Product
Complex applications coordinating work across a lot of machines often need a highly performing fault tolerant message layer. Though a blast to write, it's probably a better use of your time to use an off the shelf solution. And that's where Spread comes in. Flickr, for
Product
How do you keep in sync a crescendo of data between data centers over a slow WAN? That's the question Alberto posted a few weeks ago. Normally I'm not into all boy bands, but I was frustrated there wasn't a really good answer for
Product
Wackamole is an application that helps with making a cluster highly available. It manages a bunch of virtual IPs, that should be available to the outside world at all times. Wackamole ensures that a single machine within a cluster is listening on each virtual IP address that Wackamole manages. If
Product
Update: Parascale’s CTO on what’s different about Parascale. Let's say you have gigglebytes of data to store and you aren't sure you want to use a CDN. Amazon's S3 doesn't excite you. And you aren't quite ready to
Cluster File System
There's a new clustered file system on the spindle: Kosmos File System (KFS). Thanks to Rich Skrenta for turning me on to KFS and I think his blog post says it all. KFS is an open source project written in C++ by search startup Kosmix. The team members
Product
Sequoia is a transparent middleware solution offering clustering, load balancing and failover services for any database. Sequoia is the continuation of the C-JDBC project. The database is distributed and replicated among several nodes and Sequoia balances the queries among these nodes. Sequoia handles node and network failures with transparent failover.
Product
Ganglia is a scalable distributed monitoring system for high-performance computing systems such as clusters and Grids. It is based on a hierarchical design targeted at federations of clusters. It leverages widely used technologies such as XML for data representation, XDR for compact, portable data transport, and RRDtool for data storage
Product
Perdition is a fully featured POP3 and IMAP4 proxy server. It is able to handle both SSL and non-SSL connections and redirect users to a real-server based on a database lookup. Perdition supports modular based database access. ODBC, MySQL, PostgreSQL, GDBM, POSIX Regular Expression and NIS modules ship with the
Product
Varnish is a state-of-the-art, high-performance HTTP accelerator. Varnish is targeted primarily at the FreeBSD 6 and Linux 2.6 platforms, and will take full advantage of the virtual memory system and advanced I/O features offered by these operating systems. Varnish was written from the ground up to be a
Product
Cacti is a network statistics graphing tool designed as a frontend to RRDtool's data storage and graphing functionality. It is intended to be intuitive and easy to use, as well as robust and scalable. It is generally used to graph time-series data like CPU load and bandwidth use.
Product
All APIs are different. At its core, an API provides direct access deep into a web service (lower case - a service that is provided on the web) and turns it into a Web Service (upper case) that people can use as a building block. What makes it an API
Cluster File System
MogileFS is an open source distributed filesystem. Its properties and features include: Application level, No single point of failure, Automatic file replication, Better than RAID, Flat Namespace, Shared-Nothing, No RAID required, Local filesystem agnostic.