Proxmox slow.

Proxmox slow Configuring VMs with 8GB RAM, and SPICE qxl, memory=32. 2 and PBS 3. I understand that 1 mirror isn't all that fast, but I find it odd that just a simple file copy in 1 VM could slow down everything to a crawl (including other VM's). The whole Jun 1, 2023 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. learn about hardware considerations storage optimization network tweaks cpu and memory management and more. I use NFS mount and the I/O performance test say +- 120 MB/s Backup log: INFO: starting new backup job: vzdump 133 134 --quiet 1 --mode snapshot --compress lzo --mailnotification Sep 22, 2021 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Also adding many cores to a Windows-Guest if not "really" needed forces the hypervisor to unusual high context switching. 5. Jun 26, 2021 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Start with 2 cores or 4 and check how it runs. The way I setup is as follows: Linux Bond - balance-rr, I enter the 4 slaves: enp1s0f0 enp1s0f1 enp1s0f2 enp1s0f3. Here's the details on the server: ASRock EP2C602 Dual socket motherboard 2x Intel 2560v2 CPUs 128Gb ECC registered memory LSI HBA (card passthrough to VM) 8x It some instances it may make sense to build a like VM on proxmox and migrate the data through normal copy methods (rsync, robo/richcopy, etc) or any other mechanism that makes sense. Buy now! Feb 2, 2021 · My Issue is that the nvme Drives are really slow and I dont know why. With ESXi 6. Memory Ballooning: Memory ballooning is a feature that allows Proxmox to reclaim unused memory from VMs The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. 4 or Proxmox 4. Dec 15, 2011 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. The boot time for that VM is really high. The internal network for the cluster is built on OVH vRack with a bandwidth 4Gbps. From iperf output Consider using raw image or partition for a partition, especially with Microsoft SQL database files because qcow2 can be very slow under such type of load. Doubt Member. Affects ONLY ingress traffic towards the Bacula LXC. Aug 2, 2022 · 2. Slow network transfer speeds of bacula - maximum 250Mbps. Buy now! Mar 16, 2025 · Hi! Anyone can help me to understand or solve my problem with Proxmox VE 8. 3 server, and I'm looking for some assistance to resolve this. Mar 24, 2022 · Hi, Like many other posters in this forum, I'm struggling with "very slow" disk I/O from guest VMs in proxmox. 107-2-pve . 3 Storage: 2x Kingston DC600M 480GB SATA SSDs (2 days old) Apr 6, 2013 · Hallo an Alle, seit ein paar Tagen habe ich bei meinem 3 Node Cluster, immer mal wieder das Problem, dass ich Meldungen in Ceph bekomme, "Slow OSD heartbeats on front" und/oder "Slow OSD heartbeats on back". I'm seeing dramatically fluctuating I/O performance on a ZFS SSD mirror in Proxmox VE 7 (Bullseye). All three cluster nodes are almost identical in heir hardware specs Jul 3, 2023 · Hi All, Bit of newbie to setting up home servers and Proxmox. Exactly the 180MB/s region again. 90GHz (2 Sockets) RAM: 32 GB DDR4 2133Mhz Boot/Proxmox Disk: Patriot Burst SSD 240GB Disk: 3x HGST 10TB HDD Nov 13, 2021 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. For some idiotic reason, default value is very restrictive and CPU that VM sees cannot do much. (Proxmox version 8. Both machines are connected directly to my switch which is connected directly to my EdgeRouter4. I'm running the VirtIO SCSI single controller with the latest VirtIO drivers. So I installed fedora server on the machine - also bare metal. Update: Turns out it was from the other ZFS pool I had in the system. Remember that HDDs are overall much slower than ssds, especially latency wise, which has a big impact on how sluggish something will feel. I'm looking for some help to troubleshoot this problem and appreciate any advice I can get. with 6Gbs throttle. It's like its changing from Jan 19, 2022 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Mar 29, 2023 · the sg. 3. 4. root@pve:~# pveperf CPU BOGOMIPS: 8908. 1 Click on task manger or file Windows Explorer, it pops up 10 seconds later, very unresponsive, but not Oct 12, 2021 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. May 23, 2024 · When I copy data to my proxmox host or to a VM it copies only at 30MB/s max. Jul 13, 2022 · Hello, I am quite a noob with linux / proxmox and made a few KVM including a win 10 gaming machine with GPU passthrough. CPU type: host -> this settings dictates what CPU capabilities (instruction sets and such) are exposed to VM. 0-U3. You should consider using RAW-device on LVM or ZFS. I have a pretty "vanilla" installation of Proxmox 7. and now from last friday (couple of days) we have problems with some of our virtual machines. Jul 19, 2017 · Hi. . It appears it is reading the entire LVM the LXC root Oct 17, 2022 · Your current pool has random I/O performance of just two disks with the two vdevs, so that is really suboptimal for performance. Buy now! Nov 28, 2024 · The proxmox gui is unuseably slow. Background When the OS was Windows 10 (Testing and some Benchmarks) i tried with Crystaldiskmark the nvme Speed, each drive had around 3GB/s rw When i did a Raid0 in Windows 10 OS i had around 8GB/s rw After i Installed Proxmox I made Raid0 with zfs and Installed Windows 10 VM Feb 24, 2025 · I’m struggling with extremely poor random read/write performance on my ZFS pool (rpool) in Proxmox, despite using enterprise SSDs and trying multiple optimizations. Oct 31, 2006 · Hi all, my proxmox's web interface is so slow that it usually takes more then a minute to receive the requested web-page. Nov 29, 2012 · The setup is 3 clustered Proxmox for computations, 3 clustered Ceph storage nodes, ceph01 8*150GB ssds (1 used for OS, 7 for storage) ceph02 8*150GB ssds (1 used for OS, 7 for storage) ceph03 8*250GB ssds (1 used for OS, 7 for storage) When I create a VM on proxmox node using ceph storage, I get below speed (network bandwidth is NOT the bottleneck) Oct 24, 2022 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. We have two storage servers, let's call them sto01 and sto02. Buy now! May 30, 2024 · Ok so after a ton of debuging on Proxmox 8. They were totally pooched. 2, backup of a 1. Not sure if that's expected with the disk I have (Crucial P2 CT500P2SSD8 SSD). Both VMs running Feb 3, 2023 · Hi, I try to create some Windows 11 virtual machine but they are very slow. I then tried everything for the whole day. and nothing improved nor got worse. Oct 6, 2023 · Good morning/good afternoon/good evening everyone! I have a Windows Server 2016 Standard VM here in my PVE, but it is very slow to open, load files and programs. Here some general Info of my setup I am running a 3 node proxmox-cluster with up-to-date packages. 65TiB takes around 1 hour (which is pretty fast). When I access these shares from Windows clients, sometimes the transfer speeds are extremely slow ( Apr 16, 2021 · The setup in Proxmox was easy enough and I could get the connection established, but the resulting speed just about 1. 0 * 2 per node = 6 SSD with a 100G Ethernet network. on my two linux hosts (are consistant and Ubuntu/Debian) with the same NIC settings, can barley get 400Mb/s May 19, 2016 · NVME: 742MB/s read | 296 MB/s write. not really what I expect, but still a lot more than what I get in proxmox. Buy now! Jan 29, 2023 · Hello, we need to migrate all cloud environments to Proxmox. Then, your stack will look like this: Windows VM -> NVMe Drivers -> (Proxmox host with passthrough) -> NVMe hardware So, no SCSI in the middle, no standard translation - no problem :) Jul 18, 2022 · Hey everyone, just installed proxmox and I'm experiencing a pretty slow performance on my disk, to the point of taking 1:30 to install Ubuntu on a VM. Check and adjust your CPU governor in Proxmox also, but I think it defaults to performance. 2. On the VM Windows 11, with virtio network drivers If Jul 28, 2016 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Proxmox server version : 7. 4 about 2h ago and its been really slow. Each Server have 4x Intel SSDPE2KE032T8 NVMe Disks. But with NVMe the bandwidth shouldn't be the bottlenck and LZ4 compression might hurt more then it helps by increasing the Jan 26, 2025 · Hi all, I'm having issues backing up PVE to PBS, it's very slow and inconsistent write speed. 1 installed in a 3 node cluster We have now very slow network and transfer speeds. However Jul 18, 2015 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Performance is just very slow to the point that it is frustrating to use. 8] have slow ops. However, I'm experiencing some The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Restoring a vm of 60Go (what ever that bakcup is located on nas or on local : same result) take more than 24 hours !!! they are no log and no problem, just the restore are progressing very very slowly. At present, I am evaluating and testing Proxmox+Ceph+OpenStack. For example; If i download something on host, its downloading in 110MB/s (normal speed) - but if i download from VM, it's downloading in 10MB/s. I've followed the documentation and configured the ceph I have 3 identical nodes and configured as follows: CPU: 16 x Intel Xeon Bronze @ 1. I'm surprised Proxmox even let me create a ZFS array out of them. We are observing: 1. May 12, 2017 · PVE 6. Proxmox 8. disabling hardwareoffloading helped instantly: 100+ vlans, inter-vlan routing is 550-600Mbits (cpu is the limiting factor here, its an old xeon 2690v3 low basis frequency, 8cores/32gb ram for opns vm). Changed many settings. Transfers to/from any Proxmox guest is slow and highly variable. Tens of thousands of happy customers have a Proxmox subscription. 1 to 8. 0-U5. They're identical, with a RAID6 array made up of 2TB SSDs. Even if it is an "unsupported" way of using that server, i am really surprised that it performs so slow. Set cpu type to host May 28, 2021 · Hey there, i tested and googled some settings and got a little push up for write/read performance but its not that good. 0. 5 and I have very slow backup. which is very long. I spent close to 20 hours trying countless settings, driver installs, etc. The hardware is 2 identical old Dell T320 with solaflare sfp+ 10gb fibre network cards on DAC to a Unifi switch and a bare metal TrueNAS Scale server. Via iperf i cant even get higher than 1. Proxmox runs on a dual 1Ghz Xeon Intel server with 2 SCSI HDs connected to a true hardware RAID-1. 4 to 8. Despite having a 500Mbps connection, my download speeds are significantly lower than expected, though upload speeds are as expected. If we go to proxmox, there would be very few VMs we would migrate from VMware this way, mostly because of the amount of time it would take. The speed is under 1MB/s NFO: starting new backup job: vzdump 118 --mode Jul 9, 2023 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. But now we are facing the following difficulties: When VMware vSAN was migrated to ceph, I found that hdd+ssd performed very poorly in ceph, and the write performance Jul 20, 2021 · Dear Proxmoy-Experts, Since some days now, the performance of every machine and container in my cluster is extremely slow. Everywhere I look, I understand that the C602 chipset should be supported by the kernel Jan 25, 2018 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. 1 VM running under Proxmox 7. Aug 27, 2021 · Summary. Proxmox 6. For reference, I'm using buster which I think is 6. One of the threads I read yesterday suggested moving from ceph-nautilus to ceph-octopus, which I did yesterday and that has Jan 23, 2022 · Hi! i have my homelab server for about a year and need help i started adding new VMs and the more i add the slower the system gets CPU usage is less than 10% at peak and RAM usage is about 60% (High usage due to ZFS) i started installing a zabbix VM and setuping the MySQL database take hours Dec 30, 2023 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. 4(?). Mar 16, 2024 · Even when using remote desktop to connect which should give the best results, things are slow to respond to clicks, everything is just laggy. Buy now! I restarted osd. Dec 2, 2019 · ProxMox users, et alia: I have a VM running the latest community edition version of pfSense on the latest version of ProxMox on an HP T620 with 16GB of RAM, 4 x AMD GX-415GA, and the internal Ethernet device is a RTL8111/8168/8411 device (the driver in use is the VirtIO driver). Tried several of the latest distributions, specifically Manjaro, ArchLabs, and Fedora Workstation. cdn. When I backup the LXC containers which have small disks from 8-24GB the backup to PBS will take an 30 minutes or more. Buy now! Apr 3, 2011 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Nov 8, 2024 · Hello everyone! I've recently started using Proxmox on a machine with the following specifications: Processor: Intel® Xeon® Processor E3-1220 v2 RAM: 8GB Storage: 1TB SATA HDD I'm only running one virtual machine at a time due to the hardware limitations. They are very and very slow! we running linux and I've been trying to set up a Proxmox instance but VMs are running really slow. The vm-s have no problem, so I don't think it is a network issue. 4, VM settings are the same as for the Windows 10 installation) Hope someone will find a solution to the problem at some point Dec 22, 2021 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. 2 NIC, linux bond, balance-alb. Buy now! Mar 2, 2022 · Proxmox host has 10Gb/s connection and my windows hosts, get the full 10Gbs bandwidth. current load average: 0. I want to know is its maybe my storage type, network, or proxmox rn that I should consider. Buy now! Feb 24, 2025 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. My internet is 250/10 through Comcast. If I'm testing the Diskspeed with DiskSpd in one Windows VM. Both VMs running Jan 14, 2022 · We have proxmox ve version 7. The raid card will cache and proxmox will cache. 4 Finally. 3GHz 128G DDR4 3000MT/s 4TiB P2 NVMe Feb 12, 2021 · Hello team, I am on the latest version of Proxmox with the enterprise repo. It's unnecessary and will increase latency, which will lead to sluggishness. Buy now! May 6, 2022 · However, Proxmox has become so slow that pretty much any action I take on it freezes the whole system for a few seconds up to minutes. I have just logged in to it today to do some maintenance on some installed software, and found it to be extremely slow. 7 I was Jul 28, 2017 · Outside of Proxmox, we have a LOT of 10G and 100G connected servers including almost 14PiB hosted on multiple TrueNAS Scale systems and I have no issues with throughput during replication on those systems, so I am pretty sure my issue is not network related, but this is my first Proxmox Backup server so I am not sure if this is normal, or if I should be looking for other problems or ways to Oct 15, 2016 · Hi I'm testing Ceph on 4 Proxmox Servers. The website isn't responding when up and then takes a while to load in the new packages which is fine but I wanted to say it adds on. To change the trace flag: Nov 8, 2020 · Hello, We have now for 1,5 year running Proxmox on 9 fyshical machines and works fine. Proxmox host to Proxmox host scp's at 110MB/s (as expected over 1 gbps network). When I copy data from the host to my pc I get the full speed (111MB/s) so I only have the issue when moving data to the Jan 27, 2020 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. 15. 5? My web application becomes slow after I upgraded Proxmox from 8. I migrated a physical server to Proxmox 8. I'm getting only 40MB/s. Buy now! Jul 28, 2017 · Outside of Proxmox, we have a LOT of 10G and 100G connected servers including almost 14PiB hosted on multiple TrueNAS Scale systems and I have no issues with throughput during replication on those systems, so I am pretty sure my issue is not network related, but this is my first Proxmox Backup server so I am not sure if this is normal, or if I should be looking for other problems or ways to Aug 5, 2023 · As this is to run at home, i tried to minimize the budget as even if i have a lot of services running and backups from some customers abroad, i don't want to overkill my budget with enterprise class 4TB storage drives. Company users The VM was initially setup on another host also running Proxmox, and I moved the SSD from that machine to the new one. proxmox Oct 23, 2024 · A slow Proxmox installation disk can bottleneck the overall performance of your VMs. file copy) or I'm cloning a VM on the Proxmox UI. 2. Any host to Proxmox Guest gets 60-80MB/s via SCP; 40-60MB/s via rsync Oct 19, 2024 · Proxmox seems to not handle I/O that well (especially in windows, better in linux) and adding pagefile or swap to the same disk / virtual disk seems to really create a bottleneck and the system becomes painfully slow in my experience. novabench laptop Jun 3, 2024 · Currently have proxmox 8. 03. Jan 6, 2020 · We have proxmox ve version 7. Jan 29, 2024 · My proxmox server has become extremely slow of late. com Jan 6, 2025 · discover how to optimize proxmox performance with this comprehensive guide. 13 kernel on Proxmox has this issue. Network failuers (timeouts/connection reset by peer) when running big network file transfers. I ran some benchmarks in similar Windows 10 and 11 guests and narrowed it down to the virtual disk speeds. this is usually the case unless I Mar 3, 2020 · Hello! I'm new to proxmox and I'm experiencing slow network transfer speeds on a guest OS that I have been experimenting with. 7 mbits/sec from the storage to the proxmox ve. enterprise SSDs, even just two 240 GB) that will have all the metadata and some data that really needs to be SSD-fast. But only one (and yes, of course this is the biggest with almost 7TB) is since about 3 Weeks very slow. 20,osd. See full list on techaddressed. VMs are on a NVMe drive, iperf between VMs shows a result of 22GB/s, and dhparam shows almost full speed of the NVMe drive (over 1 gb/s). All 16 Disks have 3 Partitions witch represent 1 OSD (48 OSDs in Total). If I recall things correctly, the VM was also running quite slow back then too so I am unsure if this has anything to do with it. Nothing helped. To backup a VM with 300Gib disk takes over an hour. Thread starter sysadminfromhell; Start date Feb 4, 2022; Tags e1000e i129-lm intel nic intel nuc intel nuc 7 Forums The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Apr 7, 2021 · Hello ! My restore backups are very slow when my storage is create in lvm-thin . Same slow speeds. The difference is huge: the performance in Windows 11 is ~50% (or even worse with random rw) of that in Windows 10. 5 Gb/s. Unfortunatly for me, this machine is very slow/laggy and cannot really be used to play. I also have a Gigabit internet subscription. We have 3 node cluster, on the test node the config as follow. 30GHz CPU @ 3. Buy now! If it's hardware RAID, turn off write cache on proxmox, as you cache twice. 6. I have multiple VM up and running, but have some weird problems with file transfer performance. 4 about 10 days ago. No VM's no further config. 2 would NOT install on my Dell R610 dues to some undocumented bug. This is for a home FTPS server running windows server 2012 R2. It is this way, since I reinstalled proxmox from 7. Oor what can I check ? Dec 8, 2024 · Hello, I am experiencing a very slow Windows 10 VM on Proxmox 8. Example: I pull a docker container on a VM. Further information: Aug 3, 2019 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. 1, except for the fact that the bulk storage is on a BTRFS mirror. I've tried using SPICE for the video, but apparently there is still a pretty old bug with it where if you set the memory over 128 it simply will never launch (get a message about guest hasn't initialized Feb 16, 2023 · Whenever I get these IO delay events, I can trace it to exactly either something disk heavy I'm doing in 1 VM (ie. If you do not want to change the slow disk pool, you could increase the overall performance with two special devices in a mirror (e. Get yours easily in our online shop. Bottom Line: I'm having slow write speeds to Proxmox guests. Buy now! This is just a test system, Proxmox installed to 2x128GB Kingston SSD's. 3; 512 GB NVMe SSD; Create new VM content windows server 2019 (the IO test performed inside it) Mar 3, 2020 · Hello! I'm new to proxmox and I'm experiencing slow network transfer speeds on a guest OS that I have been experimenting with. Even the spinny-hourglass is slow, and switching tabs in task manager. Processor and memory I believe is the bottleneck as I have a lot and when monitoring it reaches a maximum of 60% usage. I’m an amateur when it comes to ZFS tuning, so I’d really appreciate any guidance! System setup: Proxmox Version: 8. Looking into this, the slow ops log messages started after a brief network outage yesterday (spanning tree topology change from a failover test). You can find attached image of a PBS benchmark: Machine specs: i9-10940X CPU @ 3. 3. The filesystems are also exported to VMs via NFSv4. It is running current version of ubuntu server. Trace Flag T8038 with Microsoft SQL Server. This is what I see: after the start of the VM it takes up to two or more minutes to be able to see anything at the console. This forces OS to fallback to unoptimized and slow routines for handling basic stuff. The drive is setup with a NTFS partition so if I need to take it out and connect it to a windows machine. 1-10 slow ISO upload. If it's not slow by design why it's so painfully slow in our situation? PVE nodes are 2x10G LACP with separate 10G for proxmox operations (Xeon 2680V3, 512GB DDR4 and 2 x SSD RAID1 disks for VMs) PBS is a Xeon X5650 (single) 96GB RAM, 2x10G and 12 x SAS HGST He10 disks in RAID 10 Restore operation doesn't consume anything at all. I try with multi conf to have the better performance but i haven't solved the issue. Jan 9, 2024 · I have been running into an issue with certain LXC containers on my server when backing them up to Proxmox Backup Server. 2x500GB Seagate Greens. Network between PVE and PBS is Gigabit with an LACP Bond. Dann verschwindet ab Jan 28, 2023 · I observe a problem on one of my Windows clients since upgrade from PVE 7. Buy now! Hello, I'm experiencing an issue with slow download speeds on my Proxmox v8. 3, which is in the following configuration and the result Image. PVE - Lenovo P520 Xeon(R) W-2255 CPU 190 GiB DIMM DDR4 2666 MHz GeForce RTX 4060 Ti 16GB Vms data are stored in ZFS 3x SSD SanDisk X300 DC Raidz1 Apr 25, 2023 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Buy now! Jul 12, 2020 · host A to host B communication is fast with iperf3 a proxmox-backup-client benchmark is slow iperf3 hosta to hostb: Connecting to host public_ip_of_hostb, port 5201 [ 5] local ip_of_hosta port 54966 connected to ip_of_hostb port 5201 [ ID] Interval Transfer Bitrate Retr Cwnd Feb 4, 2020 · Hello. Mar 6, 2022 63 26 23 55. If I'm testing on 2 Windows VM at the same Jul 8, 2024 · Also, as I see that the last VM is the fileserver, if your "issue" is that it is too slow to do during a maintenance-window + you have the storage on a separate drive from the OS, maybe take a look at this thread here for an alternative route to consider/take (in which it doesn't really matter all that much how slow it is) https://forum. Likewise, the storage is one SAS and one SATA SSD - which should also not bring any losses. But I got 1000 Mbps at home. After setting up opnsense as a VM in proxmox for the first time, I was baffled as the speed through the firewall barely reached 10 mbit/s. Dell R610, 24 cores, 96 GB RAM Proxmox 8. g. All VM's can backup fast. This machine currently Oct 19, 2024 · Proxmox seems to not handle I/O that well (especially in windows, better in linux) and adding pagefile or swap to the same disk / virtual disk seems to really create a bottleneck and the system becomes painfully slow in my experience. I tried moving data between VM's and containers and here I get the normal speed of my disks/ssd's. As for windows, it would be best to use a version of windows with no bloat, like tinier11, to minimize the OS garbage that gets installed with it. Mal betrifft es ein oder mehrer OSDs, gerade eben zB nur eines. However, after a few minutes, I ran ceph health detail again: # ceph health detail HEALTH_WARN 1 pools have many more objects per pg than average; Reduced data availability: 1 pg inactive; 5 slow ops, oldest one blocked for 3386 sec, daemons [osd. 5Gbs consistantly. Within the cluster, we use CephFS as storage for shared data that Jan 26, 2023 · Hello, I've been searching the forums for days now trying to find a suitable solution to my increasingly slow NVME drive performance. May 23, 2019 · Some further info in case it's useful. 50MB/s on a 1GB connectiion. May 10, 2021 · i am running opnsendse since a few years on proxmox and had same issues at the begining. Windows 10 runs absolutely smoothly and without problems. this is usually the case unless I I think you want to disable the "use tablet as pointer" option in Proxmox. 1. Memory Ballooning: Memory ballooning is a feature that allows Proxmox to reclaim unused memory from VMs Feb 3, 2022 · Proxmox 7. 2 Gb/s while I was expecting at least 3. My performance was alot quicker before even with 8. The download starts, then it gets to "extracting" and it sticks to 100% for 15 minutes, while everything else goes down and starts timing out (I have an uptime tracker). Any pointer would be of great help. w/o routing (same subnet), nearly full speed (880-920Mbps) Apr 7, 2023 · I am seeing similar slow startup of LXc containers to those reported in this thread and elsewhere, However unlike that report I'm not using docker. We have two Proxmox servers, let's call them pve01 and pve02. 3-2. Using same 10Gbps NIC port for proxmox internal networking Aug 4, 2022 · I'm currently moving my homelab from the free version of ESXi to PROXMOX but I'm getting very slow 10gb networking. Okay, maybe it is proxmox. Does anyone have any ideas Jun 20, 2023 · Hello, How to troubleshoot a slow vm? I configured this vm to have direct access to a seagate sata drive with passthrough. But when I trying to console it the response is very slow. But restore took us 14 hours. Feb 2, 2021 · I am extremly surprised with the low IO performance of Proxmox 6. Setting the trace flag -T8038 will drastically reduce the number of context switches when running SQL 2005 or 2008. Both drive and network ar VirtIO. So the IO should be high and it should not be an issue There is a known issue with the Virtualization based security feature called "Core isolation" on Windows 11 on proxmox. Jun 20, 2022 · Hello, I would like to ask you for help because I am running out of ideas on how to solve our issue. Jun 12, 2023 · We are passing our cloud infrastructure from ESXI to Proxmox, we have found that the windows server 2022 machines are very slow, they are used for Terminal Server and they use their software which consumes SQL server, I have looked to activate the "disable" checks and "SSD Emulation" of the Oct 15, 2016 · Hi I'm testing Ceph on 4 Proxmox Servers. 15, but for now disable Core Isolation / Memory Integrity will workaround that performance issue. Buy now! Jul 16, 2023 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. The mechanism Oct 31, 2006 · Hi all, my proxmox's web interface is so slow that it usually takes more then a minute to receive the requested web-page. 80 REGEX/SECOND Oct 13, 2018 · To start, the issue that we're having is slow NFS performance, but only in one instance. I'm simply too much of a novice to be able to track it down on my own. Mr. Using Proxmox productive and/or for important data? Oct 12, 2019 · I'm new in proxmox, I just installing proxmox on my pc core i5/3. Aug 22, 2023 · Hi, I have a Gigabit NIC plugged into a PCI-E slot on my Proxmox server. Buy now! Sep 17, 2021 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. I do have hardware virtualization enabled and I'm using the host CPU option, so I'm not sure why it's running so slow. Connection via ssh is snappy and instant as usual. By running Google's internet speed test, I Feb 10, 2018 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. I mean in local LAN also tried to connect directly the Proxmox machine with my. Dec 7, 2020 · Hi I have a TrueNas Core 13. However, if a backup is sterted, it is much slower: Of all NICs the MTU is at 9000. Buy now! Nov 11, 2021 · Dear all I have the following setup: Using iperf I achieve the 10Gbits data transfer. The VM can recognize the NIC without any problem. 8, and the slow ops message disappeared temporarily. They're also both May 19, 2019 · I'm having an issue in two different Proxmox machines where my internet speeds are very slow on containers and KVMs. Buy now! Hello, On many cluster (not in the same network) i use Proxmox 3. The vm has 1 Dec 3, 2020 · Hi, I have a Proxmox machine (installed alone, in my LAN and in 1Gbps LAN) and when I´m trying to download a backup from the local Proxmox to my local computer, the speed is really slow (about 1Mbps or lower). This is running on the same host as Oct 25, 2010 · Since a time we using PBS. proxmox. It doesn't happen for other VMs on the same server. I am new to proxmox and virtualization in general and I'm having slower network transfer speeds now that I am virtualizing my FTPS server. We are moving the disks from a ZFS storage to a ceph storage and all this on NVMe Enterprise SSD PCIE 4. 5ghz/15gb/500gb sata And I installing windows 7 with 4gb vram and 4 core proc. Jun 23, 2023 #11 Nov 8, 2017 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. The performance are a worse than on my 6 years old laptop. On the VM Windows 11, with virtio network drivers If Jan 9, 2024 · I have an Proxmox on a Lenovo SR550 host, with an LXC running OL 8. 18, 1. I created a Windows 11 VM on the Proxmox host and passed the NIC to the Windows VM. Jun 17, 2022 · Hi guys, I'm currently testing ceph in proxmox. I have noticed the IO Delay peak at >95%. perfect for both beginners and advanced users looking to get the most out of their proxmox environment Jan 19, 2021 · using qcow2 for guest disks might reduce performance. 76, 1. Same ~1gb file used for all tests (just an ubuntu server iso file). We run 4 nodes Proxmox Ceph cluster on OVH. 3-4 Server hard drive: SSD My virtual machine : Hardware : Memory : 4go CPU : 2 socket & 2 cores BIOS The setup is 3 clustered Proxmox for computations, 3 clustered Ceph storage nodes, ceph01 8*150GB ssds (1 used for OS, 7 for storage) ceph02 8*150GB ssds (1 used for OS, 7 for storage) ceph03 8*250GB ssds (1 used for OS, 7 for storage) When I create a VM on proxmox node using ceph storage, I get below speed (network bandwidth is NOT the bottleneck) Windows VM -> SCSI Drivers -> Proxmox host -> NVMe drivers -> NVMe hardware I'll try with direct NVMe passthrough to Windows VM, as it is normal PCIe device. Feb 7, 2022 · The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. M. Speedtest's on windows run about 4-4. Buy now! Apr 9, 2020 · Hey there! I got a very strange issue; Sometimes my network speed is throttled to 100 Mbps. com also had a very slow response when downloading the kernel pve-kernel-5. Buy now! Feb 16, 2019 · Windows 11 is incredibly slow. specifically the 5. 3 with slow nfs storage performance here is what I found: Setup 3 nodes 10Gbe network Truenas server with mirrored NVME drives iperf shows full 10Gbe between nodes debian bare metal host on same network gets full NFS speed to truenas server nvme Jun 21, 2023 · This got very low overhead and especially with slow devices like HDDs, it could increase performance, as the slow down of the compression might be smaller than the performance gail you get by needing to read/write less data. The LXC has an Bacula Server on it. Verified that spice-vdagent is running and that Jul 12, 2020 · host A to host B communication is fast with iperf3 a proxmox-backup-client benchmark is slow iperf3 hosta to hostb: Connecting to host public_ip_of_hostb, port 5201 [ 5] local ip_of_hosta port 54966 connected to ip_of_hostb port 5201 [ ID] Interval Transfer Bitrate Retr Cwnd Feb 4, 2020 · Hello. Buy now! Jul 1, 2021 · I have scoured the Proxmox forums and Google, but so far I haven't found a solution. Tried e1000 instead of virtio. Supposedly it will be fixed in 5. I have configured Proxmox server on a Supermicro server and connected 10-Gigabit X540-AT2 NIC through Asus router that has 10Gbps ports. My synology system warned me right away. I have in the past weeks upgrade all machines to version 7. 4 to PVE 8: I have defined Samba shares on local ZFS filesystems. My TrueNAS Server: TrueNAS Core 12. This switch is where all of my other non-Proxmox devices are connected. 1 HP DL380e Gen8 Intel Xeon CPU E5-2450L May 24, 2024 · Anyone able to help on why I'm getting such slow write speeds on an NVMe drive in a Windows 11 VM? I benchmarked this drive before I installed it into a Proxmox machine and was getting 5000+ MB/s write speed. Buy now! Mar 31, 2025 · I reinstalled proxmox 8. That's the reason why. The messages below were logged in addition to the slow log messages. Jan 22, 2022 · Dragging windows is slow, hovering over a dock with icons is slow, opening file managers display slowly, etc. Made sure tx/Rx checksum calculation was not done in hardware (the boxes were checked). Whereas the second VM which runs normal was configured on the new host. ndpoc nfmsc ofl jsvnma mai bkhnb ihrz hxanecn umydkp pitdzc