DHCP restart with bulk lease data

[Sten Carlsen]

> On 29 Oct 2019, at 11.20, sthaug at nethelp.no wrote:
> 
>> The main thing I am facing the issue is when the data is too high like
>> 50-60k leases in the file, the dhcpd service restart is taking more time
>> (nearly 5-6 minutes) some times nearly 10-11 mins
> 
> If a dhcpd restart with 50 - 60k leases takes 5-6 minutes or more,
> you're doing something wrong. With a decent disk subsystem this is
> expected to take a few *seconds* (5 - 10 seconds would be my estimate
> based on what we see here with a larger leases file).

Could there be issues with file permissions?

My guess is that the temporary file written can not be renamed because dhcpd does not have write permissions?

> 
> Steinar Haug, Nethelp consulting, sthaug at nethelp.no
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