nagios client linux

Nagios monitoring LINUX/var/log/message scriptNot easy to write #! /Bin/shSTATE_ OK = 0STATE_WARNING = 1STATE_CRITICAL = 2STATE_UNKNOWN = 3Currdate = 'date | awk' {print $2, "*", $3 }''If ['/usr/bin/sudo tail-20/var/log/messages | grep "$ currdate" | grep-I-e' error | fail | offline | suspending' | grep-v-E 'nfs | ftp | sshd | telnet | login | timeout | authentication | cdrom | channel_handler | segfault |

Nagios as a powerful cross-platform monitoring software, its professionalism has been the vast majority of system operators unanimously recognized, friendly web interface and a large number of extension plug-ins also add to it a lot, but its configuration is slightly complex, it is necessary to record:Online has predecessors have collated a super detailed configuration process, in this:Installation and configuration of

18 Common commands for monitoring network bandwidth on a Linux serverThis article describes some of the Linux command-line tools that you can use to monitor network usage. These tools can monitor data transmitted over a network interface and measure the speed at which data is being transmitted. The inbound traffic is displayed separately from the outbound traffic. These tools use different me

First, install the following Linux mail client msmtp software (similar to a foxmail tool)1. Download and install: Copy Code code as follows: # tar JXVF msmtp-1.4.16.tar.bz2 # CD msmtp-1.4.16 #./configure--PREFIX=/USR/LOCAL/MSMTP # make # make Install 2, create MSMTP configuration file and log file (host for the mail domain name, mail username test, password 123456) Copy

: 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

Samba is a set of applications that use the SMB (Server message Block) protocol, and by supporting this Protocol, Samba allows communication between Linux servers and Windows systems, making Cross-platform exchange possible. Samba is a freeware software that implements the SMB (Server Message Block) protocol on Linux and UNIX, consisting of servers and client pro

Install the oracle client in linux and the linuxoracle Client 1. Prepare the required installation package. Oracle-instantclient-basic-10.2.0.5-1.i386.rpmOracle-instantclient-devel-10.2.0.5-1.i386.rpmOracle-instantclient-jdbc-10.2.0.5-1.i386.rpmOracle-instantclient-sqlplus-10.2.0.5-1.i386.rpm Install oracle-instantclient-basic-10.2.0.5-1.i386.rpm first, install o

Oracle SQL handler, yesDesigned for Oracle database developers and operatorsA carefully crafted Oracle client tool:Ultra-intelligent SQL Editor;Ultra-convenient table operations(You can update the data warehouse table by modifying the cell data of the table );Export data in multiple formats, including xls, CSV, insert SQL, HTML, and XML;Chinese and English InterfacesAnd can be switched; MonitoringRun batch SQL statements(Paused and corrected during ru

Ubuntu 14.04 + Mutt + Msmtp configure the command line mail client in Linux Install msmtp mutt in Ubuntu 14.04 Apt-get install-y msmtp mutt Configure msmtpAfter the installation is complete, configure msmtp first. The default configuration file varies with the operating system version and can be viewed through msmtp -- version. # Msmtp -- versionMsmtp version 1.4.31Platform: x86_64-pc-

Ubuntu14.04 + mutt + msmtp configure the command line mail client in linuxInstall software msmtp mutt apt-get install -y msmtp mutt Configure msmtp After the installation is complete, configure msmtp first. The default configuration file varies with the operating system version and can be viewed through msmtp -- version. # msmtp --versionmsmtp version 1.4.31Platform: x86_64-pc-linux-gnuTLS/SSL library: GnuT

Ubuntu14.04 + mutt + msmtp configure the command line mail client in linux, muttmsmtpInstall software msmtp mutt apt-get install -y msmtp muttConfigure msmtp After the installation is complete, configure msmtp. The default configuration file varies with the operating system version.msmtp --version. # msmtp --versionmsmtp version 1.4.31Platform: x86_64-pc-linux-gn

VMware Virtual machine client is Linux in case of client ping VMware Gateway, ping impassability case, Host the author here is the use of Win7, the host firewall can be closed. Added: (The network adapter will come out two more------> VMnet1 and VMnet8) after the VMware virtual machine has been successfully installed As shown in the figure: VMnet1 is used for

Linux Client/Server programming paradigm 2 -- Concurrent Server (process pool), linux paradigmIntroduction Let the server call fork to create a sub-process pool during the startup phase and process client requests through sub-processes. Use socketpair to communicate with the parent process (to facilitate the use of sen

protected]${worker_ip}"(. /etc/profile;mkdir-p ${Amazoncrawler_home}/sharedstorage/${Service}) "SCP-R sharedstorage/${Service}/*.jar [Email protected]${worker_ip}:${Amazoncrawler_home}/sharedstorage/${Service}SCP-R sharedstorage/${Service}/*.sh [Email protected]${worker_ip}:${Amazoncrawler_home}/sharedstorage/${Service}Done SCP-R sharedstorage/*.sh [email protected]${worker_ip}:${Amazoncrawler_home}/SharedstoragedoneMulti-server Sync time # !/bin/bash # ip_array= (" 59.77.233.195 "" 59.77.2

Cloud era, a variety of network disk, cloud synchronization endless. Mint Open Source Network from the perspective of Linux desktop is also a lot of concern, has tested, used Yunno, Wuala, Jinshan fast disk, nut cloud and other Linux support good network. As the industry's big guy, Baidu Cloud Network disk capacity, users, fast, unlimited traffic, unfortunately there is no

A slow connection occurs when using an SSH client to connect to another Linux server on Linux. But to change a client to even find the speed is normal. Assume that the SSH client appears as a problem.So using ssh-v IP debugging, sure enough to find the problem. The output is

One: General overview,1, Windows above first loaded Cw_rsync_server.4.1.0_installer, install to enter the user name password to remember Oh! The next step is to find rsyncd.conf into the configuration details2, Linux only need to install the Rsync tool can (Yum provides */rsync find rsync package to install it)II: Detail Configuration,1, the default in C:\Program files (x86) \icw\ under the rsyncd.conf is the main configuration file, password files ar

dependency packages in the installation information. Remember the names of these dependency packages and copy them out. bitnami@linux:/var/cache/apt/archives$ sudo apt-get install mutt[sudo] password for bitnami: Reading package lists... DoneBuilding dependency tree Reading state information... DoneThe following extra packages will be installed: libgpgme11 libpth20 libtokyocabinet8Suggested packages: gpgsm urlview aspell ispell mixmasterThe f

Client report algorithm negotiation failed one of the workaroundsModify the sshd configuration file/etc/ssh/sshd_configIn the configuration file, add:Ciphers aes128-cbc,aes192-cbc,aes256-cbc,aes128-ctr,aes192-ctr,aes256-ctr,3des-cbc,arcfour128,arcfour256, Arcfour,blowfish-cbc,cast128-cbcmacs Hmac-md5,hmac-sha1,[email protected],hmac-ripemd160,hmac-sha1-96, Hmac-md5-96kexalgorithms DIFFIE-HELLMAN-GROUP1-SHA1,DIFFIE-HELLMAN-GROUP14-SHA1, diffie-hellman

"Inconsistency" between "LINUX system" and "client" causes "garbled display" and "linux" are inconsistent Original Works are from the blog of "Deep Blue blog". You are welcome to reprint them. Please note the following source when reprinting them. Otherwise, you will be held legally liable for copyright. Deep Blue blog: http://blog.csdn.net/huangyanlong/article/d