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28 views

What does raw_spinlock mean? [on hold]

I was studying struct raw_spinlock which is in the /usr/src/linux/include/linux/spinlock_types.h was like this: typedef struct raw_spinlock { arch_spinlock_t raw_lock; #ifdef ...
1
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1answer
19 views

Syncing folders where multiple files are partially changed

I have following directory structure on remote machine ALLLibs/LibA/LibA.1 ALLLibs/LibA/LibA.2 ALLLibs/LibB/LibB.1 ALLLibs/LibB/LibB.4 for info LibA.1 and LibA.2 are version of a directory, ...
1
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2answers
64 views

Compare folder to folder structure

I have my cameras SD card with pictures and films. On my home box, I have a folder structure with directory names like this: images/YYYY-MM-description, sometimes there are subfolders with varying ...
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2answers
32 views

rsync option to exclude partial files

We are using rsync to sync two folders on same machine. Files will be written to source folder from another application. We have problem that, even file not completely written/copied to the source ...
2
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0answers
25 views

Can I make cross-computer sharing compatible with tinfoil-hat security (password managers, email, etc.)

Preface: I realize the following is asking for tinfoil-hat type security, but I'm really curious for answers to my questions -- not suggestions to enable two-factor logons on gmail, etc. and call it a ...
1
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0answers
17 views

date/time setting does not work after unplugging power adapter or sudden power cut

For some reason, I want to configure the date/time in my Linux (CentOS 6.5) to be different from the REAL date/time, but the setting won't work if I turn my computer(desktop not laptop if this ...
2
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1answer
47 views

Time is not synchronized in Linux VM

I am using one Linux VM through VNC viewer from my Windows machine. What I am seeing is that time between two is not synchronized, it seems that VM is somewhat 5 minutes delayed from Windows(windows ...
3
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2answers
47 views

how can I sync a specific device? [duplicate]

Is there a way to sync a specific device in Linux? This would be used to ensure that, e.g., writes to a USB thumb drive have taken place without waiting for queued writes from a video processing job ...
1
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1answer
30 views

How to avoid recursive directory traversal for syncing two directories? [closed]

I see a lot of useless recursive directory traversal in: rsync unison owncloud All above application (and many more) do recursive directory traversal over and over again. Since the application ...
0
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0answers
18 views

Suggested server for Tomboy synchronization

I'm using Tomboy on my desktop and Conboy on my phone (N900). I'd like to synchronize them with a remote server (I don't want to set up my own server for the time being) Now with Snowy discontinued, ...
1
vote
1answer
64 views

lsyncd: Is it possible to sync individual files from a list?

I want to sync certain files from one linux system to another using lsyncd. The files are not confined to one directory, neither do I want all files from a directory. Specifically I'm trying to make ...
1
vote
1answer
281 views

How to sync bookmarks (favourites) between Google Chrome and Chromium

I'm new to the world of Raspberry 2 and Linux and I have install Chromium on the Raspberry. I did this because I thought it would be a good way to access my Google Chrome Bookmarks (Favourites). ...
3
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2answers
59 views

Use USB to synchronize large directory between two disconnected servers

I'd like to synchronize a large directory between two disconnected servers with a USB device that's too small to hold the entire directory. Each server has a majority of the data and the changed files ...
7
votes
2answers
318 views

How to sync two folders with command line tools?

Having migrated to Linux from Windows, I would like to find an alternative software to Winmerge or rather learn command line tools to compare and sync two folders on Linux. I would be grateful if you ...
1
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2answers
43 views

Separate bashrc file for ssh sessions to avoid Unison Errors

Recently my Unison started throwing up some strange error whenever I tried to sync between my laptop and my PC. I realized that I had added a line in bashrc that would print my pending tasks whenever ...
6
votes
1answer
465 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 ...
1
vote
2answers
35 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 ...
0
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0answers
13 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 ...
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0answers
199 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. ...
3
votes
2answers
156 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 ...
0
votes
1answer
139 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
1answer
39 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
vote
1answer
43 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
votes
1answer
26 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
vote
1answer
58 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
33 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
187 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
vote
1answer
86 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
114 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
287 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
vote
1answer
200 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
148 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
vote
1answer
1k 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
301 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: ...
25
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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 ...
0
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0answers
149 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 ...
1
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1answer
82 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
votes
0answers
157 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
136 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: @ ...
2
votes
1answer
68 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
votes
0answers
214 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 ...
0
votes
0answers
197 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
2k 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
votes
1answer
54 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
2k 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
791 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
493 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
95 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 ...
2
votes
1answer
2k 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
vote
1answer
624 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 ...