mutt seems laggy to resume on v.2.x

[tech-lists]

Hi,

On Thu, Nov 26, 2020 at 09:01:03AM +1100, Cameron Simpson wrote:
>A way to check this would be to have another window open running:
>
>    strace -p pid-of-idle-mutt-process
>
>Get that ready. Wait for idleness. Resume. See where it stalls.
>
>If that is hard to observe interactively, strace has options for
>including timestamps in the trace output, you could do the resume and
>then scroll back looking for the stall in the timestamps.

Unfortunately strace (do you mean devel/strace) appears to be broken:

root at rpi4:/usr/ports/devel/strace# make
===>  strace-4.5.18_1 is marked as broken: Uses procfs-based process debugging.
*** Error code 1

Is there an equivalent tool?

thanks,
-- 
J.
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