/usr/share/perl5/DiskstatsGroupByAll.pm is in percona-toolkit 3.0.6+dfsg-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | # This program is copyright 2011 Percona Ireland Ltd.
# Feedback and improvements are welcome.
#
# THIS PROGRAM IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
# MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation, version 2; OR the Perl Artistic License. On UNIX and similar
# systems, you can issue `man perlgpl' or `man perlartistic' to read these
# licenses.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 59 Temple
# Place, Suite 330, Boston, MA 02111-1307 USA.
# ###########################################################################
# DiskstatsGroupByAll package
# ###########################################################################
{
# Package: DiskstatsGroupByAll
#
package DiskstatsGroupByAll;
use warnings;
use strict;
use English qw(-no_match_vars);
use constant PTDEBUG => $ENV{PTDEBUG} || 0;
use base qw( Diskstats );
sub group_by {
my ($self, %args) = @_;
$self->clear_state() unless $self->interactive();
$self->parse_from(
filehandle => $args{filehandle},
filename => $args{filename},
data => $args{data},
sample_callback => sub {
$self->print_deltas(
header_callback => $args{header_callback} || sub {
my ($self, @args) = @_;
$self->print_header(@args);
$self->set_force_header(undef);
},
rows_callback => $args{rows_callback},
);
},
);
return;
}
# The next methods are all overrides!
sub delta_against {
my ($self, $dev) = @_;
return $self->prev_stats_for($dev);
}
sub ts_line_for_timestamp {
my ($self) = @_;
return $self->prev_ts_line();
}
sub delta_against_ts {
my ($self) = @_;
return $self->prev_ts();
}
sub compute_line_ts {
my ($self, %args) = @_;
if ( $self->interactive() ) {
# In interactive mode, we always compare against the previous sample,
# but the default is to compare against the first.
# This is generally a non-issue, because it can only happen
# when there are more than two samples left to parse in the file,
# which can only happen when someone sets a redisplay or sampling
# interval (or both) too high.
$args{first_ts} = $self->prev_ts();
}
return $self->SUPER::compute_line_ts(%args);
}
1;
}
# ###########################################################################
# End DiskstatsGroupByAll package
# ###########################################################################
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