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fixes pt-table-checksum and pt-osc rounding low max-load thresholds to same as starting value - issue 1253872

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This commit is contained in:
Frank Cizmich
2014-07-11 13:39:25 -03:00
parent ce0a9b0422
commit d3044a1bec
9 changed files with 105 additions and 10 deletions
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6
lib/MySQLStatusWaiter.pm
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@@ -24,6 +24,7 @@ package MySQLStatusWaiter;
use strict;
use warnings FATAL => 'all';
use POSIX qw( ceil );
use English qw(-no_match_vars);
use constant PTDEBUG => $ENV{PTDEBUG} || 0;
@@ -50,6 +51,7 @@ sub new {
_check_and_set_vals(
vars => $max_val_for,
get_status => $args{get_status},
ceiling => $args{ceiling},
threshold_factor => 0.2, # +20%
);
}
@@ -221,8 +223,8 @@ sub _check_and_set_vals {
}
else {
PTDEBUG && _d('Initial', $var, 'value:', $init_val);
$val = int(($init_val * $threshold_factor) + $init_val);
$vars->{$var} = $val;
$val = ($init_val * $threshold_factor) + $init_val;
$vars->{$var} = $args{ceiling} ? int(ceil($val)) : int($val);
}
PTDEBUG && _d('Wait if', $var, '>=', $val);
}