.\" Automatically generated by Pod::Man 2.16 (Pod::Simple 3.05)
|
.\" Automatically generated by Pod::Man 2.16 (Pod::Simple 3.05)
|
.\"
|
.\"
|
.\" Standard preamble:
|
.\" Standard preamble:
|
.\" ========================================================================
|
.\" ========================================================================
|
.de Sh \" Subsection heading
|
.de Sh \" Subsection heading
|
.br
|
.br
|
.if t .Sp
|
.if t .Sp
|
.ne 5
|
.ne 5
|
.PP
|
.PP
|
\fB\\$1\fR
|
\fB\\$1\fR
|
.PP
|
.PP
|
..
|
..
|
.de Sp \" Vertical space (when we can't use .PP)
|
.de Sp \" Vertical space (when we can't use .PP)
|
.if t .sp .5v
|
.if t .sp .5v
|
.if n .sp
|
.if n .sp
|
..
|
..
|
.de Vb \" Begin verbatim text
|
.de Vb \" Begin verbatim text
|
.ft CW
|
.ft CW
|
.nf
|
.nf
|
.ne \\$1
|
.ne \\$1
|
..
|
..
|
.de Ve \" End verbatim text
|
.de Ve \" End verbatim text
|
.ft R
|
.ft R
|
.fi
|
.fi
|
..
|
..
|
.\" Set up some character translations and predefined strings. \*(-- will
|
.\" Set up some character translations and predefined strings. \*(-- will
|
.\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left
|
.\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left
|
.\" double quote, and \*(R" will give a right double quote. \*(C+ will
|
.\" double quote, and \*(R" will give a right double quote. \*(C+ will
|
.\" give a nicer C++. Capital omega is used to do unbreakable dashes and
|
.\" give a nicer C++. Capital omega is used to do unbreakable dashes and
|
.\" therefore won't be available. \*(C` and \*(C' expand to `' in nroff,
|
.\" therefore won't be available. \*(C` and \*(C' expand to `' in nroff,
|
.\" nothing in troff, for use with C<>.
|
.\" nothing in troff, for use with C<>.
|
.tr \(*W-
|
.tr \(*W-
|
.ds C+ C\v'-.1v'\h'-1p'\s-2+\h'-1p'+\s0\v'.1v'\h'-1p'
|
.ds C+ C\v'-.1v'\h'-1p'\s-2+\h'-1p'+\s0\v'.1v'\h'-1p'
|
.ie n \{\
|
.ie n \{\
|
. ds -- \(*W-
|
. ds -- \(*W-
|
. ds PI pi
|
. ds PI pi
|
. if (\n(.H=4u)&(1m=24u) .ds -- \(*W\h'-12u'\(*W\h'-12u'-\" diablo 10 pitch
|
. if (\n(.H=4u)&(1m=24u) .ds -- \(*W\h'-12u'\(*W\h'-12u'-\" diablo 10 pitch
|
. if (\n(.H=4u)&(1m=20u) .ds -- \(*W\h'-12u'\(*W\h'-8u'-\" diablo 12 pitch
|
. if (\n(.H=4u)&(1m=20u) .ds -- \(*W\h'-12u'\(*W\h'-8u'-\" diablo 12 pitch
|
. ds L" ""
|
. ds L" ""
|
. ds R" ""
|
. ds R" ""
|
. ds C` ""
|
. ds C` ""
|
. ds C' ""
|
. ds C' ""
|
'br\}
|
'br\}
|
.el\{\
|
.el\{\
|
. ds -- \|\(em\|
|
. ds -- \|\(em\|
|
. ds PI \(*p
|
. ds PI \(*p
|
. ds L" ``
|
. ds L" ``
|
. ds R" ''
|
. ds R" ''
|
'br\}
|
'br\}
|
.\"
|
.\"
|
.\" Escape single quotes in literal strings from groff's Unicode transform.
|
.\" Escape single quotes in literal strings from groff's Unicode transform.
|
.ie \n(.g .ds Aq \(aq
|
.ie \n(.g .ds Aq \(aq
|
.el .ds Aq '
|
.el .ds Aq '
|
.\"
|
.\"
|
.\" If the F register is turned on, we'll generate index entries on stderr for
|
.\" If the F register is turned on, we'll generate index entries on stderr for
|
.\" titles (.TH), headers (.SH), subsections (.Sh), items (.Ip), and index
|
.\" titles (.TH), headers (.SH), subsections (.Sh), items (.Ip), and index
|
.\" entries marked with X<> in POD. Of course, you'll have to process the
|
.\" entries marked with X<> in POD. Of course, you'll have to process the
|
.\" output yourself in some meaningful fashion.
|
.\" output yourself in some meaningful fashion.
|
.ie \nF \{\
|
.ie \nF \{\
|
. de IX
|
. de IX
|
. tm Index:\\$1\t\\n%\t"\\$2"
|
. tm Index:\\$1\t\\n%\t"\\$2"
|
..
|
..
|
. nr % 0
|
. nr % 0
|
. rr F
|
. rr F
|
.\}
|
.\}
|
.el \{\
|
.el \{\
|
. de IX
|
. de IX
|
..
|
..
|
.\}
|
.\}
|
.\"
|
.\"
|
.\" Accent mark definitions (@(#)ms.acc 1.5 88/02/08 SMI; from UCB 4.2).
|
.\" Accent mark definitions (@(#)ms.acc 1.5 88/02/08 SMI; from UCB 4.2).
|
.\" Fear. Run. Save yourself. No user-serviceable parts.
|
.\" Fear. Run. Save yourself. No user-serviceable parts.
|
. \" fudge factors for nroff and troff
|
. \" fudge factors for nroff and troff
|
.if n \{\
|
.if n \{\
|
. ds #H 0
|
. ds #H 0
|
. ds #V .8m
|
. ds #V .8m
|
. ds #F .3m
|
. ds #F .3m
|
. ds #[ \f1
|
. ds #[ \f1
|
. ds #] \fP
|
. ds #] \fP
|
.\}
|
.\}
|
.if t \{\
|
.if t \{\
|
. ds #H ((1u-(\\\\n(.fu%2u))*.13m)
|
. ds #H ((1u-(\\\\n(.fu%2u))*.13m)
|
. ds #V .6m
|
. ds #V .6m
|
. ds #F 0
|
. ds #F 0
|
. ds #[ \&
|
. ds #[ \&
|
. ds #] \&
|
. ds #] \&
|
.\}
|
.\}
|
. \" simple accents for nroff and troff
|
. \" simple accents for nroff and troff
|
.if n \{\
|
.if n \{\
|
. ds ' \&
|
. ds ' \&
|
. ds ` \&
|
. ds ` \&
|
. ds ^ \&
|
. ds ^ \&
|
. ds , \&
|
. ds , \&
|
. ds ~ ~
|
. ds ~ ~
|
. ds /
|
. ds /
|
.\}
|
.\}
|
.if t \{\
|
.if t \{\
|
. ds ' \\k:\h'-(\\n(.wu*8/10-\*(#H)'\'\h"|\\n:u"
|
. ds ' \\k:\h'-(\\n(.wu*8/10-\*(#H)'\'\h"|\\n:u"
|
. ds ` \\k:\h'-(\\n(.wu*8/10-\*(#H)'\`\h'|\\n:u'
|
. ds ` \\k:\h'-(\\n(.wu*8/10-\*(#H)'\`\h'|\\n:u'
|
. ds ^ \\k:\h'-(\\n(.wu*10/11-\*(#H)'^\h'|\\n:u'
|
. ds ^ \\k:\h'-(\\n(.wu*10/11-\*(#H)'^\h'|\\n:u'
|
. ds , \\k:\h'-(\\n(.wu*8/10)',\h'|\\n:u'
|
. ds , \\k:\h'-(\\n(.wu*8/10)',\h'|\\n:u'
|
. ds ~ \\k:\h'-(\\n(.wu-\*(#H-.1m)'~\h'|\\n:u'
|
. ds ~ \\k:\h'-(\\n(.wu-\*(#H-.1m)'~\h'|\\n:u'
|
. ds / \\k:\h'-(\\n(.wu*8/10-\*(#H)'\z\(sl\h'|\\n:u'
|
. ds / \\k:\h'-(\\n(.wu*8/10-\*(#H)'\z\(sl\h'|\\n:u'
|
.\}
|
.\}
|
. \" troff and (daisy-wheel) nroff accents
|
. \" troff and (daisy-wheel) nroff accents
|
.ds : \\k:\h'-(\\n(.wu*8/10-\*(#H+.1m+\*(#F)'\v'-\*(#V'\z.\h'.2m+\*(#F'.\h'|\\n:u'\v'\*(#V'
|
.ds : \\k:\h'-(\\n(.wu*8/10-\*(#H+.1m+\*(#F)'\v'-\*(#V'\z.\h'.2m+\*(#F'.\h'|\\n:u'\v'\*(#V'
|
.ds 8 \h'\*(#H'\(*b\h'-\*(#H'
|
.ds 8 \h'\*(#H'\(*b\h'-\*(#H'
|
.ds o \\k:\h'-(\\n(.wu+\w'\(de'u-\*(#H)/2u'\v'-.3n'\*(#[\z\(de\v'.3n'\h'|\\n:u'\*(#]
|
.ds o \\k:\h'-(\\n(.wu+\w'\(de'u-\*(#H)/2u'\v'-.3n'\*(#[\z\(de\v'.3n'\h'|\\n:u'\*(#]
|
.ds d- \h'\*(#H'\(pd\h'-\w'~'u'\v'-.25m'\f2\(hy\fP\v'.25m'\h'-\*(#H'
|
.ds d- \h'\*(#H'\(pd\h'-\w'~'u'\v'-.25m'\f2\(hy\fP\v'.25m'\h'-\*(#H'
|
.ds D- D\\k:\h'-\w'D'u'\v'-.11m'\z\(hy\v'.11m'\h'|\\n:u'
|
.ds D- D\\k:\h'-\w'D'u'\v'-.11m'\z\(hy\v'.11m'\h'|\\n:u'
|
.ds th \*(#[\v'.3m'\s+1I\s-1\v'-.3m'\h'-(\w'I'u*2/3)'\s-1o\s+1\*(#]
|
.ds th \*(#[\v'.3m'\s+1I\s-1\v'-.3m'\h'-(\w'I'u*2/3)'\s-1o\s+1\*(#]
|
.ds Th \*(#[\s+2I\s-2\h'-\w'I'u*3/5'\v'-.3m'o\v'.3m'\*(#]
|
.ds Th \*(#[\s+2I\s-2\h'-\w'I'u*3/5'\v'-.3m'o\v'.3m'\*(#]
|
.ds ae a\h'-(\w'a'u*4/10)'e
|
.ds ae a\h'-(\w'a'u*4/10)'e
|
.ds Ae A\h'-(\w'A'u*4/10)'E
|
.ds Ae A\h'-(\w'A'u*4/10)'E
|
. \" corrections for vroff
|
. \" corrections for vroff
|
.if v .ds ~ \\k:\h'-(\\n(.wu*9/10-\*(#H)'\s-2\u~\d\s+2\h'|\\n:u'
|
.if v .ds ~ \\k:\h'-(\\n(.wu*9/10-\*(#H)'\s-2\u~\d\s+2\h'|\\n:u'
|
.if v .ds ^ \\k:\h'-(\\n(.wu*10/11-\*(#H)'\v'-.4m'^\v'.4m'\h'|\\n:u'
|
.if v .ds ^ \\k:\h'-(\\n(.wu*10/11-\*(#H)'\v'-.4m'^\v'.4m'\h'|\\n:u'
|
. \" for low resolution devices (crt and lpr)
|
. \" for low resolution devices (crt and lpr)
|
.if \n(.H>23 .if \n(.V>19 \
|
.if \n(.H>23 .if \n(.V>19 \
|
\{\
|
\{\
|
. ds : e
|
. ds : e
|
. ds 8 ss
|
. ds 8 ss
|
. ds o a
|
. ds o a
|
. ds d- d\h'-1'\(ga
|
. ds d- d\h'-1'\(ga
|
. ds D- D\h'-1'\(hy
|
. ds D- D\h'-1'\(hy
|
. ds th \o'bp'
|
. ds th \o'bp'
|
. ds Th \o'LP'
|
. ds Th \o'LP'
|
. ds ae ae
|
. ds ae ae
|
. ds Ae AE
|
. ds Ae AE
|
.\}
|
.\}
|
.rm #[ #] #H #V #F C
|
.rm #[ #] #H #V #F C
|
.\" ========================================================================
|
.\" ========================================================================
|
.\"
|
.\"
|
.IX Title "GC-ANALYZE 1"
|
.IX Title "GC-ANALYZE 1"
|
.TH GC-ANALYZE 1 "2010-07-31" "gcc-4.5.1" "GNU"
|
.TH GC-ANALYZE 1 "2010-07-31" "gcc-4.5.1" "GNU"
|
.\" For nroff, turn off justification. Always turn off hyphenation; it makes
|
.\" For nroff, turn off justification. Always turn off hyphenation; it makes
|
.\" way too many mistakes in technical documents.
|
.\" way too many mistakes in technical documents.
|
.if n .ad l
|
.if n .ad l
|
.nh
|
.nh
|
.SH "NAME"
|
.SH "NAME"
|
gc\-analyze \- Analyze Garbage Collector (GC) memory dumps
|
gc\-analyze \- Analyze Garbage Collector (GC) memory dumps
|
.SH "SYNOPSIS"
|
.SH "SYNOPSIS"
|
.IX Header "SYNOPSIS"
|
.IX Header "SYNOPSIS"
|
\&\fBgc-analyze\fR [\fB\s-1OPTION\s0\fR] ... [\fIfile\fR]
|
\&\fBgc-analyze\fR [\fB\s-1OPTION\s0\fR] ... [\fIfile\fR]
|
.SH "DESCRIPTION"
|
.SH "DESCRIPTION"
|
.IX Header "DESCRIPTION"
|
.IX Header "DESCRIPTION"
|
\&\fBgc-analyze\fR prints an analysis of a \s-1GC\s0 memory dump to
|
\&\fBgc-analyze\fR prints an analysis of a \s-1GC\s0 memory dump to
|
standard out.
|
standard out.
|
.PP
|
.PP
|
The memory dumps may be created by calling
|
The memory dumps may be created by calling
|
\&\f(CW\*(C`gnu.gcj.util.GCInfo.enumerate(String namePrefix)\*(C'\fR from java
|
\&\f(CW\*(C`gnu.gcj.util.GCInfo.enumerate(String namePrefix)\*(C'\fR from java
|
code. A memory dump will be created on an out of memory condition if
|
code. A memory dump will be created on an out of memory condition if
|
\&\f(CW\*(C`gnu.gcj.util.GCInfo.setOOMDump(String namePrefix)\*(C'\fR is called
|
\&\f(CW\*(C`gnu.gcj.util.GCInfo.setOOMDump(String namePrefix)\*(C'\fR is called
|
before the out of memory occurs.
|
before the out of memory occurs.
|
.PP
|
.PP
|
Running this program will create two files: \fITestDump001\fR and
|
Running this program will create two files: \fITestDump001\fR and
|
\&\fITestDump001.bytes\fR.
|
\&\fITestDump001.bytes\fR.
|
.PP
|
.PP
|
.Vb 2
|
.Vb 2
|
\& import gnu.gcj.util.*;
|
\& import gnu.gcj.util.*;
|
\& import java.util.*;
|
\& import java.util.*;
|
\&
|
\&
|
\& public class GCDumpTest
|
\& public class GCDumpTest
|
\& {
|
\& {
|
\& static public void main(String args[])
|
\& static public void main(String args[])
|
\& {
|
\& {
|
\& ArrayList l = new ArrayList(1000);
|
\& ArrayList l = new ArrayList(1000);
|
\&
|
\&
|
\& for (int i = 1; i < 1500; i++) {
|
\& for (int i = 1; i < 1500; i++) {
|
\& l.add("This is string #" + i);
|
\& l.add("This is string #" + i);
|
\& }
|
\& }
|
\& GCInfo.enumerate("TestDump");
|
\& GCInfo.enumerate("TestDump");
|
\& }
|
\& }
|
\& }
|
\& }
|
.Ve
|
.Ve
|
.PP
|
.PP
|
The memory dump may then be displayed by running:
|
The memory dump may then be displayed by running:
|
.PP
|
.PP
|
.Vb 1
|
.Vb 1
|
\& gc\-analyze \-v TestDump001
|
\& gc\-analyze \-v TestDump001
|
.Ve
|
.Ve
|
.SH "OPTIONS"
|
.SH "OPTIONS"
|
.IX Header "OPTIONS"
|
.IX Header "OPTIONS"
|
.IP "\fB\-\-verbose\fR" 4
|
.IP "\fB\-\-verbose\fR" 4
|
.IX Item "--verbose"
|
.IX Item "--verbose"
|
.PD 0
|
.PD 0
|
.IP "\fB\-v\fR" 4
|
.IP "\fB\-v\fR" 4
|
.IX Item "-v"
|
.IX Item "-v"
|
.PD
|
.PD
|
Verbose output.
|
Verbose output.
|
.IP "\fB\-p\fR \fItool-prefix\fR" 4
|
.IP "\fB\-p\fR \fItool-prefix\fR" 4
|
.IX Item "-p tool-prefix"
|
.IX Item "-p tool-prefix"
|
Prefix added to the names of the \fBnm\fR and \fBreadelf\fR commands.
|
Prefix added to the names of the \fBnm\fR and \fBreadelf\fR commands.
|
.IP "\fB\-d\fR \fIdirectory\fR" 4
|
.IP "\fB\-d\fR \fIdirectory\fR" 4
|
.IX Item "-d directory"
|
.IX Item "-d directory"
|
Directory that contains the executable and shared libraries used when
|
Directory that contains the executable and shared libraries used when
|
the dump was generated.
|
the dump was generated.
|
.IP "\fB\-\-help\fR" 4
|
.IP "\fB\-\-help\fR" 4
|
.IX Item "--help"
|
.IX Item "--help"
|
Print a help message, then exit.
|
Print a help message, then exit.
|
.IP "\fB\-\-version\fR" 4
|
.IP "\fB\-\-version\fR" 4
|
.IX Item "--version"
|
.IX Item "--version"
|
Print version information, then exit.
|
Print version information, then exit.
|
.SH "SEE ALSO"
|
.SH "SEE ALSO"
|
.IX Header "SEE ALSO"
|
.IX Header "SEE ALSO"
|
.SH "COPYRIGHT"
|
.SH "COPYRIGHT"
|
.IX Header "COPYRIGHT"
|
.IX Header "COPYRIGHT"
|
Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
|
Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
|
.PP
|
.PP
|
Permission is granted to copy, distribute and/or modify this document
|
Permission is granted to copy, distribute and/or modify this document
|
under the terms of the \s-1GNU\s0 Free Documentation License, Version 1.2 or
|
under the terms of the \s-1GNU\s0 Free Documentation License, Version 1.2 or
|
any later version published by the Free Software Foundation; with no
|
any later version published by the Free Software Foundation; with no
|
Invariant Sections, the Front-Cover Texts being (a) (see below), and
|
Invariant Sections, the Front-Cover Texts being (a) (see below), and
|
with the Back-Cover Texts being (b) (see below).
|
with the Back-Cover Texts being (b) (see below).
|
A copy of the license is included in the
|
A copy of the license is included in the
|
man page \fIgfdl\fR\|(7).
|
man page \fIgfdl\fR\|(7).
|
.PP
|
.PP
|
(a) The \s-1FSF\s0's Front-Cover Text is:
|
(a) The \s-1FSF\s0's Front-Cover Text is:
|
.PP
|
.PP
|
.Vb 1
|
.Vb 1
|
\& A GNU Manual
|
\& A GNU Manual
|
.Ve
|
.Ve
|
.PP
|
.PP
|
(b) The \s-1FSF\s0's Back-Cover Text is:
|
(b) The \s-1FSF\s0's Back-Cover Text is:
|
.PP
|
.PP
|
.Vb 3
|
.Vb 3
|
\& You have freedom to copy and modify this GNU Manual, like GNU
|
\& You have freedom to copy and modify this GNU Manual, like GNU
|
\& software. Copies published by the Free Software Foundation raise
|
\& software. Copies published by the Free Software Foundation raise
|
\& funds for GNU development.
|
\& funds for GNU development.
|
.Ve
|
.Ve
|
|
|
