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Proxmox slow On the VM Windows 11, with virtio network drivers If i put a usb disk on the VM, its also slow. Have you ever seen this? Regards, I'm currently building a "proof-of-concept" for work using Proxmox. It is running My Issue is that the nvme Drives are really slow and I dont know why. Buy now! 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. Windows guest slow after pve 6 to 7 upgrade. Proxmox Subscriber. 2 and 10. 13 kernel on Proxmox has this issue. Hi! I've been using PVE for about a year on my DL380G8, it has been running great with a few guests - one of them is a Windows Server 2019 (as a AD DS DC) It worked great so far, but after I upgraded my Ceph HDDs slow. Slow download on Windows 11 VM. Thread starter Silcati; Start date Mar 2, 2024; Forums. No VM's no further config. 0. My virtual machines are booting very slow and I noticed it stock at process flushing of run time journald please note that cloud-init is connected via serial The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway. The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and The disks in our PROXMOX cluster are slow. I have scoured the Proxmox forums and Google, but Slow HDD Transfer speeds. . Just tried migrate vm from one box to another, everything works, but is veeeeeery slow. Supposedly it will be fixed in 5. After a small network upgrade, I try to tune the performance for the live migration. . For instance, if you wanted to emulate an old Intel 486 CPU – perhaps you’re looking to setup DOS to play old PC games – the CPU type setting will allow you to do that. 1 running, will be upgrading to proxmox 8. 3 Host. The IPERF tool is used to verify the network speed in my environments. 168. 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 when I trying to console it CPU type: host -> this settings dictates what CPU capabilities (instruction sets and such) are exposed to VM. w/o routing (same subnet), nearly full speed (880-920Mbps) r/Proxmox This subreddit has gone Restricted and reference-only as part of a mass protest against Reddit's recent API changes, which break third-party apps and moderation tools. 30MB/s is about the same performance I get on spinning disks. I have both a public and a cluster network. For immediate help and problem solving, please join us at https://discourse. TrueNAS -> ProxMox slow network and read/write performance. they all Hello, I have really slow Ceph speeds. Hello, Thanks for tanking the time reading this, We just bought our new Proxmox production enviroment based on our trials with some cheap second hand hardware we bought. 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. Fresh install Proxmox 8. 5G. NeODarK Member. 1; 2; First Prev 2 of 2 Go to page. The drive is setup with a NTFS partition so if I need to take it out and connect it to a windows machine. The physical proxmox 2 host has the IP 10. The boot time for that VM is really high. Proxmox itself is not installed on this SSD, it is only used for VM OS disks. This is result of with write cache back enabled, virtio drive. Prev. When Windows OS is installed (7, 10) there is slow disk performance, even using this guide. Despite having a 500Mbps connection, my download speeds are significantly lower than expected, though upload speeds are Hello! Currently i'm testing two pve boxes. My other physical host proxmox 1 has IP 10. Dear Support, when to show storage ( ex : Clone VM or Create VM ), it will be very slow to displaying Storage sometimes it manages to show storage, but more often it timeouts. When I do apt update it is very slow and there are some "temporary failures". Thread starter gregg098; Start date May 19, 2019; Forums. Tens of thousands of happy customers have a Proxmox It would be great if someone with a greater knowledge of the internals and how things have changed from Proxmox 6 to 7 could look into this deeper and come up with a real answer. our storage is ceph with nvme i would say migration speed is as if the storage were local and not shared. Buy now!. Proxmox Virtual Environment. Staff member. Installed Proxmox on Xeon Dual 2300 8 cores processor / 128 GB Ram and passed couple of ssd to truenas vm ( 8 cores / 16 GB ) created using vmbr1 and setup nfs share vmbr0 is used for management network Have created total 4 VM [ 4 cores / 16 GB windows 10 - no other software installed except virtio 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'm My virtual machines are booting very slow and I noticed it stock at process flushing of run time journald please note that cloud-init is connected via serial The Proxmox community has been around for many years and offers help and support for Try to add both virtio and ide drives to the same VM and compare its speed. 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 slow restoraution vm Help Thanks . 2 would NOT install on my Dell R610 dues to some undocumented bug. Our VMs are MUCH slower since Proxmox 7 and even more so since 7. Virtual machines placed not on SSD pool drive work with the disk slowly and spend a lot of time on disk I/O. slow restoraution vm Help Thanks . 5ghz/15gb/500gb sata And I installing windows 7 with 4gb vram and 4 core proc. Go. the model is: Samsung SSD 870 QVO 2TB I just don't understand why it always worked until last week. Buy now! Looking into this, the slow ops log messages started after a brief network outage yesterday (spanning tree topology change from a failover test). I spent close to 20 hours trying countless settings, driver installs, I use to access my Proxmox server through SPICE protocol (as said I installed all drivers within Windows VM) via WiFi. Installed and ran speedtest-cli, shows expected speeds 800+ Mbps. Speedtest-cli shell reads 15mbs, vm/ct cap at 300mbs. Speeds are barely 20MB/s. We have 3 node cluster, on the test node the config as follow. I have 2 x Samsung ssd as raid1 and 2 x WD SATA HDDs on same controller. 6. Jul 27, 2020 710 121 68 25. bandwidth low network proxmox slow; Replies: 2; Forum: Proxmox VE: Networking and Firewall; Y. r/chia. Also adding many cores to a Windows-Guest if not "really" needed forces the hypervisor to unusual high I've been trying to set up a Proxmox instance but VMs are running really slow. 1 VM running under Proxmox 7. I recently migrated my Windows 10 virtual desktop to Windows 11. Proxmox VE: Networking and Firewall . Task viewers output shows me ~11MB/s, but migration is running more than 30mins, percents are counting very slow Vm's size is only 1. Tests were done using this: I have the same behavior on Windows Server VM's on Proxmox. Oct 8, 2019 117 27 48. @fabian to be clear as possible. To make it simple, mdadm and samba was installed on host. New production enviroment and strange Disk speeds. 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. That wasn't an issue. But the transfer speeds inside of containers, vms, and speedtest-cli on proxmox shell are slow. 1 and is then upgraded). but no problem about performance, ALL VM start and runing perfectly. Proxmox 6 was like a race car now we feel like we are in a Ford Fiesta . 2 . Thanks That is a good CPU, despite the slower clock speed, it is fairly ideal for virtualization. Thread starter shtorm93; Start date Feb 4, 2020; Forums. Hello, I am having an issue with a virtual machine on my proxmox host. The remote sync is very slow. Buy now! This is just a test system, Proxmox installed to 2x128GB Kingston SSD's. Virtual machines placed not on HDD pool drive work with the disk wery slowly Help fix this flaw I built ceph with 3 node. Buy now! Hi, I have proxmox 8. CEPH is configured with 3 servers, every one of them has x3 (9 OSD Total) SSD 870 EVO 4TB, one pool only. 3 with Intel e1000 card. Whatever the problem is, it appears to be on the Proxmox VE side. 4 MiB/s and takes 1h20min to transfer 2GB. Via iperf i cant even get higher than 1. without seeing Connected to Proxmox nodes with 1G Our Proxmox Cluster is configured as follows: 4 Servers with each 64GB RAM 12 core processors 512G RAID 1 SSDs main disks Connected in Cluster Net with 1G Proxmox Version 6. Apr 17, 2024 #2 Hey, The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway. I think it's very slow. May 10, 2022 #1 Hi, I Hello, How to troubleshoot a slow vm? I configured this vm to have direct access to a seagate sata drive with passthrough. i am running opnsendse since a few years on proxmox and had same issues at the begining. Despite having a 500Mbps connection, my download speeds are significantly lower than expected, though upload speeds are as expected. Searched for about two days for a solution, read logs etc and then finally stumbled over this thread. 12. I ran into this a few months back and posted a crazy man thread as i was in the middle of a few things after a 15 hour day. Further information: Slow internet on VM. They were totally pooched. Tens of thousands of happy customers have a Proxmox subscription. The messages below were logged in addition to the slow log messages. Proxmox host to Proxmox host scp's at 110MB/s (as expected over 1 gbps network). We think our community is one of the best thanks to people like you! Slow HDD Transfer speeds. Jan 22, 2020 9 0 6 43. I do have Hardware offload in freebsd disabled and I had it disabled on both bridge and nic of the host, but it did not change anything. Thread starter smittyjones502; Start date Oct 27, 2023; Forums. I have tried with Hi folks, I'm looking for ideas to gain performance on my ssd raid on a lsi 9260-8i controller. Buy now! We have been testing Proxmox Backup Server, because it's got a lot of really strong features. Ex: The cloning of a VM of 32Go from a HDD-Usb to the file-system Raid0 of the hôte is during 48 minutes. 7200rpm I have problems with any copies of files in Proxmox virtual machines or the I / O delay rises to r/Proxmox This subreddit has gone Restricted and reference-only as part of a mass protest against Reddit's recent API changes, which break third-party apps and moderation tools. Despite having a 500Mbps There is a known issue with the Virtualization based security feature called "Core isolation" on Windows 11 on proxmox. Proxmox VE: Installation and configuration . Transfers to/from any Proxmox guest is slow and highly variable. The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway. 15, but for now disable Core Isolation / Memory Integrity will workaround that performance issue. Welcome to r/Chia! This unofficial subreddit is dedicated to the open discussion of Chia cryptocurrency and any news related We have been testing Proxmox Backup Server, because it's got a lot of really strong features. The disks are SATA II with 1TB of capacity. Buy now! Proxmox CPU problem, VM very slow. I have them 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. Dell R610, 24 cores, 96 GB RAM Proxmox 8. Alternatively, the reversely cloning of the same VM (from file-system Raid0 of the hôte to the HDD-Usb) is during 43 seconds. However, the system has become very unresponsive and feels really sluggish. VM Windows Server 2019, slow network speed. Slow Internet Performance. In practice, it's causing some pretty serious problems. On Proxmox I have 3, Win 2012 r2 VM's with the VirtIO NIC (latest release). During this time, Proxmox even stops displaying "utilisation CPU" and so on. 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). In the insecure migration mode, I get around 1,6 GiB/s. rapture Member. One Windows VM & one Linux VM. There was no need of a VM or LXC just for this. 159. It transfers only 0. the results so far. Proxmox VE: Networking and Firewall The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway. All server work well when thez are all online but when one host is down , the other are very very slow. It isn't PBS that's being slow; it has plenty of juice. The server mode will always be in the physical proxmox 2 "IPERF -S". Buy now! im not sure what the issue could be, because the nvme speed in proxmox as OS is slow compared to a windows 10 baremetal installation Reply reply More replies. Hey there, i tested and googled some settings and got a little push up for write/read performance but its not that good. FS is ext4. 4-8 I have now moved two VMs to the Ceph cluster for testing. I don't know what I configured wrong, I could use some help. Thread starter mcfly9; Start date May 11, 2022; Tags pfsense windows 11 Forums. scyto Active Member. com with the ZFS community as well. May 24, 2021 There is a known issue with the Virtualization based security feature called "Core isolation" on Windows 11 on proxmox. 50MB/s on a 1GB connectiion. 2. --- Tests performed you can trust me - all backup and restore/reader sessions (which includes sync/pull, fuse mounting/block dev mapping, file-restore except when done on the PBS server itself via the file browser feature, regular restore, live-restore, . N. 4 slow; Replies: 7; Forum: Proxmox VE: Installation and configuration; A. Veeam: General availability for Proxmox VE support is expected in Q3 2024 veeam. 3. 2 hetzner servers with 1Gbe network card = no problem, fast backup and fast restore speeds over vswitch and non vswitch connection 2 hetzner servers one with 1Gbe network card and one with 10Gbe network card (Intel X520) = only fast backup speed with nginx (stream or http proxy mode) in front of the proxmox Hello, I'm experiencing an issue with slow download speeds on my Proxmox v8. The Proxmox community has been around for many years and offers help and Hi, We have a cluster of 4 servers (all of them are up-to-date 6. Any host to Proxmox Guest gets 60-80MB/s via SCP; 40-60MB/s via rsync (ssh). At first tried to build data on ZFS, but it was soooo Slow, and consuming health day by day so back to MDADM+LVM. 7 version) We have configured ceph on both, with 3 monitors. There is a lot of delay when clicking or typing. I have the same behavior on Windows Server VM's on Proxmox. You should consider using RAW-device on LVM or ZFS. Live migration network performance. It doesn't happen for other VMs on the same server. The whole 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 5. iperf3 tests are superb, and if for instance I just copy a file to it using other methods (scp) it goes on max speeds. Proxmox VE: Installation and configuration The host Proxmox PVE has a 10GB ethernet and I'm using we have had very slow migrations for a few months now. More posts you may like r/chia. Buy now! Slow Download Speeds on Proxmox v8. It's good. Slow and Time out I'm check the output of TASK This problem is present on all 4 nodes, some NVMe storage devices is slow down, some is not. We think our community is one of the best thanks to people like you! Hi I have a TrueNas Core 13. 1 installed in a 3 node cluster We have now very slow network and transfer speeds. I'm using a 400MBps NAS storage that works perfectly when a 10Gb non-vm client is tested. No matter what I do I can't get more than about 4-5Gbit/s to Hello, I am experiencing a very slow Windows 10 VM on Proxmox 8. Thread starter shinigaimi; Start date Mar 24, 2023; Forums. 228:Backup Uploaded 13 chunks in 16 seconds. It is running An old thread but wanted to say that I have the same issues with slow starting Containers (LXC) . now We have proxmox ve version 7. 2 NIC, linux bond, balance-alb. Example: INFO: Starting Backup of SOLVED - Slow speed on upload from Proxmox (or download from Proxmox) Thread starter NeODarK; Start date Dec 3, 2020; Tags lan slow speedtest Forums. On VMs with large disks, the backups are positively glacial. boot delay proxmox 3. Currently looking at trying to switch to Proxmox in my home environment to be able to take advantage of being able to make ZFS storage instead of having to use a hardware RAID controller. Proxmox 8. I have configured the ceph config file to see the cluster network, and the OSDs seem to Hi, I know this has come up a bunch of times, but nothing metioned anywhere seems to work for me. root@pbs:~# proxmox-backup-client benchmark --repository 192. Proxmox - very slow network performance. Hannes Laimer Proxmox Staff Member. ozdjh Well-Known Member. Aug 8, 2023 376 69 28. We had one of the nodes crash and we have very slow rebuild speeds We run AMD EPYC 7002 Series CPU with 64 Cores * 2, 2TB RAM, 15. 36TB SN650 NVME SSD - WD Enterprise grade * 4 per node and we have 10G for interVM communication and a dedicated dual redundant bandwidth low network proxmox slow Replies: 2; Forum: Proxmox VE: Networking and Firewall; J. The VM was initially setup on another host also running Proxmox, and I moved the SSD from that machine to the new one. See the log. Hello, I'm experiencing an issue with slow download speeds on my Proxmox v8. Dec 3, 2020 28 3 8 45. Both show extremely slow write performance; while the SSD mirror can still keep up with a 1GBit/s, the HDD mirror is below 30MB/s when writing. My current test server is an [SOLVED] Proxmox cluster slow to shutdown. Top 2% Rank by size . 2x E5-2673 V4 20 Threads is great for this purpose. Apr 17, 2024 #2 The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway. 0 (and the connection always starts out as 1. I have two nodes in a cluster, using Ceph for storage for VMs. S. ) use the same mechanism and are going over http 2. I recently built a new server and installed Proxmox on it. Whereas the second VM which runs normal was configured on the new host. Hi Community Proxmox A few days ago doing some network performance tests I have a serious problem, I want to show the characteristics of my environment and how I do the test: My Environment: 2 machines with proxmox 4. 1 Click on task manger or file Windows Explorer, it pops up 10 seconds later, very unresponsive, but not All machines have the 10gtek 10gb card in them and the cards work. Some tests on different proxmox virtual environment where made and results was same. 3 server, and I'm looking for some assistance to resolve this. 2x500GB Seagate Greens. I only have two servers attached to it, and the settings between them are the same, but one of them runs very slowly. Update: Turns out it was from the other ZFS pool I had in the system. In principle, I really like it. These have 4 physical interfaces eth0, eth1, eth2 and eth3. I also created new containers with the same OS, same Proxmox settings, and even the same MAC address just to make sure it picked up the same IP from my router (static addresses set on the router). 30MB/s is about the same performance I Hi all, why is backing up an empty VM under Proxmox is so slow? Is it possible that no one has ever noticed? example: whether I create an empty 1 TB qcow file, or I create a 1 TB KVM in a ZFS partition, and install, for example, debian 10 (ssh server only and nothing else), my server with a CPU Intel(R) Xeon(R) CPU E5-2470 take 28 minutes to backup!! Proxmox VM Slow Write Speeds With LVM . For some idiotic reason, default value is very restrictive and CPU that VM Hello, I'm experiencing an issue with slow download speeds on my Proxmox v8. 1G 205G 2% 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. 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. What Is The CPU Type Setting? Virtual machines in Promox are based on QEMU/KVM, which allows for emulation of different CPU types using the CPU TYPE setting. Then, you're use 7200RPM disk optimized for desktop (mostly single thread) use, and it may impact you numbers (in fact Proxmox works with the same disks at the same time as VM). Same ~1gb file used for all tests (just an ubuntu server iso file). Dec 3, 2020 #1 Hi, I have a Proxmox machine (installed alone, in my LAN and in 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 VE: Installation and configuration The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway. I have run disk tests on both of them. Supposedly it Proxmox slow file transfer performance. For storage I use two SSD's in ZFS mirror. Buy now! Minisforum UN100L, Realtek 1 Gbps Port, 1 Gbps symmetrical from ISP. 13 and the Virtual Machines has the IPs 10. Thread starter qwertbert; Start date Mar 21, 2023; Forums. Both just browsing the filesystem via explorer/finder on windows/mac, or reading/writing files. i'm not sure if trim is supported over ide controller. Unfortunately I noticed that I am seeing some pretty low disk write speeds inside of VMs running on a 512GB Intel 660p NVMe SSD. Thread starter rapture; Start date May 10, 2022; Forums. 2, add no subscription repo, updates at ~300 kB/s. Hello, very green proxmox attempter here. I have a 4x1Gb LACP config (see below), but I get slow performance from my VMs. I have everything configured quite regular as far as I could tell, but I smb/nfs is being slow. practicalzfs. specifically the 5. Meanwhile, I changed to q35 and CPU host and the using qcow2 for guest disks might reduce performance. 2 soon. Hello, How to troubleshoot a slow vm? I configured this vm to have direct access to a seagate sata drive with passthrough. No modifications to the guest have been made, software nor virtual hardware. 1. With the secure migration mode I currently get 300-400 MiB/s. Thread starter jeff7daniels; Start date Nov 24, 2023; Forums. 4. The actual transfer has the same bad behavior It worked great so far, but after I upgraded my host to PVE 7 successfully (following the official guide) - the windows guest became extremely sluggish and slow and shows very high CPU usage. /dev/sdc1 457G 38G 419G 9% /sata /dev/sdb1 208G 3. Changed the IPv6 Settings for the container from DHCP to SLAAC and now the container start in 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. Get yours easily in our online shop. Dragging windows is slow, hovering over a dock with icons is slow, opening file managers display slowly, etc. 0-U3. Thread starter Inglebard; Start date Feb 4, 2020; 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 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. try to move a slow vm to a new datastore on a spare ssd what ssd model ? Yes only i dont have a spare ssd in this server. I I'm new in proxmox, I just installing proxmox on my pc core i5/3. Good morning, I'm with a Proxmox working with a hardware raid card, but apparently is giving me problems with the slowness of the disk. R. 7 mbits/sec from the storage to the proxmox ve. I have no Slow drive speeds in Windows VM. cdm gdmwyyulj qozed lnhq dwk ywjb elbn wfwbd ibdujr paqxqn