perfSONAR User Q&A and Other Discussion

[Otto J Wittner <>]

Hi,

... and the https://github.com/perfsonar/perfsonar-testpoint-docker 
project might also be of some help, (but you've probably already been 
there.)

O2

On 20.06.2023 16:31, Luke Whitworth wrote:
> Cheers Mark,
>
> I hadn’t really approached syslog so that makes sense…..cheers for the 
> pointer.
>
> Luke
>
> *From: *Mark Feit <>
> *Date: *Tuesday, 20 June 2023 at 15:29
> *To: *Luke Whitworth <>, 
>  <>
> *Subject: *Re: Testpoint container for rpi4
>
> Luke Whitworth writes:
>
> Warning:  This is no doubt a huge mess, there’s probably much better 
> ways to do this and running the container throws errors repeatedly such as:
>
>   …
>
> OSError: [Errno 9] Bad file descriptor
>
> FileNotFoundError: [Errno 2] No such file or directory
>
> Those errors are indicative of syslog clients being unable to connect to 
> the log socket.  The entry point script attempts (and fails) to start 
> “rysylog” instead of “rsyslog” and that socket ends up not existing.
>
> If I can offer a couple of suggestions:
>
>   * Shell scripts should always have the -e switch in effect so they die
>     immediately when something fails.  This error would have torpedoed
>     the container before it got off the ground.  The trade-off is that
>     you have to take explicit steps to make sure the shell doesn’t exit
>     on failures you don’t care about.
>   * Consider custom-configuring rsyslog so it sends log message to
>     another server over the network.  That will cut down on disk write
>     activity.
>
> --Mark
>
>
> --
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--
Otto J Wittner, PhD, Senior Engineer
https://sikt.no     +47 99550566