In our daily life, we are inseparable from the application of position recognition class. Apps like Foursquare and Facebook help us share our current location (or the sights we're visiting) with our family and friends. Apps like Google Local help us find out what services or businesses we need around our current location. So, if we need to find a café that's closest to us, we can get a quick suggestion via Google Local and start right away. This not only greatly facilitates the daily life, ...
SSLH 1.8 This version adds a single-threaded, select (2)-based based version. It adds the-o "OpenVPN" OpenVPN probing and support. It adds support for the "Bold" SSH client. The log format has been changed so that it can link to other services and subsequent logs. The CentOS init.d script has been updated. The bug problem with OpenBSD has been fixed. Added a-F "foreground" option, a test suite, added readme ....
SSLH 1.9 This release supports http://www.aliyun.com/zixun/aggregation/9485.html ">ipv6, a more comprehensive log, introduces long integer options, adds bindings to multiple addresses, and supports TINC (experiment). Warning: The options have changed and you need to update your startup script. The log format has changed and you need to update the log processing script. SSLH can allow a server port to support both HTTPS and SSH links to two protocols, such as ...
Subversion is a free, open source http://www.aliyun.com/zixun/aggregation/9591.html "> Version control System. Under Subversion Management, files and directories can transcend time and space. Subversion stores files in a central version library. This version library is very much like a normal file server, and it can record every file and directory modification. This will allow the data to revert to the previous version, and ...
Several articles in the series cover the deployment of Hadoop, distributed storage and computing systems, and Hadoop clusters, the Zookeeper cluster, and HBase distributed deployments. When the number of Hadoop clusters reaches 1000+, the cluster's own information will increase dramatically. Apache developed an open source data collection and analysis system, Chhuwa, to process Hadoop cluster data. Chukwa has several very attractive features: it has a clear architecture and is easy to deploy; it has a wide range of data types to be collected and is scalable; and ...
From the Eucalyptus system website to see a news, learned that eucalyptus and rpath cooperation. And Rpath is a company that provides system software package installation. The author contacted a lot of software systems are through the rpath way of packaging. Rpath can make the Linux operating system and related software together into one installation package. Installation packages can be based on a virtual machine (such as vmware/esx) or a bare-metal installation package. Basically the user simply needs to confirm, can ...
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 ...
Today, open source firewalls are numerous. This article will cover 10 of the most practical open source firewalls that fit your business needs. 1. Iptables Iptables/netfilter is the most popular command line based on firewalls. It is the safe line of defense for Linux servers. Many system administrators use it to fine-tune the server. The function is to filter packets from the network stack in the kernel, including: listing the contents of the packet filtering rule set, and executing fast because it only checks the header of the packet, and the administrator can ...
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