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-1
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0answers
14 views

Testing Cloud Performance [closed]

I have created a GAE PHP website and I am trying to compare the performance of Cloud Computing compared to traditional web hosting. So I have done basic networking tests, load tests, stress tests etc. ...
2
votes
1answer
39 views

How to test for file absence with serverspec?

The serverspec guide on resource types doesn't explain how to test for the absence of a file. This is the best I could come up with: describe command('/bin/bash -c "[[ ! -e /var/foo ]]"') do ...
3
votes
3answers
10k views

How do I know to which node of my Oracle RAC I am connected?

Is there an easy way to determine to which RAC node of an Oracle 11g R2 system I am connected? I am trying to perform some failover tests and I want to make sure my application is correctly connected ...
7
votes
3answers
6k views

How to redirect all outgoing email from postfix to a single address for testing

I am setting up a testing server for a web based application that sends some email notifications. Sometimes testing is performed with real customer data, and for that reason I need to guarantee that ...
1
vote
1answer
35 views

Cannot kitchen init as non-root

I am trying to use test-kitchen, a tool to test chef (etc) cookbooks with virtual machines. However when following the guide and doing kitchen init --driver=kitchen-vagrant, I get the following ...
1
vote
1answer
32 views

Could somebody that has worked with ePolicy Orchestrator in VMWare provide a high level overview of the roles in the stack?

E policy Orchestrator (EPO) is a McAfee product that manages AV MOVE apis. The EPO server works in conjunction with ESX and vcenter. VISUALLY I don't see the workflow of this entire process very ...
0
votes
2answers
121 views

How do I test my firewall rules?

I've setup some rules in ufw and I've turned it on. Now I want to ensure my rules actually block traffic. However, when running nmap -PN -p <my_port> <ip> from my local workstation it ...
4
votes
2answers
239 views

Standard Firewall and Network Change Testing Procedure

I am looking for a standard that advises on the best practice for testing of the following situations: Network Changes Firewall Changes Does any standard exist? If so, please note where I can find ...
4
votes
2answers
1k views

Routing to proxy and code injection into files served on local network

I'm trying to set up an Open Device Lab. This question focuses on the network routing of and injection of code into the responses to requests made by the test devices. I want people to be able to ...
0
votes
2answers
144 views

Why DEV environment is associated with more than one QA environments?

I worked as QA intern during my summer, i have a question when i used to run tests for product build. I used to find 3 QA environments associated with one Dev environment? For instance: Dev has 1 ...
3
votes
3answers
505 views

How to: mirror a staging server from a production server

We want to mirror our current production app server (Oracle Application Server) onto our staging server. As it stands right now, various things are out of sync, and what may work in testing/QA can ...
17
votes
4answers
6k views

Best practice for testing chef recipes?

My team has created a large number of chef cookbooks. I was wondering what methods and frameworks I should look into so we can start creating tests to assure that our nodes are configured properly?
-1
votes
1answer
68 views

How to automatically test the audio quality of a telephone line that randomly goes bad?

I am a computer scientist and I'm working as sysadmin of a small firm where I've been managing also the telephone system that my predecessor put in place. Albeit I don't really have the skill set for ...
1
vote
0answers
68 views

systemd upgrade frozen on “removing any startup links for /etc/init.d/udev-mtab”

I am having an issue upgrading my VPS which runs latest Debian, I decided to switch to testing branch to be able to use OpenSSH 6.7 (the current stable branch only brings 6.0 which lacks many ciphers ...
4
votes
1answer
79 views

What do you use for automated testing of Debian package installations and updates?

I am using a Debian repo (based on reprepro) for Wheezy and custom packages. I modify my custom packages from time to time and test them manually on different systems, e.g.: Test a) Installation of ...
1
vote
0answers
43 views

Docker-based infrastructure testing tool

I am currently trying to migrate a VM-based infrastructure to a Docker-based one and take the chance to add behavior testing to this infrastructure. So I aim to have all changes I make to the base ...
4
votes
2answers
84 views

Find a UTP cable in a live network

Is there a way to find a UTP cable in a live network, without damaging the network? The problem is we have some cables laying in the server-room from god knows where. I want to find the other end of ...
1
vote
1answer
231 views

How to generate test data from an sql query and a result set?

I am using an oracle database and want to generate test data from a live database, but I do not want to copy the whole database content. Given a database DB(S, D) consisting of the database schema S ...
0
votes
1answer
62 views

Router/Firewall Hardware Failure Testing

My company has a Sonicwall Pro 3060 Enhanced that has been in service 24/7 for about 10 years since it was originally purchased. Lately the box has seemed to have hiccups in passing traffic (although ...
0
votes
1answer
99 views

Different throughput Ethernet-Wireless Wireless-Ethernet

I've built an open source implementation of RFC2544 to test IPv4 network devices. One of the first devices I tested is a wireless router D-Link 2640B. In order to measure its performance I use a ...
7
votes
9answers
8k views

How do I benchmark performance of external DNS lookups?

I'm considering Google's public DNS servers as the external DNS for my network. Currently I'm using the DNS servers from my ISP. I've also considered OpenDNS in the past, but ultimately decided not ...
6
votes
5answers
5k views

What's a reliable way to test patch panel connections?

I just had to run a total of 12 cat5 cables into a patch panel. This was the first time I'd actually done that. I'm reasonably confident that I got all the wires in the right order after some initial ...
2
votes
2answers
2k views

Need a live UDP echo Server IP and port

I require to test my UDP program using echo server. I have tested this application in LAN but now I require it to test it in Internet. Is there and globally recognize freely available well known ...
-1
votes
1answer
61 views

HDD performance testing over LAN [closed]

Do you know some utility that allow me for HDD performance testing over lan. The issue - I have a shared drive with shared file database. Performance of the database is low and I assume that ...
1
vote
1answer
41 views

How can I verify that my PAM configuration works as expected

I'm trying to setup a vsftpd server in a virtual machine and all I can ever get from it is an authentication error (530 Login incorrect). Since I've tried to configure it using virtual users with PAM, ...
5
votes
1answer
1k views

How can you test a backup / secondary MX server?

I'm wanting to set up a secondary MX server using Postfix but I am wondering what is the best way to test this prior to putting into production (by adding its MX entry)? One possible way is to test ...
2
votes
0answers
61 views

A testing framework for Linux server configuration management

We are a medium sized shop that uses Puppet for Linux configuration management. Since we are a small shop, it's difficult to deploy and maintain DTAP environment. We normally perform manual testing ...
2
votes
1answer
177 views

Continuous Integration testing of RPM upgrades

We release software on RPM-based linux. We receive many packages from different teams, some outside of our business unit, that must upgrade correctly (in the future we want to check dependencies are ...
0
votes
1answer
114 views

Windows server environment for the setup, testing and putting 3rd party server apps into production

Our company uses several 3rd-party server applications (Installed as services and desktops have client applications) installed on Windows Servers (virtual) along with SQL Server. All of this is under ...
0
votes
1answer
135 views

What are acceptable failure rates in load testing scenarios

I am doing a report on load testing for a client. I am using a service called blitz IO. He would like to handle 1000 concurrent users at 500ms. Every time I have run a test like this there it has ...
1
vote
1answer
347 views

Need to DUPLICATE HTTP requests to two servers

We're developing an new server to replace an old one, and want to put the side by side for before & after tests - so that we can compare the end result and find the discrepancies. The input to ...
0
votes
1answer
485 views

How can I determine Breaking point of my Web application using JMeter?

How can I determine Breaking point of my Web application using JMeter? I have executed the JMeter Testplan with different concurrent users load. EX. 300 users(0% error), 400 users(7% error in a ...
-3
votes
1answer
2k 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 ...
0
votes
1answer
94 views

Test ethernet port for data loss

We are trying to test the ethernet phy on our linux box for data loss. As of now we just establish a tftp connection to a server to upload and download a file. Whenever a mismatch occurs, it is ...
0
votes
2answers
120 views

Simple check to confirm access to a Domain Controller

I'm preparing for a battery of resilience tests on a new network (which will be hosting a mission-critical application). As part of it, I ought to confirm the resilience of the domain controllers. We ...
5
votes
4answers
1k views

Renting Virtual Machines for testing [closed]

I am looking for renting virtual machines for testing my desktop software. In particular, I am interested in all modern Windows client versions (XP no SP, SP1, SP2, SP3, Vista with/without SP1/2, ...
0
votes
6answers
2k views

Server upload bandwidth testing

I'm looking for a tool (not AB, or any stress-test) that can simply test my server's external (overseas) upload bandwidth. The machine's location is at Europe but i'd like to test my speed to America. ...
0
votes
1answer
83 views

What does negative value of -1 in kB_rd/ and kB_wr/s mean in PIDSTAT command

This is a sample output from running pidstat. minflt/s majflt/s VSZ RSS %MEM kB_rd/s kB_wr/s kB_ccwr/s 49 0 217532 18784 0.01 -1 -1 -1 Can you ...
1
vote
3answers
140 views

Webserver load test

Is there any way to simulate 1000 or so visitors accessing our server? We have undergone a complete app re-write and re-structuring. We had a very optimized Tomcat server, and are moving to a ...
2
votes
1answer
52 views

Is there a good way of doing a random UDP data transfer at a specific bitrate to test QoS policies?

I'm trying to test some QoS policies I'm implementing on a router between two networks. I have two linux servers, one on each network, and I'd like to simulate data transfer between them so I can see ...
1
vote
1answer
204 views

Command Equivalent to Reseating a Network Cable

I'm remotely accessing a network where I'm testing two separate dhcp servers where: 1) Both dhcp servers are on the same subnet. 2) The dhcp servers do not have overlapping ip pools. 3) Each dhcp ...
2
votes
4answers
2k views

Testing strategies for f5 bigip

I am a developer who is used to being able to test and debug code. Occasionally I have to make changes to our load balancer configuration. As far as I can see, if I mess this up it could stop the ...
0
votes
2answers
81 views

Will I get banned or blocked for running a diagnostic app?

This may seem like a simple question. Hopefully it will have a simple answer. I run an internet radio station. There are 3 machines. Music source client Stage server Master server (relays the ...
1
vote
1answer
336 views

When moving a server from behind a firewall into a DMZ, should you move a test server first? [closed]

We have to move a server from within the firewall to a DMZ (not a true DMZ, but a space that's between 2 firewalls. Is it typically a good idea, when moving a server in this fashion, to stand up ...
5
votes
4answers
16k views

Tool to physically test ethernet cable with two network cards? [closed]

We're building ethernet cable or a non-profit community computer lab. We test them with a cheapie cable tester, which I believes simple checks the electrical connection of each wire. We're having ...
0
votes
1answer
265 views

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 ...
0
votes
2answers
39 views

changing /etc/pam.d location

is there a way to change location of /etc/pam.d directory, or is it hardcoded into PAM? can't it be changed with some environment variable for specific client programs? for example: ...
5
votes
3answers
314 views

(How) do you run “functional” tests on your services automatically?

Consider a simple FreeBSD machine running an SMTP server - how can I automatically verify that it's doing the right thing (e.g. accept incoming SMTP connections for certain recipients, and drop the ...
0
votes
0answers
55 views

Testing web box behind a https load balance

I have a 3-tier system setup 2 Load balancers n amount of app servers database boxes / slave boxes. I have SSL setup on the load balancers. Normally when I test a specific server I change my host ...
10
votes
6answers
21k views

How to check that an OpenVPN server is listening on a remote port without using OpenVPN client?

I need to check that an OpenVPN (UDP) server is up and accessible on a given host:port. I only have a plain Windows XP computer with no OpenVPN client (and no chance to install it) and no keys needed ...