Nagios 3

Check_diskio 3.2.4 This version increased by 3. x kernel support. Check_diskio is a simple nagios plug-in for monitoring the disk IO of the Linux 2.4/2.6 system. About Nagios Nagios is an open source free network monitoring tool, can effectively monitor Windows, Linux and UNIX host State, switch router, etc. http://www.aliyun.com/zixun/aggregation/359 ...

CHECK_RBL is a Nagios plug-in tool that checks whether an SMTP server is blacklisted. The CHECK_RBL 1.3.0 version adds a white list feature. Download Address: https://trac.id.ethz.ch/projects/nagios_plugins/downloads/check_rbl-1.3.0.tar.gz Use instructions: CHECK_RBL 1.3.0 [Https://trac.id.et ...

Check_dir a Nagios plug-in is used to check the number of files in one or more directories. Check_dir 3.0.0 This version fixes checks for directory permissions and hidden files. The assignment now includes unit tests. Check_dir parameter Description: Check_dir [OPTIONS] &http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp;-?, ...

Back-end development work related to big data for more than a year, with the development of the Hadoop community, and constantly trying new things, this article focuses on the next Ambari, the new http://www.aliyun.com/zixun/aggregation/ 　　14417.html ">apache project, designed to facilitate rapid configuration and deployment of Hadoop ecosystem-related components of the environment, and provide maintenance and monitoring capabilities. As a novice, I ...

The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall plan background in the Internet Information high-speed development today, the IDC industry development is the irresistible, therefore more people urgently needs the simple and easy IDC solution. 　　In order to solve this one IDC industry general concern problem, we launch this solution for reference. 　　The overall goal is to build a fully operational, simple implementation, easy to maintain and safe and stable host operation platform. Requirements Analysis 1, infrastructure because this program is the host ...

Six open source monitoring tools which one did you use? Published in 2013-03-15 12:22| Times Read | SOURCE csdn| 0 Reviews | The author Zhang Hong Month open source Monitoring Tool Muningangliagraphitepingdom Summary: This article introduced 6 practical monitoring tools, not only can you monitor the network resources, but also monitor the server, user requests, Web performance, etc., to your site to provide comprehensive,  One-stop guidance and monitoring. If you think the site is built, it's all right.

Preface Having been in contact with Hadoop for two years, I encountered a lot of problems during that time, including both classic NameNode and JobTracker memory overflow problems, as well as HDFS small file storage issues, both task scheduling and MapReduce performance issues. Some problems are Hadoop's own shortcomings (short board), while others are not used properly. In the process of solving the problem, sometimes need to turn the source code, and sometimes to colleagues, friends, encounter ...

Check_logfiles is a Nagios plug-in that detects the log file of defined patterns, and can detect circular logs. The main difference between check_logfiles and traditional log plug-ins is that traditional log plug-ins do not recognize possible gaps, so in some cases they ignore the situation that occurs between detections. It uses a configuration file to specify a search to find a matching row. Check_logfiles 3.5 The version in the control mode parameter-Timeout abort run the search. Software Information: htt ...

The controversy surrounding public and private clouds is fierce, in terms of security, cost, control, compliance, and so on, here are 12 reasons why the private cloud is better than the public cloud, summed up by a number of cloud experts: 1. Businesses control the network and infrastructure of private clouds. 2. There is no need to pay high MPLS costs, that is, data transfer between the data center and public cloud and http://www.aliyun.com/zixun/aggregation/13999.html "> Workload network costs." ...

With hundreds of millions of items stored on ebay, and millions of of new products are added every day, the cloud system is needed to store and process PB-level data, and Hadoop is a good choice. Hadoop is a fault-tolerant, scalable, distributed cloud computing framework built on commercial hardware, and ebay uses Hadoop to build a massive cluster system-athena, which is divided into five layers (as shown in Figure 3-1), starting with the bottom up: 1 The Hadoop core layer, Including Hadoo ...