Does #rsync usually vary very much in transfer speeds when transferring files? Moved some files today and transfer speed varied from 1 Mb/s to 110 Mb/s with very random sudden drops in speed.
Discussion
Someone probably opened a fridge
yes this makes sense, it shows effective rate, so if it doesn’t need to copy parts of a file/dir it will count that towards its speed
That’s the delta calc it does to figure out what to copy/transfer? I don’t think that makes much sense in this scenario though, because this was about moving entire files that didn’t exist on the target path before
Another thing which can cause dramatic drops in transfer rate is when the file system memory cache on the receiving machine fills up and it starts having to go to the hardware device with all the writes instead of just filling memory. A `vmstat 5` running on the receiving end will show that ...