EFS.sh

root@642dc10588ea:/var/www/html# find . -type f | wc -l
11035

root@642dc10588ea:/var/www/html# tar cfv /tmp/oc.tar --one-file-system -C /usr/src/owncloud .
root@642dc10588ea:/var/www/html# du -h /tmp/oc.tar 
98M	/tmp/oc.tar

root@642dc10588ea:/var/www/html# time tar cfv - --one-file-system -C /usr/src/owncloud . | tar xf - -k
real	0m36.628s

root@3ca68be0000d:/var/www/html# time rsync -v -a /usr/src/owncloud/ ./
...
sent 92,443,454 bytes  received 214,821 bytes  151,278.82 bytes/sec
total size is 92,798,757  speedup is 1.00

real	10m12.542s

root@3ca68be0000d:/var/www/html# time rsync -v --ignore-existing -a /usr/src/owncloud/ ./
sending incremental file list

sent 252,592 bytes  received 1,578 bytes  8,333.44 bytes/sec
total size is 92,798,757  speedup is 365.11

real	0m30.348s

root@3ca68be0000d:/var/www/html# cd /usr/src/owncloud
root@3ca68be0000d:/var/www/html# find . -name '*' > /tmp/files.txt
root@3ca68be0000d:/var/www/html# cd /tmp
root@3ca68be0000d:/var/www/html# split -l 5 files.txt
root@3ca68be0000d:/var/www/html# time find /tmp/ -name 'x*' | xargs -P 1000 -L 1 -I% rsync -av --files-from=% /usr/src/owncloud/ /var/www/html/

real	1m06.124s