Use GLOBAL STATUS instead of implicit session status. As of MySQL-5.0.72, many of the status variables split for session and global variants. Importantly, the Com_* and Questions ones did, and this broke the statistics at the top of mytop. Signed-off-by: Robin H. Johnson MySQL-Bug: 41131 MySQL-Bug-URL: http://bugs.mysql.com/bug.php?id=41131 diff -Nuar --exclude '*~' mytop-1.6.orig/mytop mytop-1.6/mytop --- mytop-1.6.orig/mytop 2007-02-16 20:57:46.000000000 -0800 +++ mytop-1.6/mytop 2008-11-30 15:18:05.818845253 -0800 @@ -98,7 +98,7 @@ my %qcache = (); ## The query cache--used for full query info support. my %ucache = (); ## The user cache--used for full killing by user my %dbcache = (); ## The db cache. This should be merged at some point. -my %statcache = (); ## The show status cache for GetShowStatus() +my %statcache = (); ## The show global status cache for GetShowStatus() my (%STATUS, %OLD_STATUS); # header stuff. @@ -710,7 +710,7 @@ ## if ($config{header}) { - my @recs = Hashes("show status"); + my @recs = Hashes("show global status"); ## if the server died or we lost connectivity if (not @recs) @@ -755,7 +755,7 @@ ## Query Cache info ## - ## mysql> show status like 'qcache%'; + ## mysql> show global status like 'qcache%'; ## +-------------------------+----------+ ## | Variable_name | Value | ## +-------------------------+----------+ @@ -1064,7 +1064,7 @@ sub GetQPS() { - my($data) = Hashes('SHOW STATUS LIKE "Questions"'); + my($data) = Hashes('SHOW GLOBAL STATUS LIKE "Questions"'); my $num = $data->{Value}; if (not defined $questions) ## first time? @@ -1126,7 +1126,7 @@ } # Variable_name and Value pairs come back... - my @data = Hashes("SHOW STATUS LIKE 'Com_%'"); + my @data = Hashes("SHOW GLOBAL STATUS LIKE 'Com_%'"); my %cmd_data; my %cmd_delta; my %cmd_pct; @@ -1216,7 +1216,7 @@ sub GetShowStatus() { Clear() unless $config{batchmode}; - my @rows = Hashes("SHOW STATUS"); + my @rows = Hashes("SHOW GLOBAL STATUS"); printf "%32s %10s %10s\n", 'Counter', 'Total', 'Change'; printf "%32s %10s %10s\n", '-------', '-----', '------'; @@ -1543,7 +1543,7 @@ And you obviously need access to a MySQL server (version 3.22.x or 3.23.x) with the necessary security to run the I and -I commands. +I commands. If you are a Windows user, using ActiveState's Perl, you can use PPM (the Perl Package Manager) to install the MySQL and Term::ReadKey @@ -1599,7 +1599,7 @@ notice features from each of them here. B will connect to a MySQL server and periodically run the -I and I commands and attempt to +I and I commands and attempt to summarize the information from them in a useful format. =head2 The Display @@ -1817,7 +1817,7 @@ =item B -Show "command counters" based on the Com_* values in SHOW STATUS. +Show "command counters" based on the Com_* values in SHOW GLOBAL STATUS. This is a new feature. Feedback welcome. =item B @@ -1904,7 +1904,7 @@ Some performance information is not available when talking to a version 3.22.x MySQL server. Additional information (about threads -mostly) was added to the output of I in MySQL 3.23.x and +mostly) was added to the output of I in MySQL 3.23.x and B makes use of it. If the information is not available, you will simply see zeros where the real numbers should be.