The autoscaling tag has no wiki summary.
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1answer
40 views
Any auto-scaling ELB alternatives for EC2? [closed]
I have a python web application running with nginx and uwsgi on amazon EC2. I would like to implement a system where in instances are spawned or deleted according to the load. And a load balancer that ...
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0answers
23 views
How to configure Cloudwatch and Autoscaling for our setup?
I have a few questions that I can't seem to find the answer to or figure out.
I am confused about AS groups with our Websocket services. AFAIK, the groups will terminate a server, and then send the ...
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1answer
15 views
What tooling already exists to scale down Azure Web and Worker roles during off peak times?
Having inherited a large number of Dev, Test, UAT and Integration environments I notice that a very large number of deployments are left idle during evenings and weekends. We have done what we can to ...
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0answers
23 views
SVN and NFS architecture
I have linux servers autoscaled and each mounts NFS drive on boot.
The NFS is synced using SVN.
When i change something in my files the changes only propagate to new servers.
I have a lot of traffic ...
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0answers
31 views
AWS Auto Scaling Group Policy / Metrics Alarm for 3, 6, 9 and 12 servers [closed]
We have an AWS Auto Scaling Group for a load balanced cluster of front-end webservers running lighttpd and PHP. These are distributed between 3 availability zones.
What would be a good combination of ...
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1answer
41 views
Approach to auto scale celery servers based on broker(redis) queue size
I am working on a project which requires rolling out new celery servers if the broker(redis) queue is consistently higher than a predetermined threshold size and killing the new boxes when the queue ...
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2answers
38 views
AWS Autoscaling Not Launching Correct Instance
I have an instance in AWS that I set up my entire environment (I'll call it my ready instance) on and is running perfectly. I then created a load balancer (ELB) with an autoscaling policy.
When I ...
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1answer
105 views
ELB Instance Out of service
After implementing ELB and Autoscalling on Amazon AWS. There's a wierd issue happens and we don't know either the reason or the fix.
We installed Auto Scalling configuration to add instance of AMI ...
1
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1answer
52 views
Control ELB by Traffic load
We recently used Amazon AWS.
Now our application is on the cloud. And we configured ELB with Auto Scalling and it works fine.
We need to modify the ELB and control how it works. I checked all the ...
2
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1answer
102 views
EC2 Autoscale policy to terminate instances if not needed but before 1 hour
I have setup EC2 Autoscale policies along CPU monitors and it's working well.
I have occasional bursts that triggers autoscale and more servers are added.
If the servers are experiencing a burst ...
0
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1answer
55 views
Switching between ondemand and spot instances depending on spot price
We are using EC2 spot instances for crawling data. At any given time we need to have 20 instances running. We are aiming for high availability as well as cost optimization.
The scheme we want to ...
0
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1answer
133 views
What will happen to my EBS data when autoscaling my EC2 instance?
I have various websites hosted on 1 same single EC2 instance so far. In the root EBS volume of such instance I have:
Codes and files of the websites which change every hour if not every minute
Apache ...
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1answer
106 views
Time between AWS Notifying of Scale Down and Terminating instance
Here is the scenario, there are multiple EC2 instances behind a load balancer. When traffic dies down, the SCALE_DOWN policy is triggered from a CloudWatch alarm. What I would like, is for the ...
3
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1answer
382 views
EC2 Auto-Scaling with Spot and On-Demand Instances?
I'm looking to optimize the cost of our auto-scaling EC2 groups by having them launch spot instances instead of on-demand instances.
What I really want is to be able to keep some servers in the group ...
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2answers
223 views
Auto-scaling EC2 Servers and Updating Code
We've come to the point where we need to set up autoscaling for our web server and I'm unsure how to go about the process of scaling servers and updating the the existing code without remaking a new ...
1
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1answer
193 views
Autoscaling EC2 with NFS mounts
I'm trying to set up a shared filesystem on EC2 and I've read tutorials such as this: http://blog.ronaldmccollam.com/2012/07/configuring-nfs-on-ubuntu-in-amazon-ec2.html
In step 2 it talks about ...
2
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2answers
100 views
AWS AutoScaling as a robust unit of deployment?
Some of our apps have a requirement that they "work most of the time". They don't the full multi-AZ & ELB treatment for high availability.
The irritating thing with EC2 is that, when a single ...
1
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1answer
232 views
Need a recommendation for shared storage on auto-scaling ec2 w/ scalr
I have come across so many answers to this question that I am completely lost! I am moving our 2 sites to a load balanced ec2 system with scalr as our cloud manager. Now the question is coming up ...
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1answer
88 views
Autoscaling EBS volumes
I've had a quick look for metrics in Cloudwatch and couldn't see anything but forgive me if I missed it. I would like to know if it's possible to watch and EBS volume and add more when it is nearing ...
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1answer
173 views
Persistent Spot Instance Request with CloudFormation
Is it possible to create "Persistent Spot Instance" with AWS CloudFormation ?
I'm going through the Autoscale and EC2 CloudFormation's template references but there is no mention how to set a property ...
3
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2answers
204 views
EC2 - How do you tell the ELB when the machine is “ready”
I have a autoscaling setup with monitoring and all is well. The process for code deployment is now well in hand and basically does this.
Create a new launch_config which defines the git commit to ...
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2answers
111 views
EC2 cost-effective webapp scaling
I have a webapp running in a Media Temple VPS account, and I'm currently evaluating the gains to switch to Amazon EC2. It's running under Apache 2 web server.
This webapp for now has almost no access ...
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1answer
247 views
Bootstrapping in CloudFormation with Autoscale
My CloudFormation template creates an autoscale group and bootstrap it with utility script /opt/aws/bin/cfn-init. When I remove the bootstrap part out of my template the, autoscale get created without ...
2
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1answer
326 views
Approach to auto-scaling with Amazon AWS
I want to know about the possible options for auto-scaling my web app architecture. What I have in architect is web-app (Tomcat), middleware (RabbitMQ), database(MongoDB), worker(standalone Java app). ...
2
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3answers
295 views
How can I automatically cycle a new image in an AWS Auto Scaling Group?
I have a web application setup with a load balancer and auto scaling group to manage scaling. The source code is in a git repository so I don't have to update the images when the code changes, but ...
2
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1answer
214 views
Starting Linode instances via StackScripts based on Nagios events
I'm developing a web application (django/gunicorn/nginx) that needs to be scaled out according to load. The app will be hosted on Linodes so I intend to use StackScripts (and maybe Puppet) to start ...
2
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2answers
2k views
Auto scaling AWS EC2 instnaces based on memory utilization
I am setting up auto scaling based on memory consumed by the particular instance. I went through the link posted at awsforums. I was able to set my metrics and using the bash script given and with the ...
0
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1answer
684 views
Can someone help me figure out an efficient auto scaling configuration? [closed]
This is my first time releasing a web app. I'm going to using Django with Nginx and a couple of other scripts that have been piped. I wanted to know which auto scaling strategy I can use.
Right ...
2
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1answer
211 views
using AWS autoscaling to reboot unhealthy instance
I intend to reboot a running AWS instance which has been marked as unhealthy behind an ELB.
I have a setup where 2 instances are behind a Load Balancer and one of them contains lot of (>200 Gb) data ...
3
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2answers
963 views
Amazon EC2 AutoScaling WordPress
I am currently looking to autoscale my wordpress installation on Amazon EC2.
Everything is working, I can bundle my EBS instance, put some policy and then amazon run automatically instances behind my ...
1
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1answer
308 views
AWS Cloud formation plus auto scaling
I have created a cloud formation script to launch two instances, attach a volume on startup, and setup a load balancer. Now I am looking at setting up auto scaling and I am confused by the launch ...
2
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1answer
222 views
AWS - Is there an UI tool for setting/editing auto-scaling groups?
Is there a tool that simplifies the auto-scaling group management? XML-based, UI-based, etc.
Thanks
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6answers
2k views
EC2 Auto Scaling for mortals? Does that exist?
I have very simple EC2 setup with Eastic Load Balancer and two web servers under it.
I need to automatically start additional instance when CPU on one of them reaches 100% or some instance fails.
The ...
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1answer
112 views
What is the auto-scaling policy priority?
Asked this over at the AWS forums with no response, so I thought I'd give it a go here.
If I have two auto-scaling priorities:
25% increase
50% increase
And I have two separate alarms on CPU ...
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0answers
170 views
Amazon EC2 AutoScaling, DNS, Domain and IP Problems
I have assigned AutoScaling to my instance.
The problem is that I have to use a given DNS which is associated with my ElasticLoadBalance.
Not the DNS with the single instance.
Also I know that I ...
2
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1answer
315 views
Strategy to spawn a new EC2 server when a virtual host has too many connections
I am building an infrastructure on EC2 where I have nginx as a load balancer in front of apache+php servers. Each apache server has some virtual hosts.
I am thinking the best way to scale when a ...
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3answers
307 views
How to quickly start an EC2 instance based on another instance?
I'm not even sure how to properly phrase this question, so please bear with me as I'm new with EC2 lingo/terminology. What I want to be able to do, is configure a template, if you must, and that ...
3
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1answer
433 views
Amazon EC2 notifying the instance when the autoscale service terminates it
I am in need of knowing when an instance is supposed to be shutdown by the autoscale, as I want the instances to register themselves and deregister themselves from a given service.
I know that the ...
3
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2answers
866 views
Multiple AWS EC2 running Auto Scaling and Distributed Memcache
I'm planning to use distributed Memcache across a series of Linux web servers on Amazon EC2. These EC2s currently run auto scaling so will increase and decrease with load.
I have used this post to ...
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1answer
641 views
Autoscaling and NFS Server
I have a WebServer say WS-1 and a NFS server say NFS-1 setup on AWS. WS-1 is being managed by an elastic load balancer and also autoscaled. It also has an EBS mounted on /var/www which contains all ...
1
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1answer
337 views
Can I associate my spare Elastic IP addresses to an Amazon EC2 instance started in an Autoscale group and Monitoring?
I want to know if I can reserve a number of Amazon Elastic IP addresses and assign them to instances started by Autoscale. So basically, when a new instance is started because a trigger has been ...
0
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1answer
783 views
EC2 Autoscaling AMI and auto attaching new EBD from snapshot
Trying to work out how to configure EC2 autoscaling to automatically attach and EBS volume when a new instance is spawned.
Ideally we're trying to achieve the following when a new instances is ...
2
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3answers
1k views
Setting up AutoScaling using GUI based interface on Amazon EC2 service
We want to setup/configure AutoScaling on Amazon EC2 services using some GUI Intrerface. Is it possible to do?
As per our research, we found that it can be setup via API Queries or commandline tools ...
