Skip to main content

All Questions

Tagged with
Filter by
Sorted by
Tagged with
4 votes
3 answers
5k views

Why having more and faster cores makes my multithreaded software slower?

I am experiencing bizarre behavior on scaling a multiprocess/multithreaded C++ application. The application contains 10 separate processes, communicating through Unix Domain Sockets and each one ...
Soroush Rabiei's user avatar
1 vote
1 answer
3k views

Windows Server 2012 R2 kernel threads increase until the system hang

I have a small problem with my Windows Server 2012 R2. At the moment the problem is that the threads from "NT Kernel & System" increase every second until they reach 16k, and then the server ...
René Höhle's user avatar
  • 1,468
2 votes
3 answers
864 views

freebsd 7.2 kern.threads.max_threads_per_proc doesn't change after reboot

I have some multithread apps on my server machine based on FreeBSD 7.2, so because of this I need to increase kern.threads.max_threads_per_proc to 4000 (default value is 1500). I changed it using "...
Valeriy Maslov's user avatar
1 vote
1 answer
779 views

Is linux kernel 2.6.37 80% slower than 2.6.34 using memory & threads?

If I run the command time perl -e 'use threads; $T=12 ; foreach (1..$T) { $thr[$i++] = threads->create(sub { printf "I am thread %s\n", threads->tid(); foreach (1..9e6) { push(@a, sqrt(1234)/...
rems's user avatar
  • 2,260