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PT-1739 - fix unexpected QRT disabling on slaves (#416)

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This commit is contained in:
E. Souhrada
2022-09-28 11:55:20 -06:00
committed by GitHub
parent 60b3750d96
commit 9bd0fef2c2
1 changed files with 18 additions and 14 deletions
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32
bin/pt-table-checksum
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@@ -10591,20 +10591,24 @@ sub main {
}
}
for my $slave (@$slaves) {
my $qrt_plugin_status;
eval {
($qrt_plugin_status) = $slave->{dbh}->selectrow_arrayref('SELECT @@QUERY_RESPONSE_TIME_SESSION_STATS' );
};
if ($EVAL_ERROR) {
PTDEBUG && _d('QRT plugin is not installed on slave '.$slave->{dsn_name});
$slave->{qrt_plugin_status} = undef;
next;
}
$slave->{qrt_plugin_status} = $qrt_plugin_status->[0];
if ($slave->{qrt_plugin_status}) {
PTDEBUG && _d("Disabling qrt plugin state on slave ".$slave->{dsn_name});
$slave->{dbh}->do('SET GLOBAL query_response_time_stats = off');
# don't touch the QRT plugin on the slave unless we asked for it
# to be disabled.
if ($o->get('disable-qrt-plugin')) {
for my $slave (@$slaves) {
my $qrt_plugin_status;
eval {
($qrt_plugin_status) = $slave->{dbh}->selectrow_arrayref('SELECT @@QUERY_RESPONSE_TIME_SESSION_STATS' );
};
if ($EVAL_ERROR) {
PTDEBUG && _d('QRT plugin is not installed on slave '.$slave->{dsn_name});
$slave->{qrt_plugin_status} = undef;
next;
}
$slave->{qrt_plugin_status} = $qrt_plugin_status->[0];
if ($slave->{qrt_plugin_status}) {
PTDEBUG && _d("Disabling qrt plugin state on slave ".$slave->{dsn_name});
$slave->{dbh}->do('SET GLOBAL query_response_time_stats = off');
}
}
}