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Merge branch 'master' of https://github.com/major/MySQLTuner-perl

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This commit is contained in:
Jean-Marie RENOUARD 2022-12-29 18:36:06 +01:00
commit 6284e95f18
6 changed files with 164 additions and 336 deletions
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2
.gitignore vendored
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@ -13,3 +13,5 @@ result_*
result.html result.html
result.txt result.txt
reports_* reports_*
golang/prog-*
.vscode

5
README.md
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@ -143,7 +143,9 @@ For previous MySQL 5.6 version, you can follow this command to create a new data
Optional Performance schema and Sysschema installation for MariaDB 10.x Optional Performance schema and Sysschema installation for MariaDB 10.x
-- --
Sysschema is not installed by default under MariaDB prior to 10.6 Sysschema is not installed by default under MariaDB prior to 10.6 [MariaDB sys](https://mariadb.com/kb/en/sys-schema/)
By default, on MariaDB, performance schema is disabled by default. consider activating performance schema across your my.cnf configuration file: By default, on MariaDB, performance schema is disabled by default. consider activating performance schema across your my.cnf configuration file:
[mysqld] [mysqld]
@ -445,4 +447,3 @@ Simple steps to create a pull request:
- Push it back to your repo - Push it back to your repo
- Click the Compare & pull request button - Click the Compare & pull request button
- Click Create pull request to open a new pull request - Click Create pull request to open a new pull request

23
USAGE.md
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@ -1,6 +1,6 @@
# NAME # NAME
MySQLTuner2.0.5 - MySQL High Performance Tuning Script MySQLTuner 2.0.10 - MySQL High Performance Tuning Script
# IMPORTANT USAGE GUIDELINES # IMPORTANT USAGE GUIDELINES
@ -23,7 +23,8 @@ You must provide the remote server's total memory when connecting to other serve
--mysqladmin <path> Path to a custom mysqladmin executable --mysqladmin <path> Path to a custom mysqladmin executable
--mysqlcmd <path> Path to a custom mysql executable --mysqlcmd <path> Path to a custom mysql executable
--defaults-file <path> Path to a custom .my.cnf --defaults-file <path> Path to a custom .my.cnf
--server-log <path> Path to explict log file (error_log) --defaults-extra-file <path> Path to a extra custom config file
--server-log <path> Path to explicit log file (error_log)
# PERFORMANCE AND REPORTING OPTIONS # PERFORMANCE AND REPORTING OPTIONS
@ -36,7 +37,7 @@ You must provide the remote server's total memory when connecting to other serve
--updateversion Check for updates to MySQLTuner and update when newer version is available (default: don't check) --updateversion Check for updates to MySQLTuner and update when newer version is available (default: don't check)
--forcemem <size> Amount of RAM installed in megabytes --forcemem <size> Amount of RAM installed in megabytes
--forceswap <size> Amount of swap memory configured in megabytes --forceswap <size> Amount of swap memory configured in megabytes
--passwordfile <path> Path to a password file list(one password by line) --passwordfile <path> Path to a password file list (one password by line)
--cvefile <path> CVE File for vulnerability checks --cvefile <path> CVE File for vulnerability checks
--outputfile <path> Path to a output txt file --outputfile <path> Path to a output txt file
--reportfile <path> Path to a report txt file --reportfile <path> Path to a report txt file
@ -45,7 +46,7 @@ You must provide the remote server's total memory when connecting to other serve
# OUTPUT OPTIONS # OUTPUT OPTIONS
--silent Don't output anything on screen --silent Don't output anything on screen
--verbose Prints out all options (default: no verbose, dbstat, idxstat, sysstat, tbstat, pfstat) --verbose Print out all options (default: no verbose, dbstat, idxstat, sysstat, tbstat, pfstat)
--nocolor Don't print output in color --nocolor Don't print output in color
--nogood Remove OK responses --nogood Remove OK responses
--nobad Remove negative/suggestion responses --nobad Remove negative/suggestion responses
@ -53,20 +54,20 @@ You must provide the remote server's total memory when connecting to other serve
--debug Print debug information --debug Print debug information
--noprocess Consider no other process is running --noprocess Consider no other process is running
--dbstat Print database information --dbstat Print database information
--nodbstat Don't Print database information --nodbstat Don't print database information
--tbstat Print table information --tbstat Print table information
--notbstat Don't Print table information --notbstat Don't print table information
--colstat Print column information --colstat Print column information
--nocolstat Don't Print column information --nocolstat Don't print column information
--idxstat Print index information --idxstat Print index information
--noidxstat Don't Print index information --noidxstat Don't print index information
--sysstat Print system information --sysstat Print system information
--nosysstat Don't Print system information --nosysstat Don't print system information
--pfstat Print Performance schema --pfstat Print Performance schema
--nopfstat Don't Print Performance schema --nopfstat Don't print Performance schema
--bannedports Ports banned separated by comma (,) --bannedports Ports banned separated by comma (,)
--server-log Define specific error_log to analyze --server-log Define specific error_log to analyze
--maxportallowed Number of ports opened allowed on this host --maxportallowed Number of open ports allowable on this host
--buffers Print global and per-thread buffer values --buffers Print global and per-thread buffer values
# PERLDOC # PERLDOC

5
build/installStaff.sh Normal file
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@ -0,0 +1,5 @@
#!/bin/bash
apt install -y cpanminus libpod-markdown-perl libwww-mechanize-gzip-perl perltidy dos2unix
cpanm File::Util

130
mysqltuner.pl
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@ -1,5 +1,5 @@
#!/usr/bin/env perl #!/usr/bin/env perl
# mysqltuner.pl - Version 2.0.7 # mysqltuner.pl - Version 2.0.10
# High Performance MySQL Tuning Script # High Performance MySQL Tuning Script
# Copyright (C) 2006-2022 Major Hayden - major@mhtx.net # Copyright (C) 2006-2022 Major Hayden - major@mhtx.net
# Copyright (C) 2015-2022 Jean-Marie Renouard - jmrenouard@gmail.com # Copyright (C) 2015-2022 Jean-Marie Renouard - jmrenouard@gmail.com
@ -57,7 +57,7 @@ use Cwd 'abs_path';
#use Env; #use Env;
# Set up a few variables for use in the script # Set up a few variables for use in the script
my $tunerversion = "2.0.7"; my $tunerversion = "2.0.10";
my ( @adjvars, @generalrec ); my ( @adjvars, @generalrec );
# Set defaults # Set defaults
@ -917,17 +917,21 @@ sub mysql_setup {
return 1; return 1;
} }
} }
elsif ( $opt{'defaults-extra-file'} ne '' and -r "$opt{'defaults-extra-file'}" ) { elsif ( $opt{'defaults-extra-file'} ne ''
and -r "$opt{'defaults-extra-file'}" )
{
# defaults-extra-file # defaults-extra-file
debugprint "defaults extra file detected: $opt{'defaults-extra-file'}"; debugprint "defaults extra file detected: $opt{'defaults-extra-file'}";
my $mysqlclidefaults = `$mysqlcmd --print-defaults`; my $mysqlclidefaults = `$mysqlcmd --print-defaults`;
debugprint "MySQL Client Extra Default File: $opt{'defaults-extra-file'}"; debugprint
"MySQL Client Extra Default File: $opt{'defaults-extra-file'}";
$mysqllogin = "--defaults-extra-file=" . $opt{'defaults-extra-file'}; $mysqllogin = "--defaults-extra-file=" . $opt{'defaults-extra-file'};
my $loginstatus = `$mysqladmincmd $mysqllogin ping 2>&1`; my $loginstatus = `$mysqladmincmd $mysqllogin ping 2>&1`;
if ( $loginstatus =~ /mysqld is alive/ ) { if ( $loginstatus =~ /mysqld is alive/ ) {
goodprint "Logged in using credentials from extra defaults file account."; goodprint
"Logged in using credentials from extra defaults file account.";
return 1; return 1;
} }
} }
@ -1190,7 +1194,7 @@ sub get_all_vars {
$dummyselect = select_one "SELECT VERSION()"; $dummyselect = select_one "SELECT VERSION()";
if ( not defined($dummyselect) or $dummyselect eq "" ) { if ( not defined($dummyselect) or $dummyselect eq "" ) {
badprint badprint
"You probably do not have enough privileges to run MySQLTuner ..."; "You probably do not have enough privileges to run MySQLTuner ...";
exit(256); exit(256);
} }
$dummyselect =~ s/(.*?)\-.*/$1/; $dummyselect =~ s/(.*?)\-.*/$1/;
@ -2240,7 +2244,10 @@ sub validate_mysql_version {
or mysql_version_eq( 10, 5 ) or mysql_version_eq( 10, 5 )
or mysql_version_eq( 10, 6 ) or mysql_version_eq( 10, 6 )
or mysql_version_eq( 10, 7 ) or mysql_version_eq( 10, 7 )
or mysql_version_eq( 10, 8 ) ) or mysql_version_eq( 10, 8 )
or mysql_version_eq( 10, 9 )
or mysql_version_eq( 10, 10 )
or mysql_version_eq( 10, 11 ) )
{ {
goodprint "Currently running supported MySQL version " goodprint "Currently running supported MySQL version "
. $myvar{'version'} . ""; . $myvar{'version'} . "";
@ -2251,7 +2258,8 @@ sub validate_mysql_version {
. $myvar{'version'} . $myvar{'version'}
. " is EOL software. Upgrade soon!"; . " is EOL software. Upgrade soon!";
push( @generalrec, push( @generalrec,
"You are using an unsupported version for production environments" ); "You are using an unsupported version for production environments"
);
push( @generalrec, push( @generalrec,
"Upgrade as soon as possible to a supported version !" ); "Upgrade as soon as possible to a supported version !" );
@ -2468,7 +2476,7 @@ sub check_storage_engines {
} }
$result{'Tables'}{'Fragmented tables'} = $result{'Tables'}{'Fragmented tables'} =
[ select_array [ select_array
"SELECT CONCAT(CONCAT(TABLE_SCHEMA, '.'), TABLE_NAME),cast(DATA_FREE as signed) FROM information_schema.TABLES WHERE TABLE_SCHEMA NOT IN ('information_schema', 'performance_schema', 'mysql') AND DATA_LENGTH/1024/1024>100 AND cast(DATA_FREE as signed)*100/(DATA_LENGTH+INDEX_LENGTH+cast(DATA_FREE as signed)) > 10 AND NOT ENGINE='MEMORY' $not_innodb" "SELECT TABLE_SCHEMA, TABLE_NAME, ENGINE, CAST(DATA_FREE AS SIGNED) FROM information_schema.TABLES WHERE TABLE_SCHEMA NOT IN ('information_schema', 'performance_schema', 'mysql') AND DATA_LENGTH/1024/1024>100 AND cast(DATA_FREE as signed)*100/(DATA_LENGTH+INDEX_LENGTH+cast(DATA_FREE as signed)) > 10 AND NOT ENGINE='MEMORY' $not_innodb"
]; ];
$fragtables = scalar @{ $result{'Tables'}{'Fragmented tables'} }; $fragtables = scalar @{ $result{'Tables'}{'Fragmented tables'} };
@ -2551,28 +2559,34 @@ sub check_storage_engines {
{ {
badprint "MyISAM is enabled but isn't being used"; badprint "MyISAM is enabled but isn't being used";
push( @generalrec, push( @generalrec,
"Add skip-isam to MySQL configuration to disable MyISAM (MySQL > 4.1.0)" "Add skip-isam to MySQL configuration to disable MyISAM (MySQL > 4.1.0)"
); );
} }
# Fragmented tables # Fragmented tables
if ( $fragtables > 0 ) { if ( $fragtables > 0 ) {
badprint "Total fragmented tables: $fragtables"; badprint "Total fragmented tables: $fragtables";
push( @generalrec, push @generalrec,
"Run OPTIMIZE TABLE to defragment tables for better performance" ); 'Run ALTER TABLE ... FORCE or OPTIMIZE TABLE to defragment tables for better performance';
my $total_free = 0; my $total_free = 0;
foreach my $table_line ( @{ $result{'Tables'}{'Fragmented tables'} } ) { foreach my $table_line ( @{ $result{'Tables'}{'Fragmented tables'} } ) {
my ( $full_table_name, $data_free ) = split( /\s+/, $table_line ); my ( $table_schema, $table_name, $engine, $data_free ) =
$data_free = 0 if ( !defined($data_free) or $data_free eq '' ); split /\t/msx, $table_line;
$data_free = $data_free / 1024 / 1024; $data_free = $data_free / 1024 / 1024;
$total_free += $data_free; $total_free += $data_free;
my ( $table_schema, $table_name ) = split( /\./, $full_table_name ); my $generalrec;
push( @generalrec, if ( $engine eq 'InnoDB' ) {
" OPTIMIZE TABLE `$table_schema`.`$table_name`; -- can free $data_free MB" $generalrec =
); " ALTER TABLE `$table_schema`.`$table_name` FORCE;";
} }
push( @generalrec, else {
"Total freed space after theses OPTIMIZE TABLE : $total_free Mb" ); $generalrec = " OPTIMIZE TABLE `$table_schema`.`$table_name`;";
}
$generalrec .= " -- can free $data_free MiB";
push @generalrec, $generalrec;
}
push @generalrec,
"Total freed space after defragmentation : $total_free MiB";
} }
else { else {
goodprint "Total fragmented tables: $fragtables"; goodprint "Total fragmented tables: $fragtables";
@ -2629,8 +2643,7 @@ my %mycalc;
sub calculations { sub calculations {
if ( $mystat{'Questions'} < 1 ) { if ( $mystat{'Questions'} < 1 ) {
badprint badprint "Your server has not answered any queries: cannot continue...";
"Your server has not answered any queries: cannot continue...";
exit 2; exit 2;
} }
@ -3059,7 +3072,8 @@ sub mysql_stats {
. " global + " . " global + "
. hr_bytes( $mycalc{'per_thread_buffers'} ) . hr_bytes( $mycalc{'per_thread_buffers'} )
. " per thread ($myvar{'max_connections'} max threads)"; . " per thread ($myvar{'max_connections'} max threads)";
infoprint "Performance_schema Max memory usage: " . hr_bytes_rnd( get_pf_memory() ); infoprint "Performance_schema Max memory usage: "
. hr_bytes_rnd( get_pf_memory() );
$result{'Performance_schema'}{'memory'} = get_pf_memory(); $result{'Performance_schema'}{'memory'} = get_pf_memory();
$result{'Performance_schema'}{'pretty_memory'} = $result{'Performance_schema'}{'pretty_memory'} =
hr_bytes_rnd( get_pf_memory() ); hr_bytes_rnd( get_pf_memory() );
@ -3262,7 +3276,7 @@ sub mysql_stats {
} }
elsif ( $mystat{'Com_select'} == 0 ) { elsif ( $mystat{'Com_select'} == 0 ) {
badprint badprint
"Query cache cannot be analyzed - no SELECT statements executed"; "Query cache cannot be analyzed: no SELECT statements executed";
} }
else { else {
badprint badprint
@ -3673,8 +3687,8 @@ sub mysql_myisam {
if ( $mycalc{'pct_key_buffer_used'} < 90 ) { if ( $mycalc{'pct_key_buffer_used'} < 90 ) {
badprint "Key buffer used: $mycalc{'pct_key_buffer_used'}% (" badprint "Key buffer used: $mycalc{'pct_key_buffer_used'}% ("
. hr_bytes( $myvar{'key_buffer_size'} - . hr_bytes( $myvar{'key_buffer_size'} -
$mystat{'Key_blocks_unused'} * $mystat{'Key_blocks_unused'} * $myvar{'key_cache_block_size'}
$myvar{'key_cache_block_size'} ) )
. " used / " . " used / "
. hr_bytes( $myvar{'key_buffer_size'} ) . hr_bytes( $myvar{'key_buffer_size'} )
. " cache)"; . " cache)";
@ -3692,8 +3706,8 @@ sub mysql_myisam {
else { else {
goodprint "Key buffer used: $mycalc{'pct_key_buffer_used'}% (" goodprint "Key buffer used: $mycalc{'pct_key_buffer_used'}% ("
. hr_bytes( $myvar{'key_buffer_size'} - . hr_bytes( $myvar{'key_buffer_size'} -
$mystat{'Key_blocks_unused'} * $mystat{'Key_blocks_unused'} * $myvar{'key_cache_block_size'}
$myvar{'key_cache_block_size'} ) )
. " used / " . " used / "
. hr_bytes( $myvar{'key_buffer_size'} ) . hr_bytes( $myvar{'key_buffer_size'} )
. " cache)"; . " cache)";
@ -3878,9 +3892,9 @@ sub get_pf_memory {
return 0 unless defined $myvar{'performance_schema'}; return 0 unless defined $myvar{'performance_schema'};
return 0 if $myvar{'performance_schema'} eq 'OFF'; return 0 if $myvar{'performance_schema'} eq 'OFF';
my @infoPFSMemory = grep /performance_schema.memory/, my @infoPFSMemory = grep { /\tperformance_schema[.]memory\t/msx }
select_array("SHOW ENGINE PERFORMANCE_SCHEMA STATUS"); select_array("SHOW ENGINE PERFORMANCE_SCHEMA STATUS");
return 0 if scalar(@infoPFSMemory) == 0; @infoPFSMemory == 1 || return 0;
$infoPFSMemory[0] =~ s/.*\s+(\d+)$/$1/g; $infoPFSMemory[0] =~ s/.*\s+(\d+)$/$1/g;
return $infoPFSMemory[0]; return $infoPFSMemory[0];
} }
@ -3901,16 +3915,17 @@ sub mysqsl_pfs {
if ( $myvar{'performance_schema'} eq 'ON' ) { if ( $myvar{'performance_schema'} eq 'ON' ) {
infoprint "Performance_schema is activated."; infoprint "Performance_schema is activated.";
debugprint "Performance schema is " . $myvar{'performance_schema'}; debugprint "Performance schema is " . $myvar{'performance_schema'};
infoprint "Memory used by Performance_schema: " . hr_bytes( get_pf_memory() ); infoprint "Memory used by Performance_schema: "
. hr_bytes( get_pf_memory() );
} }
unless ( grep /^sys$/, select_array("SHOW DATABASES") ) { unless ( grep /^sys$/, select_array("SHOW DATABASES") ) {
infoprint "Sys schema is not installed."; infoprint "Sys schema is not installed.";
push( @generalrec, push( @generalrec,
"Consider installing Sys schema from https://github.com/mysql/mysql-sys for MySQL" "Consider installing Sys schema from https://github.com/mysql/mysql-sys for MySQL"
) unless ( mysql_version_le( 5, 6 ) ); ) unless ( mysql_version_le( 5, 6 ) );
push( @generalrec, push( @generalrec,
"Consider installing Sys schema from https://github.com/FromDual/mariadb-sys for MariaDB" "Consider installing Sys schema from https://github.com/FromDual/mariadb-sys for MariaDB"
) unless ( mysql_version_ge( 10, 0 ) ); ) unless ( mysql_version_ge( 10, 0 ) );
return; return;
@ -5448,7 +5463,7 @@ sub mariadb_tokudb {
} }
infoprint "TokuDB is enabled."; infoprint "TokuDB is enabled.";
# All is to done here # Not implemented
} }
# Recommendations for XtraDB # Recommendations for XtraDB
@ -5465,7 +5480,7 @@ sub mariadb_xtradb {
infoprint "XtraDB is enabled."; infoprint "XtraDB is enabled.";
infoprint "Note that MariaDB 10.2 makes use of InnoDB, not XtraDB." infoprint "Note that MariaDB 10.2 makes use of InnoDB, not XtraDB."
# All is to done here # Not implemented
} }
# Recommendations for RocksDB # Recommendations for RocksDB
@ -5481,7 +5496,7 @@ sub mariadb_rockdb {
} }
infoprint "RocksDB is enabled."; infoprint "RocksDB is enabled.";
# All is to do here # Not implemented
} }
# Recommendations for Spider # Recommendations for Spider
@ -5497,7 +5512,7 @@ sub mariadb_spider {
} }
infoprint "Spider is enabled."; infoprint "Spider is enabled.";
# All is to do here # Not implemented
} }
# Recommendations for Connect # Recommendations for Connect
@ -5513,7 +5528,7 @@ sub mariadb_connect {
} }
infoprint "Connect is enabled."; infoprint "Connect is enabled.";
# All is to do here # Not implemented
} }
# Perl trim function to remove whitespace from the start and end of the string # Perl trim function to remove whitespace from the start and end of the string
@ -5613,19 +5628,19 @@ having sum(if(c.column_key in ('PRI','UNI'), 1,0)) = 0"
or get_wsrep_option('wsrep_slave_threads') < ( (cpu_cores) * 2 ) ) or get_wsrep_option('wsrep_slave_threads') < ( (cpu_cores) * 2 ) )
{ {
badprint badprint
"wsrep_slave_threads is not equal to 2, 3 or 4 times the number of CPU(s)"; "wsrep_slave_threads is not equal to 2, 3 or 4 times the number of CPU(s)";
push @adjvars, "wsrep_slave_threads = " . ( (cpu_cores) * 4 ); push @adjvars, "wsrep_slave_threads = " . ( (cpu_cores) * 4 );
} }
else { else {
goodprint goodprint
"wsrep_slave_threads is equal to 2, 3 or 4 times the number of CPU(s)"; "wsrep_slave_threads is equal to 2, 3 or 4 times the number of CPU(s)";
} }
if ( get_wsrep_option('wsrep_slave_threads') > 1 ) { if ( get_wsrep_option('wsrep_slave_threads') > 1 ) {
infoprint infoprint
"wsrep parallel slave can cause frequent inconsistency crash."; "wsrep parallel slave can cause frequent inconsistency crash.";
push @adjvars, push @adjvars,
"Set wsrep_slave_threads to 1 in case of HA_ERR_FOUND_DUPP_KEY crash on slave"; "Set wsrep_slave_threads to 1 in case of HA_ERR_FOUND_DUPP_KEY crash on slave";
# check options for parallel slave # check options for parallel slave
if ( get_wsrep_option('wsrep_slave_FK_checks') eq "OFF" ) { if ( get_wsrep_option('wsrep_slave_FK_checks') eq "OFF" ) {
@ -5668,7 +5683,7 @@ having sum(if(c.column_key in ('PRI','UNI'), 1,0)) = 0"
} }
else { else {
goodprint goodprint
"Flow control fraction seems to be OK (wsrep_flow_control_paused <= 0.02)"; "Flow control fraction seems to be OK (wsrep_flow_control_paused <= 0.02)";
} }
if ( scalar(@primaryKeysNbTables) > 0 ) { if ( scalar(@primaryKeysNbTables) > 0 ) {
@ -5730,14 +5745,14 @@ having sum(if(c.column_key in ('PRI','UNI'), 1,0)) = 0"
} }
else { else {
badprint badprint
"There are $nbNodesSize nodes in wsrep_cluster_size. Prefer 3 or 5 nodes architecture."; "There are $nbNodesSize nodes in wsrep_cluster_size. Prefer 3 or 5 nodes architecture.";
push @generalrec, "Prefer 3 or 5 nodes architecture."; push @generalrec, "Prefer 3 or 5 nodes architecture.";
} }
# wsrep_cluster_address doesn't include garbd nodes # wsrep_cluster_address doesn't include garbd nodes
if ( $nbNodes > $nbNodesSize ) { if ( $nbNodes > $nbNodesSize ) {
badprint badprint
"All cluster nodes are not detected. wsrep_cluster_size less than node count in wsrep_cluster_address"; "All cluster nodes are not detected. wsrep_cluster_size less than node count in wsrep_cluster_address";
} }
else { else {
goodprint "All cluster nodes detected."; goodprint "All cluster nodes detected.";
@ -5775,14 +5790,15 @@ having sum(if(c.column_key in ('PRI','UNI'), 1,0)) = 0"
} }
else { else {
badprint "Galera Notify command is not defined."; badprint "Galera Notify command is not defined.";
push( @adjvars, "set up parameter wsrep_notify_cmd to be notified" ); push( @adjvars,
"set up parameter wsrep_notify_cmd to be notified" );
} }
if ( trim( $myvar{'wsrep_sst_method'} ) !~ "^xtrabackup.*" if ( trim( $myvar{'wsrep_sst_method'} ) !~ "^xtrabackup.*"
and trim( $myvar{'wsrep_sst_method'} ) !~ "^mariabackup" ) and trim( $myvar{'wsrep_sst_method'} ) !~ "^mariabackup" )
{ {
badprint "Galera SST method is not xtrabackup based."; badprint "Galera SST method is not xtrabackup based.";
push( @adjvars, push( @adjvars,
"set up parameter wsrep_sst_method to xtrabackup based parameter" "set up parameter wsrep_sst_method to xtrabackup based parameter"
); );
} }
else { else {
@ -5884,10 +5900,10 @@ sub mysql_innodb {
$defengine = $myvar{'default_storage_engine'} $defengine = $myvar{'default_storage_engine'}
if defined( $myvar{'default_storage_engine'} ); if defined( $myvar{'default_storage_engine'} );
badprint badprint
"InnoDB Storage engine is disabled. $defengine is the default storage engine" "InnoDB Storage engine is disabled. $defengine is the default storage engine"
if $defengine eq 'InnoDB'; if $defengine eq 'InnoDB';
infoprint infoprint
"InnoDB Storage engine is disabled. $defengine is the default storage engine" "InnoDB Storage engine is disabled. $defengine is the default storage engine"
if $defengine ne 'InnoDB'; if $defengine ne 'InnoDB';
} }
return; return;
@ -6112,7 +6128,7 @@ sub mysql_innodb {
. $mycalc{'pct_read_efficiency'} . "% (" . $mycalc{'pct_read_efficiency'} . "% ("
. ( $mystat{'Innodb_buffer_pool_read_requests'} - . ( $mystat{'Innodb_buffer_pool_read_requests'} -
$mystat{'Innodb_buffer_pool_reads'} ) $mystat{'Innodb_buffer_pool_reads'} )
. " hits/ " . " hits / "
. $mystat{'Innodb_buffer_pool_read_requests'} . $mystat{'Innodb_buffer_pool_read_requests'}
. " total)"; . " total)";
} }
@ -6121,7 +6137,7 @@ sub mysql_innodb {
. $mycalc{'pct_read_efficiency'} . "% (" . $mycalc{'pct_read_efficiency'} . "% ("
. ( $mystat{'Innodb_buffer_pool_read_requests'} - . ( $mystat{'Innodb_buffer_pool_read_requests'} -
$mystat{'Innodb_buffer_pool_reads'} ) $mystat{'Innodb_buffer_pool_reads'} )
. " hits/ " . " hits / "
. $mystat{'Innodb_buffer_pool_read_requests'} . $mystat{'Innodb_buffer_pool_read_requests'}
. " total)"; . " total)";
} }
@ -6134,7 +6150,7 @@ sub mysql_innodb {
. abs( $mycalc{'pct_write_efficiency'} ) . "% (" . abs( $mycalc{'pct_write_efficiency'} ) . "% ("
. abs( $mystat{'Innodb_log_write_requests'} - . abs( $mystat{'Innodb_log_write_requests'} -
$mystat{'Innodb_log_writes'} ) $mystat{'Innodb_log_writes'} )
. " hits/ " . " hits / "
. $mystat{'Innodb_log_write_requests'} . $mystat{'Innodb_log_write_requests'}
. " total)"; . " total)";
} }
@ -6143,7 +6159,7 @@ sub mysql_innodb {
. $mycalc{'pct_write_efficiency'} . "% (" . $mycalc{'pct_write_efficiency'} . "% ("
. ( $mystat{'Innodb_log_write_requests'} - . ( $mystat{'Innodb_log_write_requests'} -
$mystat{'Innodb_log_writes'} ) $mystat{'Innodb_log_writes'} )
. " hits/ " . " hits / "
. $mystat{'Innodb_log_write_requests'} . $mystat{'Innodb_log_write_requests'}
. " total)"; . " total)";
} }
@ -6554,7 +6570,7 @@ sub mysql_indexes {
subheaderprint "Indexes Metrics"; subheaderprint "Indexes Metrics";
unless ( mysql_version_ge( 5, 5 ) ) { unless ( mysql_version_ge( 5, 5 ) ) {
infoprint infoprint
"Skip Index metrics from information schema are missing in this version"; "Skip Index metrics from information schema are missing in this version";
return; return;
} }
@ -6681,7 +6697,7 @@ sub mysql_views() {
subheaderprint "Views Metrics"; subheaderprint "Views Metrics";
unless ( mysql_version_ge( 5, 5 ) ) { unless ( mysql_version_ge( 5, 5 ) ) {
infoprint infoprint
"Skip Index metrics from information schema are missing in this version"; "Skip Index metrics from information schema are missing in this version";
return; return;
} }
} }
@ -6690,7 +6706,7 @@ sub mysql_routines() {
subheaderprint "Routines Metrics"; subheaderprint "Routines Metrics";
unless ( mysql_version_ge( 5, 5 ) ) { unless ( mysql_version_ge( 5, 5 ) ) {
infoprint infoprint
"Skip Index metrics from information schema are missing in this version"; "Skip Index metrics from information schema are missing in this version";
return; return;
} }
} }
@ -6699,7 +6715,7 @@ sub mysql_triggers() {
subheaderprint "Triggers Metrics"; subheaderprint "Triggers Metrics";
unless ( mysql_version_ge( 5, 5 ) ) { unless ( mysql_version_ge( 5, 5 ) ) {
infoprint infoprint
"Skip Index metrics from information schema are missing in this version"; "Skip Index metrics from information schema are missing in this version";
return; return;
} }
} }
@ -6925,7 +6941,7 @@ __END__
=head1 NAME =head1 NAME
MySQLTuner 2.0.7 - MySQL High Performance Tuning Script MySQLTuner 2.0.10 - MySQL High Performance Tuning Script
=head1 IMPORTANT USAGE GUIDELINES =head1 IMPORTANT USAGE GUIDELINES

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vulnerabilities.csv
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