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Published byJuliana Edwina Hensley Modified over 8 years ago
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Shibboleth Tutorial Origins John Ball SUNY at Buffalo john@buffalo.edu
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Origin Deployment UB Shibboleth deployment Performance Infrastructure Origin plans WebISO? SSL Hardware/OS Testing Other issues
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UB Shib Deployment Deploying in a load balanced/HA scenario Virtualized services Both Auth and Web application farm 4 Geographic locations Initially internal application use
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Performance Benchmarked current peaks DCE on Solaris Apache Web servers Peaks for our busiest web service ~5500 unique “auths” per hour or 92 per minute Originally estimated peak Shib capacity to be 1.84 auths per second with WebISO (Cosign) and Java encryption
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Performance Other considerations: Auth session length Commitment to less than 5 seconds Goal of 1-2 seconds maximum
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Original Plans Originally using 4 Sun V120s Originally using Java for SSL Originally using Shib with Cosign
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WebISO? Removed Cosign from our plans for now Using Tomcat load balancing This has an impact on our original HA plans Can we save Tomcat session state?
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SSL Now using native JCE SSL Significant performance gains
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Hardware UB Historically a Sun shop Started with 4 Sun V120s Moved to 4 Sun 280Rs Dual CPU Sun Crypto Accelerator cards Performance still CPU bound Moved to Linux on 2 “borrowed” Dell 6650s (used the 280s for our LDAP)
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Hardware/OS Recently purchased 12 Dell 1750s Dual Xeon 3.2G CPUs The more CPUs the better Plans to deploy 2 Dells per location for production
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Testing/Tweaking Testing load using Webload and JMeter Tweaking and testing Capacity Session times
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Other issues Still working on a “500” page error about every 500 auths –Tomcat issue? This may be fixed in a newer version of Tomcat This has been seen at other locations Cisco CSS configuration Kerberos plug-in for LDAP bug
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