LISA
2008
14 years 2 months ago
2008
In recent times a new kind of computing system has emerged: a distributed infrastructure composed of multiple physical sites in different administrative domains. This model introd...
LISA
2008
14 years 2 months ago
2008
The art of performance tuning is, alas, still an art; there are few tools to help predict the effects of changes that are motivated by performance needs. In this work, we present ...
LISA
2008
14 years 2 months ago
2008
Signature matching, which includes packet classification and content matching, is the most expensive operation of a signature-based network intrusion detection system (NIDS). In t...
LISA
2008
14 years 2 months ago
2008
Two common tools in Linux- and UNIX-based environments are SSH for secure communications and sudo for performing administrative tasks. These are independent programs with substant...
USENIX
2007
14 years 2 months ago
2007
Patches to modern operating systems, including bug fixes and security updates, and the reboots and downtime they require, cause tremendous problems for system users and administr...
LISA
2008
14 years 2 months ago
2008
Sysman is a system management infrastructure for clusters and data centers similar to the /proc file system. It provides a familiar yet powerful interface for the management of se...
LISA
2008
14 years 2 months ago
2008
Automated system deployment frameworks and configuration management systems have been in wide use for a number of years. However, due to increasing pressures to maintain high avai...
LISA
2008
14 years 2 months ago
2008
Petascale HPC systems are among the largest systems in the world. Intrepid, one such system, is a 40,000 node, 556 teraflop Blue Gene/P system that has been deployed at Argonne Na...
USENIX
2007
14 years 2 months ago
2007
Monitoring and mining real-time network data streams is crucial for managing and operating data networks. The information that network operators desire to extract from the network...
LISA
2008
14 years 2 months ago
2008
System administrators are unique computer users. As power users in complex and high-risk work environments, intuition tells us that they may have requirements of the tools they us...