Questions tagged [test]

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Is there a list of public "POST test" webpages like this one? [closed]

For various automated tests that I do, I need to be able to make a POST HTTP & HTTPS request to some external URL and essentially have that webpage "echo" what I sent. For example, if I ...
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1 vote
1 answer
666 views

How to simulate connection timeouts - on Windows 2016 - Windows firewall?

We have an issue with some .Net applications getting connection timeouts when doing SQL requests to Db2. The code have been updated to improve logging when such timeout occurs. But, since we are not ...
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Configurable Stateful Traffic Generator Advice

I need a traffic generator tool which I should be able to configure followings; Number of Packets Number of Sessions Number of TCP, UDP packets Average number of packets in a session Average packet ...
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2 votes
2 answers
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How to protect my server from CVE-2019-10149 - Exim - patched or unpatched - How to reject mail to RCPT ${run

In reference to the recently publicized Exim vulnerability CVE-2019-10149, I am running supposedly patched Exim v. 4.90_1 (built June 4th, 2019) on Ubuntu 18.04.2 LTS. Although it is supposedly ...
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1 vote
0 answers
624 views

how to set and test nginx uwsgi_buffer_size

I have a nginx+uwsgi setup to deploy a django app. I noticed that when using g+ authentication the response from the django app has a dimention that is growing month after month. I'm reading the uwsgi ...
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1 answer
42 views

Testing a spam filter

We are testing a new gateway and spam filter infrastructure. In addition to redirecting some accounts I would like to "publish" a test address (corti@test.id.ethz.ch) to attract spam. Is there a way ...
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1 answer
220 views

Configuring a private vlan for a test lab, but still access the internet

I have been looking around and trying to find ideas on how to isolate a test lab from our main network whilst still allowing the test lab access out to the internet. At the moment, our main network ...
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0 answers
356 views

dnsmasq causes "Bad request syntax"

I need to wildcard localhost for dev purpose and I'm really green on dns and network things. With wildcard localhost I mean that I need to test my python and node.js applications with: localhost.dev, ...
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2 answers
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HP Proliant ML110 POST fails with large (4GB) USB Disk attached

I have a HP Proliant ML110 G5 (tower) which fails to boot whenever a large disk (4TB) is attached via USB. The machine displays the HP logo for a very long time (the POST on these machines is long ...
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14 votes
3 answers
25k views

What is the best way to measure latency via a "telnet to port" test, preferably with built-in Linux tools?

I'm writing a Graphite/Diamond collector measuring network latency. Specifically it should measure the time it takes to open up a connection to a port on a remote server. And it needs to work via ...
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1 vote
2 answers
719 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 ...
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5 votes
1 answer
5k 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 ...
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1 vote
2 answers
2k 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 IP:...
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8 votes
1 answer
3k 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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1 vote
2 answers
1k 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 ...
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2 votes
3 answers
221 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 ...
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2 votes
2 answers
193 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 ...
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2 votes
1 answer
314 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 ...
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2 votes
2 answers
249 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 ...
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8 votes
3 answers
30k 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 ...
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3 votes
1 answer
3k views

How to transfer testdata in testlink from one server to another? [closed]

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 ...
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2 votes
1 answer
385 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. ...
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0 votes
4 answers
138 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?
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1 answer
399 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 not ...
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-1 votes
1 answer
96 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 ...
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1 answer
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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 ...
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3 votes
1 answer
5k 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 ...
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14 votes
6 answers
35k 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 ...
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1 vote
5 answers
892 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 ...
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1 vote
3 answers
1k 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 ...
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0 votes
3 answers
191 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 ...
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1 vote
2 answers
9k 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. ...
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0 votes
2 answers
89 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 ...
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0 votes
3 answers
1k 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 ...
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1 vote
1 answer
119 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 ...
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23 votes
3 answers
11k 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, ...
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2 votes
2 answers
199 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 ...
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0 votes
2 answers
92 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 ...
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1 vote
1 answer
826 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 ...
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14 votes
3 answers
29k 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 ...
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2 votes
2 answers
5k 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?
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16 votes
9 answers
1k views

Drunk test for cpanel or website? [closed]

Is there some sort of plugin for cpanel or at least something I can use on the admin section of my site that will test if an admin logging in is drunk and block them if they appear to be?
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1 vote
1 answer
352 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 ...
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8 votes
5 answers
17k 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 ...
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0 votes
3 answers
2k 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. ...
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8 votes
7 answers
4k 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 ...