"Related to this, it would be useful to get rsync to print out how much space is left on the SD for each pi. Maybe it could periodically do this while btcontrol --start is running, much as the web interface does."
Also,
"A command which will check each box and print a nested list of all DATE/SESSION/SET on each pi along with a count of how many photos are in each."
"This will allow the user to confirm that they actually have been recording data and not just wasting their time; to ensure that the number of photos roughly matches what they expect given the time they were recording and the frequency of taking photos; and later will allow them to check that all the photos have really been transferred by rsync."
"Related to this, it would be useful to get rsync to print out how much space is left on the SD for each pi. Maybe it could periodically do this while btcontrol --start is running, much as the web interface does."
Also,
"A command which will check each box and print a nested list of all DATE/SESSION/SET on each pi along with a count of how many photos are in each."
"This will allow the user to confirm that they actually have been recording data and not just wasting their time; to ensure that the number of photos roughly matches what they expect given the time they were recording and the frequency of taking photos; and later will allow them to check that all the photos have really been transferred by rsync."