On Thu, 8 Mar 2018, at 02:36, Andrew Lunn wrote: > > What else can I try? > > Do you have transparent huge pages enabled? > > ~$ cat /sys/kernel/mm/transparent_hugepage/enabled > [always] madvise never > > If so, could you disable it with: > > echo never > /sys/kernel/mm/transparent_hugepage/enabled > > and run your rsync command.
I'll check this at the next opportunity. Also, I'm comfortable with patching and compiling kernels if necessary.