ring-buffer
ring-buffer
Limit the amount of raw data to be
collected by setting the timer that enables the analysis only for the last
seconds before the target or collection is terminated.
GUI Equivalent
Configure Analysis
window >WHAT
pane
>
Advanced
>
Limit collected data by: Time from collection end, sec
option
Syntax
-ring-buffer
=<integer>
Arguments
- <integer>
- Timer (in sec)
Actions Modified
Description
Use the
ring-buffer
action-option to limit the amount of raw data to
be collected. The option sets the timer (in sec) that enables the analysis only
for the last seconds before the target or collection is terminated.
Alternate Options
- data-limit
- Limit the amount of raw data (in MB) to be collected.
Example
Enable a Hotspots analysis for the last 10 seconds
before the collection is terminated.
vtune -collect hotspots -ring-buffer=10 myApp