The capacity tag has no wiki summary.
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1answer
46 views
Why would reducing capacity under load improve latency on a server?
In this talk at Berkeley, Jeff Dean's slides contain the following note, about a third of the way through the presentation:
Non-intuitive: remove capacity under load to improve latency (?!)
The ...
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1answer
80 views
Dedicated or Cloud server hosting for 5000 daily unique visitors [closed]
I am playing with very limited budget for ecommerce app. I am not sure how the growth pattern will be. So want to start with minimal config with capacity to scale.
To start with support for ...
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2answers
117 views
Increasing capacity of RAID5 array [closed]
Assume that I built an 2TB RAID5 array and its running and some data is stored on it.
Now I need to increase its size to 5TB.
Can I increase capacity (By adding extra drives)? How?
If Yes is it ...
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2answers
133 views
Cassandra: capacity planning
Im investigating moving some large DBs from MySQL to Cassandra and Im trying to figure out how to plan the cluster. Historically, one would just buy disks to contain the relevant data but Im not clear ...
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3answers
555 views
How to calculate/estimate the capacity of a switch theoretically [closed]
I don't know whether this is the correct place to ask this question. If not, could any one tell me some sites or forums to ask such questions? Thanks in advance.
My question is the same meaning as ...
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2answers
146 views
Using all space on Amazon EC2 - Medium tier
I'm currently running an Amazon EC2 - Medium Tier reserved instance for hosting client websites. Recently it seems space is starting to run low on /dev/sda1 - so I thought I'd better prepare..
df -h
...
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1answer
30 views
Within IRIX : enumerate physical drives, and their capacity
I'd like to know what physical disk drives are attached to an IRIX system, and the capacity (or at least geometry) of each disk. I can get the former through hinv, but that doesn't include ...
1
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2answers
202 views
How can I configure nginx to serve a “server overloaded” or out of capacity page?
I've got a client who's expecting a plug on national TV tonight, and they just told me (love how that works, eh?). I'm trying to do some capacity planning in what little time I have, and the one ...
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4answers
169 views
How do I find the system's disk capacity?
I run the command df -g to get the GB block sizes in the second column (left to right). If I want to get the total capacity for all hard disks, which command should I use?
OS is AIX.
1
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1answer
99 views
What percentage of its capacity should I aim to run a network at?
First of all, apologies if this is the wrong StackExchange site for this question - it's about Ethernet network capacities, but not specifically about servers etc.
I am designing a network for a data ...
1
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2answers
310 views
NetApp Usable Capacity Magic
I'd like to know the exact math of how to calculate usable capacity on a NetApp filer's aggregates. Out of experience I've been using a magic factor of 0.65-0,7 times the net RG capacity of all the ...
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2answers
127 views
identical load balanced VM's on same host
If I have a VM (either KVM or ESXi) serving static content on Apache and a video streaming webapp on Tomcat, is there a logic in running multiple instances on the same VM on the same piece of kit and ...
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3answers
289 views
Our website was overloaded, how to solve it?
We developed a website, and recently we found that our website was overloaded:
One single server can not process all requests effectively.
Our database can not save all the data, and the ...
3
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2answers
195 views
How would I show a static “over capacity” page in IIS?
I'm launching a new site soon and I expect it to make it into mainstream media. At this point, I'm not sure our server will be able to handle all of the requests.
Is there a way that I can detect the ...
0
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1answer
210 views
Why do ticket websites crash?
I hope this fits into the expanse of serverfault. Apologies if it doesn't.
Why do ticket websites selling tickets for major concerts/events still crash when they make the tickets available? Surely, ...
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8answers
3k views
How does one find which files are taking up 80% of the space on a Linux webserver?
This is an actual cPanel server but the info here will probably relate to others so I thought it would make a good question.
The drive is constantly filling up. You've hunted down all the spare and ...
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2answers
1k views
Maximum size of an indexing service catalog
Does anyone know what the maximum size on an indexing service index is on Windows 2008? We are having all sorts of problems with the index hanging and not processing new documents.
I just deleted ...
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10answers
6k views
Where to purchase a server capable of 512GB of RAM?
Where can I purchase a single server capable of 512 GB, yes GB, of RAM?
The most I've seen is 256 GB (32 DIMM x 8 GB per stick)
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4answers
403 views
Apache Load [closed]
Am planning to run a chat script on my Apache server and it uses polling every second to receive messages. I know about Comet etc, but I do not want to use them at the current time.
I am wondering if ...
6
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5answers
2k views
How does a 32-bit machine support more than 4GB of ram?
I have always wondered this, and never totally understood how 32 bit machines are addressing more than 4GB of ram, I mean there are no more address lines left, correct? I know even in our facility ...
