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First Homelab

First Homelab

Got my lab up to a functional enough state, so time to share on Reddit. 2 node PVE cluster (media and 3050-1) and a Proxmox backup server (3050-0)

Media started as my very first gaming build that got squirreled away after various upgrades to the gaming machine, 3400G in a A320 mATX board with 16GB RAM. Current specs now are:

3400G B550 ATX 32GB RAM 1 256GB NVME OS disk 1 3x4TB Z1 array 1 3x12TB Z1 array GTX1080

Media handles NAS and media server needs, I am using Cockpit with the 45 drives add one to handle my SMB shares for file storage, a full *arr stack and qbit in a single LXC, jellyfin for media streaming with VAAPI transcoding on the iGPU (NVENC transcoding has not been achieved yet), and a separate jellyseerr LXC.

3050-1 runs my AdGuard home in 1 LXC and a flaresolverr instance in another LXC. These were migrated to a separate node to minimize internet outages if media needs to be taken down for maintenance.

3050-0 is a bare metal PBS solely for rebuilding LXCs quickly if I happen to bork any of them since this is both a production and test environment at the same time.

Network is comprised of ISP provided ONT to a TPLink AX72 Pro, then to a TP SG105e and lastly to a TP SG108e (seen in image). The AX72 Pro is doing routing, WIFI, and VPN access for the *arr LXC.

Some future ideas are to get more of my 3050s up and running and start playing with HA clustering and possibly an OPNsense box.

(Apologies in advance for formatting, mobile post)

submitted by /u/According-Milk6129
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Upgraded my setup this month

Upgraded my setup this month

After saving up a bit I did some upgrading from one server to three and added some nice networking on top of that!

Components from Top to bottom: FritzBox / HP LTO-5 Ultrium 3000 UDM Pro USW Pro Max 24 Port Patch Panel RPi 5 as PiHole / AirPort Time Capsule / RPi 4 as Home Assistant My old server repurposed as a compute node (i7-6700 with 64 gigs of RAM) A new compute node (Ryzen 5 4600G and 64 gigs RAM) A new storage node (Ryzen 3 4300G and 16 gigs of RAM) It has two 18TB HDDs and two 4TB SSDs for storage, the compute nodes only have a small drive to boot off of.

I’m planning on running Kubernetes with the storage server providing NFS for persistence And in the upcoming year I’ll add a second Storage server for redundancy and a third compute node for optimal resiliency

I also included some pics of the old setup and the migration process, it was some work for sure!

submitted by /u/max_802
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Touching Server Rack Shocks Me

Touching Server Rack Shocks Me

Hi everyone, first time poster long time lurker / learner.

I have my home lab set up on a metal rack as seen in the first picture. Everything is powered by a surge protector / power strip mounted to the back of the rack. This strip came with a short wire to ground the case, and I have connected it from the case to the power strip as shown in the second picture.

I have never had issues with this until today, I was moving my server rack and gave myself a nasty shock (not like car battery shock but definitely more than a static shock) when I stepped on the metal strip shown in the third picture while touching the server case. It does it every time I touch the metal strip and the rack at the same time.

I have basic electrical knowledge so I understand that I grounded myself while touching the server case, but shouldn’t the ground wire already be taking care of that? Is this acting as it should or should I disconnect this ground wire?

Any insight would be appreciated, I don’t want to leave my server or my place in an unsafe state

submitted by /u/ChaseDak
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Water Cooling Can't Stop won't Stop - Cisco N9K-C9348GC-FXP

Water Cooling Can't Stop won't Stop - Cisco N9K-C9348GC-FXP

I have a prooblem where very time I get a piece of hardware, I eventually have to figure out how to water cool it. It might be a few weeks, sometimes a few months, but happens every time.

My current project is water cooling a Cisco N9K-9348GC-FXP switch - the stock fans scream in this thing. It has 2x 100g/40g QSFP28 ports, 4x 25g/10g SFP28 ports, and 48 1G RJ45 ports. The high g ports require a chip which runs pretty hot, and I prefer near silence to blasting fans.

The Cisco network chip has 71mm square mounting pattern on which I can use a generic CPU block that I have, but the CPU is a Xeon D 1536 with a weird 56mm x 38mm pattern so I'll have to get more creative on that one...

I am posting pics of the internals here, because I could not find them anywhere online.

submitted by /u/BakerAmbitious7880
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How popular is OpenNebula for homelab use?

How popular is OpenNebula for homelab use?

What's your experience with OpenNebula for homelab?

There's almost no posts dedicated to it here (1 in the past year, some very old ones), everyone went for Proxmox and XCP-ng only? It appears to be the "have it all" stack, especially with Kubernetes alongside KVM and LXC. What gives? Not possible to run on single piece of hardware or HA for small deployment? But then there's the hybrid environment support ...

They seem to be alive and well and looking out for VMware emigrees just like everyone else.

https://preview.redd.it/px18x4ispn2e1.png?width=979&format=png&auto=webp&s=0bc07d31920c12150b8b05863739ad66ae5dc63e

submitted by /u/esiy0676
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First homelab at 14

So basically I am a 14 year old idiot who wants to make his own homelab. I would probably use it for storing data (probably something around 10+TB), 2 Minecraft servers, 1 assetto corsa server, 1 CS2 server and a HomeAssistant setup. I currently run the two Minecraft servers on a little mini pc, with an Intel Celeron N5030 and 4GB of ram, so not very fast. The homeassistant setup is currently running on a Raspberry Pi 3B+, I guess it works, but it’s powered by the NUC and looks like it would disconnect any second. My budget would probably something around 2000 usd. I live in Poland so getting some hardware might be hard (at a reasonable price).

submitted by /u/Space646
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Do you actually - as an individual user - care for free AND open source?

I am at a loss how some FOSS project supporters seem to disregard the concept of FREE open source licensing of software. (I am less confused about happy free-takers.)

Do you care for differences between e.g. proprietary, permissive and free licensing? Or is it just the free no-cost part? What's actually important to you?

I got to this thought noticing the dynamics on an innocent, sleepy comment section where (supposedly) supporters of a particular free and open source project do not seem to like the free part of it, the getting things for free however wins all the way. Someone complaining about price losing the battle at the same time. How is that combination even possible?

What's your take? Did you actually swap something in your stack (not the hypervisor) BECAUSE you wanted open source AND free software?

submitted by /u/esiy0676
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Homelab upgrade

Homelab upgrade

https://preview.redd.it/zj74yp4ali2e1.png?width=1536&format=png&auto=webp&s=aa1d59e23913491903f5ce935174439ec8cd2a31

Finally getting some time to cleanup the rack. I added a couple of rails to get my 4u backup server from under my desk, mounted the Raspberries in a rackmount, added a PDU in the back, upgraded my ESXi lab from 16GB of dead ram to 32GB and added a $1,50 Bluetooth controlled LED strip.

Top to bottom:

  • UDM Pro
  • USW-AGG
  • USW-16 PoE
  • 52Pi rack with 2x Pi4 8GB (Home assistant & webserver
  • 2x HP Microserver gen 10 plus (TrueNas & ESXi lab)
  • Xeon E1230 with a bunch of disks running a virtualized windows host for backup & sync to Livedrive
  • APC Smart UPS 1500 with an expired battery
submitted by /u/gearcollector
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Which NAS OS would you recommend?

Hey I’m getting the following setup, since my QNAP NAS is standing on its last leg. Since I don’t do too many DIY projects anymore, I wanted to use this as an excuse to start one and setup a few things I always wanted to have.

Aoostar WTR Pro

32 GB RAM

8C/16T AMD 5820U

1 TB NVME (maybe for VM Storage)

120-250 GB NVME (NAS OS)

3x 4 TB HDD (Main storage in RAID5 or some kind of parity)

Uses:

- SMB Share (pictures, music, backup-storage)

- DLNA Share

- Offsite Storage for my business NAS (as well as the other way around)

- Dockercontainer (Bitwarden, Immich, maybe more)

- Probably some kind of VM but that’s not the main use

Question:

What OS would you recommend for this use case? I’ve read a lot about TrueNAS Scale, but I’m not quite sure. I’ve got quite a lot of experience with hypervisors and off the shelf NAS Systems (since I work in IT), but not sure which way would be the best for this little DIY project.

submitted by /u/Proper-Specific5379
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What considerations for transplanting HP SFF into 2U rack chassis?

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Aim

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Strip an HP elitdesk 800 G6 down to bare components and refit with modifications into an empty 2U chassis. Prepared to customise and modify chassis as needed to make it work. If I have to afix my own mounts and standoffs, chop and change the internals etc so be it.

Addtional components: SFP+ Dual 10Gb NIC, LSI HBA, 4 x 3.5" HDD, additional NVME SSD's on pcie adapters for a fast ZFS pool,

This may be a stupid idea or there may be glaring reasons why it should not be done, please let me know. In doing this what are the major issues to be aware of:

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Motivation

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I recently got my hands on my first rack (12U shallow depth) and want to start reorgansiing everything. I currently use SFF systems but would like to go properly racked up and really be one of you :-D rather than just sittng things on a shelf (and maybe 3D printing front panels/spacers etc, dont actually have a 3D printer yet but Im eyeing up the Bambu P1S as I think its time to take my idle curiosity and tinkering to the next level)

I would also then be able to ditch my messy-wiring external SATA bcakplane caddy as I should be able to fit 4x3.5" HDD into the 2U chassis. Currenlty quite happy with 2 mirrored vdev zpool and if I want to expand on that I can look at storage racks.

I dont run anything heavy duty/serious on this server at home. I run everything in individual LXC's or VM's, its all just for fun and curiosity (I'm the only user really but for each of my 3 siblings' households I've created accounts on NC/JF/KVt). this is currently what I've managed to get up and runing succesfully in Proxmox so far.

[1] Caddy Reverse Proxy as I hve a static IP from ISP and want multiple services externally accesible through my domain

[2] Pi-hole unbound doing recursive DNS and adblocking network wide,

[3] Openmediavault SMB shares for all my containers and machines,

[4] Nextcloud - mobile uploads, file sharing and Talk chat and video between siblings, would like to integrate OnlyOffice Community Edition

[5] Jellyfin for media streaming,

[6] Kavita for sharing my ebooks with family.

[7] and lastly a self-hosted Wordpress - but just for my own simple personal website with 'Passowrd Protected' plugin published to my own domain as an access portal for everything else and a learning playground for myself and the nephews. I wanted self-hosted as I thought I could use more useful features without having to pay subscriptions than wordpress.com allows

[8] I might get round to sorting out my issues in OnlyOfiice Community Edition at some point as well I think just to round it all off.

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Why transplant SFF and not use server paltform

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Everything currenly running off a 6c6t 8th gen Intel. I have considered some of the older Xeon platforms (before my rack initiation I wanted a Lenovo P520) because I suffer from CPU core and PCIE lane anxiety but seeing as server does spend majority of the time at idle I'm under impression its better to stick with consumer platform for low idle power draw. I'm not really running out of CPU currently but I have a feeling/fear a few more cores headroom could be useful for future LXC's and VM's. My PICE lane needs are only for 10Gb networking and additional NVME storage and HBA so I beleive I dont really get limited by conusmer grade levels of PCIE lanes according to my daily use case as the bottleneck is the 10Gb network throughput where I mainly have client 'serially-consumed' data on the PCIE and going out of my house my upload towards my siblings is still only 70mbps from my ISP.

Was looking at 10th gen Intel to give me option for up to 10c20t if I ever really needed it in fuutre. So something like Eltidesk 800 G6 with starting CPU maybe upgrade to 8c16t. RAM Currenly at 32GB I'm not facing any issues, my biggest allocaiton is 16GB to OMV just so I can allow ZFS more ARC. If I was going to add mroe RAM it would go primarily in that direction? But really my use case doesnt even warrant existing ARC allocation.

I dont need a dedicated GPU currently, the intel igpu handles the load for Nextlcoud and Jellyfin adequatley. But in future if i get curious on machine learning or 3D tools etc could consider it. So 4 expansion slots in elitdesk motherboard covers me

I'd still use miniPC/SBC for router but I could build a custom plate to mount that along with an 8 port switch.

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Your thuoghts

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So do you guys think this is a stupid/inefficent way of going about this? Are there any serious issues I've overlooked? What suggestions or advice would you give?

submitted by /u/munkiemagik
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Do i need external cooling?

Hello enthusiasts! I have a small closet in my new house I wanna use as a "server room". Its not huge but enough to add a 19" rack. I own 3 dell servers, 2 Cisco switches and a UPS for these. Do i need external cooling? And what kind of cooling do I need? I live in a relative cold climate and the house is at 23°c but these things create some heat. Thanks for all input.

submitted by /u/Supfisho
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