Re: too many lstat() syscalls, therefore too many IOPS

[Frank Crawford]

On Wed, 2021-05-12 at 13:01 +0200, Eric L. Zolf wrote:
...
> 
> There is no real way to improve the situation, rdiff-backup goes as
> fast 
> as it can and I personally don't know an I/O-equivalent of "nice"
> (and 
> if you limit the I/O, the backup will be even slower).

The I/O equivalent of "nice" is "ionice" and you probably want to set
it to the "idle" class, i.e. "ionice -c idle rdiff-backup ..."

This will run when other activities are not doing I/O, and yes it will
run slower, on a system that is doing other I/O tasks.

Regards
Frank