cassandra monitoring scripts

market space for Cassandra, proving that it can handle large-scale online applications and ensure performance stability.All of these have prompted many software developers to start using Cassandra, as well as support for Cassandra performance monitoring software services, such as the domestic Cloud Insight, support

Recently installed Cassandra to the product server, a lot of things require a lot of strict, such as Perf used in the JMX, previously as long as the IP can access, but the product server is not, so there is a security risk, nodetool-h host can add and delete nodes. So the thing to talk about today is Cassandra JMX's authorization and access control. Here is the first, the most common use of passwords and a

: 1913 0 1913 Total Memory: 3072 Used number of memory used: 2459 Free Memory Number: 612 GKFX is currently obsolete. No, always 0. Buffers:buffer Cache Memory: 13220 Cached:page Cache Memory: 2720160 Relationship: total = used + FreeLine 3rd:The meaning of-/+ Buffers/cache:-buffers/cache Memory: 447 (equals 1th row of used-buffers-cached)+buffers/cache Memory: 2624 (equals 1th line of Free + buffers + cached)Note: The amount of memory here is a little bit

Tags: monitoring Oracle database and Oracle monitoring shell scripts650) this.width=650; "src=" Http://s1.51cto.com/wyfs02/M01/88/91/wKiom1f7riuRmC1HAABydVZpubA538.png "title=" 1.png " alt= "Wkiom1f7riurmc1haabydvzpuba538.png"/>650) this.width=650; src= http://s4.51cto.com/wyfs02/M01/88/8E/ Wkiol1f7rm3qtnnraabaehcfgyk013.png "title=" 1.png "alt=" Wkiol1f7rm3qtnnraabaehcfgyk013.png "/>Text Format:#!/bin/bash

Check_disk (on server)If normal, it will output a row of disk detection data, or may be error.cd/etc/nagios/conf.d/Vim 192.168.0.12.cfg (your IP address name) # Add the following: Define host{ use linux-server host_name 192.168.0.12 alias 0.12 address 192.168.0.12 } Define Service{Use Generic-serviceHOST_NAME 192.168.0.12Service_description Check_diskCheck_command Check_nrpe!check_diskMax_check_attempts 5Normal_check_interval 1}Continue adding servicesVim/e

method to obtain the data (usually a command or script ). In actual work projects, we may need to monitor more metrics. What should I do now? In fact, the cacti official website provides many templates, and many volunteers also provide a large number of templates. We can download, decompress, import, and use them directly. On the cacti official website-> forums-> scripts and templates, the templates here are all available and can basically meet our

Frequently-used host monitoring Shell scripts recently, a friend asked me about server monitoring. besides open source software, for example, cacti, can I write shell scripts on my own outside nagios monitoring? Shell scripts writ

This paper introduces several common Linux monitoring scripts, which can realize automatic monitoring and alarming of host network card traffic, system condition, host disk space, CPU and memory usage, etc. Shell scripts written according to your needs are better able to meet the requirements, and can refine the overal

This article describes several common Linux monitoring scripts that can automatically monitor and alert the traffic, system status, disk space, CPU and memory usage of the host Nic. The shell scripts written based on your needs can better meet your needs and refine the comprehensiveness of host monitoring. Recently, a

third-party mail client)Error 2:SMTPLIB. Smtpauthenticationerror: (535, B ' error:authentication failed ')Take 163 mailbox As an example, the authorization code will be set when the POP3/SMTP service is turned on and the client authorization password is turned on, instead of Smtplib. Password in the SMTP (). Login (User,password) method.2. nfc.sh Monitoring Scripts#! /bin/Bash#nginx and NFS service

SHELL scripts have been studied in recent days. To facilitate Oracle O M and simplify management, it is very necessary to learn some SHELL scripts. SHELL scripts have been studied in recent days. To facilitate Oracle O M and simplify management, it is very necessary to learn some SHELL scripts. SHELL

Simple Command1. Display the available instances on the server:Ps-ef | grep Smon2. Display the available listeners on the server:Ps-ef | Grep-i Listener | Grep-v grep3. View file system usage for the Oracle archive directory:Df-h4. Count the number of rows in the Alter.log file:[Email protected] ~]# Find/-name alert*5.CRONTABA crontab file contains six fields:Minutes 0-59Hours 0-23Day of the month 1-31Month 1-12Day of the week 0-6, with 0 = Sunday6.To edit a Crontab file, type: CRONTAB-ETo view

Linux basics-use shell scripts to implement automatic monitoring of system services, linuxshell Purpose: To monitor whether the nginx and nfs services in the cluster are running normally. If any service is abnormal, an email is sent to the user. Condition: 1. the IP address of the host and sub-host, hostname, has been determined; 2. Password-free communication between the host and the sub-host, that is, key

+%f_%t)hostname:$ (HOSTNAME) ipaddr:$ (/usr/sbin/ifconfig |awk'Nr==2{print $}') Msg:nfs Program isCrash, waiting to restart"Echo $msg/usr/bin/my_mail $msg systemctl Restart Nginxfi} function Memmonitor () {#Monitoring MemoryMem_use= ' Free | Awk'Nr==2{print}'' Mem_total= ' Free | Awk'Nr==2{print $}'' Mem_per= ' echo"scale=2, $mem _use/$mem _total"|bc-l |cut-d. -F2 'if[!-e/usr/bin/BC];then Yum install BC-Y-Q Echo"BC Install successful"fiif(($mem _per

; 200;500;"$ (Exit1) Else Echo "Pgsql_concurrent:ok Total: $pgsql-concurrent_count| Used= $pgsql; 200;500;"$ (Exit0) fiElse Echo "Check_pgsqlcount" Echo "" Echo "Usage:" Echo "check_pgsqlcount-w " Echo "" Echo "Copyright (C) http://www.cnblogs.com/5201351 ([email protected])"ExitfiThe above monitoring scripts are written for the author's

Common host monitoring Shell scriptsRecently, some people have asked me questions about server monitoring from time to time. I asked if common server monitoring software, such as cacti and nagios, can I write shell scripts by myself? The shell scripts written based on your n

SHELL scripts have been studied in recent days. To facilitate Oracle O M and simplify management, it is very necessary to learn some SHELL scripts. Through books and some online materials, I have compiled some excellent scripts, which are all feasible after self-testing. Let's share them with you. # Monitoring the Ora

Recently, some friends of the internet have asked me about the server monitoring problems, ask the common server monitoring in addition to using open source software, such as: Cacti,nagios monitoring can write their own shell script it? According to their own needs to write a shell script more to meet the needs, more fine-grained host

This article describes 8 commonly used monitoring data shell scripts. First, we reviewed some of the UNIX commands commonly used by DBAs, and explained how to execute the DBA script regularly with Unix cron. Online also has good Many similar articles, but basically can not run normally, take a little time to rearrange the next, can be used directly later. First, the article introduces 8 important

A few simple system monitoring scripts under LinuxThe company does not have a dedicated system administrator, so some server security measures also have to our programmer to do, the Linux server does not know a lot, check out some information, the following is a few of their own simple server monitoring script, hope to pass by the immortal pointing guidance, furt