]
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[FM-METRICS] kind: filesnotincachehitratio, kwargs: [('filesnotincachehitratio', -1)]
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[FM-METRICS] End metrics
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For all the next ones, we expect a cache hit of 50% because we are checking the
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manifest of each parent, one is cached (-1) and the other is not:
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$ mkcommit b
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[FM-METRICS] Begin metrics
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[FM-METRICS] kind: cachehitratio, kwargs: [('cachehitratio', -1)]
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[FM-METRICS] kind: diffcachehitratio, kwargs: [('diffcachehitratio', -1)]
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[FM-METRICS] kind: filesnotincachehitratio, kwargs: [('filesnotincachehitratio', -1)]
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[FM-METRICS] End metrics
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[FM-METRICS] Begin metrics
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[FM-METRICS] kind: cachehitratio, kwargs: [('cachehitratio', 50)]
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[FM-METRICS] kind: diffcachehitratio, kwargs: [('diffcachehitratio', -1)]
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[FM-METRICS] kind: filesnotincachehitratio, kwargs: [('filesnotincachehitratio', -1)]
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[FM-METRICS] End metrics
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$ mkcommit c
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[FM-METRICS] Begin metrics
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[FM-METRICS] kind: cachehitratio, kwargs: [('cachehitratio', -1)]
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[FM-METRICS] kind: diffcachehitratio, kwargs: [('diffcachehitratio', -1)]
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[FM-METRICS] kind: filesnotincachehitratio, kwargs: [('filesnotincachehitratio', -1)]
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[FM-METRICS] End metrics
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[FM-METRICS] Begin metrics
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[FM-METRICS] kind: cachehitratio, kwargs: [('cachehitratio', 50)]
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[FM-METRICS] kind: diffcachehitratio, kwargs: [('diffcachehitratio', -1)]
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[FM-METRICS] kind: filesnotincachehitratio, kwargs: [('filesnotincachehitratio', -1)]
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[FM-METRICS] End metrics
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$ mkcommit d
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[FM-METRICS] Begin metrics
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[FM-METRICS] kind: cachehitratio, kwargs: [('cachehitratio', -1)]
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[FM-METRICS] kind: diffcachehitratio, kwargs: [('diffcachehitratio', -1)]
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[FM-METRICS] kind: filesnotincachehitratio, kwargs: [('filesnotincachehitratio', -1)]
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[FM-METRICS] End metrics
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[FM-METRICS] Begin metrics
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[FM-METRICS] kind: cachehitratio, kwargs: [('cachehitratio', 50)]
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[FM-METRICS] kind: diffcachehitratio, kwargs: [('diffcachehitratio', -1)]
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[FM-METRICS] kind: filesnotincachehitratio, kwargs: [('filesnotincachehitratio', -1)]
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[FM-METRICS] End metrics
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$ mkcommit e
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[FM-METRICS] Begin metrics
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[FM-METRICS] kind: cachehitratio, kwargs: [('cachehitratio', -1)]
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[FM-METRICS] kind: diffcachehitratio, kwargs: [('diffcachehitratio', -1)]
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[FM-METRICS] kind: filesnotincachehitratio, kwargs: [('filesnotincachehitratio', -1)]
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[FM-METRICS] End metrics
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[FM-METRICS] Begin metrics
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[FM-METRICS] kind: cachehitratio, kwargs: [('cachehitratio', 50)]
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[FM-METRICS] kind: diffcachehitratio, kwargs: [('diffcachehitratio', -1)]
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[FM-METRICS] kind: filesnotincachehitratio, kwargs: [('filesnotincachehitratio', -1)]
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[FM-METRICS] End metrics
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$ hg diff -c . --debug --nodate
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[FM] cache miss for fastmanifest f064a7f8e3e138341587096641d86e9d23cd9778
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[FM] cache miss for fastmanifest 7ab5760d084a24168f7595c38c00f4bbc2e308d9
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[FM] performing diff
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[FM] diff: other side is hybrid manifest
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[FM] diff: cache miss
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diff -r 47d2a3944de8b013de3be9578e8e344ea2e6c097 -r 9d206ffc875e1bc304590549be293be36821e66c e
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--- /dev/null
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+++ b/e
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@@ -0,0 +1,1 @@
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+e
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[FM-METRICS] Begin metrics
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[FM-METRICS] kind: cachehitratio, kwargs: [('cachehitratio', 0)]
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[FM-METRICS] kind: diffcachehitratio, kwargs: [('diffcachehitratio', 0)]
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[FM-METRICS] kind: filesnotincachehitratio, kwargs: [('filesnotincachehitratio', -1)]
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[FM-METRICS] End metrics
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$ cat >> .hg/hgrc << EOF
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> [fastmanifest]
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> debugmetrics=False
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> EOF
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$ hg debugcachemanifest -a
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$ hg debugcachemanifest --list
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fast7ab5760d084a24168f7595c38c00f4bbc2e308d9 (size 328 bytes)
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fastf064a7f8e3e138341587096641d86e9d23cd9778 (size 280 bytes)
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faste3738bf5439958f89499a656982023aba57b076e (size 232 bytes)
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fasta539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7 (size 184 bytes)
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fasta0c8bcbbb45c63b90b70ad007bf38961f64f2af0 (size 136 bytes)
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cache size is: 1.13 KB
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number of entries is: 5
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Most relevant cache entries appear first
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================================================================================
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manifest node |revs
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7ab5760d084a24168f7595c38c00f4bbc2e308d9|4
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f064a7f8e3e138341587096641d86e9d23cd9778|3
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e3738bf5439958f89499a656982023aba57b076e|2
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a539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7|1
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a0c8bcbbb45c63b90b70ad007bf38961f64f2af0|0
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$ hg diff -c . --debug --nodate
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[FM] cache hit for fastmanifest f064a7f8e3e138341587096641d86e9d23cd9778
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[FM] cache hit for fastmanifest 7ab5760d084a24168f7595c38c00f4bbc2e308d9
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[FM] performing diff
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[FM] diff: other side is hybrid manifest
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diff -r 47d2a3944de8b013de3be9578e8e344ea2e6c097 -r 9d206ffc875e1bc304590549be293be36821e66c e
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--- /dev/null
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+++ b/e
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@@ -0,0 +1,1 @@
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+e
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Test the --pruneall command to prune all the cached manifests
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$ hg debugcachemanifest --pruneall --debug
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[FM] caching revset: [], pruneall(True), list(False)
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[FM] removing cached manifest fasta0c8bcbbb45c63b90b70ad007bf38961f64f2af0
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[FM] removing cached manifest fasta539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7
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[FM] removing cached manifest faste3738bf5439958f89499a656982023aba57b076e
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[FM] removing cached manifest fastf064a7f8e3e138341587096641d86e9d23cd9778
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[FM] removing cached manifest fast7ab5760d084a24168f7595c38c00f4bbc2e308d9
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$ hg diff -c . --debug --nodate
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[FM] cache miss for fastmanifest f064a7f8e3e138341587096641d86e9d23cd9778
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[FM] cache miss for fastmanifest 7ab5760d084a24168f7595c38c00f4bbc2e308d9
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[FM] performing diff
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[FM] diff: other side is hybrid manifest
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[FM] diff: cache miss
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diff -r 47d2a3944de8b013de3be9578e8e344ea2e6c097 -r 9d206ffc875e1bc304590549be293be36821e66c e
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--- /dev/null
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+++ b/e
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@@ -0,0 +1,1 @@
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+e
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$ cat >> .hg/hgrc << EOF
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> [fastmanifest]
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> cacheonchange=True
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> cacheonchangebackground=False
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> EOF
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$ mkcommit f
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$ hg book --debug foo
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[FM] skipped 1853a742c28c3a531336bbb3d677d2e2d8937027, already cached (fast path)
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[FM] refreshing 1853a742c28c3a531336bbb3d677d2e2d8937027 with delay 0
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[FM] skipped 7ab5760d084a24168f7595c38c00f4bbc2e308d9, already cached (fast path)
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[FM] refreshing 7ab5760d084a24168f7595c38c00f4bbc2e308d9 with delay 0
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[FM] skipped f064a7f8e3e138341587096641d86e9d23cd9778, already cached (fast path)
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[FM] refreshing f064a7f8e3e138341587096641d86e9d23cd9778 with delay 0
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[FM] skipped e3738bf5439958f89499a656982023aba57b076e, already cached (fast path)
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[FM] refreshing e3738bf5439958f89499a656982023aba57b076e with delay 0
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[FM] skipped a539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7, already cached (fast path)
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[FM] refreshing a539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7 with delay 0
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[FM] skipped a0c8bcbbb45c63b90b70ad007bf38961f64f2af0, already cached (fast path)
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[FM] refreshing a0c8bcbbb45c63b90b70ad007bf38961f64f2af0 with delay 0
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[FM] refreshing 1853a742c28c3a531336bbb3d677d2e2d8937027 with delay 0
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[FM] refreshing 7ab5760d084a24168f7595c38c00f4bbc2e308d9 with delay 2
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[FM] refreshing f064a7f8e3e138341587096641d86e9d23cd9778 with delay 4
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[FM] refreshing e3738bf5439958f89499a656982023aba57b076e with delay 6
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[FM] refreshing a539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7 with delay 8
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[FM] refreshing a0c8bcbbb45c63b90b70ad007bf38961f64f2af0 with delay 10
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$ hg diff -c . --debug --nodate
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[FM] cache hit for fastmanifest 7ab5760d084a24168f7595c38c00f4bbc2e308d9
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[FM] cache hit for fastmanifest 1853a742c28c3a531336bbb3d677d2e2d8937027
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[FM] performing diff
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[FM] diff: other side is hybrid manifest
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diff -r 9d206ffc875e1bc304590549be293be36821e66c -r bbc3e467917630e7d77cd77298e1027030972893 f
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--- /dev/null
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+++ b/f
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@@ -0,0 +1,1 @@
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+f
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$ hg debugcachemanifest --all --debug
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[FM] caching revset: ['fastmanifesttocache()'], pruneall(False), list(False)
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[FM] skipped 1853a742c28c3a531336bbb3d677d2e2d8937027, already cached (fast path)
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[FM] refreshing 1853a742c28c3a531336bbb3d677d2e2d8937027 with delay 0
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[FM] skipped 7ab5760d084a24168f7595c38c00f4bbc2e308d9, already cached (fast path)
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[FM] refreshing 7ab5760d084a24168f7595c38c00f4bbc2e308d9 with delay 0
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[FM] skipped f064a7f8e3e138341587096641d86e9d23cd9778, already cached (fast path)
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[FM] refreshing f064a7f8e3e138341587096641d86e9d23cd9778 with delay 0
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[FM] skipped e3738bf5439958f89499a656982023aba57b076e, already cached (fast path)
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[FM] refreshing e3738bf5439958f89499a656982023aba57b076e with delay 0
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[FM] skipped a539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7, already cached (fast path)
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[FM] refreshing a539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7 with delay 0
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[FM] skipped a0c8bcbbb45c63b90b70ad007bf38961f64f2af0, already cached (fast path)
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[FM] refreshing a0c8bcbbb45c63b90b70ad007bf38961f64f2af0 with delay 0
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[FM] refreshing 1853a742c28c3a531336bbb3d677d2e2d8937027 with delay 0
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[FM] refreshing 7ab5760d084a24168f7595c38c00f4bbc2e308d9 with delay 2
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[FM] refreshing f064a7f8e3e138341587096641d86e9d23cd9778 with delay 4
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[FM] refreshing e3738bf5439958f89499a656982023aba57b076e with delay 6
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[FM] refreshing a539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7 with delay 8
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[FM] refreshing a0c8bcbbb45c63b90b70ad007bf38961f64f2af0 with delay 10
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$ hg debugcachemanifest --pruneall
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$ hg log -r "fastmanifesttocache()" -T '{rev}\n'
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0
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$ hg log -r "fastmanifestcached()" -T '{rev}\n'
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$ hg debugcachemanifest --all --debug
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[FM] caching revset: ['fastmanifesttocache()'], pruneall(False), list(False)
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[FM] cache miss for fastmanifest 1853a742c28c3a531336bbb3d677d2e2d8937027
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[FM] caching revision 1853a742c28c3a531336bbb3d677d2e2d8937027
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[FM] cache miss for fastmanifest 7ab5760d084a24168f7595c38c00f4bbc2e308d9
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[FM] caching revision 7ab5760d084a24168f7595c38c00f4bbc2e308d9
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[FM] cache miss for fastmanifest f064a7f8e3e138341587096641d86e9d23cd9778
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[FM] caching revision f064a7f8e3e138341587096641d86e9d23cd9778
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[FM] cache miss for fastmanifest e3738bf5439958f89499a656982023aba57b076e
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[FM] caching revision e3738bf5439958f89499a656982023aba57b076e
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[FM] cache miss for fastmanifest a539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7
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[FM] caching revision a539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7
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[FM] cache miss for fastmanifest a0c8bcbbb45c63b90b70ad007bf38961f64f2af0
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[FM] caching revision a0c8bcbbb45c63b90b70ad007bf38961f64f2af0
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[FM] refreshing 1853a742c28c3a531336bbb3d677d2e2d8937027 with delay 0
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[FM] refreshing 7ab5760d084a24168f7595c38c00f4bbc2e308d9 with delay 2
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[FM] refreshing f064a7f8e3e138341587096641d86e9d23cd9778 with delay 4
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[FM] refreshing e3738bf5439958f89499a656982023aba57b076e with delay 6
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[FM] refreshing a539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7 with delay 8
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[FM] refreshing a0c8bcbbb45c63b90b70ad007bf38961f64f2af0 with delay 10
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$ hg log -r "fastmanifesttocache()" -T '{rev}\n'
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0
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$ hg log -r "fastmanifestcached()" -T '{rev}\n'
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0
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$ hg debugcachemanifest --debug --list
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[FM] caching revset: [], pruneall(False), list(True)
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fast1853a742c28c3a531336bbb3d677d2e2d8937027 (size 376 bytes)
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fast7ab5760d084a24168f7595c38c00f4bbc2e308d9 (size 328 bytes)
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fastf064a7f8e3e138341587096641d86e9d23cd9778 (size 280 bytes)
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faste3738bf5439958f89499a656982023aba57b076e (size 232 bytes)
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fasta539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7 (size 184 bytes)
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fasta0c8bcbbb45c63b90b70ad007bf38961f64f2af0 (size 136 bytes)
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cache size is: 1.50 KB
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number of entries is: 6
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Most relevant cache entries appear first
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================================================================================
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manifest node |revs
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1853a742c28c3a531336bbb3d677d2e2d8937027|5
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7ab5760d084a24168f7595c38c00f4bbc2e308d9|4
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f064a7f8e3e138341587096641d86e9d23cd9778|3
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e3738bf5439958f89499a656982023aba57b076e|2
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a539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7|1
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a0c8bcbbb45c63b90b70ad007bf38961f64f2af0|0
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Check that trimming to a limit higher than what is cached does nothing
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$ hg debugcachemanifest --debug --limit=2048
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[FM] caching revset: [], pruneall(False), list(False)
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Trim the cache to at most 1kb, we should start from the oldest entry to the
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newest ones:
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$ hg debugcachemanifest --debug --limit=1024
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[FM] caching revset: [], pruneall(False), list(False)
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[FM] removing cached manifest fasta0c8bcbbb45c63b90b70ad007bf38961f64f2af0
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[FM] removing cached manifest fasta539ce0c1a22b0ecf34498f9f5ce8ea56df9ecb7
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[FM] removing cached manifest faste3738bf5439958f89499a656982023aba57b076e
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$ hg debugcachemanifest --debug --list
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[FM] caching revset: [], pruneall(False), list(True)
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fast1853a742c28c3a531336bbb3d677d2e2d8937027 (size 376 bytes)
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fast7ab5760d084a24168f7595c38c00f4bbc2e308d9 (size 328 bytes)
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fastf064a7f8e3e138341587096641d86e9d23cd9778 (size 280 bytes)
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cache size is: 984 bytes
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number of entries is: 3
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Most relevant cache entries appear first
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================================================================================
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manifest node |revs
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1853a742c28c3a531336bbb3d677d2e2d8937027|5
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7ab5760d084a24168f7595c38c00f4bbc2e308d9|4
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f064a7f8e3e138341587096641d86e9d23cd9778|3
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$ hg log -r "fastmanifestcached()" -T '{rev}\n'
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3
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5
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Trim the cache to at most 512 bytes
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$ hg debugcachemanifest --debug --limit=512
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[FM] caching revset: [], pruneall(False), list(False)
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[FM] removing cached manifest fastf064a7f8e3e138341587096641d86e9d23cd9778
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[FM] removing cached manifest fast7ab5760d084a24168f7595c38c00f4bbc2e308d9
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$ hg debugcachemanifest --debug --list
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[FM] caching revset: [], pruneall(False), list(True)
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fast1853a742c28c3a531336bbb3d677d2e2d8937027 (size 376 bytes)
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cache size is: 376 bytes
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number of entries is: 1
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Most relevant cache entries appear first
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================================================================================
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manifest node |revs
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1853a742c28c3a531336bbb3d677d2e2d8937027|5
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$ hg log -r "fastmanifestcached()" -T '{rev}\n'
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5
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Trim the cache to at most 100 bytes
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$ hg debugcachemanifest --debug --limit=100
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[FM] caching revset: [], pruneall(False), list(False)
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[FM] removing cached manifest fast1853a742c28c3a531336bbb3d677d2e2d8937027
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$ hg debugcachemanifest --debug --list
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[FM] caching revset: [], pruneall(False), list(True)
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cache size is: 0 bytes
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number of entries is: 0
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Use the cache in a commit.
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$ hg debugcachemanifest -a
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$ mkcommit g
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$ cd ..
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