Performance optimization

Posted Posted in Projects

For a customer from Lyon (France), we investigated a server performance issue. Website seemed to be slow, despite a new dedicated server with 40 CPU cores, 256GB of RAM and a 500Mbps network. The matter was urgent, a slow website was turning away paying customers, while an expensive marketing campaign was taking place. Money was being lost, we needed […]

consistent multi-client filesystem interface for low-cost cloud

Posted Posted in Projects

A new low-cost could service (1/4th of AWS price) could potentially become an extremely cost effective storage asset for multiple bussinesses if it features an interface which is easy to integrate with their existing infrastructure. Together with an open-source filesystem interface development team, we have designed many variants of a solution which would provide consistency and […]

X2 e-radio transmitter

Posted Posted in Projects

X2 was designed as an advanced alternative to linux-hosted radio streaming programs available at the time. The transmitter had full control over fade-in and fade-out, as well as on filtering the sound samples, which allowed for configuration flexibility so much desired by our radio operators. Thanks to this technology, they could separately configure the mixing of music-to-music and […]

e-radio

Posted Posted in Projects

We designed, implemented and deployed a custom e-radio system consisting of transmitter, relay network and a desktop player. The transmitter used high quality audio files saved in lossless FLAC OGG format, while the end-user codec was a low-bandwidth AAC Plus v2. Despite (quite high) license fees usually required to stream and play the latter format, we […]

network trace dump analyzer

Posted Posted in Projects

Serving large files to a nation-scale audience is a challenge. It is even harder if the downloaded file is a binary installer and a considerable percentage of users use an old version of Internet Explorer which reports a file only partially completed as finished successfully. Our customer had an issue with shipping their binary installer to his users. In 2009 […]