5
votes
0answers
1k views

Multithreading with multi-queue NIC on SMP system [closed]

How are packets scheduled from network interface queues to CPUs, then onwards to threads for processing? What needs to be considered when it comes to how packets are hashed across queues, hardware ...
0
votes
1answer
169 views

Creating my small farm by virtual machines to learn scalability issues [closed]

I would like to create a fake server farm using virtual machines with Ubuntu server on them. I do not plan to use those as a real farm to host people websites etc. I recently read about scalability, ...
0
votes
1answer
651 views

What is the best Amazon EC2 server configuration for a highly-scalable distributed php application? [closed]

I'm creating a php application that needs to be able to scale up to "1 million users". I know this question is subjective to the application, but I'm curious what type of generic setups are a best ...
1
vote
2answers
642 views

KVM on multiple servers

I'm using KVM for virtualization on a couple of Ubuntu servers but each physical server runs a bunch of VMs. Is there a way I can scale my VMs across physical servers? Does KVM support this? Is there ...
-3
votes
1answer
59 views

Doubts about best choices for a webserver [closed]

I have this config. Quad core i7 930 (x64) 6gb ram WEBSITE architecture php language for website mysql and it is possible the use of cassandra SSL protocol three hundred thousand visits (daily) ...
5
votes
1answer
972 views

IPSec software that can use multiple CPU cores

Can anyone recommend a good IPSec software that can use multiple CPU cores to achieve performance ~2Gbps on Linux dual-CPU quad-core E5620 Xeon setup (total 16HT cores)? I have tried OpenSwan and ...
0
votes
2answers
106 views

Run untrusted program from apache

I have a problem to which I already have an implemented solution, but I'm not sure whether it's the best one. In the interests of not biasing any possible responses, I won't say how I've chosen to ...
6
votes
3answers
817 views

What are the typical methods used to scale up/out email storage servers?

What I've tried: I have two email storage architectures. Old and new. Old: courier-imapds on several (18+) 1TB-storage servers. If one of them show signs of running out of disk space, we migrate ...
0
votes
2answers
137 views

Efficient large file delivery over web

In the last few weeks we started serving more and more videos by http, ranging from 50 to 500mb each, and as we didn't had a new server to use it just for that i set it up on our live streaming ...
5
votes
6answers
1k views

(*nix) Cloud/cluster solutions for scalable web-services

I'm going to build a high-performance web service. It should use a database (or any other storage system), some processing language (either scripting or not), and a web-server daemon. The system ...
8
votes
9answers
9k views

How to solve linux subdirectories number limit?

I have a website which will store user profile images. Each image is stored in a directory (Linux) specific to the user. Currently I have a customer base of 30+, which means I will have 30+ folders. ...
4
votes
3answers
521 views

Is there a scalable open source web BB/forum?

Some places say phpBB doesn't scale past 5000 concurrent users. Is there FOSS forum software out there that might go further, to say 7k-10k or more?
3
votes
6answers
2k views

How do I reduce RAM usage on my server?

I have recently launched a site that is very popular but I am having trouble with scalability. My site makes heavy use of FFmpeg and at peak times RAM usage hits the 2 GB point quickly and the swap ...