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<span class="siteTitle">NYTProf Performance Profile</span>
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For examples/Atom-timer.pl
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<span class="siteSubtitle">Run on Mon Aug 12 14:45:28 2013<br />Reported on Mon Aug 12 14:46:14 2013</span>
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<div class="body_content"><br />
<table class="file_summary"><tr><td class="h">Filename</td><td align="left"><a href="file:///Users/dde/perl5/perlbrew/perls/5.18.0t/lib/5.18.0/vars.pm">/Users/dde/perl5/perlbrew/perls/5.18.0t/lib/5.18.0/vars.pm</a></td></tr>
<tr><td class="h">Statements</td><td align="left">Executed 96 statements in 681µs</td></tr></table>
<table id="subs_table" border="1" cellpadding="0" class="tablesorter">
<caption>Subroutines</caption>
<thead>
<tr>
<th>Calls</th>
<th><span title="Number of Places sub is called from">P</span></th>
<th><span title="Number of Files sub is called from">F</span></th>
<th>Exclusive<br />Time</th>
<th>Inclusive<br />Time</th>
<th>Subroutine</th>
</tr>
</thead>
<tbody>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.0%">178µs</span></td><td class="c0"><span title="0.0%">244µs</span></td><td class="sub_name"><span style="display: none;">vars::::BEGIN@7</span>vars::<a href="vars-pm-21-line.html#7">BEGIN@7</a></td></tr>
<tr><td class="c0">6</td><td class="c0">6</td><td class="c0">6</td><td class="c0"><span title="0.0%">165µs</span></td><td class="c0"><span title="0.0%">201µs</span></td><td class="sub_name"><span style="display: none;">vars::::import</span>vars::<a href="vars-pm-21-line.html#10">import</a></td></tr>
<tr><td class="c0">48</td><td class="c0">3</td><td class="c3">1</td><td class="c3"><span title="0.0%">35µs</span></td><td class="c3"><span title="0.0%">35µs</span></td><td class="sub_name"><span style="display: none;">vars::::CORE:match</span>vars::<a href="vars-pm-21-line.html#vars__CORE_match">CORE:match</a> (opcode)</td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">13µs</span></td><td class="c3"><span title="0.0%">13µs</span></td><td class="sub_name"><span style="display: none;">vars::::BEGIN@3</span>vars::<a href="vars-pm-21-line.html#3">BEGIN@3</a></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">5µs</span></td><td class="c3"><span title="0.0%">14µs</span></td><td class="sub_name"><span style="display: none;">vars::::BEGIN@8</span>vars::<a href="vars-pm-21-line.html#8">BEGIN@8</a></td></tr>
</tbody></table>
Call graph for these subroutines as a
<a href="http://en.wikipedia.org/wiki/Graphviz">Graphviz</a>
<a href="Users-dde-perl5-perlbrew-perls-5-18-0t-lib-5-18-0-vars-pm.dot">dot language file</a>.
<table border="1" cellpadding="0">
<thead>
<tr><th>Line</th>
<th><span title="Number of statements executed">State<br />ments</span></th>
<th><span title="Time spend executing statements on the line,
excluding time spent executing statements in any called subroutines">Time<br />on line</span></th>
<th><span title="Number of subroutines calls">Calls</span></th>
<th><span title="Time spent in subroutines called (inclusive)">Time<br />in subs</span></th>
<th class="left_indent_header">Code</th>
</tr>
</thead>
<tbody>
<tr><td class="h"><a name="1"></a>1</td><td></td><td></td><td></td><td></td><td class="s">package vars;</td></tr>
<tr><td class="h"><a name="2"></a>2</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="3"></a>3</td><td class="c3">2</td><td class="c1"><span title="Avg 24µs">47µs</span></td><td class="c3">1</td><td class="c3">13µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 13µs within vars::BEGIN@3 which was called:
# once (13µs+0s) by Config::BEGIN@11 at <a href="vars-pm-21-line.html#3">line 3</a></div></div>use 5.006;<div class="calls"><div class="calls_out"># spent 13µs making 1 call to <a href="vars-pm-21-line.html#3">vars::BEGIN@3</a></div></div></td></tr>
<tr><td class="h"><a name="4"></a>4</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="5"></a>5</td><td class="c3">1</td><td class="c3"><span title="Avg 400ns">400ns</span></td><td></td><td></td><td class="s">our $VERSION = '1.03';</td></tr>
<tr><td class="h"><a name="6"></a>6</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="7"></a>7</td><td class="c3">2</td><td class="c0"><span title="Avg 96µs">192µs</span></td><td class="c3">2</td><td class="c0">310µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 244µs (178+66) within vars::BEGIN@7 which was called:
# once (178µs+66µs) by Config::BEGIN@11 at <a href="vars-pm-21-line.html#7">line 7</a></div></div>use warnings::register;<div class="calls"><div class="calls_out"># spent 244µs making 1 call to <a href="vars-pm-21-line.html#7">vars::BEGIN@7</a>
# spent 66µs making 1 call to <a href="warnings-register-pm-22-line.html#38">warnings::register::import</a></div></div></td></tr>
<tr><td class="h"><a name="8"></a>8</td><td class="c3">2</td><td class="c0"><span title="Avg 121µs">242µs</span></td><td class="c3">2</td><td class="c3">23µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 14µs (5+9) within vars::BEGIN@8 which was called:
# once (5µs+9µs) by Config::BEGIN@11 at <a href="vars-pm-21-line.html#8">line 8</a></div></div>use strict qw(vars subs);<div class="calls"><div class="calls_out"># spent 14µs making 1 call to <a href="vars-pm-21-line.html#8">vars::BEGIN@8</a>
# spent 9µs making 1 call to <a href="strict-pm-3-line.html#42">strict::import</a></div></div></td></tr>
<tr><td class="h"><a name="9"></a>9</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="10"></a>10</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 201µs (165+35) within vars::import which was called 6 times, avg 33µs/call:
# once (38µs+8µs) by List::MoreUtils::BEGIN@8 at <a href="List-MoreUtils-pm-57-line.html#8">line 8 of List/MoreUtils.pm</a>
# once (35µs+8µs) by Params::Util::BEGIN@65 at <a href="Params-Util-pm-40-line.html#65">line 65 of Params/Util.pm</a>
# once (31µs+7µs) by Storable::BEGIN@22 at <a href="Storable-pm-379-line.html#22">line 22 of Storable.pm</a>
# once (27µs+5µs) by Config::BEGIN@11 at <a href="Config-pm-20-line.html#11">line 11 of Config.pm</a>
# once (22µs+5µs) by constant::BEGIN@6 at <a href="constant-pm-53-line.html#6">line 6 of constant.pm</a>
# once (12µs+3µs) by base::BEGIN@4 at <a href="base-pm-36-line.html#4">line 4 of base.pm</a></div></div>sub import {</td></tr>
<tr><td class="h"><a name="11"></a>11</td><td class="c3">6</td><td class="c3"><span title="Avg 567ns">3µs</span></td><td></td><td></td><td class="s"> my $callpack = caller;</td></tr>
<tr><td class="h"><a name="12"></a>12</td><td class="c3">6</td><td class="c3"><span title="Avg 1µs">7µs</span></td><td></td><td></td><td class="s"> my (undef, @imports) = @_;</td></tr>
<tr><td class="h"><a name="13"></a>13</td><td class="c3">6</td><td class="c3"><span title="Avg 117ns">700ns</span></td><td></td><td></td><td class="s"> my ($sym, $ch);</td></tr>
<tr><td class="h"><a name="14"></a>14</td><td class="c3">6</td><td class="c3"><span title="Avg 3µs">20µs</span></td><td></td><td></td><td class="s"> foreach (@imports) {</td></tr>
<tr><td class="h"><a name="15"></a>15</td><td class="c0">16</td><td class="c0"><span title="Avg 5µs">77µs</span></td><td class="c3">16</td><td class="c3">26µs</td><td class="s"> if (($ch, $sym) = /^([\$\@\%\*\&])(.+)/) {<div class="calls"><div class="calls_out"> # spent 26µs making 16 calls to <a href="vars-pm-21-line.html#vars__CORE_match">vars::CORE:match</a>, avg 2µs/call</div></div></td></tr>
<tr><td class="h"><a name="16"></a>16</td><td class="c0">16</td><td class="c3"><span title="Avg 1µs">22µs</span></td><td class="c3">16</td><td class="c3">5µs</td><td class="s"> if ($sym =~ /\W/) {<div class="calls"><div class="calls_out"> # spent 5µs making 16 calls to <a href="vars-pm-21-line.html#vars__CORE_match">vars::CORE:match</a>, avg 331ns/call</div></div></td></tr>
<tr><td class="h"><a name="17"></a>17</td><td></td><td></td><td></td><td></td><td class="s"> # time for a more-detailed check-up</td></tr>
<tr><td class="h"><a name="18"></a>18</td><td></td><td></td><td></td><td></td><td class="s"> if ($sym =~ /^\w+[[{].*[]}]$/) {</td></tr>
<tr><td class="h"><a name="19"></a>19</td><td></td><td></td><td></td><td></td><td class="s"> require Carp;</td></tr>
<tr><td class="h"><a name="20"></a>20</td><td></td><td></td><td></td><td></td><td class="s"> Carp::croak("Can't declare individual elements of hash or array");</td></tr>
<tr><td class="h"><a name="21"></a>21</td><td></td><td></td><td></td><td></td><td class="s"> } elsif (warnings::enabled() and length($sym) == 1 and $sym !~ tr/a-zA-Z//) {</td></tr>
<tr><td class="h"><a name="22"></a>22</td><td></td><td></td><td></td><td></td><td class="s"> warnings::warn("No need to declare built-in vars");</td></tr>
<tr><td class="h"><a name="23"></a>23</td><td></td><td></td><td></td><td></td><td class="s"> } elsif (($^H &= strict::bits('vars'))) {</td></tr>
<tr><td class="h"><a name="24"></a>24</td><td></td><td></td><td></td><td></td><td class="s"> require Carp;</td></tr>
<tr><td class="h"><a name="25"></a>25</td><td></td><td></td><td></td><td></td><td class="s"> Carp::croak("'$_' is not a valid variable name under strict vars");</td></tr>
<tr><td class="h"><a name="26"></a>26</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="27"></a>27</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="28"></a>28</td><td class="c0">16</td><td class="c3"><span title="Avg 2µs">26µs</span></td><td class="c3">16</td><td class="c3">4µs</td><td class="s"> $sym = "${callpack}::$sym" unless $sym =~ /::/;<div class="calls"><div class="calls_out"> # spent 4µs making 16 calls to <a href="vars-pm-21-line.html#vars__CORE_match">vars::CORE:match</a>, avg 231ns/call</div></div></td></tr>
<tr><td class="h"><a name="29"></a>29</td><td></td><td></td><td></td><td></td><td class="s"> *$sym =</td></tr>
<tr><td class="h"><a name="30"></a>30</td><td></td><td></td><td></td><td></td><td class="s"> ( $ch eq "\$" ? \$$sym</td></tr>
<tr><td class="h"><a name="31"></a>31</td><td></td><td></td><td></td><td></td><td class="s"> : $ch eq "\@" ? \@$sym</td></tr>
<tr><td class="h"><a name="32"></a>32</td><td></td><td></td><td></td><td></td><td class="s"> : $ch eq "\%" ? \%$sym</td></tr>
<tr><td class="h"><a name="33"></a>33</td><td></td><td></td><td></td><td></td><td class="s"> : $ch eq "\*" ? \*$sym</td></tr>
<tr><td class="h"><a name="34"></a>34</td><td></td><td></td><td></td><td></td><td class="s"> : $ch eq "\&" ? \&$sym </td></tr>
<tr><td class="h"><a name="35"></a>35</td><td class="c0">16</td><td class="c2"><span title="Avg 2µs">39µs</span></td><td></td><td></td><td class="s"> : do {</td></tr>
<tr><td class="h"><a name="36"></a>36</td><td></td><td></td><td></td><td></td><td class="s"> require Carp;</td></tr>
<tr><td class="h"><a name="37"></a>37</td><td></td><td></td><td></td><td></td><td class="s"> Carp::croak("'$_' is not a valid variable name");</td></tr>
<tr><td class="h"><a name="38"></a>38</td><td></td><td></td><td></td><td></td><td class="s"> });</td></tr>
<tr><td class="h"><a name="39"></a>39</td><td></td><td></td><td></td><td></td><td class="s"> } else {</td></tr>
<tr><td class="h"><a name="40"></a>40</td><td></td><td></td><td></td><td></td><td class="s"> require Carp;</td></tr>
<tr><td class="h"><a name="41"></a>41</td><td></td><td></td><td></td><td></td><td class="s"> Carp::croak("'$_' is not a valid variable name");</td></tr>
<tr><td class="h"><a name="42"></a>42</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="43"></a>43</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="44"></a>44</td><td></td><td></td><td></td><td></td><td class="s">};</td></tr>
<tr><td class="h"><a name="45"></a>45</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="46"></a>46</td><td class="c3">1</td><td class="c3"><span title="Avg 2µs">2µs</span></td><td></td><td></td><td class="s">1;</td></tr>
<tr><td class="h"><a name="47"></a>47</td><td></td><td></td><td></td><td></td><td class="s">__END__</td></tr>
<tr><td class="s"><a name=""></a> </td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="vars__CORE_match"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 35µs within vars::CORE:match which was called 48 times, avg 733ns/call:
# 16 times (26µs+0s) by vars::import at <a href="vars-pm-21-line.html#15">line 15</a>, avg 2µs/call
# 16 times (5µs+0s) by vars::import at <a href="vars-pm-21-line.html#16">line 16</a>, avg 331ns/call
# 16 times (4µs+0s) by vars::import at <a href="vars-pm-21-line.html#28">line 28</a>, avg 231ns/call</div></div>sub vars::CORE:match; # opcode<br /> </td></tr>
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