Tag: CentOS

Feed: CDH – Cloudera Engineering Blog. Author: Charles Zedlewski. I’m pleased to inform our users and customers that we have released the Cloudera’s Distribution Including Apache Hadoop version 4 (CDH4) 2nd and final beta today. We received great feedback from the community from the first beta and this release incorporates that feedback as well as a number of new enhancements. CDH4 has a great many enhancements compared to CDH3. Availability – a high availability namenode, better job isolation, improved hard disk failure handling, and multi-version support Utilization – multiple namespaces and a slot-less resource management model Performance – improvements in ... Read More

Feed: CDH – Cloudera Engineering Blog. Author: Adam Smieszny. Several weeks ago, I set about to demonstrate the ease with which Solr and Map/Reduce can be integrated. I was unable to find a simple, yet comprehensive, primer on integrating the two technologies. So I set about to write one. What follows is my bare-bones tutorial on getting Solr up and running to index each word of the complete works of Shakespeare. Note: Special thanks to Sematext for looking over the Solr bits and making sure they are sane. Check them out if you’re going to be doing a lot of ... Read More

Feed: Percona Database Performance Blog. Author: Borys Belinsky. Borys Belinsky  | July 28, 2017 |  Posted In: Events and Announcements, MySQL PREVIOUS POST Percona is glad to announce the GA release of Percona Server for MySQL 5.7.18-16 on July 28, 2017 (Downloads are available here and from the Percona Software Repositories). Based on MySQL 5.7.18, including all the bug fixes in it, Percona Server for MySQL 5.7.18-16 is the current GA release in the Percona Server for MySQL 5.7 series. All of Percona‘s software is open-source and free, and you can find all the release details in the 5.7.18-16 milestone at Launchpad Please note that RHEL 5, CentOS 5 and Ubuntu versions 12.04 and ... Read More

Feed: CDH – Cloudera Engineering Blog. Author: Charles Zedlewski. I’m pleased to inform our users and customers that Cloudera has released its 4th version of Cloudera’s Distribution Including Apache Hadoop (CDH) into beta today. This release combines the input from our enterprise customers, partners and users with the hard work of Cloudera engineering and the larger Apache open source community to create what we believe is a compelling advance for this widely adopted platform. There are a great many improvements and new capabilities in CDH4 compared to CDH3. Here is a high level list of what’s available for you to ... Read More

Feed: CDH – Cloudera Engineering Blog. Author: Todd Lipcon. Cloudera is happy to announce the fourth beta release of Cloudera’s Distribution for Apache Hadoop version 3 — CDH3b4. As usual, we’d like to share a few highlights from this release. Since this will be the last beta before we designate CDH3 stable, our focuses for this release have been on stability, security, and scalability. Stability and ease of useSince we released CDH3 Beta 3 in October, we’ve deployed the distribution for production use cases at a number of customers, and have also gotten considerable feedback from the open source user ... Read More

Feed: Planet MySQL; Author: HowToForge; Pimcore provides free and open source enterprise content management system. It is written in PHP and uses MySQL to store its database. Pimcore CMS is fully flexible and editable, you can personalize the site the way you want. Apart from all these, it has many enterprise class features which make it capable of supplying the demand of enterprise grade website. In this tutorial, we will install Pimcore CMS on CentOS 7 server. Prerequisite Minimal CentOS 7 server Root privileges Step 1 - Installing Nginx It is recommended to update the server before installing any package ... Read More

Feed: Hadoop – Cloudera Engineering Blog. Author: Justin Kestelyn. Create a test environment for writing and testing Giraph jobs, or just for playing around with Giraph and small sample datasets. Apache Giraph is a scalable, fault-tolerant implementation of graph-processing algorithms in Apache Hadoop clusters of up to thousands of computing nodes. Giraph is in use at companies like Facebook and PayPal, for example, to help represent and analyze the billions (or even trillions) of connections across massive datasets. Giraph was inspired by Google’s Pregel framework and integrates well with Apache Accumulo, Apache HBase, Apache Hive, and Cloudera Impala. Currently, the ... Read More

Feed: Hadoop Dev. Author: Linda.Liu. Introduction In a previous post, it demonstrated how to configure LDAP integration with IBM Open Platform on a BigInsights Cluster. Here is the link.In this post, it concentrates on the missing content from the previous post for the Microsoft Active Directory (AD) integration. Objective This technical document is intended to show viewers step by step instructions on how to setup AD on RedHat and/or CentOS Operating System and the integration on a Hadoop Cluster. Version Tested RedHat v7.x, CentOS v7.x Ambari v2.4.x Lessons Learned Don’t include spaces in a bind id (ex. “Service, EnterpriseLdap”) AD ... Read More

Feed: Planet MySQL. Author: Valeriy Kravchuk. So far in this series I had written only/mostly about MySQL server bugs. Does it mean that there are no unique or interesting bugs in other MySQL-related software or MySQL forks and projects that use MySQL code?Surely no, it doesn't. So, today I'd like to present a short list of currently active (that is, new or probably not yet resolved) bugs that I had reported for Percona's software at Launchpad over the years I use it. The list is based on this link, but I excluded minor reports and those that probably are just ... Read More

Feed: Percona Database Performance Blog. Author: Jaime Sicam. Jaime Sicam  | July 13, 2017 |  Posted In: MySQL, Percona Server, Security, SSL PREVIOUS POST In this blog post, we’ll look at how to set up Percona PAM with Active Directory for external authentication. In my previous article on Percona PAM, I demonstrated how to use Samba as a domain, and how easy it is to create domain users and groups via the samba-tool. Then we configured nss-pam-ldapd and nscd to enumerate user and group information via LDAP calls, and authenticate users from this source. This time around, I will demonstrate two other ... Read More