Jesse Newland

29 Posts tagged with linux

Scaling memcached at Facebook | Facebook

Since we’ve made all these changes, we have been able to scale memcached to handle 200,000 UDP requests per second with an average latency of 173 microseconds.

2.1. Address Resolution Protocol (ARP)

iperf(1)

Modified version of a tool for measuring maximum TCP and UDP bandwidth

derwiki - Timelapse Photography with your spare Ubuntu Box and Digital Camera

Looks fun

Bash completion function for the 'xm' binary supplied with Xen

Not perfect, but almost there

Ipsysctl tutorial 1.0.4

How to tune the Linux kernel's TCP/IP stack

netboot.me

netboot.me is a service that allows you to boot nearly any operating system or utility on any computer with a wired internet connection - without having to know ahead of time what you'll want to boot. Once you can netboot.me, you never need to update your boot disk again!

Multi-User Screen

How to configure fine-grained access controls in Screen's multiuser mode.

An easy way to run many tasks in parallel

seq 10 20 | xargs -n 1 -P 5 sleep

Rosetta Stone for Unix

A Sysadmin's Unixersal Translator - or - What do they call that in this world?

pv

monitor and/or limit the progress of data through a pipe

ssh hack: connect directly to machine via a firewall box

"Like most good hacks, this uses netcat."

Michael Greenly: Multiple Versions of Ruby On Ubuntu #2

update-alternatives is awesome

LXC: Linux container tools

Containers - like Solaris Zones and BSD jails - for the linux kernel. Wild.

Gracie

Gracie is an OpenID server (a "provider" in OpenID terminology) that serves OpenID identities for the local system PAM accounts. It authenticates users with a username/password challenge.

dustin's waitforsocket at master - GitHub

waitforsocket somehost 22 && ssh somehost

Debian/Ruby Extras - Position on RubyGems

Ruby has a distribution problem.

Filesystem Hierarchy Standard

This standard consists of a set of requirements and guidelines for file and directory placement under UNIX-like operating systems. The guidelines are intended to support interoperability of applications, system administration tools, development tools, and scripts as well as greater uniformity of documentation for these systems.

Cft -- configuration file tracking.

Cft saves you from having to remember what exactly you changed on a system — it watches you and remembers for you, leaving you free to focus on the result you need to achieve.

Maatkit: a toolkit of utilities and tools for MySQL

Maatkit makes MySQL easier and safer to manage. It provides simple, predictable ways to do things you cannot otherwise do.

External Nodes - puppet

To use an external node classifier, in addition to or rather than having to define a node entry for each of your hosts, you need to create a script that can take a hostname as an argument and return information about that host for puppet to use.

Linux Ethernet Bonding Driver HOWTO

The Linux bonding driver provides a method for aggregating multiple network interfaces into a single logical "bonded" interface. The behavior of the bonded interfaces depends upon the mode; generally speaking, modes provide either hot standby or load balancing services.

pmacct

a small set of passive network monitoring tools to measure, account, classify, aggregate and export IPv4 and IPv6 traffic

KVM: Kernel-based Virtualization Driver

Awesome whitepaper

RubyWorks production stack - from ThoughtWorks

RubyWorks production stack is a collection of open-source software required to host a RubyOnRails application on a RedHat Enterprise Linux 4 or CentOS 4 server

S3InfiDisk for EC2 | openfount

Wonder if this is fast enough to store MySQL tables on....

S3DFS for EC2 | openfount

"S3DFS is the product EC2 users have been waiting for - a true distributed file system for EC2, backed on S3." Woah. Maybe we don't need an XServe RAID...

Amazon Web Services Developer Connection : CentOS 4.4 Base Image

My blog will soon be moving to Amazon EC2, powered by one of these.

Ubuntu Studio - A multimedia creation derivative of Ubuntu

Perfect for your Ubuntu recording studio box. What, you don't have one?
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