Update code and CVEs
This commit is contained in:
Jean-Marie Renouard
parent
ddcc05f0bc
commit
c1e9b4b837
3 changed files with 317 additions and 233 deletions
|
|
@ -26,6 +26,7 @@ Features list for option: --feature (dev only)
|
|||
* mysql_routines
|
||||
* mysql_setup
|
||||
* mysql_stats
|
||||
* mysql_table_structures
|
||||
* mysql_tables
|
||||
* mysql_triggers
|
||||
* mysql_version_eq
|
||||
|
|
|
|||
4
USAGE.md
4
USAGE.md
|
|
@ -1,6 +1,6 @@
|
|||
# NAME
|
||||
|
||||
MySQLTuner 2.1.5 - MySQL High Performance Tuning Script
|
||||
MySQLTuner 2.2.5 - MySQL High Performance Tuning Script
|
||||
|
||||
# IMPORTANT USAGE GUIDELINES
|
||||
|
||||
|
|
@ -62,8 +62,10 @@ You must provide the remote server's total memory when connecting to other serve
|
|||
--nocolstat Don't print column information
|
||||
--idxstat Print index information
|
||||
--noidxstat Don't print index information
|
||||
--nomyisamstat Don't print MyIsam information
|
||||
--sysstat Print system information
|
||||
--nosysstat Don't print system information
|
||||
--nostructstat Don't print table structures information
|
||||
--pfstat Print Performance schema
|
||||
--nopfstat Don't print Performance schema
|
||||
--bannedports Ports banned separated by comma (,)
|
||||
|
|
|
|||
545
mysqltuner.pl
545
mysqltuner.pl
|
|
@ -1,5 +1,5 @@
|
|||
#!/usr/bin/env perl
|
||||
# mysqltuner.pl - Version 2.2.5
|
||||
# mysqltuner.pl - Version 2.2.6
|
||||
# High Performance MySQL Tuning Script
|
||||
# Copyright (C) 2006-2023 Major Hayden - major@mhtx.net
|
||||
# Copyright (C) 2015-2023 Jean-Marie Renouard - jmrenouard@gmail.com
|
||||
|
|
@ -16,7 +16,7 @@
|
|||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||
#
|
||||
|
|
@ -57,7 +57,7 @@ use Cwd 'abs_path';
|
|||
#use Env;
|
||||
|
||||
# Set up a few variables for use in the script
|
||||
my $tunerversion = "2.2.5";
|
||||
my $tunerversion = "2.2.6";
|
||||
my ( @adjvars, @generalrec );
|
||||
|
||||
# Set defaults
|
||||
|
|
@ -207,7 +207,8 @@ if ( $opt{dumpdir} ne '' ) {
|
|||
$basic_password_files = "/usr/share/mysqltuner/basic_passwords.txt"
|
||||
unless -f "$basic_password_files";
|
||||
|
||||
$opt{dbgpattern}='.*' if ($opt{dbgpattern} eq '' );
|
||||
$opt{dbgpattern} = '.*' if ( $opt{dbgpattern} eq '' );
|
||||
|
||||
# check if we need to enable verbose mode
|
||||
if ( $opt{feature} ne '' ) { $opt{verbose} = 1; }
|
||||
if ( $opt{verbose} ) {
|
||||
|
|
@ -218,8 +219,8 @@ if ( $opt{verbose} ) {
|
|||
$opt{sysstat} = 1; # Print index information
|
||||
$opt{buffers} = 1; # Print global and per-thread buffer values
|
||||
$opt{pfstat} = 1; # Print performance schema info.
|
||||
$opt{structstat} = 1; # Print table structure information
|
||||
$opt{myisamstat} = 1; # Print MyISAM table information
|
||||
$opt{structstat} = 1; # Print table structure information
|
||||
$opt{myisamstat} = 1; # Print MyISAM table information
|
||||
|
||||
$opt{cvefile} = 'vulnerabilities.csv'; #CVE File for vulnerability checks
|
||||
}
|
||||
|
|
@ -233,8 +234,10 @@ $opt{sysstat} = 0 if ( $opt{nosysstat} == 1 ); # Don't print sysstat information
|
|||
$opt{pfstat} = 0
|
||||
if ( $opt{nopfstat} == 1 ); # Don't print performance schema information
|
||||
$opt{idxstat} = 0 if ( $opt{noidxstat} == 1 ); # Don't print index information
|
||||
$opt{structstat} = 0 if ( $opt{nostructstat} == 1 ); # Don't print table struct information
|
||||
$opt{myisamstat} = 0 if ( $opt{nomyisamstat} == 1 ); # Don't print MyISAM table information
|
||||
$opt{structstat} = 0
|
||||
if ( $opt{nostructstat} == 1 ); # Don't print table struct information
|
||||
$opt{myisamstat} = 0
|
||||
if ( $opt{nomyisamstat} == 1 ); # Don't print MyISAM table information
|
||||
|
||||
# for RPM distributions
|
||||
$opt{cvefile} = "/usr/share/mysqltuner/vulnerabilities.csv"
|
||||
|
|
@ -347,9 +350,11 @@ sub is_remote() {
|
|||
return 0 if ( $host eq '127.0.0.1' );
|
||||
return 1;
|
||||
}
|
||||
sub is_int {
|
||||
|
||||
sub is_int {
|
||||
return 0 unless defined $_[0];
|
||||
my $str = $_[0];
|
||||
my $str = $_[0];
|
||||
|
||||
#trim whitespace both sides
|
||||
$str =~ s/^\s+|\s+$//g;
|
||||
|
||||
|
|
@ -357,11 +362,12 @@ sub is_int {
|
|||
# m/^([+-]?)(?=\d|\.\d)\d*(\.\d*)?([Ee]([+-]?\d+))?$/
|
||||
|
||||
#flatten to string and match dash or plus and one or more digits
|
||||
if ($str =~ /^(\-|\+)?\d+?$/) {
|
||||
if ( $str =~ /^(\-|\+)?\d+?$/ ) {
|
||||
return 1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
# Calculates the number of physical cores considering HyperThreading
|
||||
sub cpu_cores {
|
||||
if ( $^O eq 'linux' ) {
|
||||
|
|
@ -769,6 +775,7 @@ sub mysql_setup {
|
|||
elsif ( !-e $mysqladmincmd ) {
|
||||
badprint
|
||||
"Couldn't find mysqladmin/mariadb-admin in your \$PATH. Is MySQL installed?";
|
||||
|
||||
#exit 1;
|
||||
}
|
||||
if ( $opt{mysqlcmd} ) {
|
||||
|
|
@ -820,14 +827,19 @@ sub mysql_setup {
|
|||
# If we're doing a remote connection, but forcemem wasn't specified, we need to exit
|
||||
if ( $opt{'forcemem'} eq 0 && is_remote eq 1 ) {
|
||||
badprint "The --forcemem option is required for remote connections";
|
||||
badprint "Assuming RAM memory is 1Gb for simplify remote connection usage";
|
||||
badprint
|
||||
"Assuming RAM memory is 1Gb for simplify remote connection usage";
|
||||
$opt{'forcemem'} = 1024;
|
||||
|
||||
#exit 1;
|
||||
}
|
||||
if ( $opt{'forceswap'} eq 0 && is_remote eq 1 ) {
|
||||
badprint "The --forceswap option is required for remote connections";
|
||||
badprint "Assuming Swap size is 1Gb for simplify remote connection usage";
|
||||
badprint
|
||||
"The --forceswap option is required for remote connections";
|
||||
badprint
|
||||
"Assuming Swap size is 1Gb for simplify remote connection usage";
|
||||
$opt{'forceswap'} = 1024;
|
||||
|
||||
#exit 1;
|
||||
}
|
||||
infoprint "Performing tests on $opt{host}:$opt{port}";
|
||||
|
|
@ -859,7 +871,8 @@ sub mysql_setup {
|
|||
"-u $opt{user} "
|
||||
. ( ( $opt{pass} ne 0 ) ? "-p'$opt{pass}' " : " " )
|
||||
. $remotestring;
|
||||
my $loginstatus = `$mysqlcmd -Nrs -e 'select "mysqld is alive";' $mysqllogin 2>&1`;
|
||||
my $loginstatus =
|
||||
`$mysqlcmd -Nrs -e 'select "mysqld is alive";' $mysqllogin 2>&1`;
|
||||
if ( $loginstatus =~ /mysqld is alive/ ) {
|
||||
goodprint "Logged in using credentials passed on the command line";
|
||||
return 1;
|
||||
|
|
@ -991,17 +1004,20 @@ sub mysql_setup {
|
|||
else {
|
||||
# It's not Plesk or Debian, we should try a login
|
||||
debugprint "$mysqladmincmd $remotestring ping 2>&1";
|
||||
|
||||
|
||||
#my $loginstatus = "";
|
||||
debugprint "Using mysqlcmd: $mysqlcmd";
|
||||
|
||||
#if (defined($mysqladmincmd)) {
|
||||
# infoprint "Using mysqladmin to check login";
|
||||
# $loginstatus=`$mysqladmincmd $remotestring ping 2>&1`;
|
||||
#} else {
|
||||
infoprint "Using mysql to check login";
|
||||
my $loginstatus=`$mysqlcmd $remotestring -Nrs -e 'select "mysqld is alive"' --connect-timeout=3 2>&1`;
|
||||
my $loginstatus =
|
||||
`$mysqlcmd $remotestring -Nrs -e 'select "mysqld is alive"' --connect-timeout=3 2>&1`;
|
||||
|
||||
#}
|
||||
|
||||
|
||||
if ( $loginstatus =~ /mysqld is alive/ ) {
|
||||
|
||||
# Login went just fine
|
||||
|
|
@ -1126,6 +1142,7 @@ sub select_csv_file {
|
|||
my $tfile = shift;
|
||||
my $req = shift;
|
||||
debugprint "PERFORM: $req CSV into $tfile";
|
||||
|
||||
#return;
|
||||
my @result = select_array_with_headers($req);
|
||||
open( my $fh, '>', $tfile ) or die "Could not open file '$tfile' $!";
|
||||
|
|
@ -1283,17 +1300,17 @@ sub arr2hash {
|
|||
my $href = shift;
|
||||
my $harr = shift;
|
||||
my $sep = shift;
|
||||
my $key='';
|
||||
my $val='';
|
||||
my $key = '';
|
||||
my $val = '';
|
||||
|
||||
$sep = '\s' unless defined($sep);
|
||||
foreach my $line (@$harr) {
|
||||
next if ( $line =~ m/^\*\*\*\*\*\*\*/ );
|
||||
$line =~ /([a-zA-Z_]*)\s*$sep\s*(.*)/;
|
||||
$key = $1;
|
||||
$val = $2;
|
||||
$key = $1;
|
||||
$val = $2;
|
||||
$$href{$key} = $val;
|
||||
|
||||
|
||||
debugprint " * $key = $val" if $key =~ /$opt{dbgpattern}/i;
|
||||
}
|
||||
}
|
||||
|
|
@ -1991,26 +2008,31 @@ sub system_recommendations {
|
|||
return;
|
||||
}
|
||||
prettyprint "Look for related Linux system recommendations";
|
||||
|
||||
|
||||
#prettyprint '-'x78;
|
||||
get_system_info();
|
||||
|
||||
|
||||
|
||||
my $nb_cpus = cpu_cores;
|
||||
if ($nb_cpus > 1) {
|
||||
if ( $nb_cpus > 1 ) {
|
||||
goodprint "There is at least one CPU dedicated to database server.";
|
||||
} else {
|
||||
badprint "There is only one CPU, consider dedicated one CPU for your database server";
|
||||
push @generalrec, "Consider increasing number of CPU for your database server";
|
||||
}
|
||||
|
||||
if ($physical_memory < 1600) {
|
||||
else {
|
||||
badprint
|
||||
"There is only one CPU, consider dedicated one CPU for your database server";
|
||||
push @generalrec,
|
||||
"Consider increasing number of CPU for your database server";
|
||||
}
|
||||
|
||||
if ( $physical_memory < 1600 ) {
|
||||
goodprint "There is at least 1 Gb of RAM dedicated to Linux server.";
|
||||
} else {
|
||||
badprint "There is less than 1,5 Gb of RAM, consider dedicated 1 Gb for your Linux server";
|
||||
push @generalrec, "Consider increasing 1,5 / 2 Gb of RAM for your Linux server";
|
||||
}
|
||||
|
||||
else {
|
||||
badprint
|
||||
"There is less than 1,5 Gb of RAM, consider dedicated 1 Gb for your Linux server";
|
||||
push @generalrec,
|
||||
"Consider increasing 1,5 / 2 Gb of RAM for your Linux server";
|
||||
}
|
||||
|
||||
my $omem = get_other_process_memory;
|
||||
infoprint "User process except mysqld used "
|
||||
. hr_bytes_rnd($omem) . " RAM.";
|
||||
|
|
@ -2610,6 +2632,7 @@ sub check_storage_engines {
|
|||
$result{'Engine'}{$engine}{'Data Size'} = $dsize;
|
||||
$result{'Engine'}{$engine}{'Index Size'} = $isize;
|
||||
}
|
||||
|
||||
#print Dumper( \%enginestats ) if $opt{debug};
|
||||
my $not_innodb = '';
|
||||
if ( not defined $result{'Variables'}{'innodb_file_per_table'} ) {
|
||||
|
|
@ -2786,16 +2809,17 @@ sub check_storage_engines {
|
|||
my %mycalc;
|
||||
|
||||
sub dump_into_file {
|
||||
my $file=shift;
|
||||
my $content=shift;
|
||||
if ( -d "$opt{dumpdir}" ) {
|
||||
$file="$opt{dumpdir}/$file";
|
||||
open (FILE, ">$file") or die "Can't open $file: $!";
|
||||
my $file = shift;
|
||||
my $content = shift;
|
||||
if ( -d "$opt{dumpdir}" ) {
|
||||
$file = "$opt{dumpdir}/$file";
|
||||
open( FILE, ">$file" ) or die "Can't open $file: $!";
|
||||
print FILE $content;
|
||||
close FILE;
|
||||
infoprint "Data saved to $file";
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
sub calculations {
|
||||
if ( $mystat{'Questions'} < 1 ) {
|
||||
badprint "Your server has not answered any queries: cannot continue...";
|
||||
|
|
@ -2804,21 +2828,28 @@ sub calculations {
|
|||
|
||||
# Per-thread memory
|
||||
$mycalc{'per_thread_buffers'} = 0;
|
||||
$mycalc{'per_thread_buffers'} += $myvar{'read_buffer_size'} if is_int($myvar{'read_buffer_size'});
|
||||
$mycalc{'per_thread_buffers'} += $myvar{'read_rnd_buffer_size'} if is_int($myvar{'read_rnd_buffer_size'});
|
||||
$mycalc{'per_thread_buffers'} += $myvar{'sort_buffer_size'} if is_int($myvar{'sort_buffer_size'});
|
||||
$mycalc{'per_thread_buffers'} += $myvar{'thread_stack'} if is_int($myvar{'thread_stack'});
|
||||
$mycalc{'per_thread_buffers'} += $myvar{'join_buffer_size'} if is_int($myvar{'join_buffer_size'});
|
||||
$mycalc{'per_thread_buffers'} += $myvar{'binlog_cache_size'} if is_int($myvar{'binlog_cache_size'});
|
||||
debugprint "per_thread_buffers: $mycalc{'per_thread_buffers'} (" .human_size($mycalc{'per_thread_buffers'} ) ." )";
|
||||
|
||||
# Error max_allowed_packet is not included in thread buffers size
|
||||
#$mycalc{'per_thread_buffers'} += $myvar{'max_allowed_packet'} if is_int($myvar{'max_allowed_packet'});
|
||||
$mycalc{'per_thread_buffers'} += $myvar{'read_buffer_size'}
|
||||
if is_int( $myvar{'read_buffer_size'} );
|
||||
$mycalc{'per_thread_buffers'} += $myvar{'read_rnd_buffer_size'}
|
||||
if is_int( $myvar{'read_rnd_buffer_size'} );
|
||||
$mycalc{'per_thread_buffers'} += $myvar{'sort_buffer_size'}
|
||||
if is_int( $myvar{'sort_buffer_size'} );
|
||||
$mycalc{'per_thread_buffers'} += $myvar{'thread_stack'}
|
||||
if is_int( $myvar{'thread_stack'} );
|
||||
$mycalc{'per_thread_buffers'} += $myvar{'join_buffer_size'}
|
||||
if is_int( $myvar{'join_buffer_size'} );
|
||||
$mycalc{'per_thread_buffers'} += $myvar{'binlog_cache_size'}
|
||||
if is_int( $myvar{'binlog_cache_size'} );
|
||||
debugprint "per_thread_buffers: $mycalc{'per_thread_buffers'} ("
|
||||
. human_size( $mycalc{'per_thread_buffers'} ) . " )";
|
||||
|
||||
# Error max_allowed_packet is not included in thread buffers size
|
||||
#$mycalc{'per_thread_buffers'} += $myvar{'max_allowed_packet'} if is_int($myvar{'max_allowed_packet'});
|
||||
|
||||
# Total per-thread memory
|
||||
$mycalc{'total_per_thread_buffers'} =
|
||||
$mycalc{'per_thread_buffers'} * $myvar{'max_connections'};
|
||||
|
||||
|
||||
# Max total per-thread memory reached
|
||||
$mycalc{'max_total_per_thread_buffers'} =
|
||||
$mycalc{'per_thread_buffers'} * $mystat{'Max_used_connections'};
|
||||
|
|
@ -3119,7 +3150,8 @@ sub calculations {
|
|||
# InnoDB
|
||||
$myvar{'innodb_log_files_in_group'} = 1
|
||||
unless defined( $myvar{'innodb_log_files_in_group'} );
|
||||
$myvar{'innodb_log_files_in_group'} = 1 if $myvar{'innodb_log_files_in_group'} == 0;
|
||||
$myvar{'innodb_log_files_in_group'} = 1
|
||||
if $myvar{'innodb_log_files_in_group'} == 0;
|
||||
|
||||
$myvar{"innodb_buffer_pool_instances"} = 1
|
||||
unless defined( $myvar{'innodb_buffer_pool_instances'} );
|
||||
|
|
@ -3378,7 +3410,8 @@ sub mysql_stats {
|
|||
}
|
||||
|
||||
# name resolution
|
||||
debugprint "skip name resolve: $result{'Variables'}{'skip_name_resolve'}" if ( defined( $result{'Variables'}{'skip_name_resolve'} ) );
|
||||
debugprint "skip name resolve: $result{'Variables'}{'skip_name_resolve'}"
|
||||
if ( defined( $result{'Variables'}{'skip_name_resolve'} ) );
|
||||
if ( defined( $result{'Variables'}{'skip_networking'} )
|
||||
&& $result{'Variables'}{'skip_networking'} eq 'ON' )
|
||||
{
|
||||
|
|
@ -3827,36 +3860,49 @@ sub mysql_myisam {
|
|||
return 0 unless $opt{'myisamstat'} == 1;
|
||||
subheaderprint "MyISAM Metrics";
|
||||
my $nb_myisam_tables = select_one(
|
||||
"SELECT COUNT(*) FROM information_schema.TABLES WHERE ENGINE='MyISAM' and TABLE_SCHEMA NOT IN ('mysql','information_schema','performance_schema')");
|
||||
push (@generalrec, "MyISAM engine is deprecated, consider migrating to InnoDB") if $nb_myisam_tables > 0;
|
||||
|
||||
if ($nb_myisam_tables > 0) {
|
||||
badprint "Consider migrating $nb_myisam_tables followning tables to InnoDB:";
|
||||
my $sql_mig="";
|
||||
for my $myisam_table ( select_array("SELECT CONCAT(TABLE_SCHEMA, '.', TABLE_NAME) FROM information_schema.TABLES WHERE ENGINE='MyISAM' and TABLE_SCHEMA NOT IN ('mysql','information_schema','performance_schema')" )) {
|
||||
$sql_mig="${sql_mig}-- InnoDB migration for $myisam_table\nALTER TABLE $myisam_table ENGINE=InnoDB;\n\n";
|
||||
infoprint "* InnoDB migration request for $myisam_table Table: ALTER TABLE $myisam_table ENGINE=InnoDB;";
|
||||
}
|
||||
dump_into_file("migrate_myisam_to_innodb.sql", $sql_mig );
|
||||
}
|
||||
"SELECT COUNT(*) FROM information_schema.TABLES WHERE ENGINE='MyISAM' and TABLE_SCHEMA NOT IN ('mysql','information_schema','performance_schema')"
|
||||
);
|
||||
push( @generalrec,
|
||||
"MyISAM engine is deprecated, consider migrating to InnoDB" )
|
||||
if $nb_myisam_tables > 0;
|
||||
|
||||
if ( $nb_myisam_tables > 0 ) {
|
||||
badprint
|
||||
"Consider migrating $nb_myisam_tables followning tables to InnoDB:";
|
||||
my $sql_mig = "";
|
||||
for my $myisam_table (
|
||||
select_array(
|
||||
"SELECT CONCAT(TABLE_SCHEMA, '.', TABLE_NAME) FROM information_schema.TABLES WHERE ENGINE='MyISAM' and TABLE_SCHEMA NOT IN ('mysql','information_schema','performance_schema')"
|
||||
)
|
||||
)
|
||||
{
|
||||
$sql_mig =
|
||||
"${sql_mig}-- InnoDB migration for $myisam_table\nALTER TABLE $myisam_table ENGINE=InnoDB;\n\n";
|
||||
infoprint
|
||||
"* InnoDB migration request for $myisam_table Table: ALTER TABLE $myisam_table ENGINE=InnoDB;";
|
||||
}
|
||||
dump_into_file( "migrate_myisam_to_innodb.sql", $sql_mig );
|
||||
}
|
||||
infoprint("General MyIsam metrics:");
|
||||
infoprint " +-- Total MyISAM Tables : $nb_myisam_tables";
|
||||
infoprint " +-- Total MyISAM indexes : "
|
||||
. hr_bytes( $mycalc{'total_myisam_indexes'} ) if defined($mycalc{'total_myisam_indexes'});
|
||||
infoprint " +-- KB Size :" . hr_bytes($myvar{'key_buffer_size'});
|
||||
infoprint " +-- KB Used Size :" .hr_bytes( $myvar{'key_buffer_size'} -
|
||||
$mystat{'Key_blocks_unused'} * $myvar{'key_cache_block_size'} );
|
||||
. hr_bytes( $mycalc{'total_myisam_indexes'} )
|
||||
if defined( $mycalc{'total_myisam_indexes'} );
|
||||
infoprint " +-- KB Size :" . hr_bytes( $myvar{'key_buffer_size'} );
|
||||
infoprint " +-- KB Used Size :"
|
||||
. hr_bytes( $myvar{'key_buffer_size'} -
|
||||
$mystat{'Key_blocks_unused'} * $myvar{'key_cache_block_size'} );
|
||||
infoprint " +-- KB used :" . $mycalc{'pct_key_buffer_used'} . "%";
|
||||
infoprint " +-- Read KB hit rate: $mycalc{'pct_keys_from_mem'}% ("
|
||||
. hr_num( $mystat{'Key_read_requests'} )
|
||||
. " cached / "
|
||||
. hr_num( $mystat{'Key_reads'} )
|
||||
. " reads)";
|
||||
. hr_num( $mystat{'Key_read_requests'} )
|
||||
. " cached / "
|
||||
. hr_num( $mystat{'Key_reads'} )
|
||||
. " reads)";
|
||||
infoprint " +-- Write KB hit rate: $mycalc{'pct_wkeys_from_mem'}% ("
|
||||
. hr_num( $mystat{'Key_write_requests'} )
|
||||
. " cached / "
|
||||
. hr_num( $mystat{'Key_writes'} )
|
||||
. " writes)";
|
||||
. hr_num( $mystat{'Key_write_requests'} )
|
||||
. " cached / "
|
||||
. hr_num( $mystat{'Key_writes'} )
|
||||
. " writes)";
|
||||
|
||||
if ( $nb_myisam_tables == 0 ) {
|
||||
infoprint "No MyISAM table(s) detected ....";
|
||||
|
|
@ -3871,14 +3917,16 @@ sub mysql_myisam {
|
|||
}
|
||||
return;
|
||||
}
|
||||
|
||||
|
||||
if ( !defined( $mycalc{'total_myisam_indexes'} ) ) {
|
||||
badprint "Unable to calculate MyISAM index size on MySQL server < 5.0.0";
|
||||
badprint
|
||||
"Unable to calculate MyISAM index size on MySQL server < 5.0.0";
|
||||
push( @generalrec,
|
||||
"Unable to calculate MyISAM index size on MySQL server < 5.0.0" );
|
||||
return;
|
||||
}
|
||||
if ( $mycalc{'pct_key_buffer_used'} == 0 ) {
|
||||
|
||||
# No queries have run that would use keys
|
||||
infoprint "Key buffer used: $mycalc{'pct_key_buffer_used'}% ("
|
||||
. hr_bytes( $myvar{'key_buffer_size'} -
|
||||
|
|
@ -3887,15 +3935,14 @@ sub mysql_myisam {
|
|||
. hr_bytes( $myvar{'key_buffer_size'} )
|
||||
. " cache)";
|
||||
infoprint "No SQL statement based on MyISAM table(s) detected ....";
|
||||
return
|
||||
return;
|
||||
}
|
||||
|
||||
# Key buffer usage
|
||||
if ( $mycalc{'pct_key_buffer_used'} < 90 ) {
|
||||
badprint "Key buffer used: $mycalc{'pct_key_buffer_used'}% ("
|
||||
. hr_bytes( $myvar{'key_buffer_size'} -
|
||||
$mystat{'Key_blocks_unused'} * $myvar{'key_cache_block_size'}
|
||||
)
|
||||
$mystat{'Key_blocks_unused'} * $myvar{'key_cache_block_size'} )
|
||||
. " used / "
|
||||
. hr_bytes( $myvar{'key_buffer_size'} )
|
||||
. " cache)";
|
||||
|
|
@ -3904,19 +3951,19 @@ sub mysql_myisam {
|
|||
@adjvars,
|
||||
"key_buffer_size (\~ "
|
||||
. hr_num(
|
||||
$myvar{'key_buffer_size'} * $mycalc{'pct_key_buffer_used'}
|
||||
/ 100
|
||||
$myvar{'key_buffer_size'} *
|
||||
$mycalc{'pct_key_buffer_used'} / 100
|
||||
)
|
||||
. ")"
|
||||
);
|
||||
} else {
|
||||
goodprint "Key buffer used: $mycalc{'pct_key_buffer_used'}% ("
|
||||
}
|
||||
else {
|
||||
goodprint "Key buffer used: $mycalc{'pct_key_buffer_used'}% ("
|
||||
. hr_bytes( $myvar{'key_buffer_size'} -
|
||||
$mystat{'Key_blocks_unused'} * $myvar{'key_cache_block_size'}
|
||||
)
|
||||
. " used / "
|
||||
. hr_bytes( $myvar{'key_buffer_size'} )
|
||||
. " cache)";
|
||||
$mystat{'Key_blocks_unused'} * $myvar{'key_cache_block_size'} )
|
||||
. " used / "
|
||||
. hr_bytes( $myvar{'key_buffer_size'} )
|
||||
. " cache)";
|
||||
}
|
||||
|
||||
# Key buffer size / total MyISAM indexes
|
||||
|
|
@ -3976,14 +4023,15 @@ sub mysql_myisam {
|
|||
. hr_num( $mystat{'Key_writes'} )
|
||||
. " writes)";
|
||||
}
|
||||
} else {
|
||||
# No queries have run that would use keys
|
||||
debugprint
|
||||
"Write Key buffer hit rate: $mycalc{'pct_wkeys_from_mem'}% ("
|
||||
. hr_num( $mystat{'Key_write_requests'} )
|
||||
. " cached / "
|
||||
. hr_num( $mystat{'Key_writes'} )
|
||||
. " writes)";
|
||||
}
|
||||
else {
|
||||
# No queries have run that would use keys
|
||||
debugprint
|
||||
"Write Key buffer hit rate: $mycalc{'pct_wkeys_from_mem'}% ("
|
||||
. hr_num( $mystat{'Key_write_requests'} )
|
||||
. " cached / "
|
||||
. hr_num( $mystat{'Key_writes'} )
|
||||
. " writes)";
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -4125,14 +4173,13 @@ sub mysql_pfs {
|
|||
if ( defined $opt{dumpdir} and -d "$opt{dumpdir}" ) {
|
||||
for my $sys_view ( select_array('use sys;show tables;') ) {
|
||||
infoprint "Dumping $sys_view into $opt{dumpdir}";
|
||||
my $sys_view_table=$sys_view;
|
||||
my $sys_view_table = $sys_view;
|
||||
$sys_view_table =~ s/\$/\\\$/g;
|
||||
select_csv_file(
|
||||
"$opt{dumpdir}/sys_$sys_view.csv",
|
||||
'select * from sys.\`' . $sys_view_table. '\`'
|
||||
);
|
||||
select_csv_file( "$opt{dumpdir}/sys_$sys_view.csv",
|
||||
'select * from sys.\`' . $sys_view_table . '\`' );
|
||||
}
|
||||
return;
|
||||
|
||||
#exit 0 if ( $opt{stop} == 1 );
|
||||
}
|
||||
|
||||
|
|
@ -5760,7 +5807,7 @@ sub get_wsrep_option {
|
|||
|
||||
# REcommendations for Tables
|
||||
sub mysql_table_structures {
|
||||
return 0 unless $opt{structstat}==1;
|
||||
return 0 unless $opt{structstat} == 1;
|
||||
subheaderprint "Table structures analysis";
|
||||
|
||||
my @primaryKeysNbTables = select_array(
|
||||
|
|
@ -5772,18 +5819,18 @@ where c.table_schema not in ('sys', 'mysql', 'information_schema', 'performance_
|
|||
group by c.table_schema,c.table_name
|
||||
having sum(if(c.column_key in ('PRI', 'UNI'), 1, 0)) = 0"
|
||||
);
|
||||
|
||||
my $tmpContent='Schema,Table';
|
||||
|
||||
my $tmpContent = 'Schema,Table';
|
||||
if ( scalar(@primaryKeysNbTables) > 0 ) {
|
||||
badprint "Following table(s) don't have primary key:";
|
||||
foreach my $badtable (@primaryKeysNbTables) {
|
||||
badprint "\t$badtable";
|
||||
push @{ $result{'Tables without PK'} }, $badtable;
|
||||
$tmpContent.="\n$badtable";
|
||||
$tmpContent .= "\n$badtable";
|
||||
}
|
||||
push @generalrec,
|
||||
"Ensure that all table(s) get an explicit primary keys for performance, maintenance and also for replication";
|
||||
|
||||
"Ensure that all table(s) get an explicit primary keys for performance, maintenance and also for replication";
|
||||
|
||||
}
|
||||
else {
|
||||
goodprint "All tables get a primary key";
|
||||
|
|
@ -5791,27 +5838,30 @@ having sum(if(c.column_key in ('PRI', 'UNI'), 1, 0)) = 0"
|
|||
dump_into_file( "tables_without_primary_keys.csv", $tmpContent );
|
||||
|
||||
my @nonInnoDBTables = select_array(
|
||||
"select CONCAT(table_schema, ',', table_name, ',', ENGINE)
|
||||
"select CONCAT(table_schema, ',', table_name, ',', ENGINE)
|
||||
FROM information_schema.tables t
|
||||
WHERE ENGINE <> 'InnoDB'
|
||||
and t.table_type = 'BASE TABLE'
|
||||
and table_schema not in
|
||||
('sys', 'mysql', 'performance_schema', 'information_schema')"
|
||||
);
|
||||
$tmpContent='Schema,Table,Engine';
|
||||
$tmpContent = 'Schema,Table,Engine';
|
||||
if ( scalar(@nonInnoDBTables) > 0 ) {
|
||||
badprint "Following table(s) are not InnoDB table:";
|
||||
push @generalrec,
|
||||
"Ensure that all table(s) are InnoDB tables for performance and also for replication";
|
||||
"Ensure that all table(s) are InnoDB tables for performance and also for replication";
|
||||
foreach my $badtable (@nonInnoDBTables) {
|
||||
if ( $badtable =~ /Memory/i ) {
|
||||
badprint "Table $badtable is a MEMORY table. It's suggested to use only InnoDB tables in production";
|
||||
} else {
|
||||
badprint "\t$badtable";
|
||||
badprint
|
||||
"Table $badtable is a MEMORY table. It's suggested to use only InnoDB tables in production";
|
||||
}
|
||||
$tmpContent.="\n$badtable";
|
||||
else {
|
||||
badprint "\t$badtable";
|
||||
}
|
||||
$tmpContent .= "\n$badtable";
|
||||
}
|
||||
} else {
|
||||
}
|
||||
else {
|
||||
goodprint "All tables are InnoDB tables";
|
||||
}
|
||||
dump_into_file( "tables_non_innodb.csv", $tmpContent );
|
||||
|
|
@ -5823,14 +5873,15 @@ WHERE table_schema not in ('sys', 'mysql', 'performance_schema', 'information_sc
|
|||
and (CHARacter_set_name NOT LIKE 'utf8%'
|
||||
or COLLATION_name NOT LIKE 'utf8%');"
|
||||
);
|
||||
$tmpContent='Schema,Table,Column, Charset, Collation, Data Type, Max Length';
|
||||
$tmpContent =
|
||||
'Schema,Table,Column, Charset, Collation, Data Type, Max Length';
|
||||
if ( scalar(@nonutf8columns) > 0 ) {
|
||||
badprint "Following character columns(s) are not utf8 compliant:";
|
||||
push @generalrec,
|
||||
"Ensure that all text colums(s) are UTF-8 compliant for encoding support and performance";
|
||||
"Ensure that all text colums(s) are UTF-8 compliant for encoding support and performance";
|
||||
foreach my $badtable (@nonutf8columns) {
|
||||
badprint "\t$badtable";
|
||||
$tmpContent.="\n$badtable";
|
||||
$tmpContent .= "\n$badtable";
|
||||
}
|
||||
}
|
||||
else {
|
||||
|
|
@ -5838,32 +5889,34 @@ or COLLATION_name NOT LIKE 'utf8%');"
|
|||
}
|
||||
dump_into_file( "columns_non_utf8.csv", $tmpContent );
|
||||
|
||||
my @utf8columns = select_array(
|
||||
my @utf8columns = select_array(
|
||||
"SELECT CONCAT(table_schema, ',', table_name, ',', column_name, ',', CHARacter_set_name, ',', COLLATION_name, ',', data_type, ',', CHARACTER_MAXIMUM_LENGTH)
|
||||
from information_schema.columns
|
||||
WHERE table_schema not in ('sys', 'mysql', 'performance_schema', 'information_schema')
|
||||
and (CHARacter_set_name LIKE 'utf8%'
|
||||
or COLLATION_name LIKE 'utf8%');"
|
||||
);
|
||||
$tmpContent='Schema,Table,Column, Charset, Collation, Data Type, Max Length';
|
||||
$tmpContent =
|
||||
'Schema,Table,Column, Charset, Collation, Data Type, Max Length';
|
||||
foreach my $badtable (@utf8columns) {
|
||||
$tmpContent.="\n$badtable";
|
||||
}
|
||||
$tmpContent .= "\n$badtable";
|
||||
}
|
||||
dump_into_file( "columns_utf8.csv", $tmpContent );
|
||||
|
||||
my @ftcolumns = select_array(
|
||||
my @ftcolumns = select_array(
|
||||
"SELECT CONCAT(table_schema, ',', table_name, ',', column_name, ',', data_type)
|
||||
from information_schema.columns
|
||||
WHERE table_schema not in ('sys', 'mysql', 'performance_schema', 'information_schema')
|
||||
AND data_type='FULLTEXT';"
|
||||
);
|
||||
$tmpContent='Schema,Table,Column, Data Type';
|
||||
$tmpContent = 'Schema,Table,Column, Data Type';
|
||||
foreach my $ctable (@ftcolumns) {
|
||||
$tmpContent.="\n$ctable";
|
||||
}
|
||||
$tmpContent .= "\n$ctable";
|
||||
}
|
||||
dump_into_file( "fulltext_columns.csv", $tmpContent );
|
||||
|
||||
}
|
||||
|
||||
# Recommendations for Galera
|
||||
sub mariadb_galera {
|
||||
subheaderprint "Galera Metrics";
|
||||
|
|
@ -5902,7 +5955,6 @@ sub mariadb_galera {
|
|||
infoprint "GCache is using "
|
||||
. hr_bytes_rnd( get_wsrep_option('gcache.mem_size') );
|
||||
|
||||
|
||||
infoprint "CPU cores detected : " . (cpu_cores);
|
||||
infoprint "wsrep_slave_threads: " . get_wsrep_option('wsrep_slave_threads');
|
||||
|
||||
|
|
@ -6198,27 +6250,28 @@ sub mysql_innodb {
|
|||
if ( defined $myvar{'innodb_redo_log_capacity'} ) {
|
||||
infoprint " +-- InnoDB Redo Log Capacity: "
|
||||
. hr_bytes( $myvar{'innodb_redo_log_capacity'} );
|
||||
} else {
|
||||
if ( defined $myvar{'innodb_log_file_size'} ) {
|
||||
infoprint " +-- InnoDB Log File Size: "
|
||||
. hr_bytes( $myvar{'innodb_log_file_size'} );
|
||||
}
|
||||
if ( defined $myvar{'innodb_log_files_in_group'} ) {
|
||||
infoprint " +-- InnoDB Log File In Group: "
|
||||
. $myvar{'innodb_log_files_in_group'};
|
||||
infoprint " +-- InnoDB Total Log File Size: "
|
||||
. hr_bytes( $myvar{'innodb_log_files_in_group'} *
|
||||
$myvar{'innodb_log_file_size'} )
|
||||
. "("
|
||||
. $mycalc{'innodb_log_size_pct'}
|
||||
. " % of buffer pool)";
|
||||
} else {
|
||||
infoprint " +-- InnoDB Total Log File Size: "
|
||||
. hr_bytes( $myvar{'innodb_log_file_size'} )
|
||||
. "("
|
||||
. $mycalc{'innodb_log_size_pct'}
|
||||
. " % of buffer pool)";
|
||||
}
|
||||
}
|
||||
else {
|
||||
if ( defined $myvar{'innodb_log_file_size'} ) {
|
||||
infoprint " +-- InnoDB Log File Size: "
|
||||
. hr_bytes( $myvar{'innodb_log_file_size'} );
|
||||
}
|
||||
if ( defined $myvar{'innodb_log_files_in_group'} ) {
|
||||
infoprint " +-- InnoDB Log File In Group: "
|
||||
. $myvar{'innodb_log_files_in_group'};
|
||||
infoprint " +-- InnoDB Total Log File Size: "
|
||||
. hr_bytes( $myvar{'innodb_log_files_in_group'} *
|
||||
$myvar{'innodb_log_file_size'} )
|
||||
. "("
|
||||
. $mycalc{'innodb_log_size_pct'}
|
||||
. " % of buffer pool)";
|
||||
}
|
||||
else {
|
||||
infoprint " +-- InnoDB Total Log File Size: "
|
||||
. hr_bytes( $myvar{'innodb_log_file_size'} ) . "("
|
||||
. $mycalc{'innodb_log_size_pct'}
|
||||
. " % of buffer pool)";
|
||||
}
|
||||
}
|
||||
if ( defined $myvar{'innodb_log_buffer_size'} ) {
|
||||
infoprint " +-- InnoDB Log Buffer: "
|
||||
|
|
@ -6242,32 +6295,54 @@ sub mysql_innodb {
|
|||
# InnoDB Buffer Pool Size
|
||||
if ( $myvar{'innodb_file_per_table'} eq "ON" ) {
|
||||
goodprint "InnoDB File per table is activated";
|
||||
} else {
|
||||
}
|
||||
else {
|
||||
badprint "InnoDB File per table is not activated";
|
||||
push( @adjvars, "innodb_file_per_table=ON" );
|
||||
}
|
||||
|
||||
# InnoDB Buffer Pool Size
|
||||
if ($arch == 32 && $myvar{'innodb_buffer_pool_size'} > 4294967295) {
|
||||
badprint "InnoDb Buffer Pool size limit reached for 32 bits architecture: (". hr_bytes(4294967295)." )";
|
||||
push( @adjvars, "limit innodb_buffer_pool_size under ".hr_bytes(4294967295)." for 32 bits architecture");
|
||||
if ( $arch == 32 && $myvar{'innodb_buffer_pool_size'} > 4294967295 ) {
|
||||
badprint
|
||||
"InnoDb Buffer Pool size limit reached for 32 bits architecture: ("
|
||||
. hr_bytes(4294967295) . " )";
|
||||
push( @adjvars,
|
||||
"limit innodb_buffer_pool_size under "
|
||||
. hr_bytes(4294967295)
|
||||
. " for 32 bits architecture" );
|
||||
}
|
||||
if ($arch == 32 && $myvar{'innodb_buffer_pool_size'} < 4294967295) {
|
||||
goodprint "InnoDb Buffer Pool size ( " . hr_bytes($myvar{'innodb_buffer_pool_size'}). " ) under limit for 32 bits architecture: (". hr_bytes(4294967295 ).")";
|
||||
if ( $arch == 32 && $myvar{'innodb_buffer_pool_size'} < 4294967295 ) {
|
||||
goodprint "InnoDb Buffer Pool size ( "
|
||||
. hr_bytes( $myvar{'innodb_buffer_pool_size'} )
|
||||
. " ) under limit for 32 bits architecture: ("
|
||||
. hr_bytes(4294967295) . ")";
|
||||
}
|
||||
if ( $arch == 64
|
||||
&& $myvar{'innodb_buffer_pool_size'} > 18446744073709551615 )
|
||||
{
|
||||
badprint "InnoDb Buffer Pool size limit("
|
||||
. hr_bytes(18446744073709551615)
|
||||
. ") reached for 64 bits architecture";
|
||||
push( @adjvars,
|
||||
"limit innodb_buffer_pool_size under "
|
||||
. hr_bytes(18446744073709551615)
|
||||
. " for 64 bits architecture" );
|
||||
}
|
||||
if ($arch == 64 && $myvar{'innodb_buffer_pool_size'} > 18446744073709551615 ) {
|
||||
badprint "InnoDb Buffer Pool size limit(". hr_bytes(18446744073709551615 ).") reached for 64 bits architecture";
|
||||
push( @adjvars, "limit innodb_buffer_pool_size under ".hr_bytes(18446744073709551615)." for 64 bits architecture");
|
||||
}
|
||||
|
||||
if ($arch == 64 && $myvar{'innodb_buffer_pool_size'} < 18446744073709551615 ) {
|
||||
goodprint "InnoDb Buffer Pool size ( " . hr_bytes($myvar{'innodb_buffer_pool_size'}). " ) under limit for 64 bits architecture: (". hr_bytes(18446744073709551615 )." )";
|
||||
}
|
||||
if ( $arch == 64
|
||||
&& $myvar{'innodb_buffer_pool_size'} < 18446744073709551615 )
|
||||
{
|
||||
goodprint "InnoDb Buffer Pool size ( "
|
||||
. hr_bytes( $myvar{'innodb_buffer_pool_size'} )
|
||||
. " ) under limit for 64 bits architecture: ("
|
||||
. hr_bytes(18446744073709551615) . " )";
|
||||
}
|
||||
if ( $myvar{'innodb_buffer_pool_size'} > $enginestats{'InnoDB'} ) {
|
||||
goodprint "InnoDB buffer pool / data size: "
|
||||
. hr_bytes( $myvar{'innodb_buffer_pool_size'} ) . " / "
|
||||
. hr_bytes( $enginestats{'InnoDB'} ) . "";
|
||||
} else {
|
||||
}
|
||||
else {
|
||||
badprint "InnoDB buffer pool / data size: "
|
||||
. hr_bytes( $myvar{'innodb_buffer_pool_size'} ) . " / "
|
||||
. hr_bytes( $enginestats{'InnoDB'} ) . "";
|
||||
|
|
@ -6278,61 +6353,67 @@ sub mysql_innodb {
|
|||
}
|
||||
if ( $mycalc{'innodb_log_size_pct'} < 20
|
||||
or $mycalc{'innodb_log_size_pct'} > 30 )
|
||||
{
|
||||
{
|
||||
if ( defined $myvar{'innodb_redo_log_capacity'} ) {
|
||||
badprint "Ratio InnoDB redo log capacity / InnoDB Buffer pool size ("
|
||||
. $mycalc{'innodb_log_size_pct'} . "%): "
|
||||
. hr_bytes( $myvar{'innodb_redo_log_capacity'} ) . " / "
|
||||
. hr_bytes( $myvar{'innodb_buffer_pool_size'} )
|
||||
. " should be equal to 25%";
|
||||
push(
|
||||
@adjvars,
|
||||
"innodb_redo_log_capacity should be (="
|
||||
. hr_bytes_rnd(
|
||||
$myvar{'innodb_buffer_pool_size'} / 4
|
||||
)
|
||||
. ") if possible, so InnoDB Redo log Capacity equals 25% of buffer pool size."
|
||||
);
|
||||
push ( @generalrec, "Be careful, increasing innodb_redo_log_capacity means higher crash recovery mean time");
|
||||
} else {
|
||||
badprint "Ratio InnoDB log file size / InnoDB Buffer pool size ("
|
||||
. $mycalc{'innodb_log_size_pct'} . "%): "
|
||||
. hr_bytes( $myvar{'innodb_log_file_size'} ) . " * "
|
||||
. $myvar{'innodb_log_files_in_group'} . " / "
|
||||
. hr_bytes( $myvar{'innodb_buffer_pool_size'} )
|
||||
. " should be equal to 25%";
|
||||
push(
|
||||
@adjvars,
|
||||
"innodb_log_file_size should be (="
|
||||
. hr_bytes_rnd(
|
||||
$myvar{'innodb_buffer_pool_size'} /
|
||||
$myvar{'innodb_log_files_in_group'} / 4
|
||||
)
|
||||
. ") if possible, so InnoDB total log file size equals 25% of buffer pool size."
|
||||
);
|
||||
push ( @generalrec, "Be careful, increasing innodb_log_file_size / innodb_log_files_in_group means higher crash recovery mean time");
|
||||
}
|
||||
if ( mysql_version_le( 5, 6, 2 ) ) {
|
||||
badprint
|
||||
"Ratio InnoDB redo log capacity / InnoDB Buffer pool size ("
|
||||
. $mycalc{'innodb_log_size_pct'} . "%): "
|
||||
. hr_bytes( $myvar{'innodb_redo_log_capacity'} ) . " / "
|
||||
. hr_bytes( $myvar{'innodb_buffer_pool_size'} )
|
||||
. " should be equal to 25%";
|
||||
push( @adjvars,
|
||||
"innodb_redo_log_capacity should be (="
|
||||
. hr_bytes_rnd( $myvar{'innodb_buffer_pool_size'} / 4 )
|
||||
. ") if possible, so InnoDB Redo log Capacity equals 25% of buffer pool size."
|
||||
);
|
||||
push( @generalrec,
|
||||
"Be careful, increasing innodb_redo_log_capacity means higher crash recovery mean time"
|
||||
);
|
||||
}
|
||||
else {
|
||||
badprint "Ratio InnoDB log file size / InnoDB Buffer pool size ("
|
||||
. $mycalc{'innodb_log_size_pct'} . "%): "
|
||||
. hr_bytes( $myvar{'innodb_log_file_size'} ) . " * "
|
||||
. $myvar{'innodb_log_files_in_group'} . " / "
|
||||
. hr_bytes( $myvar{'innodb_buffer_pool_size'} )
|
||||
. " should be equal to 25%";
|
||||
push(
|
||||
@adjvars,
|
||||
"innodb_log_file_size should be (="
|
||||
. hr_bytes_rnd(
|
||||
$myvar{'innodb_buffer_pool_size'} /
|
||||
$myvar{'innodb_log_files_in_group'} / 4
|
||||
)
|
||||
. ") if possible, so InnoDB total log file size equals 25% of buffer pool size."
|
||||
);
|
||||
push( @generalrec,
|
||||
"Be careful, increasing innodb_log_file_size / innodb_log_files_in_group means higher crash recovery mean time"
|
||||
);
|
||||
}
|
||||
if ( mysql_version_le( 5, 6, 2 ) ) {
|
||||
push( @generalrec,
|
||||
"For MySQL 5.6.2 and lower, total innodb_log_file_size should have a ceiling of (4096MB / log files in group) - 1MB."
|
||||
);
|
||||
}
|
||||
|
||||
} else {
|
||||
}
|
||||
else {
|
||||
if ( defined $myvar{'innodb_redo_log_capacity'} ) {
|
||||
goodprint "Ratio InnoDB Redo Log Capacity / InnoDB Buffer pool size: "
|
||||
. hr_bytes( $myvar{'innodb_redo_log_capacity'} ) . "/"
|
||||
. hr_bytes( $myvar{'innodb_buffer_pool_size'} )
|
||||
. " should be equal to 25%";
|
||||
} else {
|
||||
goodprint
|
||||
"Ratio InnoDB Redo Log Capacity / InnoDB Buffer pool size: "
|
||||
. hr_bytes( $myvar{'innodb_redo_log_capacity'} ) . "/"
|
||||
. hr_bytes( $myvar{'innodb_buffer_pool_size'} )
|
||||
. " should be equal to 25%";
|
||||
}
|
||||
else {
|
||||
push( @generalrec,
|
||||
"Before changing innodb_log_file_size and/or innodb_log_files_in_group read this: https://bit.ly/2TcGgtU"
|
||||
"Before changing innodb_log_file_size and/or innodb_log_files_in_group read this: https://bit.ly/2TcGgtU"
|
||||
);
|
||||
goodprint "Ratio InnoDB log file size / InnoDB Buffer pool size: "
|
||||
. hr_bytes( $myvar{'innodb_log_file_size'} ) . " * "
|
||||
. $myvar{'innodb_log_files_in_group'} . "/"
|
||||
. hr_bytes( $myvar{'innodb_buffer_pool_size'} )
|
||||
. " should be equal to 25%";
|
||||
goodprint "Ratio InnoDB log file size / InnoDB Buffer pool size: "
|
||||
. hr_bytes( $myvar{'innodb_log_file_size'} ) . " * "
|
||||
. $myvar{'innodb_log_files_in_group'} . "/"
|
||||
. hr_bytes( $myvar{'innodb_buffer_pool_size'} )
|
||||
. " should be equal to 25%";
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -7230,27 +7311,27 @@ validate_mysql_version; # Check current MySQL version
|
|||
system_recommendations; # Avoid too many services on the same host
|
||||
log_file_recommendations; # check log file content
|
||||
|
||||
check_metadata_perf; # Show parameter impacting performance during analysis
|
||||
mysql_databases; # Show information about databases
|
||||
mysql_tables; # Show information about table column
|
||||
mysql_table_structures; # Show information about table structures
|
||||
check_metadata_perf; # Show parameter impacting performance during analysis
|
||||
mysql_databases; # Show information about databases
|
||||
mysql_tables; # Show information about table column
|
||||
mysql_table_structures; # Show information about table structures
|
||||
|
||||
mysql_indexes; # Show information about indexes
|
||||
mysql_views; # Show information about views
|
||||
mysql_triggers; # Show information about triggers
|
||||
mysql_routines; # Show information about routines
|
||||
security_recommendations; # Display some security recommendations
|
||||
cve_recommendations; # Display related CVE
|
||||
mysql_indexes; # Show information about indexes
|
||||
mysql_views; # Show information about views
|
||||
mysql_triggers; # Show information about triggers
|
||||
mysql_routines; # Show information about routines
|
||||
security_recommendations; # Display some security recommendations
|
||||
cve_recommendations; # Display related CVE
|
||||
|
||||
mysql_stats; # Print the server stats
|
||||
mysql_pfs; # Print Performance schema info
|
||||
mysql_stats; # Print the server stats
|
||||
mysql_pfs; # Print Performance schema info
|
||||
|
||||
mariadb_threadpool; # Print MariaDB ThreadPool stats
|
||||
mysql_myisam; # Print MyISAM stats
|
||||
mysql_innodb; # Print InnoDB stats
|
||||
mariadb_aria; # Print MariaDB Aria stats
|
||||
mariadb_tokudb; # Print MariaDB Tokudb stats
|
||||
mariadb_xtradb; # Print MariaDB XtraDB stats
|
||||
mariadb_threadpool; # Print MariaDB ThreadPool stats
|
||||
mysql_myisam; # Print MyISAM stats
|
||||
mysql_innodb; # Print InnoDB stats
|
||||
mariadb_aria; # Print MariaDB Aria stats
|
||||
mariadb_tokudb; # Print MariaDB Tokudb stats
|
||||
mariadb_xtradb; # Print MariaDB XtraDB stats
|
||||
|
||||
#mariadb_rockdb; # Print MariaDB RockDB stats
|
||||
#mariadb_spider; # Print MariaDB Spider stats
|
||||
|
|
@ -7274,7 +7355,7 @@ __END__
|
|||
|
||||
=head1 NAME
|
||||
|
||||
MySQLTuner 2.2.5 - MySQL High Performance Tuning Script
|
||||
MySQLTuner 2.2.6 - MySQL High Performance Tuning Script
|
||||
|
||||
=head1 IMPORTANT USAGE GUIDELINES
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue