0
votes
1answer
184 views

What are the performance implications of Hyper-threading for single Nehalem+ CPU? [duplicate]

I am choosing between two models of servers, the major difference between them being the the availability of Hyper-Threading. Servers in question are SYS-E32-1 and SYS-E32-3 from So you Start (an OVH ...
1
vote
0answers
19 views

Benchmark Bootdisk

We have a number of Windows PC's and servers lying around the office and I am looking for a simple A/B way to decide whether to keep or scrap them. I can see a number of benchmark tools around from ...
2
votes
2answers
175 views

Are most webserver benchmarks useless? [closed]

There's a plethora of benchmarks out there, comparing Apache, nginx, lighttpd, LiteSpeed/ OpenLiteSpeed, Cherokee etc. Unfortunately, it seems that most of the benchmarks are of the "small static ...
1
vote
2answers
238 views

Benchmark linux server?

I want to benchmark some servers but i have never done it before. Could someone suggest me some script or give me some guidelines for testing of basic, usual web server. What are the most important ...
2
votes
2answers
178 views

Local vs cloud benchmark testing — which is better?

I have tried using Apache Benchmark (ab) to test my server. I ran the same test twice -- once locally on my local Mac desktop and once on a Media Temple server I rent. EDIT: To clarify, I am testing ...
0
votes
3answers
882 views

What's a good free open source hard drive benchmark? [closed]

After a quick search on Freshmeat I found nothing. Anybody know of a good utility? I normally use time (dd if=/dev/zero of=newfile ...) to test write speed and hdparm -t to test read speed. Thanks. ...
4
votes
2answers
1k views

Apache ab: choosing number of concurrent connections

I can't find anything that specifically elucidates the number of concurrent connections that are reasonable - nor can I find any treatises or research on this topic. The boss says "The server needs ...
18
votes
1answer
4k views

Apache ab: please explain the output

I've looked around, and can't find any detailed explanation of the output at all. Most is indeed easy to understand, but there is one part that flummoxes me: Time per request: 109537.505 [ms] ...
3
votes
2answers
495 views

Best Practices for Webserver Benchmarking

I have a webserver that I wish to benchmark before I make some optimizations to it to see if they have any effect. However, I want to know what are the best practices for benchmarking? For example, ...
1
vote
2answers
2k views

Benchmarking hard disks on Mac OS X SL

On Linux I would usually use "hdparm -tT device" when I want a quick idea of how an hard drive is performing compared to another; having switched to Mac OS X a few months back I have yet to find ...
0
votes
1answer
471 views

Apache Bench high standard deviation

I´m having problems doing apache benchmarks with ab on my servers. Basically, all the results got a high standard deviation, invalidating the results. This is an example resultset: Connection Times ...
0
votes
2answers
422 views

Benchmark different kind of SQL database :What's the best test to do?

I have an application that i can configure to get data from different kind of SQL database server, for example Postgres, MSSQL, MySQL, Firebird ... I must install this application and the database ...
7
votes
6answers
11k views

Estimate FLOPS in Linux?

I am looking for a quick and easy program to estimate FLOPS on my Linux system. I found HPL, but getting it compiled is proving to be irritating. All I need is a ballpark estimate of the FLOPS, ...