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3
votes
1answer
31 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
106 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
177 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 ...
0
votes
2answers
281 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
38 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
vote
0answers
86 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 ...
1
vote
1answer
43 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
43 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 ...
3
votes
2answers
64 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
vote
1answer
175 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
88 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
0answers
142 views

How can I share a thunderbird profile between two computers?

I have two computer which run both debian sid. My problem is that I want to synchronize thunderbird(+lightning) (contacts+calendar+email) (icedove(+iceowl) in Debian) contents between these two ...
3
votes
1answer
228 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
78 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
289 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
93 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
135 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 ...
6
votes
2answers
66 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
139 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] ...
2
votes
0answers
92 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 ...
2
votes
2answers
57 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 ...
5
votes
4answers
119 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 ...
2
votes
1answer
129 views

Chrony 506 Cannot talk to daemon

I'm having trouble configuring chrony to sync the time between my raspberry pi and a desktop computer in an isolated network. My raspberry pi's chrony.config file looks like this: server master ...
1
vote
1answer
78 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
133 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
262 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
138 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
367 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 ...
0
votes
1answer
123 views

Get a clean list of files transferred from rsync

I'm trying to get an itemized list of files transferred by rsync. Using the -i and --out-format options, I'm instead ending up with output that looks like this: 3HMP1MO_001.tif 974.68K 100% ...
3
votes
1answer
216 views

Periodic filesystem replication wih snapshot

I'm looking for a non-realtime replication solution that supports periodic snapshot. Here's my current situation: I have 2 email servers running Ubuntu 12.04 LTS The mail server program I use is ...
0
votes
1answer
308 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
2answers
97 views

How to automatically apply changes in a folder to another?

Running Ubuntu 12.04, I work software "production" on certain folders and then I usually copy files I make up to another paths where I do the "deployment". For example, sometimes I produce some files ...
4
votes
1answer
5k 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 ...
1
vote
2answers
597 views

How do I kill 'repo sync' using crontab given it spawns many processes?

I need to 'repo sync' the Android source overnight, as my monthly bandwidth is limited. , I start the 'repo sync' at midnight, then want to kill it at 8am. The following is the command: 2 0 * * * ...
4
votes
2answers
304 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
265 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
4k 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, ...
2
votes
2answers
393 views

How does mdraid resync work?

I have two drives in a mirror (linux sw raid/mdadm); one drive somehow left the mirror in the past and its content is now several days old. At this moment, I'm using degraded mirror (with one drive ...
3
votes
4answers
502 views

Most Efficient way to back up/sync large directories over SSH

I'm looking to back up some large directories on a Dedicated Server to another Server on a daily basis using minimal bandwidth RSync looks like its up to the task but I'm unsure of the best command ...
4
votes
2answers
255 views

How can I synchronize processes started in different TMUX panes?

Consider this: tmux split-window -d program1 program2 # this program depends on some side effects produced by program1 In this case, program2 will start before program1 is ready. program1 will send ...
8
votes
4answers
3k 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 ...
2
votes
0answers
306 views

Best way to download dropbox folders to raspberry Pi

I'm trying to sync some folders to raspberry Pi. For now, I have a script that gets the dropbox folders using curl that runs every so often using cron (once every hour for most of the folders). I'm ...
4
votes
2answers
815 views

Syncing multiple home folders with dropbox and symlinks

To keep multiple computers synced with dropbox I tried the following. Approach A. -Computer 1: Install dropbox, dropbox folder: /Dropbox/ -Computer 1: Create symbolic link in that folder to home ...
8
votes
2answers
2k views

Why can an unpriviliged user execute the `sync` command?

Currently on Ubuntu Linux, but I noticed this on other OS's too. Apparently any user can execute the sync command, but why is this? I can only see the disadvantage: system slow down due to unnecessary ...
5
votes
1answer
3k views

Rsync — Itemized List of Changes

I've learned that with the -i option, I can get rsync to list all the changes it makes. I've been using it along with the -n or --dry-run options so that I can always learn about all expected changes ...
1
vote
2answers
424 views

Synchronize the files from One folder of a Server to other

I need a script in which Files of One server will be copied to other folder of another server ONLY AND ONLY IF the file on SOURCE SERVER file doesn't exist on DESTINATION SERVER. Further Detail ...
3
votes
2answers
315 views

syncing two maildirs

I have a server that I use to frequently get email from Google using offlineimap. the email is stored in a maildir format on this server. What tool can I use to sync this maildir with the local ...
2
votes
3answers
1k 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: ...
0
votes
1answer
661 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 ...
1
vote
1answer
177 views

rsync hardlink attempt copies

I've tried setting up a script to hardlink my files to my box.com account (as it's a backup of my music library). As I want to run it automatically to sync my music across several devices, I wanted to ...