Re: long latencies on fedpkg srpm

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On Thu, Jul 31, 2025 at 05:31:02PM -0600, Leo Sandoval wrote:
> This week I am experimenting long latencies when running 
> 
> `fedpkg srpm`
> 
> (around 5 minutes, real time).
> 
> `strace -c fedpkg srpm` is telling me that the 'wait4' syscall is the one
> consuming most of the time (85%)

You'll need to use 'strace -f ...' to follow whatever subprocess it is
waiting for.

Also 'dnf update fedpkg fedora-packager python3-rpkg' to make sure
you're at the latest version.

> My network connection is not the fastest but running the rhpkg srpm I 
> basically got instant results.  Also, I am not sure if these delays started
> after the data center move but perhaps that may be a factor.
> 
> Any idea how to debug this one?

For me, long delays like this are always kerberos.  'fedpkg srpm'
needs to check and/or download the sources, so it's plausible that
kerberos is being used.  Anyway in case you want to discount kerberos
as being the problem you can do:

KRB5_TRACE=/dev/stdout fedpkg srpm

(for me that prints nothing extra).

Rich.

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