Mysql real-time monitoring tool mytop usage introduction bitsCN. commysql real-time monitoring tool mytop usage introduction mytop is similar to linux top tool, which can monitor mysql server performance information in real time. Installation method
1. install dependency #
Sysdig: A Tool for Linux Server monitoring and troubleshooting (1)
When you need to track the system calls generated and received by a process, what come first in your mind? You may think of strace, so you are right. What command line tools will you use to monitor original network communication? If you think of tcpdump, you have made an excellent choice. If you need to track open files in Unix: Everything
Ifstat-network interface monitoring tool
Http://gael.roualland.free.fr/ifstat/
IfstatIs a tool to report network interfaces bandwith just likeVmstat/iostatDo for other system counters.IfstatGathers these statistics from the kernel internalcounters, which is highly operating system dependent.Right now, thefollowing systems are supported:
Linux> = 2.2.0 (through
Innotop is a monitoring tool that displays MySQL and InnoDB in text mode. Innotop is written in Perl, which makes it more flexible to use on a variety of operating platforms, it can monitor the current status of MySQL and InnoDB operation, the DBA according to the results, can reasonably optimize MySQL, so that MySQL more stable and more efficient operation.1.innotop InstallationInstalling the Innotop
(sometimes useful)
–socket: Displaying network statistics
–TCP: Displaying commonly used TCP statistics
–UDP: Displays some dynamic data for the monitored UDP interface and its current usage
More than that, of course, Dstat comes with a few plugins that extend its functionality to a great extent. You can view some of their usage by looking at the/usr/share/dstat directory, which are commonly used:
-–disk-util: Displays the busy state of a time disk
-–freespace: Dis
Monitorix Introduction:is an open source, free, powerful lightweight Linux system and network monitoring tool that collects information about systems and networks and displays them through a web interface.Written in Perl, using RRDtool to generate graphics and show on the web.Install for Centos,rhel,fedora1. Installing dependent packages # yum Install rrdtool rrdtool-perl perl-libwww-perl perl-mailtools pe
Tags: ogr HTTPS database represents color pass XA Mon filesArticle link: HTTPS://BLOG.HHUI.TOP/HEXBLOG/2018/06/01/180601-MYSQL Performance monitoring Tool mytop/MySQL Performance monitoring gadget mytopReference: How to use Mytop to Monitor MySQL performanceI. Installation and ConfigurationCan be installed directly through Yum under Centosyum install mytopUse the
KDESystemGuard (KSysguard) is a KDE tool for task management and performance monitoring. It adopts the client/server architecture and can monitor the local host or remote host. The following is the usage method:
Default KDE System Guard window
The front-end graphic interface uses sensors to obtain the information to be displayed. The sensor returns a simple value or more complex information, such as a table
Ubuntu14.04 install the graphical monitoring tool GraphiteWhat is graphite?
First, let's take a look at how Baidu encyclopedia introduces
Graphite is a Python-written web application that uses the django framework. Graphite is used to collect all the server's real-time statuses, user request information, Memcached hit rate, and RabbitMQ Message Server Status, for the Load Status of Unix operating systems,
commands to view ggserr. log in the Oracle GoldenGate root directory2. Use the Oracle GoldenGate ctor monitoring tool to view3. view ggsevt in GGSCI
The syntax of the view ggsevt command is view ggsevt.
Many times, the error log of ggserr. log is very large. If you use tail-f ggserr. log, you will feelHow frequently the logs are played, just as I hit more than 200 GB in recent days, waiting for Oracle to s
goldengate ctor monitoring tool to view3. View ggsevt in ggsci
The syntax of the view ggsevt command is view ggsevt.
Many times, the error log of ggserr. log is very large. If you use tail-F ggserr. log, you will feelHow frequently the logs are played, just as I hit more than 200 GB in recent days, waiting for Oracle to solve the problem ....In fact, we can use shell commands to filter ggserr. Log logs. Fo
cumulative I/O, not bandwidth-K,--kilobytes uses KB units instead of human-friendly units. Script programming is useful in non-interactive mode.-T,--time plus timestamp, non-interactive non-modal.-Q,--quiet prohibits the first few lines, non-interactive mode. There are three ways of specifying it.-q Displays column names only on first monitoring-QQ never display column names.-QQQ never displays I/O rollups.Iopp [-ci] [-k|-m] [delay [count]]Installati
"border=" 0 "height=" 153 "/ >When you need to monitor multiple memcached instances, enter the--instances parameter, and separate multiple instances with commas.Memcache-top--instances 192.168.11.51:11211,192.168.11.52:11211,192.168.11.68:11211The information displayed is similar to the following:650) this.width=650; "title=" clip_image004 "style=" border-top:0px;border-right:0px;background-image:none; border-bottom:0px;padding-top:0px;padding-left:0px;border-left:0px;padding-right:0px, "alt="
promiscuous mode (show traffic between otherHosts on the same network segment)-B don ' t display a bar graph of traffic-B Display Bandwidth in bytes-I interface listen on named interface-F Filter Code use filter code to select packets to Count(Default:none, but only IP packets is counted)-F Net/mask Show traffic flows in/out of the network-P show ports as well as hosts-m limit sets the upper limit for the bandwidth scale-C config file specifies an alternative configuration fileIftop, version 0.
Iftop is mainly used to show the local network traffic and the flow of communication between each other, such as the size of the flow between the individual and that machine, is very suitable for proxy server and iptables server use to view network status can use Netstat, nmap and other tools. To view real-time network traffic, monitor TCP/IP connections, and so on, you can use Iftop.
First, what is Iftop?
Iftop is a real-time traffic monitoring
guarantee that the Cusor will eventually be released, if the cursor data volume is large, especially if there is blob information inside, should ensure that the cursor occupied memory is released in a timely manner, Instead of waiting for the GC to handle it. 5) Some details in the code
Use 9path as much as possible
Adapter to use Convertview
All kinds of listening, broadcasting and so on, register the same time remember to cancel the registration
Use the object to
Similar to top monitoring system activity, ntop is a tool used to monitor network usage in real time. Because ntop has the Web interface mode, it is easy to get started quickly in a short time, regardless of configuration or usage. Nbsp; this version partially overwrites the ntop processing engine, mainly used
Similar to top monitoring system activity, ntop is
Today we found a lightweight tool that is much lighter than cacti and nagios ....Very simple installationhttp://mmonit.com/monit/Configure the file to run after decompression.Vim/etc/monitrcSet Daemon #check service at secondSet Logfile/var/log/monit.log #save LogSet Pidfile/var/run/monit.pid #pid fileSet mailserver localhost #primary mail server #--8 #set mail-format { # from: [emailprotected] $HOST # subject:monit alert-- $EVENT $SERVICE # messag
Memcache Monitoring Tools--MemkeysIntroducedMemkeys is a top-of-the-line, Tumblr-like tool that can be used to view memcached's key usage in real time.InstallationInstall autoconf (requires version 2.68 or more):# wget-c http://ftp.gnu.org/gnu/autoconf/autoconf-latest.tar.gz# tar zxvf autoconf-latest.tar.gz# cd autoconf-2.69#./ configure# make make installInstall other dependencies:# yum Install libpcap-de
1. IntroductionJstat is used to monitor the hotspot-based JVM for real-time command-line statistics on the use of its heap, and with jstat we can monitor the specified JVM as follows:-Loading and unloading of classes-View capacity and usage of new generation, Laosheng generation and durable generation-View the new generation, Laosheng generation and durable generation of garbage collection, including the number of garbage collected and the time taken by garbage collection-View the capacity and d
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