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Questions tagged [cpu-load]

37 questions
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5 answers

How can I simulate different types of load in an Android device?

I'm trying to test my app's behavior in various situations like let's say there's a lot of RAM and CPU being used or network being consumed by some other apps or battery being drained away by another. Now, what I've is let's say I want (100-X)% of…
VoodooChild92
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node.js server with socket.io handling 50000 simultaneous clients

We are developing a Javascript control which should be constantly connected to a server for receiving animation updates. We are planning to host this stuff on an Amazon cloud. The scenario is like this: server connects to activemq queue waiting for…
v00d00
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OperatingSystemMXBean.getSystemCpuLoad doesn't work when run as service

We have a section of code that needs to monitor the CPU load. We get the CPU load with the following line of code: ((com.sun.management.OperatingSystemMXBean) ManagementFactory .getOperatingSystemMXBean()).getSystemCpuLoad(); During Testing, this…
AAG
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Why does cpu load not change more than a few hundredths?

I'm running this command grep 'cpu ' /proc/stat | awk '{usage=($2+$4)*100/($2+$4+$5)} END {print usage "%"}' Yet it only outputs something like 0.99xxxx% If I do an apt-get upgrade or any process, I would imagine it would go above 1%. Even running…
user1052448
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Is there any way to calculate CPU load on current android versions?

My actual goal is to the calculate CPU load of the phone. But this seems not possible on Android 8+ devices. Because the access to /proc/stat is restricted on API 26. So I am trying to calculate my app's CPU load in my app. This can also work on my…
Mustafa Kuloğlu
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Process [sync_supers] using 100% CPU

I've found out the process [sync_supers] running twice, using 100% of cpu each of those. It was triggered by the user share which is a user to access a share folder used by Samba users. The user share has access only to…
Lucas Aimaretto
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The Windows desktop becomes paralysed during heavy network I/O / Windows kernel allocates only 1 out of many CPUs?

Problem: We implement a video recording system on a Windows Server 2012 system. In spite of low CPU and memory consumption, we face serious performance problems. Short program description: the application (VS2005/C++) creates many network sockets,…
user4354968
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Python's psutils -- will it reflect CPU Load similar to top/monit?

I'm writing a program that will perform some logging of my company's webserver load. One information I need to log is the server's CPU Load. I know that CPU Load -- in monit or top/htop -- reflects the total load across cores, normalized against 1…
pepoluan
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Prometheus - CPU Load for a period of time

I'm trying to find the CPU load of my servers, on a 15m average for the last 60 days. And I would like to define a server, as under-utilized: If usage is below 10% during this period If usage is below 50% and variance is low I thought maybe…
אברגיל יעקובו
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How to include function names for dll project in performance profiler for visual studio (2019)

I am attempting to profile functions within a dll of my own creation that is called via the host project 'CPPConsoleTest'- effectively a test runner. Following available guides, I have included folders that contain pdp files, this has allowed for…
Jamie Nicholl-Shelley
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Cassandra high cpu load issues (3.11.1)

Need some help to solve my high cpu utilisation issues with cassandra. We have a 12 node Cassandra cluster with below spec. 8 cores 16GB HEAP/32GB RAM with G1GC All of a sudden I have started seeing some high cpu load (which is around 18-24 on 8…
sandeep
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100% Kernel CPU kills connections to the server

My server runs Centos 6.9 (64gb Ram), and nginx, the problem is that every 10 minutes there are random 100% kernel cpu spikes in htop, generated by "events/10" and "ksoftirqd/10". I don't know how to find out which exact process is generating this…
SensitiveGuy
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Get CPU load in python on Raspberry Pi doesn't work

I have googled for code to get the CPU load on RPi3. I found this code: import os def getCPUuse(): return str(os.popen("top -n1 | awk '/Cpu\(s\):/ {print $2}'").readline().strip()) For me it only returns an empty string. Where is the problem…
monamona
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How to determine CPU consumption in C++ per core

How can I get the CPU load per core (quadcore cpu with hyperthreading), in C++? I am looking for a result like in the task manager in %. I am trying to do it now like this: The problem is the code recognizes 9 cores (i have 8 :/) #define…
The Coder
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gstreamer appsink, cpu load is high when drop = true

I'm using gstreamer's appsink and I find that its cpu load is very high when I set drop=true the following pipeline works: gst-launch-1.0 -v rtspsrc location="rtsp://somelink" latency=300 ! rtph265depay ! h265parse ! avdec_h265 ! videoconvert ! …
Felix F Xu
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