I do raw, but that is due to ceph.
Your performance issues can be broke down as following:
99% is your sub-par Storage-Subsystem.
0.4% is your LVM/Raw/Qcow question.
0.4% is the (IDE / SCSI / Virtio, the virtual controller and the settings surrounding it)
0.1% is "tuning other Proxmox...
Zabbix package from their download page for zabbix 2.4 on Ubuntu Version 14.04 LTS (Trusty).
Followed the general Install instructions here:
https://www.zabbix.com/documentation/2.4/manual/installation/install_from_packages
From there i followed along with a combination of their documentation...
I'm using Zabbix 2.4 here at home. 2.2 at work.
advice:
- Do not use slow VM storage :)
- get the Proxmox plugins
- get a smartctl/smartmon plugin and monitor your Cluster wide smart capable drives (saves you digging after dark when a drive fails)
- get as much data about your network...
Your CPU's are "fine"-ish for what you are doing. The only problem is that your Storage-Subsystem is "Suboptimal".
If you can not even afford the really, really low end Consumer grade SSD's
So you DO NOT have a requirement for Large-Storage Space ?
ps.: Windows Servers as VM are not what i'd...
Yeah, THAT would do it.
Just remember, you are getting VM-bench results of 70K IOps on a 3x 6 SSD CLuster with beefed up nodes.
100e's results are for a normal 3x7 assorted HDD based Cluster, in which SSD's take no part in read operations.
I think we need to add cranberries and Watermelons to...
Q1: First off, what are you looking for ? just a couple small VM's ? VM's that get taxed heavily and are public ? Personal only VM's ? Reliability ? Performance ? Large storage ? would help to narrow your use-case a bit better.
You mentioned IO-wait. TBH, without knowing exactly which type of...
I'm guessing unless we get really lucky at some place, the only way is to do get out the big guns.
Monitor every conceivable variable (e.g. zabbix)
Wait for the issue to appear again.
Determine the exact time from the logs
Backtrace what has happend on Node(s), Vm(s), Network(s) right before...
Yes - Proxmox continues to operate. only caveat - it uses the no-subscription repository and you get a pop-up on every login.
It is hard to figure out what you mean by this (english), so i am guessing a potential answer based on my understanding of piecing together the information contained in...
Here you go:
"LXC"
https://forum.proxmox.com/search/14097/?q=lxc&o=date&c[node]=16
171 hits
"ZFS"
https://forum.proxmox.com/search/14099/?q=ZFS&o=date&c[node]=16
171 hits
Weird, might be truncating after 9 Pages (171 Hits - 19 per page)
I typically search there forums via...
If there is nothing showing, then it will not help :p
You said you also changed a couple mainboards that had bad onboard nics.
ANY chance you also changed the cables And if you use wall-mounted patchpannels, looked those up?
(as i said, its probably something really stupid, due to the fact that...
pretty sure it works.
I have tested the following:
Search Terms: Q-wulf openvswitch
Result: https://forum.proxmox.com/search/14028/?q=Q-wulf+openvswitch&o=date&c[node]=16
That is pretty much what i'd expect from this search.
I have also tried "Q-wulf ceph" and "Q-wulf cache", which both...
I just want to point out, that even with one thread,
You know its really hard to compare Apples and Strawberries with Oranges and kiwis, if you have no clue how many oranges and kiwis were used :)
In other words, how many Nodes, Disks and what journal config are you using to reach your above...
And i think we also figured out its not a bog-down in your multicast, right ?
And you also did do QOS related measures for your Proxmox-Cluster network on a separate subnet, right ?
Do you have a monitoring solution up, that continuously (1s or 0.1s interval) queries stuff like this on every...
If you have a small number of "VM/s x clients" - you might wanna stick to linux native Bridge in Balance-RR
If you have a bigger set of combos (e.g. 3 VM's with 2 Clients pushing Bandwith in the 125 MB/s area) you definitely wanna use openvswitch + balance-tcp. Safes you cpu-cycles and you will...
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