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Questions tagged [mirroring]

Mirroring is a type of file synchronization where one of the synchronization location (the destination) is modified to match the other (the source).

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Combine LVM caching and mirroring

I have LVM caching setup for my home_1 LV and I would like to mirror it to a new PV as well. When I run lvconvert I get an error "Cannot convert LV myvg/home_1_corig." Is it possible to ...
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Kali mirror sync error on laptop, desktop, bootable usb, and Raspberry Pi 4B 8gb

I have a problem with Kali Linux. I am currently running Kali on my laptop, desktop, Raspberry Pi 4B 8gb, and a bootable usb with 256gb storage. I recently tried updating, but all independent devices ...
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Is it wise to use parity over two-way mirror in a window storage space with 3 or more disks?

Windows storage spaces use slabs for the actual storage. Slabs are distributed in an (for the user) unknown fashion over the available disks. Even if you use two-way mirror and two disks you only know ...
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How does windows (11) two way mirrored storage spaces work exactly?

I'm setting up a Windows 11 machine using a storage spaces with two-way mirrored drives. As a test I've set this up in VMWare; I've added two drives (2x10GB) and created the two-way mirrored storage ...
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How Does My PC Wirelessly Broadcast to My Smart TV

I recently discovered my smart TV has the capability do do screen mirroring from my desktop PC. I was wondering how this worked, or what hardware allows my PC to send data to the TV? Initially I ...
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ZFS 3 Disk Mirror Pool with 1 Disk Removed Occasionally

I have a ZFS pool that contains 3 disks mirroring each other. I would like to be able to take one of the disks and store it offline and offsite for a few months then re-introduce it to the pool, sync ...
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Mirroring files from a network drive to external hard disk

I use a network drive to store my data. I want to create a mirror of this data on a local external hard disk. I am using Seagate Backup Plus Hub and it does come with a Toolkit software which is used ...
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Why I can't detect traffic with TCPDump on host that receive through port mirroring

I can try to detect the traffic with tcpdump on host described in subject. with the #tcpdump -i any I can't view the traffic from span port. I think that the cause of this behaviour is the traffic was ...
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Trouble making contents of two separate folders (on separate local drives) appear as one folder

I would like the contents (files NOT folders) of two folders on different (local) drives to appear as one. Preferably I would like it to be indistinguishable as to where the actual file path is and ...
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wget2 mirroring site "filename too long"

Have a site I try to mirror with wget2 (works on wget). wget2 --recursive --no-parent --convert-links --mirror --page-requisites --max-threads=50 https://example.com I get a filename too long-error: ...
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Mirroring site with wget2 fails to convert links - wget works

I just test on a random small site I want to mirror. It's all ok if I do it with wget: wget --no-parent --convert-links --mirror --adjust-extension --page-requisites https://semesterbostad.nu If I try ...
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How to bypass DRM on mobile devices?

I am using an educational app that has an excellent DRM system. However, it isn't available for pc, and I really want to use it for pc as I don't like using mobile devices. I tried screen-sharing my ...
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Windows 10 won't connect wirelessly to Samsung TV but it can cast videos

I have a Samsung TV, model QN65Q60RAGCZB a.k.a Q60 and Windows 10. I've been trying to connect it wirelessly to the TV using Window's native feature, but it won't find it in the list. It can, however, ...
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Windows 10 Mirror volume showing up as "Failed" in diskpart but both disks are showing as healthy

I recently had a pretty big system crash a few weeks ago which caused several of my drives to disappear from windows. I booted into a linux drive and all of them show up perfectly with no errors ...
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Mirror the input of one mouse and keyboard to multiple computers in my room

is there a way to mimic every input from one computer to others? I found multiple softwares to share the same keyboard/mouse but I dont want to share, I want to copy the exact movements from one to ...
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How to enable Miracast on Windows 10?

I'm using Windows 10 Pro N and I want to mirror my phone screen to my Computer but I am unable to do so as it says "This device doesn't support Miracast" on Projecting to this PC. I went to ...
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Aggregate Packet Capture on Multiple L2 Switches with No RSPAN

Network Topology Reference I have multiple switches in my network topology to extend access in rooms, as there is only a single drop in any given room where wiring exists. The switches I have are ...
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Is there way to check that two drives or folders have the same files but in different folder structure in windows 10?

I have a situation where I am copying thousands of photos of different filetypes into new folders on a new drive. Photos in their current state are unorganized and need to be structured better. I will ...
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wget fails to download some images in a webpage

So when I tried to download this webpage with wget, the text and styling works well, but some images are missing. Upon further research, the files fail to download because the url wget tries to ...
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Microsoft Wireless Display Adapter App not available in the Windows Store for some odd reason

I know it is available because it is listed in the Microsoft website.. But the store is not showing it... Can anyone provide useful input regarding this issue? Im on Windows 8.1, its an old laptop, it ...
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Hosting the same GitHub Page at multiple domains

I have a GitHub repository here, and it is currently pointing to the domain https://www.hotcorn.ga. I would like for it to also point to an arbitrary number of other domains, preferably without ...
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Mirror a group of cells elsewhere in the same sheet

I am trying to have an interactive table multiple places in my sheet to prevent my users from having to scroll repetitively through this massive sheet. every time this table is updated from any of the ...
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2 votes
0 answers
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How could i make a mirrored (sync) hard link copy of files from different folders on windows?

I'm trying to create hard link entries from a folders content into another folder, but synced in such a way that any files deleted from one (or the target) will be deleted from the other. There is one ...
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Hardware RAID 1 vs Software RAID 1 vs Storage Spaces

I'm a long time power user but never had the chance or funds of running RAID in my system. Last year i finally build a powerful system running an AMD X570 chipset and i use a HGST (now WD) HC530 HDD ...
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Wireless screen sharing between desktop and tablets

I have a TV/monitor hooked up to my desktop PC running Windows 10. I would like to have two touchscreen tablets for clients to use that would allow them to interact with that monitor that’s hooked up ...
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How to repair a failed software RAID 1 (mirror) with Windows 10 pro?

I have configured a Dynamic Volume mirror (RAID 1) using two separate drives for data only using Windows 10. At some point, the RAID ran out of sync and never stopped resyncing, so I tried to find a ...
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Word - How can I display a section of text from document A in document B that updates in real time when I change it in either document A or B?

Is it possible to display a section e.g. paragraph from document A in multiple other documents (doc B, doc C & D) so that when I edit it in either doc A, doc B, doc C or doc D it updates that ...
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The operation failed to complete because the Disk Management console view is not up-to-date(add mirror win server 2012)

I have a problem when add mirror in disk management window server 2012 The problem is: The operation failed to complete because the Disk Management console view is not up-to-date. Refresh the view by ...
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How do you download an entire website for offline viewing with Wget?

I would like to download the entirety of a relatively small website (~50 pages) for offline viewing. I could manually open every page in a browser and download them via ctrl + s, and this would create ...
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2 votes
1 answer
368 views

How do I mirror the boot partition of a Windows 10 version 2004?

I have the following setup: Two identical NVMe disks of about 1TB size Windows 10 Education N version 2004 (latest version as of writing this question as far as I'm aware) A fresh install using UEFI ...
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1 vote
2 answers
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Mirror a particular directory from one computer to another? [closed]

re the closure of this question: This contrived supposed objection, i.e. that the question is not clear, is clearly not the case. If people have a reason to wish to close a question they must give ...
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In a mirroring backup profile, what percentage of destination file deletions or changes should raise a red flag?

Syncback offers a setting to abort an unattended mirror backup if a percentage of files will be deleted or changed on the destination. Here are the settings available. I chose the settings shown ...
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1 vote
1 answer
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Add a new disk as mirroring (raid 1) to existing disk

I have disk1 with Windows Server OS and all my applications and DB installed and configured. Can I now add a fresh disk (disk2) to this existing disk1 and make it as mirroring disk (raid1) using ...
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1 vote
1 answer
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What would happen if a RAID 1 contained 2 different file versions?

Let's say a hardware RAID 1 controller with disks A and B was taken offline, and a file present on both disks was altered on disk B (all within an offline state). When the RAID controller is turned ...
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how to create dynamic disk mirror in windows 7?

I have 2x 16TB HDDs. One of them has data on it and is a dynamic disk. The other is unformated. It has one giant 16TB unallocated partition. In Disk Management, right clicking on the disk with data ...
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Can I make Windows 10 leave my USB drives alone?

TLDR: please name anything I can modify or disable to minimize access to my USB drives when I am not actively using them I have two USB3.0 drives in a two way mirror storage space. They are also ...
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How to recover an LVM mirror after a phsyical device failure?

I had a drive fail in LVM, it shows up as unknown now. The volume group 'vmimages' was setup as a mirror WARNING: Device for PV BejWGq-OBoi-RQ03-2pJU-ow0e-KORt-MbkW8F not found or rejected by a ...
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2 answers
610 views

How do you mirror the User folder in Windows 10

I want to take two 250 GB SSDs and mirror them at C:\Users\ but the folder has to be empty according to the Disk Management Mirroring dialog (shown below) So, if I click the "Next" button, an error ...
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Best xxcopy flags for one-time drive mirror/clone?

I’ve settled on xxcopy to do a one-time clone/mirror to my NAS before the source drive is reformatted. Due to the amount of data and the desire not to impact daytime home usage, it’ll be run as a ...
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Backing up a network drive to another network drive through VPN

I am having a network drive on location A. This location A has a VPN tunnel to which I can connect remotely. I am having another network drive on Location B. Now I want to mirror all my files every ...
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1 vote
1 answer
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DisplayPort to HDMI (PC->TV)

I would like to mirror my PC monitor to TV. I have a cable with two types of ports. The PC side is DisplayPort and TV side is HDMI. After first connecting it was successfully mirrored, but after ...
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3 votes
1 answer
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Win 10 boot volume mirror fails: Boot configuration data could not be updated

I'm trying to add a mirror of the C:\ volume in Windows, but Disk Management gives an error: Disk Management The boot configuration data of the system could not be updated. Use bcdedit.exe to update ...
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Is rsync's --link-dest option "better" than --backup-dir?

In his popular article Easy Automated Snapshot-Style Backups with Linux and Rsync, Mike Rubel asserts that using rsync to create hard-linked snapshots with --link-dest is "a better way" to perform ...
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Difference between tcpdump and port mirroring? (Layer 3 switch)

When you can use TCPdump on an interface of a layer 3 switch in order to analyze the packets, why do we need to use the mirroring feature and make duplicate copies of the packets on that interface in ...
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2 votes
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rsync: can rsync adjust to the directory layout insteaed of transferring?

I have three systems, but only the target and a outdated mirror are on a fast link. Master_SLOW: On a super slow link. Contains a updated directory structure and files OldMirror_FAST: On a fast link ...
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Db Mirror Issue

We are having a Weird issue with the DB Mirroring and to post the the issue I will have to explain our Architecture first. We have a TWO Nodes [NODE 1 and NODE 2] cluster with Two FCIs Installed on ...
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Can mirrored (shadowed) rdp sessions go fullscreen?

If I use the /shadow:1 parameter to mirror a user's screens, the opened rdp window ignores the /f and cannot be sent to fullscreen by any means I know of. In "normal" RDP sessions the user can right-...
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Strange Robocopy behavior in directory mirroring

I use robocopy to keep some directories synchronized between two iSCSI attached arrays on a Windows Server 2012. I have noticed strange behavior in Robocopy and have done a test. I created a script to ...
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Automatic one-way syncing of a Windows file share to an S3 bucket

Our clients have Windows file shares where they store lots of different documents. We want to ingest files matching wildcard patterns (e.g. *.pdf, *.xlsx, etc.) from those file shares into S3 buckets ...
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Creating an ArchLinux AUR Mirror possible?

Is it possible, to mirror the AUR (Arch User Repository) like shown here for Setting up an offline AUR (mirror)? As an alternative would it be possible to use wget in some way?
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