Profile of Sub/Identify.pm

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NYTProf Performance Profile «block view•line view•sub view»
For xt/tapper-mcp-scheduler-with-db-longrun.t
Run on Tue May 22 17:18:39 2012
Reported on Tue May 22 17:22:57 2012

Filename | /2home/ss5/perl5/perlbrew/perls/perl-5.12.3/lib/site_perl/5.12.3/x86_64-linux/Sub/Identify.pm
Statements | Executed 166 statements in 22.7ms

Subroutines
Calls | P | F | Exclusive Time | Inclusive Time | Subroutine
--- | --- | --- | --- | --- | ---
145 | 1 | 1 | 516µs | 713µs | Sub::Identify::::sub_fullnameSub::Identify::sub_fullname
145 | 1 | 1 | 198µs | 198µs | Sub::Identify::::get_code_infoSub::Identify::get_code_info (xsub)
1 | 1 | 1 | 94µs | 20.5ms | Sub::Identify::::BEGIN@6Sub::Identify::BEGIN@6
1 | 1 | 1 | 90µs | 106µs | Sub::Identify::::BEGIN@3Sub::Identify::BEGIN@3
1 | 1 | 1 | 27µs | 95µs | Sub::Identify::::BEGIN@4Sub::Identify::BEGIN@4
0 | 0 | 0 | 0s | 0s | Sub::Identify::::__ANON__[:44]Sub::Identify::__ANON__[:44]
0 | 0 | 0 | 0s | 0s | Sub::Identify::::stash_nameSub::Identify::stash_name
0 | 0 | 0 | 0s | 0s | Sub::Identify::::sub_nameSub::Identify::sub_name

Call graph for these subroutines as a Graphviz dot language file.

Line | State ments | Time on line | Calls | Time in subs | Code
--- | --- | --- | --- | --- | ---
1 |  |  |  |  | package Sub::Identify;
2 |  |  |  |  |
3 | 3 | 76µs | 2 | 122µs | # spent 106µs (90+16) within Sub::Identify::BEGIN@3 which was called: # once (90µs+16µs) by namespace::clean::__ANON__[/2home/ss5/perl5/perlbrew/perls/perl-5.12.3/lib/site_perl/5.12.3/namespace/clean.pm:221] at line 3 use strict; # spent 106µs making 1 call to Sub::Identify::BEGIN@3 # spent 16µs making 1 call to strict::import
4 | 3 | 856µs | 2 | 162µs | # spent 95µs (27+67) within Sub::Identify::BEGIN@4 which was called: # once (27µs+67µs) by namespace::clean::__ANON__[/2home/ss5/perl5/perlbrew/perls/perl-5.12.3/lib/site_perl/5.12.3/namespace/clean.pm:221] at line 4 use Exporter; # spent 95µs making 1 call to Sub::Identify::BEGIN@4 # spent 67µs making 1 call to Exporter::import
5 |  |  |  |  |
6 |  |  |  |  | # spent 20.5ms (94µs+20.4) within Sub::Identify::BEGIN@6 which was called: # once (94µs+20.4ms) by namespace::clean::__ANON__[/2home/ss5/perl5/perlbrew/perls/perl-5.12.3/lib/site_perl/5.12.3/namespace/clean.pm:221] at line 46 BEGIN {
7 | 7 | 56µs |  |  | our $VERSION = '0.04';
8 |  |  |  |  | our @ISA = ('Exporter');
9 |  |  |  |  | our %EXPORT_TAGS = (all => [ our @EXPORT_OK = qw(sub_name stash_name sub_fullname get_code_info) ]);
10 |  |  |  |  |
11 |  |  |  |  | my $loaded = 0;
12 | 4 | 7µs |  |  | unless ($ENV{PERL_SUB_IDENTIFY_PP}) {
13 |  |  |  |  | local $@;
14 | 1 | 6µs |  |  | eval {
15 | 2 | 20.5ms |  |  | if ($] >= 5.006) {
16 |  |  |  |  | require XSLoader;
17 |  |  | 1 | 20.4ms | XSLoader::load(__PACKAGE__, $VERSION); # spent 20.4ms making 1 call to XSLoader::load
18 |  |  |  |  | }
19 |  |  |  |  | else {
20 |  |  |  |  | require DynaLoader;
21 |  |  |  |  | push @ISA, 'DynaLoader';
22 |  |  |  |  | __PACKAGE__->bootstrap($VERSION);
23 |  |  |  |  | }
24 |  |  |  |  | };
25 |  |  |  |  |
26 |  |  |  |  | die $@ if $@ && $@ !~ /object version|loadable object/;
27 |  |  |  |  |
28 |  |  |  |  | $loaded = 1 unless $@;
29 |  |  |  |  | }
30 |  |  |  |  |
31 |  |  |  |  | our $IsPurePerl = !$loaded;
32 |  |  |  |  |
33 |  |  |  |  | if ($IsPurePerl) {
34 |  |  |  |  | require B;
35 |  |  |  |  | *get_code_info = sub ($) {
36 |  |  |  |  | my ($coderef) = @_;
37 |  |  |  |  | ref $coderef or return;
38 |  |  |  |  | my $cv = B::svref_2object($coderef);
39 |  |  |  |  | $cv->isa('B::CV') or return;
40 |  |  |  |  | # bail out if GV is undefined
41 |  |  |  |  | $cv->GV->isa('B::SPECIAL') and return;
42 |  |  |  |  |
43 |  |  |  |  | return ($cv->GV->STASH->NAME, $cv->GV->NAME);
44 |  |  |  |  | };
45 |  |  |  |  | }
46 | 1 | 340µs | 1 | 20.5ms | } # spent 20.5ms making 1 call to Sub::Identify::BEGIN@6
47 |  |  |  |  |
48 |  |  |  |  | sub stash_name ($) { (get_code_info($_[0]))[0] }
49 |  |  |  |  | sub sub_name ($) { (get_code_info($_[0]))[1] }
50 | 145 | 865µs | 145 | 198µs | # spent 713µs (516+198) within Sub::Identify::sub_fullname which was called 145 times, avg 5µs/call: # 145 times (516µs+198µs) by namespace::clean::__ANON__[/2home/ss5/perl5/perlbrew/perls/perl-5.12.3/lib/site_perl/5.12.3/namespace/clean.pm:221] at line 212 of namespace/clean.pm, avg 5µs/call sub sub_fullname ($) { join '::', get_code_info($_[0]) } # spent 198µs making 145 calls to Sub::Identify::get_code_info, avg 1µs/call
51 |  |  |  |  |
52 | 1 | 9µs |  |  | 1;
53 |  |  |  |  |
54 |  |  |  |  | __END__
|  |  |  |  | # spent 198µs within Sub::Identify::get_code_info which was called 145 times, avg 1µs/call: # 145 times (198µs+0s) by Sub::Identify::sub_fullname at line 50, avg 1µs/call sub Sub::Identify::get_code_info; # xsub