Questions tagged [scale]

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To host a medium to high traffic website would I be better off purchasing 1x32-64 core XEON/EPYIC Server or 20x older i5/i7 desktop quadcore machines?

I'm looking to host a website that could get anywhere between 200-20,000 active users. I'm wondering if I should buy a modern dedicated server with dual socket and a lot of cores (32-120) to run ...
Josh James Saunders's user avatar
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1 answer
80 views

Kubernetes : load balancing on a not-REST container

I'm new to kubernetes. I have learned about kubectl scale to spawn replicas, but it doesn't work well because my containers (shiny app) keep a session-specific context. Each session needs to keep ...
Arnaud Feldmann's user avatar
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0 answers
223 views

Docker compose scale with different environment variable value

I want to achieve scaling of the container based on the array of values (like a matrix set of values used for creating containers). I can't do scaling with a single container in docker compose file: ...
voleger's user avatar
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1 answer
181 views

Starting OpenVPN server with large number of connected clients Ubuntu

I have a single OpenVPN server instance running on a box running Ubuntu with a large number of clients (~500) connected over UDP. The client connections are stable till I restart the OpenVPN service ...
nikhil's user avatar
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1 answer
4k views

Connection timeouts when scaling more than one pod instance in Kubernetes

Running Kubernetes with flannel on a local ESXI server with 3 VMs, a master and two nodes. On all of the nodes, I have Kubernetes 1.15.5, Ubuntu 18.04, and Docker 18.09.7. A green field install. ...
Dave Brunkow's user avatar
1 vote
0 answers
337 views

Plotting 2 distinct y-axis using rrdtool

I would like to create a graph with 2 different data sources for y-axis. For example, I would like to measure averages of some population on the left Y-axis, and I have another data source which ...
Rasmus's user avatar
  • 11
1 vote
0 answers
574 views

Integrate an IM chat server to existing Spring server

I'm trying to integrate an openFire XMPP server to my current company Spring server but have two major questions I cannot find the answer to - I'll start with my current architecture first - 1. The ...
Jk Dough's user avatar
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1 answer
5k views

32 or 64 bit OS use for Docker containers? [closed]

Being choose between 32 or 64 bit based OS to create Docker images I ask you to advice. The primary goal is to run many small sized containers. That is, I don't need fancy features like > 4GB RAM ...
Alexander's user avatar
  • 834
0 votes
2 answers
333 views

how to scale HAProxy based on the maxconn

Is there a way to monitor/get the value of the current maxconn and based on that value add more instances ? Currently I have a setup of 3 HAProxy with maxconn 1000 I have recached the limit at a ...
nbari's user avatar
  • 568
4 votes
1 answer
6k views

Nginx-rtmp-module How edge nodes pull streams from multi Master nodes

I have one master ingest server and multiple edge nodes that each pull from the ingest server. But now i have 10000 cameras push streams to master ingest server , i m afraid it can't handle it. So i ...
user3500294's user avatar
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1 answer
1k views

How to scale Cassandra cluster vertically

I have a 3 node Cassandra cluster which I set up a year ago and it is getting quite slow now. It is much cheaper for me to scale vertically than it would be to scale horizontally ( I received free RAM ...
user2924127's user avatar
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1 answer
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Need to install and patch 700 hard drives, hardware or software?

I have 700 laptops that need patching after being offline for an extended period, and need to be ready to go in a 3 day timespan start to finish. They are running windows 7. We have SCCM 2012 as an ...
FaultyJuggler's user avatar
-1 votes
1 answer
129 views

Scaling to millions of users with a Twitter tool [closed]

How do Twitter tools like Buffer scale to millions of users where they have to write thousands of tweets every second? I have a similar service where I am running a cron script however just going ...
Chamilyan's user avatar
  • 109
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1 answer
102 views

Horizontal Scaling Alternatives To GFSv2 (slowness)

I'm having an infrastructure design problem with an application. Right now we access a lot of small files (under 10MB) from a GFSv2 2-node cluster. 90% of file access is "random reads" to this GFSv2 ...
onetruescottsman's user avatar
-1 votes
1 answer
617 views

increasing max connections on a single server (ubuntu) [duplicate]

I have a server with high cpu and ram, they are not getting hit hard. I am trying to hit 4,000 concurrent connections. I have done: 1) increase mysql max connections 2) update prefork settings in /...
Nabil A's user avatar
  • 61
2 votes
2 answers
583 views

SSH access for hundreds of thousands of users

I need to setup a solution similar to GitHub, where users can SSH to their git repository. This should scale for hundreds of thousands of users, so my idea is to use a distributed filesystem for the ...
Gilad Novik's user avatar
0 votes
1 answer
65 views

Oracle application and DB scale out in private cloud

I have a client who was looking to migrate their Oracle environment to Amazon - probably Amazon RDS but were unable to get the SLA they wanted from it. I need to know if deploying something to ...
user181929's user avatar
4 votes
1 answer
5k views

munin / rrdtool how to create graph with Y axis has different down and up scales?

It is possible to tell MUMIN plugin draw graph with different up and down Y axis scales? I looked for this on Internet but found nothing. I read mumin docs, but this points to RRDtool docs. In last ...
Znik's user avatar
  • 348
1 vote
1 answer
174 views

How to determine which direction to scale a web application

I am currently developing a web application and am trying to figure out the best way to host it. I've looked around, used dozens of different phrasings, read hundreds of posts and comments. but none ...
Ryex's user avatar
  • 11
0 votes
1 answer
107 views

Easiest way to scale php and mysql website [closed]

I have read many info about optimizing websites (varnish, caching...) All these look quite complex. I wonder if cloud hosting can help me. Are there automatic scaling solutions ? Simplicity is the ...
yarek's user avatar
  • 847
-2 votes
2 answers
429 views

which mail server is better suited for high volume? [closed]

I'm planning out a project (web/mobile app) that would require a mail server that could handle hundreds of thousands connections per hour (both IMAP/POP and SMTP) and has the ability to interface ...
crashintoty's user avatar
1 vote
2 answers
238 views

Best practice for scaling a single application source to multiple nodes

I have an application which needs to scale horizontally to cover web and service nodes (at the moment they're all on one) but interact with the same set of databases and source files (both application ...
Andrew Waters's user avatar
0 votes
3 answers
283 views

Database scale considerations [closed]

I've completed an application and have been researching hosting environments for it's deployment. The application is fairly heavy on queries, most pages of my application have several queries with ...
el_pup_le's user avatar
  • 109
0 votes
1 answer
205 views

Scale X software

I have a X software which only runs at 640x480. Now I have a Xvnc with XDMCP that runs on 320x240, and this result the software being "cropped" so only a 1/4th of the software is visible. Now I would ...
sebastian nielsen's user avatar
2 votes
2 answers
7k views

Computer specs for a large database

What sort of computer specs (CPU, RAM, disk speed) should I use for running queries on a database of 200+ million records? The queries are for a research project, so there is only one "user" and only ...
SpeksETC's user avatar
  • 123
0 votes
3 answers
432 views

How to scale bandwidth of a startup website?

I would like to host a website using my home internet connection, with multiple computers acting as nodes of web server, db, apache cassandra clusters, and memcached clusters. When this website gets ...
EmpireJones's user avatar
8 votes
6 answers
572 views

How to grow from single server setup

I'm looking for resources on how to grow our server setup. We currently have one dedicated server with Rackspace in the UK of the following spec: HPDL385_G2_PrevGen HP Single Dual Core Opteron 2214 (...
Jon M's user avatar
  • 467