17
votes
2answers
910 views

What's the advantage of synchronizing UID/GID across Linux machines?

Before I plunge into the depths of how to synchronize UID's/GID's across my different Linux machines, I would like to know what is actually the benefit? I know that this keeps file synchronization ...
0
votes
2answers
69 views

File synchronization between local server and a remote web server

I have a local(in office) web server which acts as a testing platform for my website. Also its working as a SVN server to manage my websites code. Also there's a remote web server where my actual web ...
0
votes
2answers
50 views

Keep Ubuntu 12.04 Servers synced

we┬┤re having two exactly same VM Ubuntu 12.04 Servers. One is used for development, the other as live server. When new developments are accepted by the client changes have to be transfered to the live ...
1
vote
0answers
203 views

csync2 Config command failed error

I've installed csync2 on two nodes with the following config: nossl * *; group cluster { host node1; host (node2); # Slave host key /etc/csync2/csync2.key; include /home; ...
3
votes
1answer
166 views

rsync copying entire files instead of difference

I have 2 remote folder containing few files. I am using rsync to sync the 2. The thing is that on the first server files are strictly just APPENDED with new data every day. When I call rsync it seems ...
0
votes
1answer
107 views

Is there a linux remote fs driver (nfs/sshfs/cifs/etc) that also keeps a local copy and fails over to the local copy?

I need to keep some static web mirrors synced in as close to realtime as possible, but I also want it to be somewhat fail-safe (or at least not obvious to the visitors), so if the file server goes ...
1
vote
1answer
2k views

Open LDAP and ActiveDirectory synchronization

I have been searching on google for a while to find out the best way to synchronize the user database between OpenLDAP and an ActiveDirectory, but with not a clear results ! What i want to achieve ...
1
vote
0answers
36 views

Synchronising local XML files with Remote FTP and Vice Versa

I have developed a website in php/codeigniter that takes data from sage xml files. I have SAGE xml files on my remote sever that I am using on my website for data extraction.I am reading and writing ...
0
votes
2answers
73 views

Is there a server distro with the capability of syncing live data to multiple machines?

Scenario: I have a main server that is used for pagebuilding/storing master data, and is accessed by a few clients on site. This company also has multiple branches with their own server that that ...
3
votes
3answers
1k views

Syncing user accounts across multiple servers

I have been wondering if there is a better way to manage user accounts across multiple servers. At the moment, I have a main user account (e.g. 'user') on my home/dev machine, and for each server I ...
2
votes
1answer
303 views

rsync server side limit bandwidth/connection

In a VOIP application, I have upto 3000 clients rsync audio files from there linux server in a daily, server is placed at a data center (10Mbps in/out bound), the server works as a VOIP sip server ...
3
votes
2answers
831 views

csync2 ERROR: Connection to remote host failed

I was unable to find any articles to answer this question, so my best bet was to post this here: Scenario We have 2x application servers in production hosting a PHP website and I would like some ...
1
vote
1answer
812 views

How do I setup unison to sync a folder one way

I have a 1tb NAS that has a 1tb usb external hard attached I have prepared the file system on the usb disk and mounted it I want to 100% sync my data from my nas to the usb disk - but I want it to ...
0
votes
1answer
85 views

How can I sync /var/foo/ on one Linux machine with the same folder on another machine?

Initially Ubuntu One looked perfect but it only seems to be able to sync folders in my home directory. I want a way to sync any folder of my choosing on one system with any folder on another system.
0
votes
1answer
706 views

Get WebDav uploading progress and status (Linux, davfs2)

I am using WebDAV on Linux box with davfs2 1.4.6. When I copy a file to a mounted WebDAV service, it is goes rather fast, just like a regular local drive operation. And it actually is, because the ...
2
votes
2answers
601 views

sync two huge filesystems

I need to sync two huge file systems regularly in one direction. Both sides run linux with full root access. My preferred solution: I can read the list of changed files and directories and sync only ...
1
vote
1answer
141 views

Is there better soulution to synchronize time between machines than ptpd? [closed]

I'm working on Debian machines in local network, and I'm using ptpd to synchronize them as much as possible. Is there a better solution (working on GNU/Linux) to get them even more synchronized over ...
0
votes
2answers
267 views

How to implement data synchronization/multiplication across multiple servers?

We have a website that runs on multiple web servers. Those servers need to be in synchronization - program files and user uploaded data should be present on both servers. For now this is implemented ...
1
vote
2answers
3k views

rsync : transferring files in one direction only

Is it possible to use rsync to copy files in one direction only? For example, suppose we have: left/a.txt right/a.txt where the files are initially identical. If one then modifies right/a.txt, ...
2
votes
2answers
398 views

cloud hosted sync with free file system integration

I'm currently using wuala for remote storage / sync, and while I dislike their GUI greatly (and their poor support for headless systems), they have one amazing feature where a virtual disk (windows) ...
3
votes
1answer
140 views

Syncing files from multiple sources to a master copy based on modification time

I use rsync to bring files from multiple servers to a "master copy". Sometimes the same file has different content in different sources. What I want is to keep the last modified one. I wish rsync had ...
3
votes
5answers
949 views

very fast file syncing software

I am searching for a very fast file syncing software to synchronize data across multiple machines, across multiple sites. Something like Dropbox or Spideroak. The software should fulfill the ...
1
vote
3answers
785 views

How do I sync configuration between my ubuntu servers? And how do I automatically restart services when their configuration changes?

First of, I'm fairly new to this whole linux thing... So be gentle. The setup: I have a couple of Ubuntu servers... A pair of DNS servers running Bind, and a pair of servers running Nginx and HAProxy ...
2
votes
3answers
379 views

Easy way to wait for reboot of a host from a script?

I have a script running on machine A that needs to trigger the reboot of machine B and then wait until machine B is fully back up. This actually needs to happen multiple times in succession, so ...
2
votes
2answers
213 views

Is it safe to alter the underlying encrypted files for a live mounted ecryptfs volume?

I want to do live synchronization of an encrypted directory with a server, such that the server only sees encrypted data. Suppose I put the underlying ecryptfs data in: /home/user/.Private And I ...
0
votes
3answers
195 views

How to transfer differences between local and remote directory using a disk

I have several large directories containing hundreds of GB of files that I'd like to keep synchronized between home at work. Rsync is the obvious choice for transferring new files (both machines are ...
25
votes
6answers
37k views

How to interrupt software raid resync?

I want to interrupt a running resync operation on a debian squeeze software raid. (This is the regular scheduled compare resync. The raid array is still clean in such a case. Do not confuse this with ...
0
votes
2answers
714 views

Synchronize files and preserve permissions/owners

Greetings, I've been using Dropbox on Ubuntu 10.04 and while initially it was working very well for synchronizing a local copy of my website with the remote site, it didn't do so well when it came to ...
3
votes
6answers
361 views

Simple Distributed Disconnected way to sync a directory

I want to start regularly backup my home directory on my ubuntu laptop, machine X. Suppose I have access to 2 different remote (linux) servers that I can backup to, machines A & B. Machine X will ...
2
votes
3answers
239 views

Keeping personal config files synchronised across multiple Ubuntu/SLES servers

I've recently started at a new job with a heterogenous server environment, i.e. about a 50/50 split between Windows and Linux (mostly Ubuntu, but a handful are SLES). My previous experience with *nix ...
0
votes
2answers
92 views

Synchronizing processes accross two servers

I have different processes that have to be run sequentially, but they are on two different servers. In short here what I want to do: 1. Run Process 1 on Server A 2. Run Process 2 on Server B 3. Run ...
4
votes
1answer
173 views

Hot/Lukewarm mail server setup

We have two mailservers ("dubone" and "dubdeuce"), one does all the work while the other sits idle. We want to have a setup where if dubone is busy or down, dubdeuce can accept/reject/filter emails ...
3
votes
5answers
2k views

File synchronization for Ubuntu Server

I'm planning on setting up two Ubuntu Servers as backup solutions where people can store images and documents. What I have in mind is that if a user saves/updates a file on a specific directory(Samba ...
3
votes
7answers
7k views

Simple one-way synchronisation of user password list between servers

Using a RedHat-derivative distro (CentOS), I'd like to keep the list of regular users (UID over 500), and group (and shadow files) pushed to a backup server. The sync is only one-way, from the main ...
5
votes
4answers
870 views

Linux User Synchronization [closed]

What would you recommend as a way to manage users in a small Linux network, so that users only need to be created on one machine with them synchronized automatically on the others. Some are laptops ...