perf
Collect and show DDVE performance statistics.
perf disable trace
event-regexp [module {default | ddfs}]
Disable tracing of specified events.
perf enable trace
event-regexp [module {default | ddfs}]
Enable tracing of the specified events.
perf start histogram [module {default | ddfs}
Start collecting performance histograms. This command may reduce performance marginally.
perf start stats
Start printing statistics. This command may reduce performance marginally.
perf start trace [allow-wrap] [module {default | ddfs}]
Start tracing events. This command may reduce performance marginally.
perf status trace
event-regexp [module {default | ddfs}]
Shows whether tracing is enabled or disabled for the specified events.
perf stop histogram
histogram-filename [module {default | ddfs}
Stop collecting histograms and write the collected histograms to the specified file.
perf stop stats
Stop printing statistics.
perf stop trace
trace-filename [module {default | ddfs}]
Stop tracing events and write the collected traces to the specified file.