All aspects of high-loaded systems development and maintenance.

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2answers
967 views

How do I optimize a high traffic Wordpress website?

I am running a wordpress based site which is now hosted on (mt) under DV-Extreme package 2GB+256MB addon RAM. It a muti author site where people are engaged in writing posts, comments, updating status ...
29
votes
2answers
46k views

How to reduce number of sockets in TIME_WAIT?

Ubuntu Server 10.04.1 x86 I've got a machine with a FCGI HTTP service behind nginx, that serves a lot of small HTTP requests to a lot of different clients. (About 230 requests per second in the peak ...
0
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1answer
257 views

erratic response times with Apache 2.0.52 on redhat 4

Under load, we've noticed response times from Apache vary greatly for the same 7k image. It can range anywhere from .01 seconds to 25 seconds or greater. Unfortunately, due to corporate policy ...
12
votes
3answers
1k views

The downsides of using nginx as a primary web server?

I've seen millions of websites using nginx as a proxifying webserver working together with Apache. But I've seen very few servers running nginx only as their default webserver. What are the main ...
2
votes
8answers
712 views

Suggestions for programming language and database for a high end database querying system (>50 million queries a day)?

These requirements are sketchy at the moment, but will appreciate any insights. We are exploring what would be required to build a system that can handle 50 database million queries a day - ...
9
votes
4answers
12k views

High load on a nagios server — How many service checks for a nagios server is too many?

I have a nagios server running Ubuntu with a 2.0 GHz Intel Processor, a RAID10 array, and 400 MB of RAM. It monitors a total of 42 services across 8 hosts, most of which are checked using the ...
1
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4answers
5k views

What is the recommended GlusterFS configuration for a growing website?

I have a website that is tracking towards 50 million hits per day average, and within the next 3 months should be over 100 million hits per day. We are trying to use GlusterFS v 3.0.0 (with latest ...
3
votes
2answers
667 views

Inexplicably high total CPU usage when itemized view shows less

I'm having issues with CPU usage on a WinServ08 machine: Effectively, the CPU usage (and more noticeably on core 0 out of 3) is higher than I'd think, and task manager (when sorted by CPU %) shows ...
1
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5answers
395 views

What are the tradeoffs between a VMware VM and a local machine for scientific CPU intensive computing?

I have a computing task that will probably run non-stop for several weeks with occasional restarts. My IT folks seem to feel a VMware machine set up on our corporate servers would be a better solution ...
3
votes
7answers
13k views

Expecting High traffic on website..How to manage

I am expecting high traffic on a corporate website i am managing.At present the website is hosted on godaddy shared hosting. As it will be an IPO for my clients company so i don't have any idea what ...
0
votes
3answers
207 views

hosting country for a global site

For a high traffic global web site is it efficient to change the hosting country to out of US ? I have to make a decision between colocating our own servers nears us vs dedicated server solution at US....