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Diffstat (limited to 'gcc-4.9/gcc/doc/gc-analyze.1')
| -rw-r--r-- | gcc-4.9/gcc/doc/gc-analyze.1 | 231 |
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diff --git a/gcc-4.9/gcc/doc/gc-analyze.1 b/gcc-4.9/gcc/doc/gc-analyze.1 new file mode 100644 index 000000000..a446a65ef --- /dev/null +++ b/gcc-4.9/gcc/doc/gc-analyze.1 @@ -0,0 +1,231 @@ +.\" Automatically generated by Pod::Man 2.27 (Pod::Simple 3.28) +.\" +.\" Standard preamble: +.\" ======================================================================== +.de Sp \" Vertical space (when we can't use .PP) +.if t .sp .5v +.if n .sp +.. +.de Vb \" Begin verbatim text +.ft CW +.nf +.ne \\$1 +.. +.de Ve \" End verbatim text +.ft R +.fi +.. +.\" Set up some character translations and predefined strings. \*(-- will +.\" 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 +.\" give a nicer C++. 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Of course, you'll have to process the +.\" output yourself in some meaningful fashion. +.\" +.\" Avoid warning from groff about undefined register 'F'. +.de IX +.. +.nr rF 0 +.if \n(.g .if rF .nr rF 1 +.if (\n(rF:(\n(.g==0)) \{ +. if \nF \{ +. de IX +. tm Index:\\$1\t\\n%\t"\\$2" +.. +. if !\nF==2 \{ +. nr % 0 +. nr F 2 +. \} +. \} +.\} +.rr rF +.\" +.\" Accent mark definitions (@(#)ms.acc 1.5 88/02/08 SMI; from UCB 4.2). +.\" Fear. Run. Save yourself. 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Always turn off hyphenation; it makes +.\" way too many mistakes in technical documents. +.if n .ad l +.nh +.SH "NAME" +gc\-analyze \- Analyze Garbage Collector (GC) memory dumps +.SH "SYNOPSIS" +.IX Header "SYNOPSIS" +\&\fBgc-analyze\fR [\fB\s-1OPTION\s0\fR] ... [\fIfile\fR] +.SH "DESCRIPTION" +.IX Header "DESCRIPTION" +\&\fBgc-analyze\fR prints an analysis of a \s-1GC\s0 memory dump to +standard out. +.PP +The memory dumps may be created by calling +\&\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 +\&\f(CW\*(C`gnu.gcj.util.GCInfo.setOOMDump(String namePrefix)\*(C'\fR is called +before the out of memory occurs. +.PP +Running this program will create two files: \fITestDump001\fR and +\&\fITestDump001.bytes\fR. +.PP +.Vb 2 +\& import gnu.gcj.util.*; +\& import java.util.*; +\& +\& public class GCDumpTest +\& { +\& static public void main(String args[]) +\& { +\& ArrayList<String> l = new ArrayList<String>(1000); +\& +\& for (int i = 1; i < 1500; i++) { +\& l.add("This is string #" + i); +\& } +\& GCInfo.enumerate("TestDump"); +\& } +\& } +.Ve +.PP +The memory dump may then be displayed by running: +.PP +.Vb 1 +\& gc\-analyze \-v TestDump001 +.Ve +.SH "OPTIONS" +.IX Header "OPTIONS" +.IP "\fB\-\-verbose\fR" 4 +.IX Item "--verbose" +.PD 0 +.IP "\fB\-v\fR" 4 +.IX Item "-v" +.PD +Verbose output. +.IP "\fB\-p\fR \fItool-prefix\fR" 4 +.IX Item "-p tool-prefix" +Prefix added to the names of the \fBnm\fR and \fBreadelf\fR commands. +.IP "\fB\-d\fR \fIdirectory\fR" 4 +.IX Item "-d directory" +Directory that contains the executable and shared libraries used when +the dump was generated. +.IP "\fB\-\-help\fR" 4 +.IX Item "--help" +Print a help message, then exit. +.IP "\fB\-\-version\fR" 4 +.IX Item "--version" +Print version information, then exit. +.SH "SEE ALSO" +.IX Header "SEE ALSO" +.SH "COPYRIGHT" +.IX Header "COPYRIGHT" +Copyright (c) 2001\-2014 Free Software Foundation, Inc. +.PP +Permission is granted to copy, distribute and/or modify this document +under the terms of the \s-1GNU\s0 Free Documentation License, Version 1.3 or +any later version published by the Free Software Foundation; with no +Invariant Sections, the Front-Cover Texts being (a) (see below), and +with the Back-Cover Texts being (b) (see below). +A copy of the license is included in the +man page \fIgfdl\fR\|(7). +.PP +(a) The \s-1FSF\s0's Front-Cover Text is: +.PP +.Vb 1 +\& A GNU Manual +.Ve +.PP +(b) The \s-1FSF\s0's Back-Cover Text is: +.PP +.Vb 3 +\& You have freedom to copy and modify this GNU Manual, like GNU +\& software. Copies published by the Free Software Foundation raise +\& funds for GNU development. +.Ve |