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'name resolution is active' should be OK when cPanel is detected #561

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This commit is contained in:
Jean-Marie Renouard 2022-03-12 19:10:25 +01:00
parent 0fdcda815e
commit ecd2da6be4
1 changed files with 9 additions and 3 deletions
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12
mysqltuner.pl
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@ -1,5 +1,5 @@
#!/usr/bin/env perl
# mysqltuner.pl - Version 1.9.5
# mysqltuner.pl - Version 1.9.6
# High Performance MySQL Tuning Script
# Copyright (C) 2006-2022 Major Hayden - major@mhtx.net
# Copyright (C) 2006-2022 Jean-Marie Renouard - jmrenouard@gmail.com
@ -57,7 +57,7 @@ use Cwd 'abs_path';
#use Env;
# Set up a few variables for use in the script
my $tunerversion = "1.9.5";
my $tunerversion = "1.9.6";
my ( @adjvars, @generalrec );
# Set defaults
@ -3164,12 +3164,18 @@ sub mysql_stats {
infoprint
"Skipped name resolution test due to missing skip_name_resolve in system variables.";
}
elsif ( -r "/etc/psa/.psa.shadow" and $result{'Variables'}{'skip_name_resolve'} eq 'OFF') {
infoprint "CPanel and Flex system skip-name-resolve should be on";
push (@generalrec, "cPanal and skip-name-resolve: https://support.cpanel.net/hc/en-us/articles/360052752094");
push (@adjvars, "skip-name-resolve=0");
}
elsif ( $result{'Variables'}{'skip_name_resolve'} eq 'OFF' ) {
badprint
"name resolution is active : a reverse name resolution is made for each new connection and can reduce performance";
push( @generalrec,
"Configure your accounts with ip or subnets only, then update your configuration with skip-name-resolve=1"
);
push (@adjvars, "skip-name-resolve=1");
}
# Query cache
@ -6860,7 +6866,7 @@ __END__
=head1 NAME
MySQLTuner 1.9.5 - MySQL High Performance Tuning Script
MySQLTuner 1.9.6 - MySQL High Performance Tuning Script
=head1 IMPORTANT USAGE GUIDELINES