The tag has no usage guidance.

learn more… | top users | synonyms

1
vote
1answer
1k views

'htop' process and threads cpu usage?

I'm observing a multi threaded process in htop in tree view. If I were to strip it just to the problematic part, it looks somewhat like this: CPU% bin/process 100 `- ...
0
votes
1answer
114 views

Too many rcuos and rcuob processes in my VM

I am running CentOS 7.2 (3.10.0-327.18.2.el7.x86_64) as VMware guest with 2 cpu and 6 GB RAM on my Lenevo W540 iCore 7 having 32 GB RAM. I see 128 processes each for rcuos and rcuob in my VM. This ...
2
votes
0answers
333 views

API Monitoring and Hooking

I am currently reading the "Malware Analyst's Cookbook and DVD". There is a chapter "Dynamic Analysis" and there are also some recipes about hooking and monitoring API calls of process but it is for ...
1
vote
0answers
125 views

Understanding Linux Perf sched-switch and context-switches

I've been trying to enable context switch events on perf and use perf script's dump from perf.data to investigate thread blocked time. So far the only two recording options that seem to be helpful ...
1
vote
0answers
2k views

What exactly is the lwp and threads in solaris?

The book "Solaris Internals" says Solaris executes kernel threads for kernel-related tasks, such as interrupt handling, memory page management, device drivers, etc. For user-process execution, kernel ...
0
votes
0answers
65 views

How thread context switch faster then the process context switch?

I want to know how thread context switch faster then the process context switch? For example, in the apache web server running on ubuntu can use either the Prefork MPM (spawning multiple child ...
0
votes
0answers
189 views

threads limit on linux

My box is: x86_64 x86_64 x86_64 GNU/Linux Red Hat Enterprise Linux Server release 6.3 whan I run sample java app (does not matter how much java heap I provide!), it creates 2016 threads and dies with ...