Questions tagged [infrastructure]
The infrastructure tag has no usage guidance.
171
questions
0
votes
0
answers
12
views
How to instantiate a number of VMs and destroy them conditionally?
What is the best way to start up several VMs, run a script/program and, based on the output of the scripts, delete or retain some of the VM?
I have been looking at tools like Terraform and Pulumi, but ...
0
votes
1
answer
29
views
What is the order in which apps respond when I visit DOMAIN:PORT on my VPS?
I have owned a VPS running Ubuntu for nearly half a decade, and I have a working knowledge of the networking aspect - but there are many holes in my understanding.
When I visit DOMAIN:PORT I ...
0
votes
1
answer
53
views
Kubernetes NGINX Ingress controller default page / redirect
I was wondering if there is a way to change the behaviour of the nginx ingress controller so that instead of a 404 page it displays another web page or does a redirect?
Sadly you can’t do
host: “*”
...
0
votes
1
answer
22
views
Proxy on-premises API for access from cloud
My organisation operates a REST API which is accessible only from within the organisation's internal network; I am working on a separate service hosted on Google cloud which needs to call into the API....
-1
votes
1
answer
84
views
Which service is responsible for GPO?
Can someone please tell me what service should I start to apply GPO on my DC.
I have a GPO on my DC but it does not apply on it.
(I was asked specifically about services so it must be the problem.)
...
1
vote
2
answers
323
views
Load balancer or proxy to route traffic to different servers based on their URL
I have many customers with their own nameservers, I want to give them all the same DNS details like how Squarespace or Shopify do (eg an @ A record and a www. CNAME that is always the same), and then ...
0
votes
0
answers
119
views
How many concurrent connection can have a windows server 2016
i have a 2 web server and 1 Db server, all the 3 servers will slow after it reach 500 TCP connection, Suddenly the TCP window size get reduced to 10 from 500 , is it a normal thing i am getting this ...
4
votes
2
answers
167
views
Infrastructure - management - Is moving from custom code base in place to Ansible worth it?
Some background:
When I started at my current work place ( in server infrastructure ), a bash, perl and python code base already was in place for remote executing jobs on linux systems, the one guy ...
0
votes
0
answers
169
views
AWS - How to handle global "Round Trip Time"?
Hey serverfault people,
Image a generic "Software as a Service" company offering a service running on AWS (hey, that's us). There is no rocket science involved, standard web-application ...
0
votes
0
answers
23
views
Capacity Estimation for Physical Machines Hosting Simplified Nextcloud Instances [duplicate]
I am writing a grant to provide students with free access to Nextcloud VMs, and I need to budget for physical machines. The question is, how can I estimate the number of VMs running just Nextcloud (...
0
votes
1
answer
1k
views
How to find out which version of OpenStack is running on a server?
I am managing an OpenStack mostly through the openstack CLI and the permissions to manage specific projects and their resources. Is there a command available to me that can tell me the release name or ...
1
vote
1
answer
944
views
AWS Cloudformation Template error: every Ref object must have a single String value
SNSTopic
Type: 'AWS::SNS'......
SNSTopic2
Type: 'AWS::SNS'.......
EventRule:
Type: 'AWS::Events::Rule'
Properties:
Name: !Ref EventRuleName
Description:
State: ...
1
vote
1
answer
54
views
What are some behaviors/patterns that indicate that a host is degrading?
Student here, I'm wondering how we know that hosts are degrading (specifically EC2 instances)? What are some typical behaviors that could indicate the degradation? I looked through the site and ...
3
votes
1
answer
666
views
mkfs.ext4 error with option -O ^64bit
When I run /sbin/mkfs.ext4 -O ^64bit /dev/app/mysqldata command in a script it gives me below error:
nd(): null: With return code "1", Output from: "/sbin/mkfs.ext4 -O ^64bit /dev/app/...
1
vote
1
answer
21
views
Unsure how to proceed from DigitalOcean droplets and CircleCI deployments to just automating the whole setup
I work within a small dev team and our current infrastructure is setup with GitHub for code, CircleCI to deploy these to our DigitalOcean Ubuntu droplets whenever something is merged into the develop ...
0
votes
0
answers
219
views
Upload 300MB or more CSV file to GCP storage bucket
I am trying to upload a 3GB CSV file to Google Cloud Storage Bucket but every time I try it only processing 295.5MB and uploads 295.5MB. Why is this? I have set my bucket size limit to 15GB.
1
vote
2
answers
135
views
What Can ELB Do That ALB Cannot? [closed]
In AWS, is there anything ELB (Elastic Load Balancer) can do that ALB (Application Load Balancer) cannot?
And if the answer is nothing, then is there any incentive to choose ELB over ALB?
0
votes
0
answers
7
views
Server recommendations for application API [duplicate]
I currently have an application (API) hosted on a small server 1 GB RAM, 1 vCPU (Digital Ocean), the application read/writes to a MYSQL database which is also hosted on the same server.
I expect that ...
1
vote
1
answer
166
views
Architecting for microservices application
I am not sure whether this is a right forum to ask question with respect to the infrastructure architecture. But posting the question hoping so:
One of my customer has a web application which is ...
0
votes
0
answers
217
views
Must a patch panel be initially terminated in the rack?
If Cat6 Ethernet cables were terminated to a wall mounted patch panel, is there a method to move the patch panel to a rack (without having to cut them and reterminate them)?
Is a patch panel coupled ...
1
vote
1
answer
38
views
A good method of mapping our AWS server infrastructure
Small company. We have an fairly robust application we built that runs on AWS that serves many clients. Our Sys Admin / Lead Developer has left the company and took with him knowledge we didn't all ...
0
votes
1
answer
58
views
Enforcing monitoring on AWS resources
We have a couple huge AWS accounts and I've been tasked with implementing guidelines for monitoring resources and ensuring that monitoring is set up for all existing and future resources.
Is there ...
0
votes
1
answer
627
views
How to stop GCP vm instances using terraform
How to stop GCP vm instances using terraform? I have tried changing status of the vm instance, it's available for AWS but couldn't find the way to do it for GCP.
0
votes
1
answer
144
views
Use an output from a previous deployment in Google Cloud Deployment Manager
I'm fairly new to GDM but I've a few years of CloudFormation under my belt. I'm trying to split the deployment of my resources into multiple deployments. I'm now running into an issue where I need to ...
1
vote
2
answers
105
views
Is it possible to make website that is using the cloudflare dns proxy work during cloudflare outage?
I thought about setting up a small server with nginx reverse proxy, adding its IP as A dns without cloudflare dns proxy next to main A record with CF dns proxy enabled, so it will be a backup option ...
5
votes
1
answer
5k
views
Azure ARM Templates for deleting the resources
I know we can create infrastructure using ARM templates. Can we do the same for deleting the Resources. I dont want to delete all the entire resource group but few resources in a resource group. Is ...
0
votes
1
answer
1k
views
Get "gs_secret_key" and "gs_access_key" values for Google Bucket
I need to create a directory in a Google Cloud Bucket using Ansible. I would like to know where I can find the values to complete "gs_secret_key" and "gs_access_key" to use "gc_storage" module in ...
0
votes
1
answer
24
views
Can I replicate an Azure VM while the said VM is still running? or Will the VM stop while replicating?
I have and Azure VM which is quite critical as it is running services. I wanted to replicate that VM.
My question is, Can I replicate an Azure VM while the said VM is still running? or Will the VM ...
1
vote
1
answer
100
views
What would be some Patterns and Anti-Patterns for deploying mirrored environments in AWS (or other cloud providers)
I am looking to find some good patterns and anti-patterns for deploying mirrored environments (for simplicity lets say an EC2 Instance, and RDS and S3 bucket, which is a pretty common set-up). Lets ...
0
votes
1
answer
33
views
Multiple instances mysql on Centos 5.5
There was an old system on Centos 5.5 which pattern as below:
OS:CentOS release 5.5 (Final)
Web Server:Apache 2.2.3
AP Server:Tomcat 6.0.3.6
JDK:1.6.0_37-b06
DB:MySQL 5.5.27-1
As customer ...
1
vote
1
answer
680
views
Maintenance of nginx server with zero downtime
I manage a few servers and for the sake of the question let's consider these three:
nginx server: it only runs nginx and serves static files, responses from the disk cache, or passes requests to the ...
0
votes
0
answers
306
views
IP failover with Ubuntu Server
I have some questions about how to proceed with an issue that was suggested to me, and about the tools I can use to do this operation.
Well, I have two hosts, these two hosts have two Network ...
0
votes
0
answers
136
views
AWS serverless setup for recurring tasks?
I have a database consisting of many items. At least one time per day I want to loop through all items in this database and for each item, call an external API to fetch current data about this item ...
3
votes
2
answers
148
views
Difference between hard drives [closed]
I recently purchased an HPE ProLiant DL380 Gen9 Server for my company. This is all new to me and I am trusted to creating my companies IT infrastructure(hired to do software). I'm having a hard time ...
6
votes
2
answers
2k
views
Mirroring 2 Host with their own local storage
I'm trying to decide between 2 infrastructures.
1. 2 Servers host that point to a NAS
2. 2 Servers that mirror each other with their own local storage.
Infrastructure Requirements: 50 TB of storage,...
2
votes
1
answer
254
views
Creating a new Infrastructure for my company using Windows Server and FreeNas
I was hired to create software but now also stuck with governing all of the IT work. The company uses a Windows 10 Home machine as a file server for 13 users. I need to plan for up to 50 employees.
...
0
votes
2
answers
73
views
Windows Server 2016 setup [closed]
I have physical server with the following configuration: HP ProLiant DL320e Gen8 v2, E3-1231v3, 32 GB, 2x1 TB
I plan to install MS Windows Server 2016 Datacenter and create multiple virtual machines ...
1
vote
0
answers
49
views
Required switch per building
Conventions:
- Building: Called building, in fact it is a container (used for shipment 42ftx8ft).
The scenario:
- There are 4 buildings installed on the ground, separated between 32ft(10m) and 49ft(...
1
vote
1
answer
635
views
Setup a private network between my 7 dedicated servers in different data centers?
I have 7 dedicated servers running at a host provider.
Whenever I order a new server I cannot rely on having my servers being setup in the same rack, so I cannot have a physical private network ...
1
vote
1
answer
105
views
Does Open-stack supports heterogeneous servers as infrastructure
My company uses Apache cloud stack, but we are planing on upgrading our on premise cluster, and change our IAAS from Cloud-Stack to Open-stack my question is, can we use different servers generations, ...
3
votes
2
answers
494
views
Redundant UPS with 2 power sources
I've 2 power sources in my house: One from the national power grid and another from an internal power source. I've several power sockets in my server room from these 2 sources.
Did some research and ...
1
vote
1
answer
411
views
Puppet resource dependency
Hello everybody,
When I do puppet apply, I get the error:
Warning: Scope(Mod::Cl[title]): Can't load '/tmp/file.yaml' File does not exist!
Error: Evaluation Error: Error while evaluating a ...
3
votes
1
answer
311
views
Openstack redundant architecture on three servers
I would like to deploy an Openstack architecture on three (super)servers in a way that if one of server is down the Openstack infrastructure is still functionning.
What is the best way to deploy ...
1
vote
1
answer
613
views
Latency load balancing + failover solution
I am looking for a latency (or geo) load balancing solution combined with dynamic fail overing.
The infrastructure is based on 3 dedicated severs from OVH. The servers are located in 3 different ...
0
votes
0
answers
79
views
Selecting suitable server infrastructure for an SME envionrment
I've been assigned to come up with a solution to best fit our organization needs. Basically, we currently have a single server running few bunch of VMs on one organization. And the need now is to ...
1
vote
1
answer
1k
views
How to let Ansible pick a datastore and ESX host in VMware?
I need 50gb space, 64gb of ram and 2 cpu's for new virtual machines.
We want to use Ansible for infrastructure as code, but what would best practices in letting Ansible picking the right datastore ...
1
vote
1
answer
276
views
networking devices for structured cabling - building and campus distributors
Which type of network hardware devices (Router vs Swtich) you would use as a campus distributor in a structured cabling project?
It seems logical to use switches as building distributor, we can ...
1
vote
1
answer
1k
views
How to use another IP-address for outgoing traffic?
Background
I run a server with two external IPv4 addresses. IP-address A (IP-A) and IP-address B (IP-B).
Goal
I would like to access IP-A over HTTPS port 443 and SSH port 22 only. IP-B shouldn't ...
0
votes
3
answers
224
views
Connectivity between switches using SFP+
My office infrastructure is currently configured with HP Procurve switches. They are interconnected with 10Gbps fibre. All the SFP+ Ports are in use on all the switches.
I am looking at buying a new ...
2
votes
3
answers
84
views
How can I keep a third-party cloud provider accountable for guest VM performance?
I support an ERP system for a manufacturer. We're experiencing intermittent application performance issues on our database, hosted on VMware by a third-party cloud provider. (They're a smaller ...