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2answers
42 views

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 ...
2
votes
1answer
68 views

What is yum “running transaction test”?

There are many questions and answers on the internet about the "Running transaction test" notice which appears after a yum update. These questions usually concern what to do if it gets stuck. My ...
0
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2answers
56 views

View/test websites on new server, without changing domain's DNS

I'm pretty sure it's possible, I just don't exactly know how to; but I was wondering how I could view/test my website(s) without changing the DNS? I'm migrating my websites from provider X (server ...
0
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0answers
21 views

Typical web browsing profile

I am looking for a typical profile of a one day browsing session. The end goal is to realistically simulate a web proxy traffic in a mobile network. Of course the best would be to find some kind of ...
3
votes
1answer
241 views

What is the difference between memtest86 and memtester?

Memtest86+ - http://www.memtest.org Memtester - http://pyropus.ca/software/memtester/ I am looking at above memory test tools. What is the difference between these two? (In what aspect should it ...
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votes
1answer
579 views

“short” when testing an ethernet cable which is not connected to anything

There is a (~80m) Cat5e cable that stopped working a few days ago. I tested it with two different cable testers, and with both of them the result was: "short". Usually I get this result if there is a ...
1
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2answers
360 views

Linux Speedtest (or download) capable of 10Gbps

We recently just got some brand new servers from Softlayer out of Dallas 05 that should have 10Gbps connectivity and I'd like to test this claim against a few locations. Does anyone have any good ...
2
votes
3answers
114 views

ESXi 5x cluster Hardware Failure Scenario

Hello fellas engineers. I have a ESXi5.0 cluster setup with 3 ESXi hosts. Now I need to create a test case for networking hardware failure and preform the test in the datacenter. My Setup: 1) 3 ...
2
votes
2answers
128 views

How to test test environment with real data from production

i've the following infrastructure: 1x load balancer (nginx) 4x apache upstream 1x mysql server The website is pretty busy and i bought other 6 servers that are meant to replace the previous ...
2
votes
1answer
179 views

How do I find out which pairs of a CAT5e cable are actually connected to another machine?

Using Linux (Debian, to be specific) on a laptop, I want to be able to check whether, for example, the TX or RX pairs are both connected to another machine. If, say, I've only connected RX (and am ...
2
votes
2answers
52 views

Creating a test database with copied data *and* its own data

I'd like to create a test database that each day is refreshed with data from the production database. BUT, I'd like to be able to create records in the test database and retain them rather than ...
1
vote
1answer
2k views

Iperf from one interface to another on the same computer?

I need to test network throughput of a server to/from itself (it's a lonnnng story!). I love Iperf and use it across the network, but, I just can't figure out how to bind it to a single interface and ...
2
votes
1answer
704 views

How to transfer testdata in testlink from one server to another?

Last month we installed testlink and bugzilla on our server and we started writing testcases in testlink for our project. Unfortunately we've never been able to access testlink on that server. We ...
2
votes
1answer
181 views

Simulating a generic corporate Intranet

Preface: My company hawks a software suite for delivering live and on demand multimedia (video, slides, chat, etc.). We provide the server, client side authoring tool, and client browser players. ...
0
votes
4answers
90 views

Rack mounted UPS failure

During a recent power fialure our rack mounted UPS failed after 17 minutes( design time 30 minutes). How often should a rack mounted UPS be tested?
0
votes
1answer
239 views

How do I study for a basic linux competency test? [duplicate]

Possible Duplicate: Linux knowledge a Junior cannot miss One of the requirements for a position I'm seeking includes some basic linux server administration. I've had some experience so I'm ...
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1answer
82 views

need a large heterogenous windows test environment [closed]

We are building a product that samples various statistics from windows boxes in a domain. The product is similar in architecture to enterprise performance monitoring systems (although we are not ...
0
votes
1answer
97 views

How do I set up a test server, making it a DNS server?

I am trying to set up a DNS server on Ubuntu 11.04. The main reason I want to have this DNS server is so I can create a server specifically for testing before making the code live. Creating this DNS ...
3
votes
1answer
1k views

GUI Tests in Hudson (Jenkins) on Windows

I will try to keep this question simple. I've done much research on the topic, and haven't found any solution. GUI Tests fail when doing maven builds on Hudson (Jenkins). Hudson is running as a ...
8
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6answers
7k views

Network latency: 100Mbit vs. 1Gbit

I have a webserver with a current connection of 100Mbit and my provider offers an upgrade to 1Gbit. I understand that this refers to throughput but the larger the packets, the faster they can be ...
1
vote
5answers
557 views

Periodically measure speed of web server internet connection

I fear that our ISP suppling our web server's connection is not providing a good service. What software do people use to monitor the spped of a web server's internet connection? (or any internet ...
1
vote
3answers
293 views

Web Server (Intranet) Availability Test Script/Program

After rebooting a number of web servers (around 40), I would like to be able to quickly test each one to ensure that they are all up, running and will return an HTTP 200 code when called. Please can ...
0
votes
2answers
115 views

Shell Script = Command “Test” = Simple Question

an excerpt of a startup script looks like this: ENABLED=1 test "$ENABLED" != "0" || exit 0 The problem is, no matter if Enabled is set to 0 or 1, the script always exits at that line. I ...
0
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2answers
7k views

How to view test results in Hudson?

I cannot find a link to test results in hudson. How do I view test results (i.e. which of the tests failed) in Hudson web interface? I have "Publish JUnit test result report" checked for the project. ...
0
votes
2answers
67 views

Look through Apache Requests

is there any way to grab REQUEST variables as well as other apache information for each request processed? This would especially be handy through a load balancer and proxy as well in order to track ...
0
votes
3answers
888 views

Test Linux server internet speed from command line up to 1gbit/s

Does anyone know a way I can test a Linux servers connection speed from ssh? I could use wget but I can't find a file that can be downloaded fast enough. I'm trying to verify that the server can do a ...
1
vote
1answer
93 views

Distributed leftover bandwidth testing

Faced with the task of testing the leftover bandwidth capacity for 100+ locations multiple times a day, I asked myself if there is some sort of software package you can install on these computers and ...
16
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2answers
3k views

What is /usr/bin/[?

I was just poking around in /usr/bin and I found an ELF binary file called [. /usr/bin/[. I have never heard of this file and my first thought was that it was a clever way of hiding a program, ...
2
votes
2answers
172 views

test server for wordpress

I'm using wordpress on a small e-commerce site (not for the ecommerce, just for the front page and a few others). We would like to get a full duplicate of the site set up on a second server, and then ...
0
votes
2answers
71 views

Is there a service I can run which will automatically test CPU/RAM/hardware in the background?

Is there any service which runs in the background, and does the job of prime95 (i.e. it tests server CPU/RAM for integrity now and again)? Regards, Shane. p.s. The reason I ask: we recently had some ...
1
vote
1answer
736 views

What free utility can I use to test LAN performance and quality?

I want to test a LAN for speed and reliability, I wanted to use qcheck but it won't instal on any of our XP systems. What other tool could I use? Is there anything with voip tests that is free? Does ...
8
votes
3answers
9k views

How can I test a new cron script?

I'm running on a couple of different Linux distros (Fedora 11, CentOS 5 and SuSE 10.2) and often run into a problem where a new script that I want to run as a cron job works fine when called direct ...
2
votes
2answers
2k views

SMTP stress test

does anyone knows of any good software for Mac OS X or at least for RHEL/CENTOS Linux that I can run against my SMTP Server?
4
votes
5answers
621 views

Checklist for buying used servers [closed]

My company (non-profit) is looking to buy used servers rather than leasing them from a vendor or buying new ones. What are a list of checks / test (memcheck,fsck,etc.) we should run on the equipment ...
1
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1answer
302 views

TCP congestion avoidance (need for clarification)

I've just some question regarding TCP congestion avoidance algorithm. First of all I'm looking for explanation of, why the part of congestion avoidance algorithm is called "fast recovery"? I mean I ...
7
votes
5answers
7k views

Routing protocols, distance vector vs link state

I'm trying to figure out the differences(pros/cons) between two routing protocols approach and I would be great-full for any help, advice and explanation. As far I can say that it seems like distance ...
0
votes
3answers
1k views

simulating 'n' hits per second, per user to webserver using jmeter

I wanted to stress test by webserver. Here is how i want to do it. I have 'u' different urls on my webserver. so i need to hit these urls in parallel, with a hit rate of 'n' hit per second, per url. ...
7
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7answers
1k views

Testing a server before installing an OS

Our development server at work is taking a dump on us. So at this point, we're repurposing some other servers we have in our server room for this purpose. My boss wants me to test the servers before ...