Vmware pfsense slow. Jun 17, 2023 · @punchy said in Slow internet access within VM: cli python package on both the pfsense VM and ubuntu VM results in speeds of 200-400 mbps This while a test, really isn't a valid way to test what the pfsense vm can route/firewall - you need to route through this vm with your speedtest client to validate it can route/firewall at the speed your isp provides. 7 with some vCPUs and some RAM (i. It was previously "performance" and now runs a power-saving scheduler instead. May 26, 2017 · Running pfSense on VMware where the upload bandwidth would be painfully slow while download was just fine. 70% Intr and 0% Idle). 6 and 2. Performance is still as expected maxing out my ISP subscription @ 400 x 20 mbps line. To Reproduce Steps to reproduce the behavior: 10G Network and fast esxi host and client pc is needed Create a new VMware VM and Install a fresh plain 23. 5. Over 5gbps (single socket) or 10gbps (multi socket) I get packet loss. But my solution to this was neither related to proxmox nor to pfsense. Hyper-V switches are providing WAN and LAN access. 5 but same problem. 4-8 vCPUs and 4-8GB) Add at least one vmxnet3 vNIC and add it to a DPG / VLAN which is connected to a fast The pfSense® project is a powerful open source firewall and routing platform based on FreeBSD. FWIW, I'm running Pfsense in Hyper-V 2012 R2 in the home lab and just upgraded from 2. Jun 13, 2013 · I also had performance trouble with pfsense as a proxmox guest. Search back through this subreddit 48 hours or so, there was a post about some driver changes (IIRC) that affects Hyper-V. PFSense vm has 2 cores and 4 GB RAM. So you installed the vmware tools package in the pfsense box? I am running snort, but I would think the VM I tested on would see slower speeds as well if this was the cause. For us, it was ONLY if the pfSense VM and the guest VMs were on the same host. My WAN speed should be nearly 1000Mbps. 2 to 2. Running on vmware 6. 0, pfsense installed directly on a mini PC and the WAN up/down is fine. I tried disabling Kernel PTI mitigations, disabling network card offloading, raising the queues on the Mar 14, 2018 · Virtualization pfsense, vmware, question, firewalls drhelpme1295 (dr helpme) March 14, 2018, 12:14pm 1 PFsense, v 2. There is really no use to install the native vlan tools - and causes issues if actually installed. 3, or maybe even earlier). 6. Sep 4, 2018 · pfSense slow internet throughput! no packages installed, just a clean install of pfsense, my isp is at&t with the gigabit internet service, I setup the at&t gateway with ip passthrough to the pfsense. I always get full speed with a virtualized pfSense (under VMWare and under Hyper-V), usually testing against SpeedTest. Sep 4, 2018 · Hello everyone I'm just just install a fresh new pfsense 2. Finally realized the problem is the default governor on Proxmox 7. 3. Sep 18, 2013 · I've been running virtualized pfSense VMs for a few years (since 1. e. net (and observing normal traffic that maxes out the connection). this happens with proxmox running only 1 vm (pfsense) Aug 3, 2022 · So what in my opinion is left, is the pfSense-firewalling from LAN to WAN and/or something on the WAN-side, but only in upload direction. 0 with no issues as of yet. Without the Pfsense router I am getting somewhere between 960-980Mbps. 1Mbps up. For details in troubleshooting this type of situation, including identifying which drive the operating system is using, see Troubleshooting Multiple Disks. I have 300 Mbps up down link and I get around 150 with pfsense. I've upgraded from 2. 4. It's connected to the Internet and there is a PFSense VM running that is being used as the default gateway for the host and its VMs. pfSense acts a virtual router/firewall that lets me run whatever I want such as AD, DHCP, vCenter Mar 9, 2022 · In this Deploy pfSense VMware step-by-step configuration guide, we have covered how to install pfSense in a VMware vSphere environment and the configuration needed during the installation. Feb 4, 2025 · If it's not working try pfsense or openwrt OS and see if that changes anything. Using "systat -vmstat 1" from the pfsense console shows interrupts are dominating the CPU usage (e. Apr 7, 2019 · Here are a few quick tips to gain some serious performance in EVE-NG for your network labs! Sep 10, 2025 · Multiple Disk Boot Issues If a system has multiple disks and pfSense software has been installed on both, it is possible they may conflict in one or more ways. The host and VMs are pulling 35Mbps down and 1. The first thing to check is that the hardware is capable of pushing the expected amount of traffic. I tried with the Intel e1000 and another one that I don't remember, the virtio was the faster anyway. 300Mbps is not so bad, but the iperf tests between the Pfsense public IP (WAN interfaces) give me about 900Mbps Oct 28, 2016 · Problem/issue I have: the WAN speed under Pfsense on EXSI is too low. I have been using Pfsense as my home network router and firewall for a long time. Do you use a pure modem in front of the pfSense for the connection to the ISP? And the pfSense does establish the connection over the modem to the ISP? Aug 22, 2019 · It has fixed the upload but still have slow internet speed. Oct 1, 2022 · both the pfsense instances are running on two VMware ESXi virtual machines (each one has 4 cores + 4GB RAM). Hardware usage are quite low. I haven't really looked deeper Jun 1, 2020 · I installed a new pfSense on VMware WS, problem is the same. Developed and maintained by Netgate®. I also tried spinning fresh PFSense VM and even tried PFSENSE developer build 2. I am running snort, but I would think the VM I tested on would see slower speeds as well if this was the cause. I have Intel Gigabit nic. Aug 22, 2025 · Installing Open-VM-Tools Additional Information and Tips Dedicated Management Network Identifying Interfaces Virtualizing pfSense Software with VMware vSphere / ESXi This article is about building a pfSense® virtual machine on vSphere / ESXi. Sep 2, 2025 · There are many potential causes for this condition, most of which are listed here along with possible resolutions. We offer a wide range of services, including network setup and configuration, device troubleshooting and repair, data security, cloud migration and setup, and malware/virus protection. Sep 18, 2023 · Describe the bug Traffic throughput is poor when installing OPNsense in VMware with vmxnet3 vNIC. 0. 2. I needed to put my cable modem in BRIDGE-MODE to get full throttle (even though Vodafone recommends on the settings page not to do so - they have no clue) Oct 2, 2021 · I'm having a problem where pfSense on ESXi 7u2 can't push more than half a gigabit through using VMXNET3 adapters inside pfSense with 4 vCPUs, but I can't get gigabit speeds. . Aug 8, 2020 · after virtualizing pfsense i've noticed the speeds have gone down from 950 Mbits/sec to 450 ~ 650 Mbits/sec. What vmware tools did you install - did you install the native vmware tools on pfsense? What version of pfsense are you running. Only half. 2 has had native support for vmxnet3. EFI Boot Issues Occasionally certain devices or hypervisors may have issues Jan 17, 2019 · The pfSense GUI and even the command line runs sluggish. In this blog post I am going to run through how to set it up as a VM in Workstation and then set it up to isolate some nested VM’s. I have a symmetric 1Gbps link attached to this box. 4 Both are VM’s under ESXi Internet speed with analyzer directly connected to modem, (5) Static IPs , 185MB down/36Mup I’m paying for a 150up/35down line - the speed is there at the modem. Pfsense going back I think to 2. Jun 10, 2018 · pfSense in VMware Workstation 4 minute read Introduction My lab is completely nested in VMware Workstation v14 and I use pfSense to isolate the various labs I run. g. it seems like it's a well known issue but it's absolutely frustrating. 2 --> 2. Our experienced team has the skills and knowledge to help your business succeed in the digital age. Article explains how to install any major pfSense software version on VMware vSphere. 3 on a vmware workstation 14 virtual machine, it has 2 nics ports one for lan and the other for the wan, each nic port is gigabit capable and connect to the virtual machine through a bridge connection, the pfsense runs on a Intel (R) Core (TM) i7-3770S CPU @ 3. Oct 11, 2019 · I am using VMware and did follow the install guide. Consulting Services Comprehensive IT services for businesses of all sizes. 10GHz 4 CPUs: 2 package (s) x 2 core (s) AES-NI CPU Crypto: Yes (active Oct 2, 2021 · I'm having a problem where pfSense on ESXi 7u2 can't push more than half a gigabit through using VMXNET3 adapters inside pfSense with 4 vCPUs, but I can't get gigabit speeds. Mar 21, 2023 · Pfsense on hyper-V is fast, the same as from WAN host: Pfsense on Vmware is slower: Pfsense on Virtualbox is very slow: This is Vmware network config: Thi Search back through this subreddit 48 hours or so, there was a post about some driver changes (IIRC) that affects Hyper-V. djgzg kwzsvio doid ehd mdgjdszc xii fy1 a429 zgczrn dc7oc