OpenVMS Boot Camp 2015
 
Troubleshooting with SDA extensions

Track: System Management

Speaker
Jim Mehlhop, Sr. Support Manager, PARSEC


Description
SDA extensions can be an invaluable tool to isolate performance issues on a running system. They can also be enabled on a system that hangs periodically and be used to analyze why it was hanging after forcing a crash. Topics discussed will be: SDA Extensions What are they How they work They are undocumented, getting help can be a challenge Clue Example Example of using SDA PCS to troubleshoot a hung system Examples using SDA SPL to troubleshoot high MP SYNCHRONIZATION time Example using FLT to isolate source of alignment faults, a major source of performance issues on Integrity Servers. Additional extensions

Experience Level
Intermediate