linux performance monitoring commands

Performance monitoring command vmstatI. Overview Monitoring is usually divided into machine monitoring and service monitoring. Machine Monitoring is the basic monitoring to obtain the c

High-performance ASP. NET Site build series Article Directories Use of CLR counters We use the built-in performance monitoring tool to track and monitor the garbage collector. Next, we will first introduce several common CLR performance monitoring counters. We generally look

the Nigel's Monitor. this popular open-source tool is used to Monitor the performance of Linux systems. Nmon can monitor the performance information of multiple subsystems, such as processor usage, memory usage, running queue information, disk input/output statistics, network input/output statistics, memory paging activity, and process metrics. Then, you can vie

Tags: Zabbix monitoringZabbix Monitoring Redishttp://www.21yunwei.com/archives/4195Zabbix monitoring MySQL Performancehttp://www.ttlsa.com/zabbix/zabbix-monitor-mysql/Zabbix monitoring MySQL loading stateHttp://www.linuxidc.com/Linux/2016-04/130436.htmZabbix Monitoring PHP-F

Statement: The article is mainly from the "MongoDB Real Combat" a book, the main want to learn MongoDB knowledge through the book, deepen understanding, so write in their blog, as recorded in the last chapter, there will be a collection of MongoDB database application Java EE Web application.1, MongostatThis tool provides a quick view of statistics for a set of running MongoDB instances, using the following:[[email protected] bin]#./mongostat connected to:127.0.0.1insert Query Update delete get

Options Role -F Forces the output thread stack when a normal output request is not responded to -L Displays additional information about the lock, in addition to the stack -M If you call to a local method, you can display the C + + stack Jstack Execution ExampleJust intercept the part and see this is the 10492 thread snapshot of the current time of the virtual machine process ID. The thread is in the run

ObjectiveWhen locating system problems, knowledge, experience is the basis, data is the basis, tools are the means of using knowledge to process data. The data mentioned here are: Run log, exception stack, GC log, thread snapshot, heap dump snapshot, and so on. Frequent use of the appropriate tools for virtual machine monitoring and analysis can speed up the analysis of data and pinpoint problem resolution.JPS: Virtual Machine Process Health toolFirst

depending on which Linux distribution you use, you can get a lot of information from these shell commands through a graphical user interface (GUI) program. For example, SUSE Linux has an excellent, graphical configuration and management tool YAST,KDE KDE System guard. However, a common sense for Linux administrators is

1. Smokeping Smokeping is RRDtool's author Tobi Oetiker's work, written in Perl, mainly monitoring network performance, including regular Ping, using echoping to monitor the performance of the WWW server, monitoring DNS query performance,

, indicating that the current number of tasks is 2.11. If the system has two CPUs, the current number of tasks is 2.11/2 = 1.055, it indicates that the system performance is still good. 2. Use the cat/proc/loadavg command #cat /proc/loadavg0.40 0.79 0.70 2/245 4101 Cat/proc/loadavg provides the following data: average load per second; average load per five seconds; average load per 15 seconds; Total number of jobs; Total number of Running jobs. 2. Mo

Tool pprof command on our own Windows computer, just replace localhost in the URL with the address of the Linux server.Using Qcachegrind to view performance monitoring resultsCompared to top, web, SVG and other commands, the most convenient tool to see performance test resu

Simple Solution for linux server process monitoring and automatic restart, linux Server Process Monitoring Reprinted please indicate the source: curtain roll west wind column (http://blog.csdn.net/ljxfblog) Starting from this week, the newbie game was in the file deletion and sealing test phase. The last two days showe

) Before the Nagios has been run up, now the thing to do is:• Install Check_nrpe plugin;• Create a Check_nrpe command definition in commands.cfg, because only commands defined in COMMANDS.CFG can be used in services.cfg;• Create a monitoring program for the monitored host; 9.3.1 Install Check_nrpe Plugin [Root@nagios-server src]# tar zxvf nrpe-2.15.tar.gz[Root@nagios-server src]# CD nrpe-2.15[Root@nagios

I. Introduction to Nmon ToolsNmon is a free tool for analyzing AIX and Linux performance (primarily IBM developed for its own AIX operating system, but it can also be used on Linux operating systems), while Nmon_ Analyser is a tool for Nmon to convert Nmon generated reports into Excel reports for viewingThe Nmon tool can display all important

performance monitoring tools is to parse and analyze data and streams. In a network, different regions can capture packets in different ways, and then perform automated and / or manual analysis. The most common methods are:1. Deploy Distributed data collection agents on all critical network locations. 2. use The packet capture capabilities of the specific router/switch hardware. network

saved and restarted Zabbix agent$ systemctl restart Zabbix-agent.service# #测试不用帐户密码就可以执行mysqladmin命令 $ mysqladmin Ping | Grep-c alive1#zabbix页面配置-operation on Zabbix server # #创建主机Configuration-hosts-Create host host name, group selection, agent IP address and port, then click Update # #使用模板Configuration- hosts-host name-tempaltes, search for MySQL, add popup templates to template App MySQL, and then click Update Note: After selecting the template, add the button to the line. # #查看监控效果