The primary goal of Bigtop is to build a community around the packaging, deployment and interoperability testing of Hadoop-related projects. This includes testing at various levels (packaging, platform, runtime, upgrade, etc…) developed by a community with a focus on the system as a whole, rather than individual projects. If you looking for in easy to…
Author: webgeek
MySQL Cheat Sheet
Found this today. Not to bad for a quick reference sheet. MySQL Cheat Sheet
Hortonworks Releases Its (Conservative) Hadoop Platform
Check this article out. “Hortonworks sets itself apart from Cloudera and MapR by sticking with standards-based software and Apache’s proven 1.0 code line.” >>
Configuring MySQL as a Hive Metastore
Hive uses DerbyDB to store its metadata by default, if you have ever tried having more than one person, or multiple services, such as the Hive Web UI or Hive Service connect, it doesn’t work really well and can cause problems. To improve this I recommend use MySQL as the metastore_db. Install a MySQL…
Hadoop, Hive, Oh my.
Sorry, I haven’t really wrote anything in the last couple of months, but after a year or more of reading about Hadoop and poking at it. I have actually got the chance to do something with it. A year or so ago I helped build a MySQL database to help analyze user data. A large amount…
Using Iozone for Filesystem Benchmarking
If you have been around computer systems long enough everyone knows how import disk performance is, espeacially with database systems. There’s the standard htparm -tT and dd test the everyone does, but it really does give you the whole picture. What you really want is to test read, write, re-read, re-write, read backwards, read strided, fread,…
Using Mysqldump to Backup Your Stored Procedures, Functions and Triggers
Now that MySQL has Stored Procedures, Functions and Trigger. I have found myself needing to back them up or make copies to move to a different MySQL server. It’s actually pretty easy to do with mysqldump. Here is the command line for it. shell> mysqldump –routines –no-create-info –no-data –no-create-db –skip-opt <database> > outputfile.sql Then if you…
Install Git From Source On Linux
If you are like me and want to install git-core core from source instead of one to the many binary packages out or you just have a distro that does have a binary for it. Here is what you will need to get it installed. POSIX-compliant shell GCC – gnu c compiler GNU Interactive Tools…
Here is what happens when I recovery from surgery.
After being told that I would need to take five days to recovery from a recent surgery and being informed that they would prefer me not to work on any of the system at work well under the influence of pain killers, I started looking for thing to kill time. Well trying to find something…
Using CURL to manage Tomcat
The other day I and a few of my colleges were talking about a easy way to deploy and undeploy war files from the command line like you could through the Tomcat Web Application Manager portal and being on a python kick, I started writing it in python. After an hour or two I realized that…