Questions tagged [benchmarking]

For questions pertaining to benchmarking various capabilities of the Raspberry Pi.

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How long does it take to build cmake on a raspberry pi 3 A+

How long does it take to configure, build and install CMake on a Raspberry pi 3 A+? I'm aware that CMake is part of the standard package library, but sometimes you need to build a different, or your ...
4
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2answers
8k views

How fast can GPIO pins toggle?

I'm currently using Python's RPi.GPIO module to toggle some pins, and I want to know how quickly it can do this. I need the pins to be toggled on the schedule of a ~50 mhz FPGA clock, which I'm ...
0
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1answer
456 views

Raspberry Pi 3 Model B+ vs Odroid C2 huge performance difference

So i benchmarked my Raspi 3 B+ and an Odroid C2 with sysbench by in single and multithread operation by using sysbench --test=cpu --cpu-max-prime=20000 --num-threads=4 run The results are kinda ...
0
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0answers
27 views

SysBench doesn't run for memory size > 2G

I'm trying to benchmark my Pi 3 B+ and my Pi 4 B, both running the latest Raspbian Buster, freshly installed on two identical 128 GB microSD cards: sysbench --test=memory --memory-block-size=1K --...
16
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6answers
47k views

How can I stress test my Raspberry Pi

I recently picked up a battery powered USB cell phone charger and I'm running some tests to see what kind of battery life I will get. Right now I'm just testing at Idle. I want to also run a test ...
1
vote
3answers
7k views

Can I use Raspberry pi as NAS with Raid 1 and encrypted file systems?

I am currently using a desktop computer as NAS where I have four hdd's which I have in Raid 1 using mdadm. These Raid 1-drives are encrypted using Ubuntu's default encryption (I think it is cryptsetup)...
3
votes
2answers
325 views

Benchmark on one machine too extreme

I run a basic benchmark on my machines: time echo "scale=3000;4*a(1)" | bc -l This computes Pi to 3000 decimal places. The general expected time in my experience is 35-60 seconds on a Raspberry Pi B+...
35
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4answers
28k views

What is the highest performing hardware configuration?

I know that exact benchmark numbers will vary between manufacturers, but in general if you only consider higher end flash drives, SD cards, and USB HDDs and your Raspberry Pi is connected to a network ...
8
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3answers
9k views

Benchmarking SD cards, read speed is identical

I'm testing a pair of sd cards this way: http://elinux.org/RPi_SD_cards#Performance The first card I did this on (sandisk class 4) gave a write speed of 5.4 MB/s, which is about what I expected ...
6
votes
1answer
9k views

Raspberry PI2 what is the maximum sdcard speed?

The first Raspberry PI could not utilize more speed than approximately a class 6 card. Can the new Raspberry PI2 utilize faster cards like class 10? Or is the IO speed the same towards the sd cards ...
39
votes
2answers
21k views

What kind of performance can I expect from using a Raspberry Pi as a webserver?

Has anyone done some web server benchmarking on their Raspi? I don't have my Raspi yet but I'm planning on using it as a web server and I'm interested to see stats for: Number of requests per second ...
0
votes
1answer
6k views

Benchmark USB HDD

I'm using an external USB 2.0 HDD to extend the storage of the Pi which holds my movie-collection. I'm experiencing problems with skips when playing HD movies (720p / 1080p). Also, when transferring ...
5
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1answer
3k views

Are there any benchmarking programs?

Is there a way to benchmark the performance of my Raspberry Pi? I'd be looking at Upload/Download speeds, reads, writes, and general processing stuff.