branches: avoid unnecessary changectx.branch() calls
This requires reading from the changelog, which can be costly over NFS.
Note that this does not totally remove reading from the changelog; we
still do that when calling changectx.closesbranch(). That call will be
removed in a later patch.
Running hg branches on the PyPy repo (with 996) over a busy NFS server,
before this change:
$ time hg --profile branches > /dev/null
CallCount Recursive Total(s) Inline(s) module:lineno(function)
2042 0 2.2827 2.2827 <open>
2036 0 0.9840 0.9840 <method 'close' of 'file' objects>
2036 0 0.0464 0.0464 <method 'read' of 'file' objects>
5233 0 0.1985 0.0453 mercurial.repoview:161(changelog)
10462 0 0.0791 0.0314 mercurial.changelog:133(tip)
5233 0 0.0388 0.0176 mercurial.localrepo:26(__get__)
10462 0 0.0250 0.0126 <len>
5233 0 0.0059 0.0039 mercurial.repoview:112(filterrevs)
10462 0 0.0029 0.0029 <hash>
2034 0 0.0444 0.0444 <method 'seek' of 'file' objects>
5340 0 0.0390 0.0390 mercurial.revlog:296(rev)
2582 0 0.0371 0.0371 <zlib.decompress>
3155 0 0.1963 0.0366 mercurial.context:202(__init__)
3155 0 0.1238 0.0306 mercurial.repoview:161(changelog)
3155 0 0.0261 0.0080 mercurial.changelog:183(rev)
9465 0 0.0061 0.0061 <isinstance>
1096 0 0.0023 0.0023 <binascii.unhexlify>
4251 0 0.0014 0.0014 <len>
2059 0 3.7341 0.0332 mercurial.changelog:270(read)
2059 0 3.6304 0.0307 mercurial.revlog:907(revision)
2057 0 0.0262 0.0137 mercurial.changelog:28(decodeextra)
4118 0 0.0094 0.0094 <method 'split' of 'str' objects>
4118 0 0.0270 0.0048 mercurial.encoding:61(tolocal)
2059 0 0.0040 0.0040 <method 'index' of 'str' objects>
10462 0 0.0791 0.0314 mercurial.changelog:133(tip)
10462 0 0.0289 0.0207 mercurial.changelog:190(node)
10462 0 0.0188 0.0091 <len>
52433 20932 0.0478 0.0310 <len>
20932 0 0.0221 0.0168 mercurial.revlog:262(__len__)
2059 0 3.6304 0.0307 mercurial.revlog:907(revision)
real 0m4.361s
user 0m0.986s
sys 0m0.237s
After this change:
$ time hg --profile branches > /dev/null
CallCount Recursive Total(s) Inline(s) module:lineno(function)
1069 0 1.1098 1.1098 <open>
1063 0 0.4865 0.4865 <method 'close' of 'file' objects>
4122 0 0.1811 0.0404 mercurial.repoview:161(changelog)
8240 0 0.0712 0.0272 mercurial.changelog:133(tip)
4122 0 0.0378 0.0177 mercurial.localrepo:26(__get__)
8240 0 0.0221 0.0115 <len>
4122 0 0.0057 0.0033 mercurial.repoview:112(filterrevs)
8240 0 0.0025 0.0025 <hash>
3029 0 0.1979 0.0371 mercurial.context:202(__init__)
3029 0 0.1278 0.0310 mercurial.repoview:161(changelog)
3029 0 0.0230 0.0081 mercurial.changelog:183(rev)
9087 0 0.0061 0.0061 <isinstance>
1096 0 0.0026 0.0026 <binascii.unhexlify>
4125 0 0.0014 0.0014 <len>
4229 0 0.0337 0.0337 mercurial.revlog:296(rev)
1061 0 0.0296 0.0296 <method 'seek' of 'file' objects>
1063 0 0.0292 0.0292 <method 'read' of 'file' objects>
8240 0 0.0712 0.0272 mercurial.changelog:133(tip)
8240 0 0.0271 0.0196 mercurial.changelog:190(node)
8240 0 0.0169 0.0083 <len>
40476 16488 0.0422 0.0271 <len>
16488 0 0.0193 0.0152 mercurial.revlog:262(__len__)
1342 0 0.0241 0.0241 <zlib.decompress>
9445 0 0.0336 0.0224 mercurial.changelog:190(node)
9445 0 0.0112 0.0112 mercurial.revlog:317(node)
1074 0 1.9102 0.0224 mercurial.changelog:270(read)
1074 0 1.8397 0.0202 mercurial.revlog:907(revision)
1073 0 0.0187 0.0099 mercurial.changelog:28(decodeextra)
2148 0 0.0061 0.0061 <method 'split' of 'str' objects>
2148 0 0.0184 0.0034 mercurial.encoding:61(tolocal)
real 0m2.402s
user 0m0.735s
sys 0m0.177s
$ echo "[extensions]" >> $HGRCPATH
$ echo "mq=" >> $HGRCPATH
$ echo "[diff]" >> $HGRCPATH
$ echo "nodates=true" >> $HGRCPATH
$ catlog() {
> cat .hg/patches/$1.patch | sed -e "s/^diff \-r [0-9a-f]* /diff -r ... /" \
> -e "s/^\(# Parent \).*/\1/"
> hg log --template "{rev}: {desc} - {author}\n"
> }
$ runtest() {
> echo ==== init
> hg init a
> cd a
> hg qinit
>
>
> echo ==== qnew -U
> hg qnew -U 1.patch
> catlog 1
>
> echo ==== qref
> echo "1" >1
> hg add
> hg qref
> catlog 1
>
> echo ==== qref -u
> hg qref -u mary
> catlog 1
>
> echo ==== qnew
> hg qnew 2.patch
> echo "2" >2
> hg add
> hg qref
> catlog 2
>
> echo ==== qref -u
> hg qref -u jane
> catlog 2
>
>
> echo ==== qnew -U -m
> hg qnew -U -m "Three" 3.patch
> catlog 3
>
> echo ==== qref
> echo "3" >3
> hg add
> hg qref
> catlog 3
>
> echo ==== qref -m
> hg qref -m "Drei"
> catlog 3
>
> echo ==== qref -u
> hg qref -u mary
> catlog 3
>
> echo ==== qref -u -m
> hg qref -u maria -m "Three (again)"
> catlog 3
>
> echo ==== qnew -m
> hg qnew -m "Four" 4.patch
> echo "4" >4of t
> hg add
> hg qref
> catlog 4
>
> echo ==== qref -u
> hg qref -u jane
> catlog 4
>
>
> echo ==== qnew with HG header
> hg qnew --config 'mq.plain=true' 5.patch
> hg qpop
> echo "# HG changeset patch" >>.hg/patches/5.patch
> echo "# User johndoe" >>.hg/patches/5.patch
> hg qpush 2>&1 | grep 'now at'
> catlog 5
>
> echo ==== hg qref
> echo "5" >5
> hg add
> hg qref
> catlog 5
>
> echo ==== hg qref -U
> hg qref -U
> catlog 5
>
> echo ==== hg qref -u
> hg qref -u johndeere
> catlog 5
>
>
> echo ==== qnew with plain header
> hg qnew --config 'mq.plain=true' -U 6.patch
> hg qpop
> hg qpush 2>&1 | grep 'now at'
> catlog 6
>
> echo ==== hg qref
> echo "6" >6
> hg add
> hg qref
> catlog 6
>
> echo ==== hg qref -U
> hg qref -U
> catlog 6
>
> echo ==== hg qref -u
> hg qref -u johndeere
> catlog 6
>
>
> echo ==== "qpop -a / qpush -a"
> hg qpop -a
> hg qpush -a
> hg log --template "{rev}: {desc} - {author}\n"
> }
======= plain headers
$ echo "[mq]" >> $HGRCPATH
$ echo "plain=true" >> $HGRCPATH
$ mkdir sandbox
$ (cd sandbox ; runtest)
==== init
==== qnew -U
From: test
0: [mq]: 1.patch - test
==== qref
adding 1
From: test
diff -r ... 1
--- /dev/null
+++ b/1
@@ -0,0 +1,1 @@
+1
0: [mq]: 1.patch - test
==== qref -u
From: mary
diff -r ... 1
--- /dev/null
+++ b/1
@@ -0,0 +1,1 @@
+1
0: [mq]: 1.patch - mary
==== qnew
adding 2
diff -r ... 2
--- /dev/null
+++ b/2
@@ -0,0 +1,1 @@
+2
1: [mq]: 2.patch - test
0: [mq]: 1.patch - mary
==== qref -u
From: jane
diff -r ... 2
--- /dev/null
+++ b/2
@@ -0,0 +1,1 @@
+2
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qnew -U -m
From: test
Three
2: Three - test
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref
adding 3
From: test
Three
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
2: Three - test
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref -m
From: test
Drei
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
2: Drei - test
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref -u
From: mary
Drei
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
2: Drei - mary
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref -u -m
From: maria
Three (again)
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qnew -m
adding 4of
Four
diff -r ... 4of
--- /dev/null
+++ b/4of
@@ -0,0 +1,1 @@
+4 t
3: Four - test
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref -u
From: jane
Four
diff -r ... 4of
--- /dev/null
+++ b/4of
@@ -0,0 +1,1 @@
+4 t
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qnew with HG header
popping 5.patch
now at: 4.patch
now at: 5.patch
# HG changeset patch
# User johndoe
4: imported patch 5.patch - johndoe
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref
adding 5
# HG changeset patch
# Parent
# User johndoe
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
4: [mq]: 5.patch - johndoe
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref -U
# HG changeset patch
# Parent
# User test
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
4: [mq]: 5.patch - test
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref -u
# HG changeset patch
# Parent
# User johndeere
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qnew with plain header
popping 6.patch
now at: 5.patch
now at: 6.patch
From: test
5: imported patch 6.patch - test
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref
adding 6
From: test
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
5: [mq]: 6.patch - test
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref -U
From: test
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
5: [mq]: 6.patch - test
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref -u
From: johndeere
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
5: [mq]: 6.patch - johndeere
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qpop -a / qpush -a
popping 6.patch
popping 5.patch
popping 4.patch
popping 3.patch
popping 2.patch
popping 1.patch
patch queue now empty
applying 1.patch
applying 2.patch
applying 3.patch
applying 4.patch
applying 5.patch
applying 6.patch
now at: 6.patch
5: imported patch 6.patch - johndeere
4: imported patch 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: imported patch 2.patch - jane
0: imported patch 1.patch - mary
$ rm -r sandbox
======= hg headers
$ echo "plain=false" >> $HGRCPATH
$ mkdir sandbox
$ (cd sandbox ; runtest)
==== init
==== qnew -U
# HG changeset patch
# Parent
# User test
0: [mq]: 1.patch - test
==== qref
adding 1
# HG changeset patch
# Parent
# User test
diff -r ... 1
--- /dev/null
+++ b/1
@@ -0,0 +1,1 @@
+1
0: [mq]: 1.patch - test
==== qref -u
# HG changeset patch
# Parent
# User mary
diff -r ... 1
--- /dev/null
+++ b/1
@@ -0,0 +1,1 @@
+1
0: [mq]: 1.patch - mary
==== qnew
adding 2
# HG changeset patch
# Parent
diff -r ... 2
--- /dev/null
+++ b/2
@@ -0,0 +1,1 @@
+2
1: [mq]: 2.patch - test
0: [mq]: 1.patch - mary
==== qref -u
# HG changeset patch
# User jane
# Parent
diff -r ... 2
--- /dev/null
+++ b/2
@@ -0,0 +1,1 @@
+2
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qnew -U -m
# HG changeset patch
# Parent
# User test
Three
2: Three - test
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref
adding 3
# HG changeset patch
# Parent
# User test
Three
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
2: Three - test
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref -m
# HG changeset patch
# Parent
# User test
Drei
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
2: Drei - test
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref -u
# HG changeset patch
# Parent
# User mary
Drei
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
2: Drei - mary
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref -u -m
# HG changeset patch
# Parent
# User maria
Three (again)
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qnew -m
adding 4of
# HG changeset patch
# Parent
Four
diff -r ... 4of
--- /dev/null
+++ b/4of
@@ -0,0 +1,1 @@
+4 t
3: Four - test
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref -u
# HG changeset patch
# User jane
# Parent
Four
diff -r ... 4of
--- /dev/null
+++ b/4of
@@ -0,0 +1,1 @@
+4 t
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qnew with HG header
popping 5.patch
now at: 4.patch
now at: 5.patch
# HG changeset patch
# User johndoe
4: imported patch 5.patch - johndoe
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref
adding 5
# HG changeset patch
# Parent
# User johndoe
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
4: [mq]: 5.patch - johndoe
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref -U
# HG changeset patch
# Parent
# User test
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
4: [mq]: 5.patch - test
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref -u
# HG changeset patch
# Parent
# User johndeere
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qnew with plain header
popping 6.patch
now at: 5.patch
now at: 6.patch
From: test
5: imported patch 6.patch - test
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref
adding 6
From: test
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
5: [mq]: 6.patch - test
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref -U
From: test
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
5: [mq]: 6.patch - test
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref -u
From: johndeere
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
5: [mq]: 6.patch - johndeere
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qpop -a / qpush -a
popping 6.patch
popping 5.patch
popping 4.patch
popping 3.patch
popping 2.patch
popping 1.patch
patch queue now empty
applying 1.patch
applying 2.patch
applying 3.patch
applying 4.patch
applying 5.patch
applying 6.patch
now at: 6.patch
5: imported patch 6.patch - johndeere
4: imported patch 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: imported patch 2.patch - jane
0: imported patch 1.patch - mary
$ rm -r sandbox
$ runtest
==== init
==== qnew -U
# HG changeset patch
# Parent
# User test
0: [mq]: 1.patch - test
==== qref
adding 1
# HG changeset patch
# Parent
# User test
diff -r ... 1
--- /dev/null
+++ b/1
@@ -0,0 +1,1 @@
+1
0: [mq]: 1.patch - test
==== qref -u
# HG changeset patch
# Parent
# User mary
diff -r ... 1
--- /dev/null
+++ b/1
@@ -0,0 +1,1 @@
+1
0: [mq]: 1.patch - mary
==== qnew
adding 2
# HG changeset patch
# Parent
diff -r ... 2
--- /dev/null
+++ b/2
@@ -0,0 +1,1 @@
+2
1: [mq]: 2.patch - test
0: [mq]: 1.patch - mary
==== qref -u
# HG changeset patch
# User jane
# Parent
diff -r ... 2
--- /dev/null
+++ b/2
@@ -0,0 +1,1 @@
+2
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qnew -U -m
# HG changeset patch
# Parent
# User test
Three
2: Three - test
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref
adding 3
# HG changeset patch
# Parent
# User test
Three
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
2: Three - test
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref -m
# HG changeset patch
# Parent
# User test
Drei
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
2: Drei - test
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref -u
# HG changeset patch
# Parent
# User mary
Drei
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
2: Drei - mary
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref -u -m
# HG changeset patch
# Parent
# User maria
Three (again)
diff -r ... 3
--- /dev/null
+++ b/3
@@ -0,0 +1,1 @@
+3
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qnew -m
adding 4of
# HG changeset patch
# Parent
Four
diff -r ... 4of
--- /dev/null
+++ b/4of
@@ -0,0 +1,1 @@
+4 t
3: Four - test
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qref -u
# HG changeset patch
# User jane
# Parent
Four
diff -r ... 4of
--- /dev/null
+++ b/4of
@@ -0,0 +1,1 @@
+4 t
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qnew with HG header
popping 5.patch
now at: 4.patch
now at: 5.patch
# HG changeset patch
# User johndoe
4: imported patch 5.patch - johndoe
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref
adding 5
# HG changeset patch
# Parent
# User johndoe
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
4: [mq]: 5.patch - johndoe
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref -U
# HG changeset patch
# Parent
# User test
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
4: [mq]: 5.patch - test
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref -u
# HG changeset patch
# Parent
# User johndeere
diff -r ... 5
--- /dev/null
+++ b/5
@@ -0,0 +1,1 @@
+5
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qnew with plain header
popping 6.patch
now at: 5.patch
now at: 6.patch
From: test
5: imported patch 6.patch - test
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref
adding 6
From: test
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
5: [mq]: 6.patch - test
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref -U
From: test
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
5: [mq]: 6.patch - test
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== hg qref -u
From: johndeere
diff -r ... 6
--- /dev/null
+++ b/6
@@ -0,0 +1,1 @@
+6
5: [mq]: 6.patch - johndeere
4: [mq]: 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: [mq]: 2.patch - jane
0: [mq]: 1.patch - mary
==== qpop -a / qpush -a
popping 6.patch
popping 5.patch
popping 4.patch
popping 3.patch
popping 2.patch
popping 1.patch
patch queue now empty
applying 1.patch
applying 2.patch
applying 3.patch
applying 4.patch
applying 5.patch
applying 6.patch
now at: 6.patch
5: imported patch 6.patch - johndeere
4: imported patch 5.patch - johndeere
3: Four - jane
2: Three (again) - maria
1: imported patch 2.patch - jane
0: imported patch 1.patch - mary
$ cd ..