Dear Janne, thanks for the tip. I'll try it.
Cheers, Vitor Em sáb., 23 de set. de 2023 02:36, Janne Johansson <icepic...@gmail.com> escreveu: > Den fre 22 sep. 2023 kl 20:17 skrev vitmau...@gmail.com < > vitmau...@gmail.com>: > >> Hi, >> >> I used the command "cd /SRC && dump 0f - . | (cd /DST && restore -rf - )" >> as suggested by the "Disk Setup" section of the FAQ to transfer everything >> from one of my old hard disks to the one that should replace it. However, >> I'm stuck with something around 35 megabytes/s of speed transfer (measured >> using "systat -h io") following this path. If I use rsync, I get something >> around 70 megabytes/s (measured by both the "--progress" option and >> systat). Am I missing something? Is this to be expected? >> > > While I can't comment on the actual numbers, one thing one could consider > when restoring (from any medium/type) into a new empty file system is that > you can mount the destination fs async during the restore in order to speed > it up a bit. > > While running with async all the time is not a good idea, the reasoning > here is that if you get a half-restore (from some error you can fix) you > would want to restart the restore fully anyhow, so in that case async isn't > a problem while restoring. Then you need to remount or unmount the async so > that you are really sure it flushes all writes before you start running on > it, or rebooting. > > -- > May the most significant bit of your life be positive. >
