Limiting network file transfer throughput with rsync


Warning: count(): Parameter must be an array or an object that implements Countable in /nfs/c01/h05/mnt/6385/domains/uhleeka.com/html/blog/wp-content/plugins/uhleeka-codebox/uhleeka-codebox.php on line 65

To transfer a large amount of data (200GB) across a 100mbps network without saturating the connection, I used rsync with the –bwlimit=KBps flag.

Transferring from Windows to Ubuntu 9.04, I first mounted the windows share:

sudo mkdir /mnt/winshare
sudo mount -t smbfs -o username=user,password=pass //winserver/share /mnt/winshare

Next, run rsync with a specified bwlimit. Optionally, unmount the share

sudo rsync -vrR --delete --delete-excluded --bwlimit=6144 /mnt/winshare/* /destination/
sudo umount /mnt/winshare

Read More »