Slides from Friday 9am session at DrupalCon Szeged 2008

3. DEMO Session ID

4. SAMP

8. Solaris – Linux Benchmark

9. RESPONSE TIME

10. THROUGHPUT & ERROR RATE

12. /opt/coolstack -ro -ro /opt/coolstack' ./apache -ro ./mysql -ro ./php -rw /data/drupal-6.4 -rw -ro -ro /data/drupal-5.10 ./misc -ro -ro ./modules -ro -ro ./scripts -ro -ro ./sites -ro -ro ./themes -rw -ro ./files -ro -ro Solaris Zones for Efficiency & Control ...

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

15. 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

16. “ 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

17. Performance Tuning - DEMO 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

18. 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

19. 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

21. Project Caroline - DEMO 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.

26. 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

33. Creative Commons Licenses