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10
votes
5answers
16k views

Syncing directories in both directions with rsync

I happen to know about rsyn, and I use rsync to sync between my mac and a linux server as follows. rsync -r -t -v MAC LINUX rsync -r -t -v LINUX MAC I expected to run the first command to sync, but ...
2
votes
1answer
519 views

Syncronising Calendar and Contacts between Thunberbird and Android using Linux Software

I am looking for software to sync my Calendar and my Contacts between Thunderbird, my Android phones and probably other clients like KDEs Kalendar and Kontacts. I want to have both parts available ...
0
votes
2answers
846 views

Music management software that sync playlists onto Android device

I am trying to find a music management software that can sync playlists onto my Android phone running Cyanogenmod 9. BTW, this handset does not have an Internet connection. Specifically, I want the ...
5
votes
1answer
256 views

How does rsync resolve conflicts?

What if machine A and machine B shares have a directory previously in sync via rsync, and A changes a file and B changes the same file, and you rsync from A to B? Is it perhaps anything like a merge ...
0
votes
1answer
42 views

Unison on Ubuntu 14.04

Very simple task at hand here: using unison in a star topology in order to synchronize /home folders across multiple servers. So, for ~/.unison/default.prf on each box... Hub: root = root = ...
1
vote
2answers
21 views

Automatic sync/backup that adds files to hard disk and keeps when removed

I know there are a few sync tools available in linux (I use openSuse OS btw), but I think they all do a pure "sync" and I am looking more for a backup function which is not synced (I could be ...
1
vote
1answer
524 views

Does sync command remove the dirty cache in the memory?

I am aware that sync command flushes the dirty cache into disk. I have run free command first, then sync, and then free again. The result of latter free command shows more free memory available than ...
2
votes
3answers
140 views

how to synchronize two directory?

I want to using crontab to synchronize two directory between my linux partion and windows partion like this: 24 9 * * * cp -r /home/fan/Data /media/T/Data But it would create a directory named ...
0
votes
0answers
12 views

sync source A into destination B

I want to create a perfect copy of A in B. I'm using this command, but is working good only on same existing folders rsync -h --progress --stats -r -tgo -p -l -D --delete /A /B if folder x exists ...
1
vote
0answers
47 views

Samba File Server Configuration and Sync for Redundancy

I have two boxes which I installed Samba on. For now, I have a single user that access the server, however, I need to expand as to deploy in a production network. Below is what I want to achieve. ...
17
votes
6answers
10k views

How can I do a “copy if changed” operation?

I would like to copy a set of files from directory A to directory B, with the caveat that if a file in directory A is identical to a file in directory B, that file should not be copied (and thus its ...
3
votes
2answers
97 views

Is there a tool that can sync 2 folders on two systems?

Something that can really keep 2 folders synced, not like rsync which is more or less just an advanced cp. I need to achieve this: Have two systems s1 and s2, and folder "files" on both of them. I ...
1
vote
1answer
29 views

Connect to a watch via bluetooth

I know this is a very specific question, but maybe this is something easier that what I think, so it is worth asking here: How can I connect to a watch via bluetooth, and get the data it holds ...
1
vote
1answer
34 views

How do I synchronize 2 xml files?

I have 2 xml files named 1k.xml and 1n.xml. The file 1k.xml contains some additional elements and data which are not there in 1n.xml. I want to copy whatever is absent in 1n.xml to it, so that both ...
1
vote
1answer
20 views

Behaviour of priority inheritance in mixed systems

If I have a realtime linux system, but with certain subsystems not being realtime. What happens if I use priority inheritance with certain synchronization objects that are shared between both the ...
0
votes
1answer
22 views

Modify confgs of many hosts at once [duplicate]

I use two linux machines, home pc and server. Lets say i want to modify some config files on both systems. How can i synchronize them to make these modifications ony once? Is there option to add ...
2
votes
2answers
1k views

RAID resyncing automatically?

I rather randomly checked the status of my RAID arrays with cat/proc/mdstat and realized, that one of my arrays seems to be resyncing: md1 : active raid1 sdb7[1] sdc7[0] 238340224 blocks [2/2] ...
1
vote
1answer
34 views

Is there any app that records notes with synchronized Audio?

Is there any application that it records audio and you take notes. After recording you can play the audio that was recorded when a specific text was written. There are apps that does this for other OS ...
0
votes
1answer
21 views

Which lines do change after a sync in /proc/meminfo ? [duplicate]

I was taught, that the sync command writes the data stored within the cache of the RAM onto hard-disk, this release should be displayed in /proc/meminfo. However when I cat /proc/meminfo before and ...
1
vote
1answer
102 views

Why does btsync core dump with “!directory.empty()” error when started?

When I start BitTorrent Sync (btsync x64 build) 1.4.110 on a fresh install of Fedora 21, using a configuration file known to work on a different system, I get this perplexing error message: $ btsync ...
7
votes
3answers
784 views

How to prevent user from changing files using linux permission

Is it possible, using linux permission scheme, to allow users create files but not edit or delete them at a later time? I mean, we have a delivery folder where users put artifacts there and we do not ...
0
votes
2answers
53 views

What is the difference between rdiff and librsync?

In my project, I have to keep some files synchronized between two computers. Both rdiff and librsync seem to do the same thing. Can anyone please point me to some differences so I can choose which ...
4
votes
4answers
4k views

Time synchronization in XFCE 4.8

Apparently there is no gui in XFCE (as there was in gnome) to synchronize time with NTP (if there is one, please let me know the name of the application). So, how can I synch with the time servers? ...
0
votes
1answer
88 views

How do I transfer images from Fedora 20 computer to iphone?

I have a laptop running Fedora20. I have an iPhone4S. I have installed the software suggested here which allows my laptop to read the iPhone. I connect my phone to the laptop using a USB cable. I ...
3
votes
3answers
2k views

rsync list of files in sub-directories to remote server and delete extraneous

I haven't been able to find the answer to this one. I have tried all kinds of combinations of --include, --exclude, -r, --delete-excluded, and source directory. This is what I'm trying to accomplish: ...
1
vote
1answer
93 views

one way file sync with unison or better alternative

I have been collecting a logs for user actions on the network using a program similar to tcpdumps; with every millisecond the file being written to. I am currently using unison to synchronize the logs ...
0
votes
2answers
65 views

How to use rsync with samba share

I would like to synchronize all the content of my phone to my home server using the phone's samba share. My approach is to write a script that mounts the phone's samba share, and then copies all the ...
0
votes
3answers
2k views

How to install Firefox version 29.0 on Slackware 14.1?

The problem is that I need to sync Firefox bookmarks between my PC and my notebook, but the notebook uses the Firefox version 29.0 on Ubuntu 14.04 and the PC using Firefox version 24.4.0 on Slackware ...
5
votes
2answers
12k views

Move files and delete directories with rsync?

Recently I needed to delete a large number of files (over 1 million) and I read that doing: rsync -av --delete `mktemp -d`/ ~/source && rmdir ~/source Was one of the most optimized ways to ...
2
votes
0answers
210 views

elementary OS: sync ipod nano 5th gen

I have my ipod nano (4th gen). I want to add some new music to it and I have tried already a range of applications which should be able to do so. I used this list of suggested software: ...
0
votes
1answer
376 views

Why does my RAID 1 NAS have to “synchronize”?

I have a new QNAP TS-451 NAS with two new 3TB drives, installed as a RAID 1 pair. As I copy data on to it, it seems to spend the next few hours "synchronizing" the RAID group. (The web console shows a ...
2
votes
1answer
1k views

Incremental file back up by date

Is there any backup tool that supports partial back up by date? What I mean is that I have some small drives such as on a laptop that can't hold a full copy of all the files on an external 2TB drive. ...
25
votes
2answers
1k views

Is it safe to move a file that's being appended to?

I have a node.js process that uses fs.appendFile to add lines to file.log. Only complete lines of about 40 chars per lines are appended, e.g. calls are like fs.appendFile("start-end"), not 2 calls ...
1
vote
1answer
63 views

Offlineimap mail count does not match Gmail's

I'm syncing my gmail account ('All Mail' and 'Sent' folder) with offlineimap to my harddrive. But it appears to me some emails are not downloaded. I disabled the conversation view in gmail and it ...
0
votes
0answers
106 views

Mirror Files Using LFTP Only Once

I'm trying to get LFTP to mirror a directory, but only download files once. I'm currently using an Ubuntu server and LFTP to connect to another server via FTP and download all the contents of a ...
2
votes
0answers
98 views

Unison replacing newer symlinks with older files using the option -force newer

I'm having a problem with Unison and symlinks. I created a test case for making it easier to understand and try this for yourself. First, we create the two directories that will be synced. And some ...
0
votes
0answers
87 views

openldap synchronized is not working

I've seen old threads, this is similar as mine but still no answer. I want to know how to make sync work. The following is my slapd config setting @ Master & Slave Ldap Server: @ ...
5
votes
3answers
700 views

Two-way rsync results in oscillating content

I am trying to sync content between two servers. The servers are identical builds (Ubuntu 12.04LTS) and have this cron job running to sync the content: rsync -arzc --update --delete ...
2
votes
1answer
55 views

Shared home directories with local duplication

I have a couple Linux computers which are all in the same network. Currently, I use rsync to copy my dotfiles and the like to each machine every couple of days from the master computer. Ideally, I ...
3
votes
1answer
411 views

How can I share a thunderbird (icedove) profile, in real-time, between two computers?

I have two computers which both run Debian Sid. My problem is that I want to synchronize profile content between two computers both using thunderbird(+lightning) (contacts+calendar+email) ...
0
votes
0answers
170 views

Video and Audio Issues on Zorin OS 9

I'm having issues with my audio and video on Zorin OS 9. At first I thought it was a problem with skype, but then the same thing happened on Google+. Basically what happens is that the video and ...
5
votes
3answers
4k views

How do I only copy files to a remote folder on another server that don't already exist in the folder… from the command line in linux?

I have two folders on two different servers. I want to sync files between A and B, however, I only want to copy files that don't already exist in folder B because these files are huge. I don't care ...
0
votes
0answers
165 views

Script to compare directories and move files (like rsync)

I use rsync to sync data between two servers. If I completely rebuild the directory structure, rsync cannot understand this and will attempt to recopy everything. I am aware that Unison is capable ...
37
votes
5answers
34k views

scp without replacing existing files in the destination

How do I copy an entire directory into a directory of the same name without replacing the content in the destination directory? (instead, I would like to add to the contents of the destination folder) ...
0
votes
1answer
39 views

DB Synchronization between main and DR site

I hope I am asking this question in the correct section. I have an environment setup for my application which consists of master / slave Postgresql databases. The master and slave are being ...
4
votes
3answers
1k views

One-way-sync a directory, but leave deleted files deleted on the destination

I want to sync a directory between two systems. To make it more interesting the syncing must only be done in one direction, i.e.: if a file is deleted in the source directory, it must also be ...
4
votes
2answers
633 views

How To Synchronize Directories in two different external hard disks?

I have few big folders "cosmo_sim_9", "cosmo_sim_10".... in one of my external hard disk, and a old copy of this on another external hard disk. I want to Synchronize old directories with the new ...
2
votes
2answers
301 views

Preserve ownership with rsync and nonexistent user

I have two computers with the same user, me@Home and me@Work. I usually kept their folders synced by bringing Work home (it's a laptop) and rsyncing over LAN. However, now I'm not bringing Work home ...
0
votes
0answers
150 views

Why am I getting horizontal tearing no matter what graphics card/distro/compositor/monitor I use?

This is a problem that has haunted me for years, and as a remedy I originally resorted to just using my Windows 7 partition. I've been back to using Linux for a long time now and would like to ...
2
votes
2answers
6k views

How to auto-sync with a plugged-in USB mass storage device?

I have (at the moment) three mobile USB mass storage devices (flash drive, phone, e-reader). I'd like to always have the latest versions of all my files with me (such as CV, passport, research papers, ...