To see the status from rsync, you can use lsof:
lsof -ad3-999 -c rsync
Output:
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME rsync 8097 root 3r REG 252,17 404832 7559983121 /srv/data/safematix rsync 8097 root 4u unix 0xffff8806f4447080 0t0 85225 type=STREAM rsync 8097 root 5u unix 0xffff8806f4444ec0 0t0 85226 type=STREAM rsync 8098 root 3u unix 0xffff880738502580 0t0 77431 type=STREAM rsync 8099 root 4u unix 0xffff880738500b40 0t0 77432 type=STREAM