0
votes
1answer
23 views

How to track some periodic system activity which hinders realtime performance

I'm running Jack2 with Pianoteq-5 on two core laptop running 64bit ubuntu-14.04. Such configurations are very sensitive to realtime performance because of low-latency requirements. At first I heard ...
0
votes
0answers
30 views

Has anyone been successful porting Prex to a raspberry pi?

Has anyone been successful porting Prex to a raspberry pi? If someone has already done the work and is willing to share that would be great. Unfortunately Prex's documentation is not good and I ...
-1
votes
1answer
47 views

getting webcam frame from 2 different computers

I want to receive real-time recording from 2 computer webcams to my laptop via internet. I'm using Debian. Which is the simplest way?
2
votes
1answer
2k views

Under linux, how do I find out if some specific thread is run with real-time priority?

I have a process (jackd) that runs several threads. One of the threads it runs should be in realtime, the others run on normal priorities. I'd like to check if it actually runs on realtime. What ...
3
votes
1answer
606 views

VLC, realtime priority and rtkit

How can I increase the priority of VLC to some realtime level? The realtime setting inside of VLC does not seem to have any effect. I figure it nowerdays (on a modern Linux system, not a from scratch ...
2
votes
2answers
454 views

How to run dohell command with hackbench?

I am missing a point w.r.t the usage of dohell command. Please point out. anisha@linux-dopx:~/Desktop/RealTime/downloadedPages> /usr/xenomai/bin/dohell -b ...
1
vote
1answer
79 views

Adeos's role w.r.t Linux

The event pipeline The fundamental Adeos structure one must keep in mind is the chain of client domains asking for event control. A domain is a kernelbased software component which can ask the ...
2
votes
0answers
246 views

How to have a soft-real-time process in presense of heavily swapping IO-intensive background load?

schedtool: PID 32301: PRIO 4, POLICY R: SCHED_RR , NICE -20, AFFINITY 0xf ionice: realtime: prio 4 But the music is stumbling anyway. Background load is low prio (SCHED_IDLEPRIO, idle ...
2
votes
0answers
246 views

How to do a real-time task with a high-load background task in Linux?

I've started recording of sound (minor CPU, memory and IO load) as schedtool -R -p 2 -e arecord -f cd > qqq5.wav And perform large compilation (high CPU load + high memory load + high IO load) ...
6
votes
2answers
2k views

Real Time Sound Leveler

Lately I've been annoyed with Hulu as the commercials are significantly louder than the actual show. This has caused me to wonder if there existed any application either generic or specific to Hulu or ...