hhf/MySQLTuner-perl
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Merge 77d23981be into 71f14ea053

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GitHub Merge Button 2012-05-25 03:04:46 -07:00
commit 1790a017f0
1 changed files with 22 additions and 16 deletions
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36
mysqltuner.pl
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@ -463,25 +463,31 @@ sub mysql_version_ge {
# Checks for 32-bit boxes with more than 2GB of RAM # Checks for 32-bit boxes with more than 2GB of RAM
my ($arch); my ($arch);
sub check_architecture { sub check_architecture {
if ($doremote eq 1) { return; } # We assume that 32-bit version is used by default
if (`uname` =~ /SunOS/ && `isainfo -b` =~ /64/) {
$arch = 64;
goodprint "Operating on 64-bit architecture\n";
} elsif (`uname` !~ /SunOS/ && `uname -m` =~ /64/) {
$arch = 64;
goodprint "Operating on 64-bit architecture\n";
} elsif (`uname` =~ /AIX/ && `bootinfo -K` =~ /64/) {
$arch = 64;
goodprint "Operating on 64-bit architecture\n";
} else {
$arch = 32; $arch = 32;
# If version_compile_machine ends with 64
# then we have 64-bit MySQL on non-Windows OS
if ($myvar{'version_compile_machine'} =~ /64$/) {
$arch = 64;
goodprint "Operating on 64-bit version of MySQL\n";
} elsif ($myvar{'version_compile_os'} =~ /64$/) {
# We have 64-bit version of MySQL on 64-bit Windows OS
$arch = 64;
goodprint "Operating on 64-bit version of MySQL\n";
}
# Check for available memory and suggest switching to
# 64-bit version of mysql
if ($arch == 32) {
if ($physical_memory > 2147483648) { if ($physical_memory > 2147483648) {
badprint "Switch to 64-bit OS - MySQL cannot currently use all of your RAM\n"; badprint "Switch to 64-bit version of MySQL\n";
badprint "MySQL cannot currently use all of your RAM\n";
} else { } else {
goodprint "Operating on 32-bit architecture with less than 2GB RAM\n"; goodprint "Operating on 32-bit version of MySQL with less than 2GB RAM\n";
}
}
} }
} # end-if-32-bit-arch-check
} #end-sub-check_architecture
# Start up a ton of storage engine counts/statistics # Start up a ton of storage engine counts/statistics
my (%enginestats,%enginecount,$fragtables); my (%enginestats,%enginecount,$fragtables);