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1answer
78 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 ...
1
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1answer
92 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 ...
0
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1answer
31 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 ...
1
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1answer
118 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
53 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
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1answer
311 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 -...
1
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1answer
227 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 ...
0
votes
2answers
355 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 ...
0
votes
1answer
665 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 ...
1
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1answer
421 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 ...
1
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2answers
889 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 ...
1
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1answer
5k 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
465 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: http://www....
27
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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
106 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 ...
2
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0answers
304 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 ...
2
votes
1answer
96 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 ...
0
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0answers
287 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 ...
2
votes
2answers
7k 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] [...
0
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1answer
94 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 ...
5
votes
3answers
3k 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
1k 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 one(...
3
votes
2answers
981 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 ...
3
votes
1answer
126 views

Configuration management, shared files, etc with a Laptop

I have a couple computers sitting around in my home network. They all run the same version of Ubuntu, and I would like to unify their configuration to some extent. At my university, you can log in to ...
3
votes
1answer
3k 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. ...
1
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1answer
1k views

How to sync terminal session command history in bash?

I've tried to search in ~/.bash_history for my recent commands while in a terminal session but they just weren't there. I guess this is because I have multiple terminal sessions open. Is there a way ...
1
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3answers
4k 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 ...
0
votes
1answer
367 views

Dropbox on both Windows and Ubuntu 12.04.3 LTS

I have Dropbox installed on both Windows 7 and Ubuntu 12.04.3 LTS and there are two separate folders that are being synchronized so there is some waste of disk space. I would like to have only one ...
1
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0answers
240 views

Raspbian Firefox-Sync Server - Can't find URL

I'm trying to create my own (local) firefox-sync server in combination with apache 2 on my raspbian (kernel version 3.10), but firefox-sync is complaining about my specified url ("ffsync.mraspberrypi....
1
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1answer
642 views

How to know my server's time offset? [duplicate]

I have a few guest machines on VMware. Up until now I was keeping my time sync with ntpd inside guests. Now our VMware admins decided to setup VM hosts to keep time, so VMs don't have to. I disabled ...
3
votes
2answers
299 views

How to configure Unison for real peer-to-peer?

I have a handful of devices, and am considering keeping them in sync with Unison. The devices are not running all the time, they are switched off a few hours per day, not necessarily at the same time....
3
votes
2answers
276 views

Can I safely read a file that is appended to by another process?

If process A copies files to some location loc and process B regularly copies the files from loc to some other location, can B read a file that is currently in the process of being copied to loc by A? ...
1
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1answer
2k views

s3cmd: how to use exclude-from with a file list of excluded directories

I cannot seem to get the --exclude-from= option to work with my exclude GLOB file when synchronizing with my s3 bucket. Here is a trivial example to demonstrate: I create the following file tree ...
2
votes
3answers
269 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 ...
3
votes
1answer
744 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) (...
11
votes
1answer
14k views

Best way to sync files - copy only EXISTING files and only if NEWER than target

I'm doing this sync locally on Ubuntu 12.04. The files are generally small text files (code). I want to copy (preserving mtime stamp) from source directory to target but I only want to copy if the ...
0
votes
1answer
470 views

Is there any issue if I kill sync() process before it finished

On panic situation, I want to set timeout for sync() system call. In the case this timeout value is passed, I want to kill sync process and reboot the system. I wonder if there is any issue with that ...
3
votes
2answers
1k views

Wait for move directory to be completed before attempting to delete it

I have a process running on one computer that spawns simulations by writing the simulation data to directory pre/id. Worker processes then copy a simulation from pre to a local disk, which can be on a ...
0
votes
1answer
369 views

Sync Linux between two computers [duplicate]

I have Mint Linux installed on my Computer at home, on my Laptop and on a bootable USB3 stick. I would like these three systems to be completely identical when I get home. For example: I work on my ...
3
votes
1answer
2k views

Program for two-way synchronization of big files (VM disk images)

I heavily use virtual machines in my work and I need an efficient way of synchronizing them between my PCs. I know of bigsync, but this program works well only for one-way synchronizing (like rsync)....
6
votes
2answers
366 views

What is the best way to synchronize files to a VFAT partition?

POSIX filenames may contain all characters except /, but some filesystems reserve characters like ?<>\\:*|". Using pax, I can copy files while replacing these reserved characters: $ pax -rw -s '...
0
votes
1answer
548 views

raid1: how to synchronize harddisks (Debian 6)

My system is Linux/Debian 6, using GPT (GUID Partition Table). If I run the command cat /proc/mdstat I see the following situation: Personalities : [raid0] [raid1] [raid6] [raid5] [raid4] [...
3
votes
0answers
223 views

Libav: Find out the exact time that the first frame coming from an RTSP stream was dumped into a file

I am dumping an RSTP stream from a web camera into a file using avconv: avconv -f rtsp -rtsp_transport tcp -i rtsp://user@password/ 192.168.1.4/stream.cgi -t 100 -c:v libx264 -s 1024x768 -an /home/...
2
votes
2answers
123 views

Replace all files except one with rsync

I'm currently using rsync as follows rsync -az --delete ... What option can I use with rsync to replace all destination files that already exist except for one specific file that should not be ...
9
votes
5answers
2k views

Rsync that handles moves sensibly

I've been successfully using rsync to synchronize my home directories between my laptop and my netbook (both using ext4 with Linux). My only problem with it is that every now and then I like to ...
1
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1answer
157 views

Portable bootable installation of Ubuntu, synchronized with my main computer

I have a difficult problem that I'm trying to solve. Currently, I am using Mac OSX and I want to create a full Ubuntu partition on my home computer; this is fine. I'm currently doing a lot of ...
2
votes
2answers
424 views

How to have a chroot system mount shared with its host?

Say I chrooted into ~/myroot with its /mnt being bind-mounted from the host's /mnt. Now (from within the chroot environment) I want to e.g. mount /dev/something /mnt/something such that not only the ...
2
votes
3answers
701 views

Monitor via SSH and execute local script upon change detection

I have an environment where I can SSH into a Linux machine via Cygwin, but not the other way around due to a security policy out of my control. I need to automate tasks on the Windows machine but ...
0
votes
1answer
439 views

Periodically sync local folders using rsync (no symlinks!)

I am using Dropbox to have an online backup of some data. However I want to encrypt my data before uploading it to Dropbox. Therefore I have created a TrueCrypt container and I am using rsync to ...
8
votes
3answers
1k views

rsync most recent x GB

I'm looking for a command/script to allow the most recently modified files (up to) 10GB be copied to another computer. So if there are 4 files 4 GB each, only 2 of them should be transferred by the ...