Efficient Support for P-HTTP in Cluster-based Web Servers Export

@inproceedings{citeulike:3856804, abstract = {This paper studies mechanisms and policies for supporting HTTP/1.1 persistent connections in cluster-based Web servers that employ contentbased request distribution. We present two mechanisms for the efficient, content-based distribution of HTTP/1.1 requests among the back-end nodes of a cluster server. A trace-driven simulation shows that these mechanisms, combined with an extension of the locality-aware request distribution (LARD) policy, are effective in yielding scalable performance for HTTP/1.1 requests. We implemented the simpler of these two mechanisms, back-end forwarding. Measurements of this mechanism in connection with extended LARD on a prototype cluster, driven with traces from actual Web servers, confirm the simulation results. The throughput of the prototype is up to four times better than that achieved by conventional weighted round-robin request distribution. In addition, throughput with persistent connections is up to 26 \% better than without.}, author = {Aron, Mohit and Druschel, Peter and Zwaenepoel, Willy}, booktitle = {In Proceedings of the USENIX 1999 Annual Technical Conference}, citeulike-article-id = {3856804}, citeulike-linkout-0 = {http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.30.1718}, keywords = {load-balancing, server, web}, posted-at = {2009-01-07 09:49:46}, priority = {3}, title = {Efficient Support for P-HTTP in Cluster-based Web Servers}, url = {http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.30.1718}, year = {1999} }

TY - CONF ID - citeulike:3856804 L3 - citeulike-article-id:3856804 N2 - This paper studies mechanisms and policies for supporting HTTP/1.1 persistent connections in cluster-based Web servers that employ contentbased request distribution. We present two mechanisms for the efficient, content-based distribution of HTTP/1.1 requests among the back-end nodes of a cluster server. A trace-driven simulation shows that these mechanisms, combined with an extension of the locality-aware request distribution (LARD) policy, are effective in yielding scalable performance for HTTP/1.1 requests. We implemented the simpler of these two mechanisms, back-end forwarding. Measurements of this mechanism in connection with extended LARD on a prototype cluster, driven with traces from actual Web servers, confirm the simulation results. The throughput of the prototype is up to four times better than that achieved by conventional weighted round-robin request distribution. In addition, throughput with persistent connections is up to 26 % better than without. TI - Efficient Support for P-HTTP in Cluster-based Web Servers T2 - In Proceedings of the USENIX 1999 Annual Technical Conference KW - load-balancing KW - server KW - web AU - Aron, Mohit AU - Druschel, Peter AU - Zwaenepoel, Willy PY - 1999/// UR - http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.30.1718 ER -