Last call to make your voice heard! Our 2022 Developer Survey closes in less than a week. Take survey.

Questions tagged [infrastructure]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
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 ...
user avatar
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 ...
user avatar
  • 113
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: “*” ...
user avatar
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....
user avatar
-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.) ...
user avatar
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 ...
user avatar
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 ...
user avatar
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 ...
user avatar
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 ...
user avatar
  • 1
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 (...
user avatar
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 ...
user avatar
  • 1,675
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: ...
user avatar
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 ...
user avatar
  • 13
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/...
user avatar
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 ...
user avatar
  • 11
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.
user avatar
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?
user avatar
  • 111
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 ...
user avatar
  • 1
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 ...
user avatar
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 ...
user avatar
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 ...
user avatar
  • 31
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 ...
user avatar
  • 1,094
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.
user avatar
  • 1
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 ...
user avatar
  • 103
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 ...
user avatar
  • 11
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 ...
user avatar
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 ...
user avatar
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 ...
user avatar
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 ...
user avatar
  • 577
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 ...
user avatar
  • 1
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 ...
user avatar
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 ...
user avatar
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 ...
user avatar
  • 1
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 ...
user avatar
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,...
user avatar
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. ...
user avatar
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 ...
user avatar
  • 11
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(...
user avatar
  • 11
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 ...
user avatar
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, ...
user avatar
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 ...
user avatar
  • 91
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 ...
user avatar
  • 11
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 ...
user avatar
  • 83
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 ...
user avatar
  • 11
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 ...
user avatar
  • 259
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 ...
user avatar
  • 3,933
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 ...
user avatar
  • 111
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 ...
user avatar
  • 432
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 ...
user avatar
  • 19
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 ...
user avatar
  • 164