In computer networks, rate limiting is used to control the rate of traffic sent or received on a network interface.

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2
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2answers
290 views

Easy Apache module to throttle requests based on machine load?

I have an Apache server that is serving a django application with mod_wsgi. I'm wondering if there is a simple way to throttle requests at the apache level based on the machine's load. Ideally I want ...
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2answers
1k views

Dynamic throttling of bandwidth

I am planning on setting up streaming server. Streaming is done kind of like YT does it; there will be a large number of audio content and each user can listen to it right on the website. In order ...
4
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1answer
254 views

nginx and cloudlfare ip confusion?

I am using the below config in http block of my nginx.conf to get real ip while using Cloudflare acceleration service: ## Cloudflare settings to get Real IP's set_real_ip_from ...
3
votes
1answer
920 views

Limiting bandwidth with hashlimit (e.g. kb/s — not connections!) doesn't work, though the man page says it should

According to the iptables-extensions man page hashlimit can do bandwidth limiting: "flows exceeding 512kbyte/s" => --hashlimit-mode srcip,dstip,srcport,dstport --hashlimit-above 512kb/s ...
3
votes
1answer
2k views

VLAN based rate limiting using tc

I have been trying to perform VLAN based rate limiting on an academic project I am working on. The project uses Openflow (with Beacon controller) and the network is emulated using Mininet. The network ...
1
vote
1answer
44 views

Limiting xfer'd bytes per visitor with Apache

From time to time, I'm visited by "leechers" downloading an entire site (~2 GB) within a few hours, while the average visitor stays far below 50 MB. I'd like to setup a "byte-limit" per visitor (e.g. ...
1
vote
1answer
327 views

Limit max bandwidth per IP

I have some partners, that uses one of my linux servers as a gateway. The problem is I need to limit bandwidth per client ip address on this gateway. My partners client ip ranges are not known to me. ...
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vote
1answer
251 views

apache rate limit best practice

I have the following business scenario: apache http server load balances client request to application servers via ajp all the resource intensive work is done on application servers for each request ...
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1answer
85 views

Relax ssh rate-limit rules for certain ip addresses

We've written some tools to automate common development tasks. One tool, for example, ensures all our git repositories are up-to-date. For this to work, our tool needs to connect to our git server and ...
1
vote
1answer
181 views

Debian exim4 rate limits

I try to limit on exim4 the outgoing mails per day per domain, i found this: acl_check_ratelimit: accept authenticated = * endpass ratelimit = 40 / 1d / per_rcpt / ...
1
vote
1answer
796 views

Linux dynamic rate limiting/throttling

I'm running a video streaming website with lighttpd using http pseudo-streaming to deliver videos. If the user has a very fast connection, this can use bandwidth quite inefficiently. For example if ...
0
votes
1answer
67 views

linux tc: unstable rate using tbf qdisc

This is the first time I am experimenting with tc. What I am trying to achieve is to limit the download rate that passes through a Virtual Machine that acts as gateway. The VM has two Ethernet ...
0
votes
1answer
77 views

POSTFIX: Limit outbound connections, message count, cummulative size in time window

We are sending quite large amount of email messages to our customers every month with Postfix. Big percentage of them have their email hosted with @example.com. But every month we are struggling to ...
0
votes
1answer
172 views

How to redirect to an other link when excess request (limit_req) with Nginx

I have been trying to limit the requests coming from a single IP address successful with module limit_req in Nginx. But now I want to redirect to an other web-page for showing some messages.How could ...
0
votes
1answer
139 views

rate limit apache httpd server

I have an apache server that acts as a load balancer to pass off requests to tomcat application servers. I wish to rate limit the http access by ips, and potentially throttle requests, how can this ...
0
votes
1answer
537 views

Linux Traffic Shaping with “tc”: QoS filter for requests directly on the host not applied?

I'm trying to reduce the interface thoughput to debug my application on slower network speed. I've remembered a tc statement to do this on a interface which was working in the past. I used it on a ...
0
votes
1answer
695 views

How to use limit_conn and limit_req modules of Nginx when it is behind HAProxy

I'm using limit_conn_zone (with limit_conn) and limit_req_zone (with limit_req) in Nginx which sits behind a HAProxy. They both run on the same host. I see whenever a limit is breached in Nginx ...
0
votes
1answer
290 views

Throttling apache downloads selectively

I have a linux box running Debian Sarge (old I know) and apache 2.0.54. It serves two kinds of files - regular web pages and small images, and a lot of large podcast mp3s. The podcast downloads swamp ...
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0answers
43 views

HTB scheduler unexpected behaviour, low priority traffic starving high priority traffic

I am working on assuring low delay for UDP traffic at the home gateway level. At this home gateway I have two types of traffic, TCP and UDP, and I assure differentiated treatment by using HTB. The ...
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0answers
44 views

Nginx limit_req_zone ignores rate value

I have a strange behavior my config looks something like this: http { limit_req_zone $binary_remote_addr zone=nocachelimit:10m rate=120r/m; } ... location "/api" { { limit_req ...
1
vote
0answers
69 views

linux tc qdisc pie (aqm) configuration with limited bandwidth

I would like to configure AQM PIE by using tc-qdisc, but at the same time I would like to limit the bandwidth to 1Mb/s. I have used similar configuration with fq_codel, i.e. I have limited the ...
1
vote
0answers
222 views

Rate limiting bots (specific IPs) in NGINX

I would like to rate-limit (but not block) various crawlers. Based on other examples of similar questions, I've come up with this: http { ## 10MB zone, 5 reqs per sec limit_req_zone $limit ...
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0answers
974 views

tc qdisc tbf - calculate sensible latency and burst from rate

I want to create a simple script that lets me limit the outgoing speed of an interface somewhere between 56k (modem speed) and 1MBit/s. I found that something along the following does the job: tc ...
1
vote
0answers
635 views

Linux Traffic Controller (Linux tc): hierarchical token bucket (htb) packet queue size

In my Linux router, I am using the following configuration to limit the rate of traffic towards port 44444 of a client in the LAN (client address is 192.168.10.2, connected through the router's eth1 ...
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0answers
173 views

How to slow down ftp upload on windows 7

I have an application that uses ftp on windows 7 or 8 and it fails trying to upload a file (time out, server sends back RST packets so it's definitely the server that's unhappy) to a specific server. ...
0
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0answers
19 views

Nginx - How to get the ip addresses from limit_req_zone?

Using the following configuration in nginx limit_req_zone $binary_remote_addr zone=delta:8m rate=10r/m; error_page 404 /404.html; location = /404.html { limit_req ...
0
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0answers
32 views

Nginx + Passenger: limit_req_zone not working

I have nginx + passenger installed on the server. In the nginx.conf file, I have the following configuration: http { .... limit_req_zone $binary_remote_addr zone=delta:10m rate=2r/m; ... ...
0
votes
0answers
20 views

Does nginx consider a page request as one request or more (including static files)?

Lets say we have a configuration as below: http { limit_conn_zone $binary_remote_addr zone=conn_limit1:12m; limit_conn_zone $server_name zone=conn_limit2:24m; [...] server ...
0
votes
0answers
34 views

HAProxy http_req_rate limit doesn't kick in

I'm trying to setup a rate limit on my HAProxy frontend, to prevent more than X requests to be sent to the backend in a specific time frame. As an example I want to limit to 1 request every 10 ...
0
votes
0answers
36 views

Cisco ME3400 IP-Based Bandwidth Limitation

The Cisco we use is: show version Cisco IOS Software, ME340x Software (ME340x-METROIPACCESSK9-M), Version 12.2(55)SE, RELEASE SOFTWARE (fc2) Technical Support: http://www.cisco.com/techsupport ...
0
votes
0answers
43 views

Server can't reach more than 800mbps

I'm using wowza for streaming video and I've a server on linode (8gbps upload). I had streaming and when the server reaches 800 mbps, approximately, streaming begins to suffer lag and the upload ...
0
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0answers
31 views

Bandwidth throttling

i am trying to limit download speed on my server only downloads i tried to use wondershaper and trickle but they both mess up with my upload speed tried everything to fix it but no success so is ...
0
votes
0answers
192 views

HAPRoxy Rate Limiting - Stick-Table Entry Expiration

I've been trying to implement rate limiting for some HTTP POST requests on my website. It works great, except for one detail: the expiration of my entry in my stick-table is always reset to 30 ...
0
votes
0answers
154 views

Limiting bandwidth to a specific IP

My question is very similar to http://serverfault.com/a/191605/253872 however I wish not to limit someone on my network, but traffic from my server to a specific IP. In reference to the script in the ...
0
votes
0answers
59 views

varnish flexible rate limit by api token

I have a REST API requires authentication via OAuth tokens. The tokens have different rate limits (10k, 100k, 1M, unlimited). I currently used for Node.JS with Expressjs and middleware (express ...
0
votes
0answers
54 views

iptables — capture pptp connection attempt packets and place into holding pattern

Problem I have a problem of too many simultaneous connection attempts to a vpn server causing all connections to drop. Staggering connection attempts fixes problem. How can I use iptables to do the ...
0
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0answers
133 views

Rate-limit Apache per IP for a specific page

I would like Apache to redirect to an error page when the number of requests per IP to a specific page (selected with regexp) is above some threshold. What is the simplest way to do that? What module ...
0
votes
0answers
178 views

delay after 5 requests: rate limits? (and how to disable them)

I'm using the following configuration for my nginx server: upstream django { server unix:///var/www/example.com/django/ws/django.socket; } upstream io_nodes { ip_hash; server 127.0.0.1:8080; ...
0
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0answers
78 views

Filezilla Throttle File transfer rate not user

Is it possible to throttle the file being transferred rather than a user. We have lots of users using the same username/pw and need to throttle each session. Is that possible?