Re: [perf-discuss] Seeking feedback on LatencyTOP

2009-04-24 Thread Krishnendu Sadhukhan
Hi Lejun, Yes, I think we can display the data from the "adaptive-block" probe as a separate count so that users will know if a thread was blocked on an adaptive lock. I will open CRs for this and other enhancements that I mentioned in the mail. Thanks, Krish -- This message posted from ope

Re: [perf-discuss] Seeking feedback on LatencyTOP

2009-04-21 Thread Lejun Zhu
Hi Krishnendu, Thank you for these excellent suggestions, I think they will improve the usability of LatencyTOP. For the adaptive-block probe, it is possible to add it to the D script, but when it happens, the sleep time will be counted by both adaptive-block and the off-cpu/on-cpu probes in L

Re: [perf-discuss] Seeking feedback on LatencyTOP

2009-04-21 Thread Krishnendu Sadhukhan
Thanks Eric for your thoughts. In order to answer these questions better, I am wondering whether the tool should make use of another dtrace probe : adaptive-block -> this tells us how much time the thread is sleeping on an adaptive lock Also, I have some suggestions regarding the look-a

Re: [perf-discuss] Seeking feedback on LatencyTOP

2009-04-20 Thread Eric Saxe
Krishnendu Sadhukhan wrote: The LatencyTOP team is seeking valuable feedback on the tool, and possible any user requirements that may not have been implemented yet, in order to make this tool fulfill the needs of a wide range of user base. All information about the tool is available on the Lat

[perf-discuss] Seeking feedback on LatencyTOP

2009-04-09 Thread Krishnendu Sadhukhan
The LatencyTOP team is seeking valuable feedback on the tool, and possible any user requirements that may not have been implemented yet, in order to make this tool fulfill the needs of a wide range of user base. All information about the tool is available on the LatencyTOP project page at http: