Re: [Proftpd-user] Exceptional slowness and lost connections 1.3.6b vs 1.3.5e

Tony Stocker <[email protected]>
Newsgroups gmane.network.proftpd.user
Message-ID <CACLi31VPje3P2znQ8uUt8hstBbT0PYTCJH4K9z7kVwJdys=fTQ@mail.gmail.com>
On Thu, Dec 5, 2019 at 10:00 AM Matus UHLAR - fantomas
<[email protected]> wrote:

> this could be issue of mod_delay, try using "DelayEngine off"

I implemented this statement and it did not change behavior.

> Passive mode or port mode? Can be an ipv6 issue.

Passive mode with a defined set of passive ports (64000-65000)

> >The system in question is running CentOS 6.10 (Final) with the latest
> >kernel, 2.6.32-754.24.3.el6.x86_64.
>
> quite old system. can be something with this system as long.

System is still supported, doesn't EOL until next November. No issues
with 1.3.5e, only with subsequent versions.

> can you try debugging? run proftpd interactively "proftpd -nd10"
> and see the results..

I've done this and ran the system for approximately ten (10) minutes
capturing debug output. Should I sanitize and post it (it's
approximately 10 MiB in size uncompressed)? Or is there something
specific I should look for in the file and post?

> http://www.proftpd.org/docs/howto/Debugging.html
> --


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