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Install RPMForge on RHEL/CentOS 6
Select the following links based on your Linux architecture to enable RPMforge repository under your Linux box. (Note : Fedora user’s don’t need to enable any repository under Fedora box).
For RHEL/CentOS 6 32-Bit OS
# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el6.rf.i686.rpm # rpm -Uvh rpmforge-release-0.5.2-2.el6.rf.i686.rpm
For RHEL/CentOS 6 64-Bit OS
# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el6.rf.x86_64.rpm # rpm -Uvh rpmforge-release-0.5.2-2.el6.rf.x86_64.rpm
Install RPMForge on RHEL/CentOS 5
For RHEL/CentOS 5 32-Bit OS
# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el5.rf.i386.rpm # rpm -Uvh rpmforge-release-0.5.2-2.el5.rf.i386.rpm
For RHEL/CentOS 5 64-Bit OS
# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el5.rf.x86_64.rpm # rpm -Uvh rpmforge-release-0.5.2-2.el5.rf.x86_64.rpm
Install RPMForge on RHEL/CentOS 4
For RHEL/CentOS 4 32-Bit OS
# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el4.rf.i386.rpm # rpm -Uvh rpmforge-release-0.5.2-2.el4.rf.i386.rpm
For RHEL/CentOS 4 64-Bit OS
# wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el4.rf.x86_64.rpm # rpm -Uvh rpmforge-release-0.5.2-2.el4.rf.x86_64.rpm
Import RPMForge Repository Key in RHEL/CentOS 6/5/4
# wget http://dag.wieers.com/rpm/packages/RPM-GPG-KEY.dag.txt # rpm --import RPM-GPG-KEY.dag.txt
Install Mtop in RHEL/CentOS 6/5/4 and Fedora 17-12
Once you’ve installed and enabled RPMForge repository, let’s install MTOP using following YUM command.
# yum install mtop
Sample Output :
Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile rpmforge | 1.9 kB 00:00 rpmforge/primary_db 2.6 MB 00:19 Setting up Install Process Dependencies Resolved ================================================================================================================ Package Arch Version Repository Size ================================================================================================================ Installing: mtop noarch 0.6.6-1.2.el6.rf rpmforge 52 k Installing for dependencies: perl-Curses i686 1.28-1.el6.rf rpmforge 156 k Transaction Summary ================================================================================================================ Install 2 Package(s) Total download size: 208 k Installed size: 674 k Is this ok [y/N]: y Downloading Packages: (1/2): mtop-0.6.6-1.2.el6.rf.noarch.rpm | 52 kB 00:00 (2/2): perl-Curses-1.28-1.el6.rf.i686.rpm | 156 kB 00:01 ----------------------------------------------------------------------------------------------------------------- Total 46 kB/s | 208 kB 00:04 Running rpm_check_debug Running Transaction Test Transaction Test Succeeded Running Transaction Warning: RPMDB altered outside of yum. Installing : perl-Curses-1.28-1.el6.rf.i686 1/2 Installing : mtop-0.6.6-1.2.el6.rf.noarch 2/2 Verifying : perl-Curses-1.28-1.el6.rf.i686 1/2 Verifying : mtop-0.6.6-1.2.el6.rf.noarch 2/2 Installed: mtop.noarch 0:0.6.6-1.2.el6.rf Dependency Installed: perl-Curses.i686 0:1.28-1.el6.rf Complete!
Starting Mtop in RHEL/CentOS 6/5/4
To start Mtop program, you need to connect to your MySQL Server, using following command.
# mysql -u root -p
Then you need to create separate user called mysqltop and grant privileges to him under your MySQL server. To do, this just run the following commands in mysql shell.
mysql> grant super, reload, process on *.* to mysqltop; Query OK, 0 rows affected (0.00 sec) mysql> grant super, reload, process on *.* to mysqltop@localhost; Query OK, 0 rows affected (0.00 sec) mysql> flush privileges; Query OK, 0 rows affected (0.00 sec) mysql> quit; Bye
Running Mtop in RHEL/CentOS 6/5/4
Let’s start the Mtop program by executing below command. You will see sample output similar to below.
# mtop
Sample Outpit :
load average: 0.01, 0.00, 0.00 mysqld 5.1.61 up 5 day(s), 19:21 hrs 2 threads: 1 running, 0 cached. Queries/slow: 5/0 Cache Hit: 71.43% Opened tables: 0 RRN: 277 TLW: 0 SFJ: 0 SMP: 0 QPS: 0 ID USER HOST DB TIME COMMAND STATE INFO 322081 mysqltop localhost Query show full processlist
Monitor Remote MySQL Server using Mtop
Simply, type the following command to monitor any remote MySQL Server.
# mtop –host=remotehost –dbuser=username –password=password –seconds=1
Mtop Usage and Functions
Please use the following keys while mtop is running.
Filtering/display
- s – change the number of seconds to delay between updates
- m – toggle manual refresh mode on/off
- d – filter display with regular expression (user/host/db/command/state/info)
- F – fold/unfold column names in select statement display
- h – display process for only one host
- u – display process for only one user
- i – toggle all/non-Sleeping process display
- o – reverse the sort order
- q – quit
- ? – help
For more options and usage please see the man pages of mtop command by running “man mtop” on terminal