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Questions tagged [stress]

14 questions
11
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5 answers

Network Stress Test Tool

I need a tool to stress test our network in between two machines. The app should send out a packet to machine 2, machine 2 should send it back, machine 1 verifys the packet is correct, generates a new packet and the process starts all over. Anyone…
shaiss
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5 answers

How to stress test web server?

Is there a tool (preferably a web service) that can stress test our site? We're having problems with our site going down once we have about 100 concurrent users. Forums seem to suggest I need to tweak my httpd.conf. I plan to try to tweak…
ServerFaultNewbie
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4
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8 answers

What are the best open source tools to stress-test a Linux system?

What open sources tools do you recommend for stress-testing a Linux server? Specifically, we're wanting to thrash the CPU, hard disk array and memory. We have a 4-year-old IBM server that was freezing with it's Windows Server 2003 installation.…
mlambie
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1 answer

How do I install Stress load testing tool on CentOS?

stress is a tool that imposes CPU, memory, I/O, or disk stress on an operating system, so you can test if your applications work under high load, e.g. when almost out of memory. How do I install Stress on CentOS? Installing on Ubuntu is trivial:…
KajMagnus
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3
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2 answers

Getting a RAID controller to surface scan on a sane schedule

The controller I'm presently working with is quite old, the HP Smart Array P400; in part I want to know how to deal with that controller, but I'm also interested in the general perspective -- if there are other/newer controllers that handle this…
Kevin
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What is the best way of testing million concurrent requests?

I have currently set up a Docker Swarm that has containers with node.js servers running in it. I am going to try different setups with different amount of node.js containers and see how long it takes to upload json data to servers. My purpose is to…
kaaleppi3
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1 answer

Training for load testing web apps?

We've discussed the tools used for load testing here on ServerFault, but what about training on how to use them properly? Are there companies that specialize in IT training that cover load testing? How do you properly come up with a simulated…
Justin Scott
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How to crash Oracle VM intentionally by loading system parameters

I am using Oracle VM. I want to perform a stress test on system parameters like CPU, RAM etc. Can anyone help me out with the ways in which I can load the parameters with high load like using all the virtual cores, RAM starvation etc.
Animesh Jain
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2 answers

Diagnose a server crash, possibly CPU temp

I have a desktop running as a ubuntu server at another office. Lately its been shutting itself down once in a while, and I'm a bit unsure how to diagnose this. The syslog looks like this: May 20 15:42:35 hostname sensord: Chip: coretemp-isa-0000 May…
Trygve
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1 answer

How much memory can I lock before the system starts swapping/thrashing?

I'm trying to use Memtester as a memory stress and correctness test for my organization's Linux boxes. Memtester basically just takes in an amount of memory to test as an argument, locks that much memory using memlock(), and then runs a number of…
sapphiremirage
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How long/how hard should I stress test CPU and memory before declaring it OK?

One of our Dell PowerEdge LCDs was showing "CPU 2 machine check error", but I couldn't find anything in the logs regarding MCE or "Hardware Error." I cleared the message, but I wanted to run the machine through some heavy stuff to see if I could…
CptSupermrkt
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1 answer

httperf burst­length when using wsesslog

I am trying to use httperf to stress test a server using the following syntax httperf --hog --client=0/1 --server myserver.com \ --wsesslog=2000,2,mysessions.cfg --max-piped-calls 5 --rate 150 this should create 2000 sessions at a rate of 150…
golemwashere
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load testing based on access log recording

Possible Duplicate: Tools for load-testing HTTP servers? I need to load test a saas system to find capacity+bottlenecks. My preferred method is to record a few 100,000s or millions of real acess log urls and run it as test with increasing hit…
Niro
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1 answer

Processes during stress test get killed

I've run into a somewhat curious situation. I'm currently stress testing a couple of new machines running Fedora 20. I've tried mprime, memtester and systester. All execute for a while and suddenly end with nothing besides a "Killed" message.…
cebalrai
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