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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Mirror with backup of changed files

we have some largeish storage requirements (genomic data) for which we need to buy some archival space (write once, read rarely, files remain easily accessible, each user should have access to their ...
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1answer
18 views

Archiving websites like Internet Archive

Most of the data for my research needs are met by our Government websites. Problem is they take down websites or certain pages or break the links. But my research demands the access to information ...
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1answer
3k views

Have two partitions in RAID1

The answers are unclear wherever I look. I have two 2TB drives for a RAID1 and I want to mirror them while having two partitions on the drives. One partition will be 100GB and contain programs, the ...
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4answers
13k views

How do i copy all the pictures on a website?

I want to copy all the pictures on a site, but I don't know how to do it. Could you please tell me? Shall I use a tool?
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3answers
5k views

WIndows server 2012 will not allow mirroring drives/partitions

I have a dell c1100 server and it gave me a hard time installing windows server 2012. Now installed, I want to setup mirroring inside windows (raid 1 effectively). In disk management, I right click ...
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22 views

How to mirror multiple iPhone via USB (no wifi)

Is there a way to mirror multiple devices via lightning cable ? I can do it for one of them with Quicktime, but when I launch multiple instance of Quicktime App, this don't let me use a second video ...
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1answer
14 views

Why are there no Contents-arch.gz file for Debian jessie?

The mirrors ftp://ftp2.de.debian.org/debian/dists/ http://ftp.gr.debian.org/debian/dists/jessie/ and many others don't contain the file debian/dists/jessie/Contents-amd64.gz whereas they do for ...
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4answers
82k views

Mirroring laptop screen to TV wirelessly

I have a HP DV6 laptop and a SAMSUNG UE46F6505 smart TV. How can I connect/mirror my laptop to the TV wirelessly without an HDMI cable? Both the laptop and TV are connected the wireless router. I ...
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1answer
84 views

MD5 mismatch when PXE booting with cobbler

I am working on PXE booting on clients from one master node which has cobbler service on it. I am trying to install Ubuntu 14.04 and this is the preseed file I am using for ubuntu installation. # ...
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1answer
3k views

How to verify mirror configuration on Red Hat Linux?

I have an IBM blade server and we've installed RedHat Linux on the machine. How can we check if we have both disks running as a mirror, or if everything is only running on a single disk? What linux ...
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Win 8.1 Pro: Disk Mirroring questions

So its my first time setting up any kind of redundancy for my media and I have a few questions. My setup is as follows: Shuttle SH87R6 Intel i7-4790k 8GB RAM Win 8.1 OS on Samsung 850 Pro 512GB 2x ...
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22 views

Httrack filter links with certain pattern

I am trying to use httrack to download an entire webarchive from archive.org. The idea is to download only the archive links (as many as possible), but only the links that are really from the archive ...
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23 views

wget only new or updated files when the source files are compressed but the destination files are uncompressed

I would like to know how to wget files from a url which are stored with bz2 compression. However, I would like to only wget the new and updated files, relative to my destination, where the files are ...
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1answer
28 views

What will happen if I reconnect 2 halves of two-way RAID mirror after using them independently?

Suppose I have a storage space with two-way mirror based on 2 physical USB drives a and b. Then I disconnect b and connect it to another computer. Then I use—write some data—to both degraded storage ...
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3answers
1k views

How to delete empty folders on ftp server?

I am using the following script to auto download files from my remote seedbox using lftp: set ftp:list-options -a set ftp:ssl-allow no set mirror:use-pget-n 5 set cmd:fail-exit true open ...
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2answers
612 views

What triggers a RAID 1 mirror rebuild on a Lacie 2 Big USB3?

I have a RAID 1 mirror on a Lacie 2 Big USB3. When I break the mirror by pulling out one drive, keep making changes on the remaining drive and finally put the first one back in, the drives stay ...
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1answer
40 views

Solaris ZFS Mirroring - is different stripe widths valid?

I have found many articles about using ZFS mirroring with different sized disks, and it appears to be possible to grow a mirror by using larger disks. Is it possible to consolidate a stripe onto ...
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1answer
100 views

offline incremental backup via thumbdrive? [closed]

I need to mirror one computer's 3 TB directory tree on another computer. The computers share no network [edit: they cannot communicate at all, "air barrier"], but I can transport a 32 GB thumbdrive ...
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128 views

lftp mirror mode over hftp/proxy not working

When I connect lftp over an http proxy using hftp and try to use mirror mode, no files are transferred. dir and get work fine. Mirror mode works fine when I connect directly. Here is the script I ...
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313 views

Performance of LVM's 'lvconvert' when mirroring is low

I recently setup a box to use LVM mirroring. I have two separate 2 terabyte hard drives that are SATA drives. I am using the controller on the motherboard and a add-in card in a pci express slot. Once ...
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3answers
3k views

HTTrack Empty Mirror Error

I'm trying to download the following site: http://www.interneto-parduotuve.lt/ However, no matter what I try to do (get rid of the www, try other options than the "download website" one, etc) I keep ...
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22 views

How to handle subpaths as a plain html page with wget?

When wget makes a --recursive --mirror of a site, it creates many index.html files. I.e. it creates example.com/about/index.html file if it sees http://example.com/about/ link. But I want ...
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2answers
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Why doesn't wget -m save the index.html documents

I'm making a copy of a website with wget -m -p -q http://example.com The process works fine, but the copy is missing all index.html files, even so I see them being sucessfully requested and all ...
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28 views

SQL Server Witness Server Alternative

I have the setup below: 3 Database Servers 1 DR Database Server 1 Domain Controller 1 DR Domain Controller Currently I have the DR domain controller acting as the mirroring witness for the 3 ...
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1answer
7k views

How to add a mirror-disk to my OpenSolaris?

I have a machine with two harddrives. I have installed OpenSolaris on one of them and now I want to add the other one as a mirror-drive in my zpool rpool. I guess I have to format the second disk ...
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1answer
49 views

Can't download hadoop

Am I taking crazy pills or is it impossible to download hadoop right now? I am looking at http://www.apache.org/dyn/closer.cgi/hadoop/common/ to find mirrors for it and absolutely none of them work ...
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1answer
292 views

2012 R2 Mirrored Disk Replacement

My Homeserver is currently running on 2 pretty old 400 GB SATA II HDD drives (Manufactured 2007, running 24/7 ever since - 7 Years of Samsung Quality :P). 2 Volumes are created, and a Mirror has been ...
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46 views

Mirror a blog with wget

I am trying to mirror a blog, eg www.example.com, with wget. I use wget with the following options (shell variables are substituted correctly): wget -m -p -H -k -E -np \ -w 1 \ --random-wait ...
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1answer
1k views

Download website from the WayBack Machine

I found an excellent website on the WayBack machine which currently doesn't work and the domain is for sale. I wanted to use it offline. I tried using WinHTTrack, but it only saves the homepage, ...
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2answers
1k views

Full Screen Games Don't Get Mirrored to Secondary Display (HDTV)

before posting this question I just want you to know that I did a lot of googling and came up empty. Info: I'm on OS: Windows 7, GPU: ADM Radeon 5850 (using AMD Control Center, latest drivers ...
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1answer
2k views

Can wget convert links within a local html document? [duplicate]

I know that wget can fetch a remote page and its dependencies and rewrite the html so that image src attributes reference the newly downloaded images. I am trying to convert local html files that ...
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4answers
11k views

Firmware vs OS RAID (aka Windows 8 Disk Mirroring vs Intel Onboard)

So Windows 8 is out and I have a new motherboard. I wish to create a RAID 1 coupling between two HDDs -- for storage purposes only (my OS is on an SSD) -- but I don't know which is the best route to ...
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212 views

Using Wget to download website from Internet Archive

I am trying to download a website from the Internet Archive using Wget. The command I am trying is: wget -e robots=off --mirror --domains=staticweb.archive.org,web.archive.org -k ...
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21 views

Have HTTrack mirror only children pages

I want to mirror all pages that are children of example.com/foo and have all links that are not under this address be links to the web. However, HTTrack keeps downloading a lot of other stuff that I ...
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147 views

Screen Mirroring on Chromecast

I recently bought Chromecast and trying to get used to it. I have two devices Samsung Galaxy S3 and Nexus 7 (2012 version). It looks like both the devices do not support screen mirroring on Chromecast ...
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1answer
3k views

wget mirroring the site fails - 403 Forbidden, even with user-agent

I need to download suricata's latest rules from this url: http://rules.emergingthreats.net/blockrules/ I'm trying to compose my own rules based on different emerging rules and snort's rules too. ...
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2answers
141 views

Windows 7 - Method for mirroring the data of one file with the data of another file in real-time

I'm looking for something that will allow the content of one file to be mirrored to another file on the same system and partition. For example, when the content of a file, say, originaltext.txt, was ...
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2answers
591 views

mirroring traffic with iptables doesn't work

i want to mirror specific traffic to ip 192.168.200.1 i use this solution : Mirror Port via iptables but when i enter following command, error occurs: iptables –I PREROUTING -t mangle -j ROUTE --gw ...
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4answers
32k views

Best way to mirror folders [closed]

I want to mirror two folders so a change in one is reflected in others. am i best off making a home brew solutions with RoboCopy and /MIR or is there a decent preferably free app to do it for me?
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248 views

Synchronizing two Git servers between companies

There are two companies. Each one has a Git server running. If company A checks in some code this should be updated on company B server and the other way around. The two servers should keep ...
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34 views

How to find how many HDDs are present in a NAS?

I'm logged into the web interface of a NAS made by LG Electronics. It is obviously running some Linux version : Linux LG-NAS-N1T1 2.6.30-nt1 #130 Sun Nov 28 15/31/54 KST 2010 armv5tel GNU/Linux ...
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46 views

Certain mac system hotkeys don't work on PC keyboard.

I am using a Mac mini with a typical PC usb keyboard (not a Mac keyboard). I am on OSX 10.9.3. According to this apple support web page, Cmd+F1 should toggle 'mirror displays', but it doesn't work. I ...
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1answer
960 views

Setting up two external USB hard drive as RAID 1

Is this possible in Windows 7? I know I can periodically sync my files using software like SyncBack but I'm looking for mirroring on the fly. Is there a similar method like RAID 1 that can achieve ...
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3answers
214 views

How to mirror a filesystem structure but without any content

This is needed for backup purposes. Just the index of the entire fs structure. I can do such image with a FAR plugin. How can the same be achieved in the GNUverse? Mirroring means perfect copy, i.e. ...
37
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3answers
50k views

Save a single web page (with background images) with Wget

I want to use Wget to save single web pages (not recursively, not whole sites) for reference. Much like Firefox's "Web Page, complete". My first problem is: I can't get Wget to save background images ...
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1answer
442 views

Where to place a port-mirroring switch for home network monitoring

I want to start monitoring traffic that goes in and out of my home network. I'd like to collect information like bandwidth usage and (specifically) HTTP requests from home computers to websites. From ...
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4answers
10k views

Best way to keep 2 external USB harddrives in synch

Any suggestions of software to keep 2 external USB drives in synch? I have two 2TB USB drives connected to a computer. One drive is storing around 1TB of data so far and I would like the second ...
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1answer
196 views

Mirroring a web site having pages that uses simple JavaScript [duplicate]

There are simple and great web site download tools that allow to create a local mirror of simple sites having no JavaScript infrastructure behind. However, sometimes there cases when a site looks ...
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1answer
254 views

Need to create a robocopy in Powershell 1.0

My ultimate goal is to mirror a folder and its subdirectories with the restriction of only copying files with the extensions, sln, vcxproj, cs, cpp, hpp, c, and h. There are far too many subfolders ...
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1answer
3k views

How do I set up two existing disks with identical contents as a single mirrored volume in Windows 7 without losing data?

I have two data disks that were, heretofore, in a mobo RAID configuration in Windows 7 (Ultimate, 64 bit). They are now separate AHCI disks, visible in Computer Management. How to I go about making ...