1. Unable to send message alert message when service flapping status[1409537279] SERVICE alert:rs-07; Memory; CRITICAL; hard;2; Connection refused by host[1409537279] SERVICE flapping alert:rs-07; Memory; STARTED; Service appears to has started flapping (28.2% change >= 20.0% threshold)2. Reason: The flap_detection_enabled parameter function, when the service between the two states frequently switching, in order to avoid the constant sending of alarms, this parameter is used to suppress the alar
Using the nagios plug-in to log on to the vro for ping monitoring
Router_check_apn_ping.c
#include
Script auto_ssh_route01_gglc_80_49.sh called
#!/usr/bin/expect -f#set port 22set user xxxoooset host 114.66.80.49set password xxxooo@2014set timeout 30spawn ssh $user@$hostexpect "*assword:*"send "$password\r"expect "*IRT*"send "ping -c 5 -m 1000 10.7.0.186\r"expect "*IRT*"send "quit"#expect eof
CHECK_NT plug-ins are typically used to monitor Windows system resources, and the monitored side needs to install nsclient++ and turn on this feature.Also, open 12489 ports are required (default)650) this.width=650; "src=" Http://s2.51cto.com/wyfs02/M00/7F/4A/wKiom1cYtLSwm3GvAACU8ISOTdk881.png "title=" 1.png " alt= "Wkiom1cytlswm3gvaacu8isotdk881.png"/>Nagios server-side check_nt functional parameter Description:Client software version./check_nt-h 10.
Network Monitoring commands I found during learningNetstat-an view the current network statusSudo netstat-anpTracerouteUbuntu network monitoring toolNethogs is a network traffic monitoring tool on a terminal. It displays the bandwidth usage of each process, so that the network usage can be obtained more intuitively. It
System Monitoring Tool sysstat and monitoring tool sysstat
Sysstat monitors CPU usage, hard disk, and network throughput data. The collection and analysis of these data helps us determine whether the system is running normally, it is an effective assistant to improve system operation efficiency and secure operation of
, when we visited our project, some static resources such as new classes were loaded into the JVM. This is also confirmed by a graph of the number of loaded classes in 5.4.5.4. Tomcat Load class case6. With the use of JmapFind us first the PID of the Tomcat process is 13863 and then execute jmap-heap 13863:The basic of the Heap Configuration is the ones we just match, such as Maxheapsize is 2048 mb,maxpermsize is MB. This is the same as in 5.1.Resources
Sun Java System Application Serve
C # File monitoring (Monitoring and output of additional content), suitable for monitoring log files (logs) in a directory, was originally developed on Linux to be deployed on the Jexus deployment site to the real-time output of Jexus log and its own site log files (has been tested by the run under Mono, So it's a tool
Java built-in performance monitoring tool: Monitoring and Management Console jconsole usage1. Would you like to verify whether some tuning parameters (such as Xms and Xmx) configured for the jvm work? Do you want to monitor the number of threads in your custom thread pool in real time? Is there a deadlock? Java. lang. OutOfMemoryError: Java heap space appears in
FileMonitorKit file operation monitoring tool, filemonitorkit monitoring
I am writing a file operation monitoring tool in my spare time. It has stable functions and good results. If you are interested, you can download and play it.
:
32-bit: http://pan.baidu.com/s/1o64ZFIiF
Performance monitoring tool: 1. Task Manager 2. Performance Logs and alarmsI. Task Manager1. Purpose: display applications running on the system Program Process, CPU, memory, and other usage and statistical information.2. Open Mode (local or remote)1> right-click the blank area in the taskbar and select "Task Manager"2> CTRL + ALT + del ctrl + ALT + end3> Ctrl + Shift + ESC3.1> how to end a task and how to
Comparison of open source monitoring software
Cacti (meaning cactus in English)
is a set of PHP, MySQL, SNMP and rrdtool development of network traffic monitoring graphical analysis tool, which through the snmpget to obtain data using RRDtool drawing, simplifying rrdtool use. Provides very powerful data and user management capabilities, specifying
11. Monitoring and monitoring tool [watches and inspectors]
The monitoring [Watch] window contains several expressions [expressions]. It displays the values of these expressions in the second column. Ollydbg saves these expressions to The. UDD file of the main module, so they are equally valid during the next debugging
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