Author Archives: slfritchie

TCP incast: What is it? How can it affect Erlang applications?

Posted on January 5, 2012 by slfritchie

So, what’s the deal with the “TCP incast” pattern?  Never heard of it?  Join the club. I’ve been wearing a developer hat for too long and not wearing my sysadmin and network manager hats.  And the publications about Ethernet microbursts … Continue reading →

Posted in Erlang | Tagged , , | 14 Comments

RSS clients, please, stop pinging every 60 seconds

Posted on December 1, 2011 by slfritchie

Hi, everyone. I know that y’all is simply craving to hear everything that I have to say, as quickly as I say it.  That’s why you use an RSS client, to keep track of my blog.  You keep tabs on … Continue reading →

Posted in None-of-the-above | Tagged | 2 Comments

DTrace, FreeBSD 9.0, and Erlang

Posted on November 26, 2011 by slfritchie

While working on the DTrace probes for the Erlang R15 release (which I’ve blogged about earlier this month), I discovered that the build recipe for FreeBSD 9.0 was broken.  Oh no, my favorite OS doesn’t work, sound the alarm! FreeBSD … Continue reading →

Posted in Erlang | Tagged , , | Leave a comment

SystemTap and Erlang: a tutorial

Posted on November 19, 2011 by slfritchie

As mentioned in my previous posting, DTrace and Erlang: a status report, it’s also possible to use Linux’s SystemTap to watch the inner workings of the Erlang virtual machine.  This is possible via a DTrace compatibility layer built in to SystemTap. In theory, any Linux … Continue reading →

Posted in Erlang | Tagged , , | 2 Comments

DTrace and Erlang: a status report

Posted on November 19, 2011 by slfritchie

I thought it’d be a good idea to write a status report about my work with Erlang, DTrace, and some SystemTap. Quick, I Want an Overview and Some Slides…. I gave a presentation at the Erlang User Conference  in Stockholm a couple … Continue reading →

Posted in Erlang | 3 Comments

Been a while since I’ve written

Posted on November 19, 2011 by slfritchie

Life has been busy.  Very good, but also busy. Professionally, things at Basho are very good.  It’s a great bunch of smart, ego-firmly-in-check folks.  Basho sent me to the Erlang User Conference  in Stockholm a couple weeks ago to present my … Continue reading →

Posted in None-of-the-above | Leave a comment

Blog Roused from Slumber: the MSPIFF 2011

Posted on April 4, 2011 by slfritchie

Yep, I haven’t written for a while.  One excuse is that I’ve started using Twitter.  After being a Twitter skeptic for quite a while, but I guess I’ve decided that Twitter’s 140 character limit is indeed enough for some things. … Continue reading →

Posted in Film | Tagged | Leave a comment

Hibari mentioned in InfoWorld article

Posted on October 26, 2010 by slfritchie

This article on Oct 25th mentions Hibari in the “Erlang” section. As a Basho guy nowadays, I’m very slightly sad that the author didn’t also mention Riak, but as a Hibari fan, I’m quite happy. Seven Programming Languages on the Rise: From … Continue reading →

Posted in Erlang | Tagged , | 2 Comments

Setting Up Hibari from Scratch in a CentOS 5 Virtual Machine

Posted on October 10, 2010 by slfritchie

The following is based on a message that I’d sent a few weeks ago to the hibari-questions-en mailing list over at SourceForge. Since then, I’ve streamlined things slightly and added instructions on how to set up a CentOS 5 (inside … Continue reading →

Posted in Erlang | Tagged , | Leave a comment

basho_bench for Hibari

Posted on September 16, 2010 by slfritchie

Howdy, all. I’ve written a first draft of a basho_bench driver for Hibari. Instructions on how to use it follow. NOTE: You’ll need Git and Mercurial in order to check out the basho_bench source. You’ll also need the (very cool) … Continue reading →

Posted in Erlang | Tagged , | Leave a comment