For packing files (or applications, or anything) as John suggested (#2), I
recommend FPM. It's really easy to create an rpm, deb, or whatever quickly
without having to learn the arcane options for each package builder. It's
not considered suitable for distribution-quality packages but I do not
think that is a problem here. https://github.com/jordansissel/fpm


Rob Nelson
rnels...@gmail.com

On Wed, Dec 13, 2017 at 11:57 AM, jcbollinger <john.bollin...@stjude.org>
wrote:

>
>
> On Tuesday, December 12, 2017 at 11:17:20 AM UTC-6, n.be...@gaijin.ru
> wrote:
>>
>>
>> We have a problem with very slow work puppetserver.
>>
>>
>> We have ~300 nodes, master runs on a server with 24 cores and 20 GB of
>> memory.
>>
>> Pappet agent log:
>> [...]
>> Time:
>> [...]
>>              File: 4466.81
>>             Total: 4810.97
>>    Config retrieval: 75.19
>>           Service: 8.01
>> Version:
>>            Config: 1513029567
>>            Puppet: 4.4.1
>>
>>
> Your log shows very long runtime (80+ minutes) for the Puppet *agent*.
> That's neither puppetserver nor the master.
>
> The vast majority of the agent runtime is consumed in syncing File
> resources.  That tells me that you are syncing an enormous volume of files,
> and possibly also a great number of them.  You will find numerous previous
> discussions of such problems in this group; here are the usual
> recommendations:
>
>    1. Prefer to reserve File resources for smallish numbers of smallish
>    files.  Config files are the sweet spot for this resource type.
>    2. Prefer to package files and manage them via Package resources, as
>    opposed to recursively syncing directories full of files, or otherwise
>    syncing large numbers of related files.
>    3. Avoid syncing temporary files.  If you use a File resource to
>    manage a file, then it should be one that will remain on the system,
>    because if you remove it (or modify it) then Puppet will just sync it again
>    on the next run.  This can mean leaving a file in place that otherwise you
>    would remove.
>    4. If you must manage a large file via a File resource then consider
>    specifying a different `checksum` attribute for it.  The default is md5,
>    but 'md5lite' will be faster and still give an ok test for modification.
>    Or you can even go with 'mtime', which is very fast, but is susceptible to
>    both false positives and false negatives.
>
>
> Your log also shows a longish runtime (75 seconds) for catalog retrieval.
> The `stat()` calls in your strace suggest that you're using the 'eyaml'
> Hiera back end, and this does add overhead.  If you're storing all your
> Hiera data in the eyaml back end, then it may add a lot of overhead.  I
> suggest using eyaml only for those data that actually need to be kept in
> confidence, and among them, only those for which the general access
> controls provided by the master's system are insufficient.  Configure the
> standard back end too, and use it for the rest of your data.  There may be
> other issues, too, such as the system load from all those File transfers,
> but I see no details that point me to specific server-side problems.
>
>
> John
>
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