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1
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2answers
45 views

Is it possible to synchronization real time date from source to destination?

We want to copy ~800GB of data from a source server to destination server using rsync. I was wondering if its safe to use rsync without shutting down source server application? Can rsync handle real ...
0
votes
0answers
21 views

Scheduler for a system call in linux to execute some event

I am thinking about a use case. I want a script that will start up my Linux system, open a particular website and then shut down automatically. Is it possible to create a scheduler for my system? As ...
-1
votes
0answers
14 views

synchronise two separate imap accounts [closed]

i wish to keep two IMAP accounts in sync. i don't really want to do mail forwarding, and whilst the external POP3 fetching in gmail works, the frequency of updates is rather slow. so i guess what i ...
54
votes
5answers
55k 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) ...
1
vote
2answers
45 views

bi-directional sync with rsync

I am trying to setup bi-direction or two way sync with rsync. In my case I only need to delete the files when syncing from B to A. So, I was thinking of running rsync twice as follow : rsync -rtuv ...
1
vote
1answer
790 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). ...
9
votes
5answers
6k views

Note taking app that can sync both android and Linux

I've been looking high and low for an Evernote alternative for Linux. I know I can use Everpad or Evernote in WINE but they don't work natively. Any note-taking app would be fine as long as it can ...
10
votes
3answers
5k views

Why is my EC2 server's time off by ~10 seconds every day?

I have what I believe is a system file, /etc/cron.daily/ntpupdate which runs ntpdate ntp.ubuntu.com daily to sync with the network time. Every day it generates output very similar to this: ...
4
votes
2answers
128 views

How do I sync files between two drives?

What command can check that a directory contains the same files as another directory, all the files are up to date and copy any updated files or new files to the first directory. It should not care ...
0
votes
0answers
8 views

fsync () get the impact of road /proc/sys/vm/drop_caches?

I have been testing the service life of TLC(1000write) SD card (4GB). SD card has been formatted with a fat partition. I am a write (), fsync () on a file of 10M SD card repeatedly. 1st (10M): ...
9
votes
5answers
1k 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
vote
1answer
25 views

rsync exclude directory not working, when also scanning for only *.php files

Im trying to rsync all the .PHP and .HTML files from any directory inside of /home/ . However in /home/site2/public_html/cache_old/ there are .html files that i do not want to include in the sync ...
1
vote
0answers
15 views

Does rsync\duplicity real write files on mounted storage?

I've got an external storage, which is mounted as cifs: $: mount ... //somespace/backup on /mnt/backup type cifs (rw) ... And I have write some file: $: rsync /home/user/files /mnt/backup or $: ...
1
vote
0answers
24 views

Is there any way to syncronize notifications between a Linux desktop and iOS?

I use notify-send and dunst for my notification system on my desktop. After a research, I found out that there are a few commercial solutions for sending push notifications to iOS devices, and I even ...
0
votes
1answer
36 views

Sync muliple PCs with Unison

I need to sync 3 computers between each other in same way as Dropbox does e.g. if file changed on one pc others reflect this change as well. So i have choosen Unison. And found that it works perfect ...
15
votes
8answers
8k views

How do I copy all files and directories except certain ones over ssh?

Using the Linux command line, I use the scp command to copy up all the files and folders from a certain directory. However, I don't like to consume wasted bandwidth for copying up things I rarely ...
0
votes
1answer
66 views

Requiring a script to sync ramdisk before and after reboot

On a specific machine I use a lot of RAM to serve websites really fast directly from RAM (which by the way is working amazingly well). For this I have mounted a ramdisk in /etc/fstab (in debian 7, via ...
2
votes
2answers
5k 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
0answers
7 views

Korganizer synchronization

I use Korganizer in my main laptop and in my secondary laptop - both runs netrunner linux. Recently the main went kaboom and i realize the necessity of having a way to synchronize my data accress ...
1
vote
1answer
65 views

Signal execution details

I am reading some Linux documentation about 'signals' and I still have these questions making noise in my mind: 1) A 'signal' handler execution is done when the 'target' process receives its ...
3
votes
1answer
631 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 ...
1
vote
1answer
46 views

Preserve date modified on directories / folders with rsync

I am trying to backup a failing hard drive and rsync would be ideal due to the features it has such as progress indicator and ability to stop and resume. The one issue I am having is that while file ...
2
votes
0answers
232 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 ...
9
votes
3answers
2k views

sharing or synchronizing history between Zsh and Bash

I often find myself switching between Bash and Zsh, and using the history search functionality to recover a command. However, since Bash and Zsh have different history files, I often find that the ...
2
votes
1answer
93 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 the VM is about 5 minutes delayed from Windows (windows ...
2
votes
2answers
157 views

rsync option to exclude partial files

We are using rsync to sync two folders on same machine. Files will be written to a source folder from another application. We have the problem that, even if a file is not completely written/copied to ...
1
vote
1answer
21 views

Do `lsof` listings include unsynced/delayed writes?

As a follow up to an answer about unsynced files i was wondering if lsof counts delayed writes as open files? If an application has closed a file, but the file is not yet physically on the device, ...
1
vote
1answer
39 views

How to achieve a bi-directional sync of userN files by user1 while keeping mtimes?

user1 wants to do a bi-directional sync between 2 machines. user1 is a member of group2 and has a non-privileged ssh tunnel. There are lots of files and dirs such as: rwxrwx--- userN group2 ...
2
votes
1answer
32 views

Waiting for two events

I have the following requirement: I have a script executing every N hours which downloads a file via wget, and then does some processing (outputing results to several files). Once this is finished, it ...
1
vote
2answers
83 views

Compare folder to folder structure

I have my camera's 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 ...
0
votes
2answers
59 views

Does ntpd have a default driftfile?

I have an embedded Linux with busybox's ntpd. My ntpd.conf is tinker panic 0 server pool.ntp.org iburst server 0.pool.ntp.org iburst server 1.pool.ntp.org iburst restrict default kod nomodify notrap ...
2
votes
2answers
721 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 ...
0
votes
0answers
28 views

How do load balanced mail servers function with each other and clients?

If there are two mail servers running postfix/dovecot as both primary in a load balanced configuration, how do they function with each other and with clients? For example, my DNS record will look ...
1
vote
2answers
90 views

Duplicate stdin to stdout and stderr, but in a synchronized way

I need to duplicate the stdout of a producer and feed it to two consumer in a synchronized fashion. consumer 1 producer | duplicator | consumer 2 ...
1
vote
1answer
47 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
vote
0answers
42 views

What does raw_spinlock mean? [closed]

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 ...
2
votes
0answers
30 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
vote
1answer
176 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
0answers
33 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 ...
3
votes
2answers
119 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
vote
1answer
42 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 ...
2
votes
1answer
393 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: ...
7
votes
2answers
1k 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 ...
0
votes
0answers
21 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, ...
3
votes
2answers
65 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 ...
1
vote
2answers
77 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 ...
14
votes
5answers
21k 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 ...
0
votes
2answers
1k 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 ...
7
votes
1answer
768 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
208 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 = ...