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darold committed Nov 15, 2013
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2 changes: 2 additions & 0 deletions .gitignore
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# Swap files
*.swp
10 changes: 10 additions & 0 deletions ChangeLog
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2013-11-15 - Version 1.0 released

This is the first public release of pgCluu, that is a packaging of the tools I
use every day to collect statistics and build reports of PostgreSQL Cluster for
performances auditing.

At this time it report everything that is helpfull for a PostgreSQL Cluster
performance auditing, but still need addtional information about queries from
pg_stat_statement. This will comes in next release.

17 changes: 17 additions & 0 deletions LICENSE
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Copyright (c) 2012-2013, Gilles Darold

Permission to use, copy, modify, and distribute this software and its
documentation for any purpose, without fee, and without a written agreement
is hereby granted, provided that the above copyright notice and this
paragraph and the following two paragraphs appear in all copies.

IN NO EVENT SHALL Dalibo BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
Dalibo HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Gilles DArold SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS,
AND Gilles Darold HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
14 changes: 14 additions & 0 deletions MANIFEST
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LICENSE
Makefile.PL
pgcluu
pgcluu_collectd
README
resources
doc/pgCluu.pod
resources/bootstrap.min.css
resources/bootstrap.min.js
resources/font-awesome.min.css
resources/fontawesome-webfont.ttf
resources/jquery.min.js
resources/pgcluu.css
resources/pgcluu.js
28 changes: 28 additions & 0 deletions META.yml
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---
abstract: 'pgCluu - PostgreSQL performances auditing tool'
author:
- 'Gilles Darold (gilles@darold.net)'
build_requires:
ExtUtils::MakeMaker: 0
configure_requires:
ExtUtils::MakeMaker: 0
distribution_type: module
dynamic_config: 0
generated_by: 'ExtUtils::MakeMaker version 6.57_05'
license: unknown
meta-spec:
url: http://module-build.sourceforge.net/META-spec-v1.4.html
version: 1.4
name: pgcluu
no_index:
directory:
- t
- inc
requires: {}
resources:
homepage: http://pgcluu.darold.net/
repository:
git: git@github.com:darold/pgcluu.git
type: git
web: http://pgcluu.darold.net/
version: 1.0
48 changes: 48 additions & 0 deletions Makefile.PL
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use ExtUtils::MakeMaker;
# See lib/ExtUtils/MakeMaker.pm for details of how to influence
# the contents of the Makefile that is written.

use strict;

my @ALLOWED_ARGS = ('INSTALLDIRS','DESTDIR');

# Parse command line arguments and store them as environment variables
while ($_ = shift) {
my ($k,$v) = split(/=/, $_, 2);
if (grep(/^$k$/, @ALLOWED_ARGS)) {
$ENV{$k} = $v;
}
}
$ENV{DESTDIR} =~ s/\/$//;

# Default install path
my $DESTDIR = $ENV{DESTDIR} || '';
my $INSTALLDIRS = $ENV{INSTALLDIRS} || 'site';

WriteMakefile(
'DISTNAME' => 'pgcluu',
'NAME' => 'pgCluu',
'VERSION_FROM' => 'pgcluu',
'dist' => {
'COMPRESS'=>'gzip -9f', 'SUFFIX' => 'gz',
'ZIP'=>'/usr/bin/zip','ZIPFLAGS'=>'-rl'
},
'AUTHOR' => 'Gilles Darold (gilles@darold.net)',
'ABSTRACT' => 'pgCluu - PostgreSQL performances auditing tool',
'EXE_FILES' => [ qw(pgcluu pgcluu_collectd) ],
'MAN1PODS' => { 'doc/pgCluu.pod' => 'blib/man1/pgcluu.1' },
'DESTDIR' => $DESTDIR,
'INSTALLDIRS' => $INSTALLDIRS,
'clean' => {},
'META_MERGE' => {
resources => {
homepage => 'http://pgcluu.darold.net/',
repository => {
type => 'git',
git => 'git@github.com:darold/pgcluu.git',
web => 'http://pgcluu.darold.net/',
},
},
}
);

229 changes: 229 additions & 0 deletions README
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NAME
pgCluu - PostgreSQL Cluster utilization

DESCRIPTION
pgCluu is a PostgreSQL performances monitoring and auditing tool.

It is a Perl program used to perform a full audit of a PostgreSQL
Cluster and System performances. It is divided in two parts:

- A collector used to grab statistics on the PostgreSQL cluster using
the psql command line utility and sar.

- A pur Perl grapher that will generate all HTML and charts output
without any requirements.

If you don't want system utilization reports, you can disable it at
command line. If you just want to graph a sar data file, it's also
possible and finally, if you just want to generate report from the
pgstats utility, that's possible. Note that pgcluu_collectd is mostly a
Perl replacement of pgstats.

SYNOPSIS
PostgreSQL and System metrics collector.

pgcluu_collectd [options] output_dir

Reports generator.

pgcluu [options] -o report_dir input_dir

REQUIREMENT
pgCluu comes with two Perl scripts. You need a modern Perl distribution,
the psql PostgreSQL client and the sar command line utility (from
sysstat).

Charts are rendered using a Javascript library so you don't need
anything else. Your browser will do all the work.

INSTALLATION
Download the tarball from Source Forge and unpack the archive:

tar xzf pgcluu-1.x.tar.gz
cd pgcluu-1.x/
perl Makefile.PL
make && sudo make install

This will copy the Perl scripts pgcluu_collectd and pgcluu into the
default /usr/local/bin directory and the man page to
/usr/local/share/man/man1/pgcluu.1. Those are the default installation
directories for 'site' install.

If you want to install all under /usr location, use INSTALLDIRS='perl'
as an argument of Makefile.PL. The script will be installed into
/usr/bin/pgcluu and the manpage into /usr/share/man/man1/pgcluu.1.

For example, to install everything just like Debian does, proceed as
follows:

perl Makefile.PL INSTALLDIRS=vendor

By default INSTALLDIRS is set to site.

USAGE
See next two chapters for a complete description of the command line
options. For the impatients, here some simple commands that could be run
as postgres user:

mkdir stat_db1/
pgclu_collectd -D -i 60 stat_db1/
[... wait some time and activity on you PostgreSQL Cluster ...]
pgclu_collectd -k
mkdir report_db1/
pgcluu -o report_db1/ stat_db1/

You should obtain something like example at
http://pgcluu.darold.net/example/

COLLECTING STATISTICS
To generate reports about your PostgreSQL Cluster Utilization you must
collect statistics before. pgcluu_collectd is here for that. It can be
run in a daemom mode (option -D) or in interactive mode for debuging
purpose. All you need is to provide a directory where data will be
stored. Statistics will be pooled at a default interval of 60 secondes,
using option -i you can customize it. See below for a complete list of
command line options.

usage: pgusage_collector [options] output_dir

output_dir: directory where pgcluu_collectd will store statistics.

options:

-d, --dbname=DATABASE database name(s) to connect to. Default to current username.
-D, --daemonize detach from console and enter in daemon mode.
-f, --pid-file=FILE path to the pid file. Default: /tmp/pgcluu_collectd.pid.
-h, --host=HOSTNAME database server host or socket directory
-i, --interval=NUM time to wait between runs
-k, --kill stop current pgcluu_collectd running daemon.
-m, --metric=METRIC set the metric or coma separated list of metrics to perform.
-p, --port=PORT database port(s) to connect to. Defaults to 5432.
-P, --psql=BIN path to the psql command. Default: /usr/bin/psql.
-s, --sar=BIN path to the sar sysstat command. Default: /usr/bin/sar.
-S, --disable-sar disable collect of system statistics with sar.
-U, --dbuser=USERNAME database user(s) to connect as. Default to current user.
--list-metric list available metrics actions that can be performed.
--pgbouncer-args=OPTIONS Option to used to connect to the pgbouncer system
database. Ex: -p 6432 -U postgres -h 192.168.1.100
--sar-file=FILE path to sar output data file for sysstat stats
Default to output_dir/sar_stats.dat.
--stat-type all|user Set the type of stats tables to read. Default: user. Value
can be 'all' or 'user' to look at pg_stat_(all|user) tables.
--pgversion X.Y force the PostgreSQL version to the given value.
--pgservice NAME The name of a service inside of the pg_service.conf file.
--help print usage

For example, as postgres user:

mkdir stat_db1/
pgclu_collectd -D -i 60 stat_db1/

then after some long time and activities on the database, stop the
daemon:

pgclu_collectd -k

The output directory should look likes:

stat_db1/
├── pg_class_size.csv
├── pg_database_size.csv
├── pg_stat_bgwriter.csv
├── pg_stat_connections.csv
├── pg_stat_database_conflicts.csv
├── pg_stat_database.csv
├── pg_statio_user_indexes.csv
├── pg_statio_user_sequences.csv
├── pg_statio_user_tables.csv
├── pg_stat_replication.csv
├── pg_stat_user_functions.csv
├── pg_stat_user_indexes.csv
├── pg_stat_user_tables.csv
├── pg_stat_xact_user_functions.csv
├── pg_stat_xact_user_tables.csv
├── pg_xlog_stat.csv
└── sar_stats.dat

Then now you can proceed with pgcluu to generate reports.

GENERATING REPORTS
To generate a pgCluu report about a PostgreSQL Cluster you must, at
least, have a directory that contains all data files generated by
pgcluu_collectd or pgstats. In this directory, if you have a file named
sar_stats.dat or sadc_stats.dat for binary sadc data file, it will be
taken to build report about system utilisation. If you just want to make
a report from a sar file use the -i or -I options.

usage: ./pgcluu [options] [-i sar_file | -I sadc_file] [input_dir]

input_dir: directory where pgclu_collectd or pgstats and sar data
files are stored.

options:

-b, --begin datetime start date/time for the data to be parsed.
-d, --db-only dbname Only report for the whole cluster and the given
database name. You can use it multiple time.
-e, --end datetime end date/time for the data to be parsed.
-i, --sar-file=FILE path to the sar text data file to read to generate
system reports. Default to input_dir/sar_stats.dat.
-I, --sadc-file=FILE sadc binary data file to read to generate system
reports. Default to input_dir/sadc_stats.dat.
-o, --output=DIR output directory
-p, --dev-only device Only report I/O stats for a particular device
You can use it multiple time.
-s, --sadf=BIN path to the sadf sysstat command used to read the
sadc binary data file. Default: /usr/bin/sadf.
-S, --disable-sar disable collect of system statistics with sar.
-t, --all-table report per table statistics, default is report
for the whole database.
-T, --with-table table Only report for the whole tables and the given
table name. You can use it multiple time.

--help print usage

Using the example above, you can generate all reports with the following
command:

mkdir report_db1/
pgcluu -o report_db1/ stat_db1/

LICENSE
Copyright (c) 2012-2013, Gilles Darold

pgCluu is licenced under the PostgreSQL Licence a liberal Open Source
license, similar to the BSD or MIT licenses. That mean that all parts of
the program are open source and free of charge.

Permission to use, copy, modify, and distribute this software and its
documentation for any purpose, without fee, and without a written agreement
is hereby granted, provided that the above copyright notice and this
paragraph and the following two paragraphs appear in all copies.

IN NO EVENT SHALL Dalibo BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
Dalibo HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Gilles DArold SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS,
AND Gilles Darold HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

This is the case for both, pgcluu_collectd and the grapher pgcluu
programs.

AUTHORS
pgCluu is an original development of Gilles Darold.

Some parts of the collector are taken from pgstats a C program writen by
Guillaume Lelarge and especially the SQL queries including the
compatibility with all PostgreSQL versions. See
https://github.com/gleu/pgstats

Btw pgCluu grapher is compatible with files generated by pgstats, sar
and sadc so you can use it independantly to graph those data. Some part
of the sar output parser are taken from SysUsage. See
http://sysusage.darold.net/

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