Re: mbsync slow gmail All Email folder with +100K emails

[Oswald B. <osw...@gm...>]

On Mon, Apr 18, 2022 at 10:34:29AM +0200, Martin Clausen wrote:
>Looking at the output from mbsync --debug there is not a lot of
>network traffic, [...] So it appears that the slowness is local.
>
that's weird, as mbsync is generally network-bound.

>Any idea how I can speed things up?
>
not without you finding out where the time is spent.
top/iotop/iftop for starters - where does mbsync stand out?
finding out during which execution phase the time is spent is the next 
step; `strace -tt mbsync ...` or `mbsync -D ... | ts "%H:%M:%.S"` would 
provide clues.