Presentation at Drupalcon Boston 2008 on Wednesday March 5, 6-7pm

7. Creative Commons Licenses

9. Network Services Identity Management Java Enterprise System Communications Composite Application Platform Application Platform B2B Web Infrastructure ESB Availability Virtualization Solaris Containers LDOMs / DSD VMware / Xen Architecture Operating System

13. Solaris – Linux Benchmark

14. RESPONSE TIME

15. THROUGHPUT & ERROR RATE

17. /opt/coolstack -ro -ro /opt/coolstack' ./apache -ro ./mysql -ro ./php -rw /data/drupal-5.7 -rw -ro -ro /data/drupal-5.1 ./misc -ro -ro ./modules -ro -ro ./scripts -ro -ro ./sites -ro -ro ./themes -rw -ro ./files -ro -ro Solaris Zones for Efficiency & Control ...

18. Solaris Zones for Efficiency & Control ... MySQL MySQL Apache PHP Apache PHP Apache PHP Apache PHP Apache PHP

20. The S in SAMP stands for Solaris MySQL # svcadm -v enable mysql # svcadm refresh mysql # svcadm restart mysql # svcadm disable mysql Apache # svcadm -v enable apache22 # svcadm refresh mysql # svcadm restart mysql # svcadm disable mysql SMF for MySQL & Apache

21. “ DTrace is one of those tools that makes you wonder how you did anything without it before you'd heard of it. Why is it better than strace and similar tools? It's non-invasive, fast, scriptable and extensible.” - Wez Furlong Find Hampster Wheels with DTrace Dtrace provider for PHP

22. Performance Tuning Which functions are being called by Drupal? # dtrace -n function-entry'{printf("called %s() in %s at line %d",copyinstr(arg0), copyinstr(arg1), arg2)}' -q How many times is a function called? # dtrace -n function-entry'{@[copyinstr(arg0)] = count()}' What's the file name and line number count: # dtrace -n function-entry'{@[copyinstr(arg1)] = lquantize(arg2, 0, 5000)}' Dtrace provider for PHP

23. Resource Management & Isolation Projects # projadd -c "Apache-PHP" -U webservd httpd.php # projmod -sK "project.max-sem-ids=(privileged,256,deny)" httpd.php # svccfg -s http:CSKapache2 setprop start/project = astring: httpd.php # svcadm -v enable CSKapache2 CPU Shares global# zonecfg -z zone1 zonecfg:zone1> add rctl zonecfg:zone1:rctl> set name=zone.cpu-shares zonecfg:zone1:rctl> add value (priv=privileged,limit=15,action=none) zonecfg:zone1:rctl> end zonecfg:zone1> exit Zones: data, configuration

24. Versioning & Protecting Data $ zfs snapshot /data/site@31Oct $ zfs snapshot /data/site@01Nov - - - WHOOPS - - - $ cp .zfs/snapshot/@01Nov/Drupal_5.2/themes/mysite ./Drupal_5.2/themes ZFS snapshots

26. Project Caroline Your Service Code Resource Types + Internet ●●● Cloud Computing in a Grid Launch service using multiple load-balanced processes, connected to a backend database. Flex processes to match demand.