~$ uname -a
Linux xxxxxxxxx 4.4.0-102-generic #125-Ubuntu SMP Tue Nov 21 15:13:42 
+UTC 2017 i686 i686 i686 GNU/Linux

$ perl -v

This is perl 5, version 22, subversion 1 (v5.22.1) built for i686-linu
+x-gnu-thread-multi-64int
(with 60 registered patches, see perl -V for more detail)

$ perl -MO=Concise -e 'for ($x=0; $x!=100_000_000; ++$x) {}'
h  <@> leave[1 ref] vKP/REFC ->(end)
1     <0> enter ->2
2     <;> nextstate(main 1 -e:1) v:{ ->3
5     <2> sassign vKS/2 ->6
3        <$> const[IV 0] s ->4
-        <1> ex-rv2sv sKRM*/1 ->5
4           <#> gvsv[*x] s ->5
6     <0> unstack v* ->7
g     <2> leaveloop vK/2 ->h
7        <{> enterloop(next->9 last->g redo->8) v ->c
-        <1> null vK/1 ->g
f           <|> and(other->8) vK/1 ->g
e              <2> ne sK/2 ->f
-                 <1> ex-rv2sv sK/1 ->d
c                    <#> gvsv[*x] s ->d
d                 <$> const[IV 100000000] s ->e
-              <@> lineseq vK ->-
-                 <@> scope vK ->9
8                    <0> stub v ->9
a                 <1> preinc vK/1 ->b
-                    <1> ex-rv2sv sKRM/1 ->a
9                       <#> gvsv[*x] s ->a
b                 <0> unstack v ->c

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In reply to Re^2: perl process slower and slower when loop number increase by Anonymous Monk
in thread perl process slower and slower when loop number increase by Anonymous Monk

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