Federico Feroldi’s blog | by Federico Feroldi
May
15
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Let the Brickwork Remote Executive Assistant help you. Our Remote Executive Assistant is an intelligent graduate operating from our India Centre.
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Here you find a complete Puppet Infrastructure:
- general purpose modules for different applications
- project_modules for custom IT infrastructure layouts
- working modules for Lab42 test servers
- much work to do (who said alpha stage?) -
The goal of the GORDA project is to foster database replication as a means to address the challenges of trust, integration, performance, and cost in current database systems underlying the information society. This is to be achieved by standardizing archi
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ESCADA is a portable and flexible database replication system that accommodates multiple reliability, performance, and applicability tradeoffs: Target scenarios range from shared-nothing clusters to remote sites for disaster prevention. Currently supporte
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The jGCS library provides a generic interface for Group Communication. This interface can be used by applications that need primitives from simple IP Multicast group communication to virtual synchrony or atomic broadcast. Its a common interface to several
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Appia is an open source layered communication toolkit implemented in Java and providing extended configuration and programming possibilities. The Appia toolkit is composed by (1) a core that is used to compose protocols and (2) a set of protocols that pro
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Carob’s purpose is to offer Sequoia access to ODBC, C and C++ client applications.
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Sequoia is a transparent middleware solution offering clustering, load balancing and failover services for any database.
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Pandora FMS is a monitoring Open Source software. It watches your systems and applications, and allows you to know the status of any element of those systems.
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ZABBIX offers advanced monitoring, alerting and visualisation features today which are missing in other monitoring systems, even some of the best commercial ones
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Goliat is an stress/load audit tool for WEB applications. Goliat generates complex requests that simulate WEB of a specific user. This includes the capture and sending of cookies of session, sending parameters by POST or GET and the detection of chains of
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Nexuiz is a free open-source first person shooter that runs on Windows, Linux and OSX.
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Hiring a MySQL DBA can be challenging, especially when the demand for MySQL DBAs is greater than there are qualified people to fill those positions. This article will go into some details on how to recruit, recognize, and interview a great MySQL DBA. (For
May
13
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Using LVM + DRBD + NFS + Heartbeat + VTun To Gain Data Persistence, Redundancy, Automatic Fail-Over, and Read/Write Disk Access Across Multiple EC2 Nodes
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MySQL has simple but quite handy feature – slow query log, which allows you to log all queries which took over define number of seconds to execute.
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This perl script parses a MySQL slow_queries log file ignoring all queries less than $min_time and prints out how many times a query was greater than $min_time with the seconds it took each time to run. The queries are sorted by number of times it ran, wi
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The Ruby MySQL slow query log parser converts your slow query logs in to a more usable format.
It also adds some interesting information like median and average times. -
LightOrm is a small, fast and powerful ORM library for PHP 5. It has all main ORM features and even more, such as object cache control, memory usage control and some others. Benchmarks show that it is one of the fastest ORM library for PHP.
May
12
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Yowl provides a set of Ajax interfaces that web applications can call to display notifications to the user. The advantage of calling to Yowl rather than managing the notifications directly is that Yowl allows the user to control the style of the messages,\n
(tags: api browser development events js library yui opensource yowl growl notification ajax javascript)\n
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MediaCoder is a free universal batch media transcoder, which nicely integrates most popular audio/video codecs and tools into an all-in-one solution.\n
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May
11
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SUGGEST is a Top-N recommendation engine that implements a variety of recommendation algorithms.\n
(tags: ai algorithm algorithms collaborative collaborative_filtering engine filtering recommendation-engine recommendation tool)\n
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A simple extension to the Jabber class by Centova Technologies Inc.\n
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We will introduce the concept of Distributed Version Control, see when to use it, why it may be better than what you\’re currently using, and have a look at three actors in the area: git, Mercurial and Bazaar.\n
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Stretch the capacity of your Web server farm with PHP and a reverse proxy, such as Varnish.\n
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