centralized antivirus management

Centralized HDFS cache management, which allows users to cache specific HDFS paths that are cached in out-of-heap memory. Namenode instructed Datanode to complete the work.Centralized cache management in HDFS have many significant advantages. Explicit pinning prevents frequently used data from being evicted from memory. This was particularly important when th

, standardize hostname, adopt DNS Management, Fileserver Independent, put the infrequently changed in the fileserver, often change in the template, and communicate the custom OS. Maybe a lot of people don't quite understand why they're customizing the OS, its biggest advantage is that the system can be initialized when the installation to help you do some puppet needed software package, through the purchase of equipment, the SN, the WebUI system to re

, network cables, power consumption, air-conditioning, and manpower will also be reduced by 70% ~ 80%.1. Feasibility Analysis of centralized management of oilfield Server VirtualizationVirtualization technology is the key technology of green IT and the development direction of efficient storage and server management. is the basic network conditions and informatio

I. BACKGROUNDWith the company's servers, services, users more and more, the previous single-machine user management, sudo authorization method is not a development requirement, it is necessary to do enterprise-level centralized authentication authorization management (such as: LDAP, Kerberos, CA, DNS, sudo, password Policy), for three reasons:1, facilitate large-

Original address: http://yanbohappy.sinaapp.com/?p=468Hadoop 2.3.0 has been released, the biggest highlight of which is centralized cache management (HDFS centralized cache management). This feature helps to improve the execution efficiency and real-time performance of Hadoop and upper-level applications, and explores

, as well as graphs that read logs for analysis, typically using the Loganalyzer of the database to analyze and manage centralized logs.implement Rsyslog log centralization to Mysql+loganalyzer management analytics1, install MySQL, this installation process is no longer explained here, the previous blog post we have said in detail, you can refer to the blog: summary: CentOS 6.5 lamp host platform for the bu

Ansible an open source platform that integrates the configuration management of IT systems, applies deployments, and performs specific tasks. Ansible has the following characteristics:Simple deployment, only the main control side of the deployment of ansible environment, the controlled side does not need to do any action;The device is managed by default using the SSH protocol;Centralized

Document directory SimpleServiceProvider Program SimpleServiceConsumer Program Thanks to the invitation from the 4/25 Shanghai club activity organizing team, I have the honor to share with you some explorations in "centralized WCF Service Configuration Management" during this activity. In order to give you a more intuitive understanding of the topics I talked about on the day of the activity, I will i

to invoke the method inside the mutations. Context: Contextual object, where you can understand the store instance itself. {Commit}: Pass the Commit object directly to make the method body logic and code clearer. Use 6.module Module Group (State Manager Module group operation)As the complexity of the project increases and we share more and more of the state, we need to group the various operations of our state into groups and then write them by group. Declaring

Centralized Cache Management inhdfsoverview Centralized Cache Management in HDFS is an explicit Cache Management mechanism that allows you to specify the path cached by HDFS. Namenode will communicate with the datanode that has the required block on the disk, and command it

To realize the centralized management of SQL, simple to transfer some fixed-length SQL into XML is very simple, there is no much to say, the key problem is that we usually deal with SQL, there are a lot of dynamic length, for example, the most common is the multi-conditional paging query, often we will write a large number of if else in the code, It is more difficult to transplant these into XML, completely

Hadoop 2.3.0 has been released, and the biggest bright spot is centralized caching management (HDFS centralized cache management). This feature is useful for improving the efficiency and timeliness of the implementation of Hadoop and upper tier applications, and this article explores this from three perspectives: princ

SVN centralized version management system--Bullying One World rechargeable seriesOne, SVN server1. What is SVNSVN (Subversion) is a platform-based, open-source version control system. Manage various data changes over time. SVN backs up and records every change in each file, so that we can restore the files of any point in time to an older version of the one you want.2. SVN and GitSVN is a

The Internet awareness of the business sector is driven by the widespread popularity of the internet. Therefore, the traditional IT department-led Enterprise Informatization situation has undergone a subtle change. In the past, IT departments initiated information needs, but now IT departments are more and more like "service department". Because the business team is constantly launching a variety of "Business + Internet" information needs. At this time, many traditional enterprise IT department

Centralized management platform--saltstackSALTSTCK as a centralized management platform for server infrastructure, with configuration management, remote execution, monitoring and other functions. Can be simply understood as a simplified version of the Puppet, the enhanced ve

The importance of logging in a software system I'm not going to dwell on it here, almost every programmer will have more logs to deal with each day. So have you ever bothered about something like this:- 远程登录到不同的服务器，找到应用程序目然后查看应用日志；- 来回切换于不同服务器并使用tail来实时监控日志输出信息;- 解决在各个服务器上各个应用日积月累生成的大量日志文件造成的磁盘空间不足的问题；If there are a lot of different processes in your system and running on multiple servers, the problem above will be particularly prominent. Unfortunately, the author of the company's system, there

Redhat under puppet centralized configuration management A brief introduction to puppet Puppet is a configuration management tool, typically, Puppet is a C/s structure, and of course, here's a lot, This can also be said to be a star-shaped structure. All puppet clients have the same server-side puppet communication. Each The puppet client connects once every half

USB Server Professional solution for hardware USB devices (dongle, etc.) virtualization identification, centralized management, network sharing, remote connectivity, virtualization cloud computing SolutionsUSB Server for domestic use more than the USB dongle provides perfect support, has a good compatibility. Provide industry software ukey sharing, Virtual Environment Identification Ukey solution, external

From the earliest mainframe era, to the subsequent information centers of various branches, to the current centralized and integrated data centers, we can see that with the development of IT technology, enterprise-level data centers have gone through the evolution of "Centralization-decentralization-Centralization. There are two driving force behind this evolutionary process: one is the change in user needs and the other is the upgrade of IT technolog

the preceding operations, you can start the salt-master service. [[Email protected] ~] # Systemctl start salt-master.service [[email protected] ~] # Netstat-ntap | egrep '4505 | 808080' # view two listening ports: TCP 0 0 192.168.199.129: 4506 0.0.0.0: * Listen 4505/Python TCP 0 0 192.168.199.129: 1848 0.0.0.0: * Listen 1860/Python 8. Configure two configuration files for the controlled end. The configuration files for the controlled end are also annotated by default. [[Email protected] ~] # Vi