Questions tagged [bandwidth]

Bandwidth tag should be used when asking questions about data transfer rates over various data buses or network protocols.

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Implementing QoS with an ASUS RT-AX86 series router with a daisy-chained router

I'm reading about the quality of service functionality provided by an Asus router. My use case is that I have a home wireless network with 3 roommates whereby I want ensure each "user" of ...
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How to limit individual egress bandwidth of application processes where each processes create a separate connection?

I have a file transfer application written in Python where a multitude of files are transferred. In the python application, multiple process are created and each process opens a separate socket and ...
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Does DisplayPort 1.4 support 4K@144Hz HDR?

I bought an Asus PG32UQ monitor recently and connect it using a mini DP (eDP 1.4) with my HP ZBook Fury 15.6 Inch G8. And to my surprise, I can run at 4K on 144Hz with HDR enabled. This is a bit ...
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Bandwidth Speed Testing W. Wireguard VPN Connected

Question: How can I measure the connection speed between my wg vpn client and wg remote server? Without my vpn client, I can use iperf. However, with my vpn connection iperf returns: username@machine:~...
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How to reduce the bandwidth in OBS studio using VLC video source?

There's lots of tips and tricks how to reduce your streaming bitrate but I couldn't find no specific topics on how to control your overall bitrate using specifically VLC video source. Basically the ...
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Bandwidth Control with Queue in Mikrotik

good time I set a bandwidth limit in Mikrotik(simple queues) for each IP, and now I need to set a general bandwidth limit for each of my networks. My question is how to set a 10M limit for a range ...
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What is a reliable way to check how the quality of WiFi internet connection varies with time?

At the shared house I live in, internet seems to work fine. For instance, I seem to have no issues when watching a movie on Netflix or a video on YouTube, or when I download some document or other ...
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how to correctly configure squid delay pool

This is my squid.conf delay_pools 1 delay_class 1 1 delay_access 1 allow localnet delay_parameters 1 -1/-1 -1/-1 delay_access 1 deny all I have a single local network and I want a single pool and my ...
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Terrible Windows iperf performance

I'm having a weird issue that's totally stumping me. The performance of 10G ethernet on my Windows computer is poor in the incoming direction from one computer, and exceptionally poor from another. ...
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How to ACCURATELY Measure ACTUAL BANDWIDTH Performance of a Full-Fibre FTTP Broadband Connection

I have an 80MB Down / 20MB UP FTTP broadband connection. I did a an Internet Speed Test and this reported a performance of 43 MB. Review of bandwidth and CPU usage on the router didn't account for the ...
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Would WAN traffic affect LAN traffic?

Say I have a PC and a NAS connected to a router. On the PC I downloaded a file through torrenting. Now I want to both seed the file and locally upload it to my NAS at the same time. Would the two ...
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Internet not working when lower bandwidth is used, works with higher bandwidth

So I will try to explain this as clear as possible. My internet works just fine when I need to use more than 1M/s for example when watching YouTube,(both my phone, for WiFi, and my pc for Ethernet are ...
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Eliminate bandwidth bottlenecks between far-away computers

Our office location (in Karlsruhe, Germany) has fiber-optic internet access with 500MBit/s upload and download speed. This speed is confirmed by e.g. https://www.speedtest.net/ (reaching > 400MBit/...
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For SATA HDDs does write bandwidth grow linearly with the number of drives in parallel?

Consider a Seagate Exos 16TB SATA Hard Disk Drive (HDD) with a write bandwidth of 250 MB/s. If I place 24 of those in a single server, does the write bandwidth grow linearly such that the total write ...
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When is power and bandwidth shared among USB ports?

I’d like to know when power and bandwidth is shared among USB ports on a PC. Let me give an example and please correct me where I may be wrong: I have a PC with 5 USB ports: three are USB 3.0 and two ...
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Can I measure the bandwidth into a USB 3.0 port?

Some background: On a Windows 10 PC, I have three cameras connected to a USB 3.2 Gen 2 hub, which is connected to a USB 3.0 Root Hub on my PC. I am viewing the video streams using OpenCV in Python, ...
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Can DisplayPort 1.2 support 10-bit (8+2FRC) color at 1440p and 144hz?

Generally speaking, I'm trying to determine if a given DisplayPort version will support difference display modes (resolution, refresh, and color depth). For this specific instance, I'm looking at the ...
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Difference in speeds between iperf and broadband speed test

Why would these iperf commands give such slower results to an in browser broadband speed test? I've tried a few different free iperf servers and they all give similar results. I am wondering if I am ...
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How can I mount a remote filesystem with cache-ahead, to get around bandwidth-delay issues?

I have a Plex server in my home that exists to stream video to a friend 10,000 miles away. Despite both of us having 100+ Mbps connections, they're unable to stream 4 Mbps video without frequent ...
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Best WIFI configuration for HG8145V5 (range configuration)?

I'm currently sharing my network with +20 devices, the signal in some places is very poor, the modem is in a high open place, looking at the advanced 2.4G settings I see these options, is there ...
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How long to run iperf3?

For how long should I run an iperf3 throughput test? The default shows 10 seconds. What variables might I want to consider in coming up with a test duration?
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What's the difference between PCI-e size and bandwidth? [duplicate]

There is a note that says : 1x PCI-e x16 slot, running at x4 1x : the number of slots. x16 : the slot size. x4 : ??? I know there are 4 sizes (x1, x4, x8, x16) But also the same numbers for "...
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Transferring a 28GB directory with lftp:mirror was slow and caused 4 TB of bandwidth usage

I'm writing this post in hopes to learn what I did wrong. Linux isn't my forte, but I am comfortable with it and do read the man pages when I don't remember how to perform a task. Hopefully someone ...
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can be with different networks ( 5G + Landline) two devices download a same torrent to same location to increasing speed download?

does it work if two devices download the same torrent to the same location but with different networks ( 5G + Landline)? So do u think that can be better speed than (Because of increasing bandwidth?
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Do apps in focus get more network bandwidth on Windows 10?

When downloading large files in the background with a Download Manager, I noticed that whenever I switch to focus the download tab, the speed would increase often by ~1 MBps. My internet speed is ...
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PCIe Bottleneck and or Slot Issue?

I have a Supermicro AS-1114S-WN10RT with an AMD 7302, 16 core processor, 254 GB DDR4 3200 ECC RAM, striping data to 6 Micron Pro 9300 15 TB RAID 0 drives located in bays 0 & 1 (D:), 4 & 5 (E:),...
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Avoiding packet loss on a 800+ Mpbs data stream

At the highest level of abstraction, I am trying to send 800 Mbit/s from a hardware instrument to a 'normal windows computer' over a dedicated ethernet connection. But if I do so, I experience ...
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What's the minimum upstream bandwidth required for ACK packets in a TCP connection?

Consumer internet connections often feature asymmetrical bandwidth with just 10% of even 5% of upstream speed compared to downstream, for example 1000MBit/s downstream with 50MBit/s upstream speeds. I ...
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Monitor used USB bandwidth in Win10

There are a lot of threads here about monitoring usb bandwidth, however none of them helped me, so that I post my problem here (device manager doesn't show me the usb bandwidth...): I have a Lenovo ...
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scp remote to remote through local bandwidth limit

I have two remote hosts, I need to transfer files from one to another. They don't have routing between each other, so I have to transfer it through local machine, that routes to both. I can use scp -i ...
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Windows 10 priotize program in bandwidth usage over windows updates

there are many questions on different forums asking whether one could turn off automatic Windows updates etc. But I want my Windows to automatically download Updates etc. What I don't want is these ...
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Why use half duplex at all?

I know what full and half duplex is, but in all respects full duplex has more advantages, so why use half duplex at all, in other words: In full duplex connection , the bandwidth doubles and collision ...
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Mikrotik drop in bandwidth speed

When I connect my laptop directly to my modem and run a speed test I get the proper 500Mb/s speed. However, when I connect my laptop to my RB750Gr3 (which is connected to the modem) my internet speed ...
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Should I buy a switch or a new router to make use of all the bandwidth I am paying for at home?

This is my current network configuration, with the <- bandwith each device is receiving: - ISP modem-router offering 300 Mbps both by ethernet or WiFi <- 300 - TV (wired) <- 300 - ...
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How to limit inbound SMB bandwidth?

Prologue: This is not a duplicate question. There are many questions and answers about that subject, but I haven't found a single one which deals with inbound traffic and provides a reasonable answer. ...
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throttling bandwidth for a specific app

I only use slack in linux for chats and messages, not for calls. Yet, I see it eating my network bandwidth to a crazy level for past few days. It may be having something in the background or maybe it'...
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Monitor USB device bandwidth usage

I bought a HDMI capture card that is plugged in with USB 3.0. (Elgato HD60S) I would like to know how much data is put through that USB connection. For example when transferring data to external hard ...
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Disabling WMM causes Wi-Fi Speeds to drop to 14Mbps

So due to certain problems with my Android Device I decided to disable WMM in my router settings (which fixes the problem) But after disabled the total speed of the Wi-Fi is reduced to a extremely low ...
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Do devices on the LAN side and WAN side of a router adjust to a slow connection?

I use a Wireless ISP in a rural area and am curious why some incoming or outgoing traffic overloads my Internet connection. For example, if my iPhone has Background Refresh enabled it causes a ...
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QOS and home networking, packet prioritization

I recently had a phone call with a tech rep over at Thinkorswim (a stock trading platform) who, after looking at my app usage, said that Thinkorswim was low on the QOS ladder and therefore could be ...
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Netflix bandiwth usage changes when using router and hotspot

I came across a strange situation at a friend's home. She has a Samsung smart-tv with Netflix on it, which connects to the Internet with a 4G router through WiFi. In this setup the bandwidth is as ...
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Can you suffer bufferbloat when using only 1/4th of your bandwidth?

As the title suggests, is it possible to have bufferbloat without hitting your max download or upload speeds (on Ethernet)? I have recently moved into a new house and asked for the internet to be ...
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IPv6 consistently slower on my network

This is more of a theoretical question than a practical one, but my ISP gives me a dynamic IPv4 address and a /56 IPv6 prefix. When running bandwidth checking tools, I see that I consistently get a 2-...
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What is “inetinfo.exe” and how can I disable it permanently?

I am currently using Windows 7. A process named inetinfo.exe is slowing down my laptop. It is eating all my bandwidth and I can not use my bandwidth at other activities which are important to me, ...
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What's the maximum typical speed possible with 802.11n WiFi for local network file transfer?

I know that: the theoritical limit of 802.11n Wifi is 450 Mbps in the 5Ghz band (that I use), the router reports a 450 Mbps speed (using nirsoft's great tool WifiInfoView) Windows reports a 300 ...
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Adding both Delay + Bandwidth restrictions via TC

I'm trying to set both delay + bandwidth to tc. However I can't add two rules without running into. Error: Exclusivity flag on, cannot modify. I want both: tc qdisc add dev enp5s0f0 root tbf rate ...
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Recommended 10Gb NIC in PCIe 4.0 1x slot? [duplicate]

I've been trying to figure this out for some time, and lots of googling has seen lots of discussion but no actual answers that I can find. I'm the happy owner of an AMD Ryzen system on an ASUS TUF ...
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How to reduce Zoom meeting data consumption on Windows 10 PC?

My internet bandwidth consumption is approaching the ISP cap. I checked bandwidth consumption and found that by far the heaviest user is a laptop (laptop A) used for ZOOM meeting (school), using 13GB ...
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3 votes
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If everybody uses the 5GHz WiFi band, won't it have the same issues as the 2.4GHz band?

Recently, I've had many issues with my home WiFi connection. I purchased a WiFi extender that works only in the 2.4GHz frequency, only to realize that the 2.4GHz band in my house is extremely slow ...
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Single band wifi extender with dedicated backhual channel, without halving user bandwidth?

I am trying to understand how wifi and wifi extender works on a super high level. Some wifi extenders (such as Netgear Orbi) are advertised with tri-band, and saying a dedicated band is used for ...
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