[nsd-users] NSD serves old serial after restart

[Jamie Landeg-Jones]

Anand Buddhdev via nsd-users <nsd-users at lists.nlnetlabs.nl> wrote:

> NSD has internally updated to serial 1660716050, but not yet saved it to 
> disk. By default, NSD writes out zone files only once per hour.

I presume that's to reduce I/O? Is there any reason why updates aren't
written as soon as the file they are replacing is older than 1 hour?

In other words, write as soon as possible unless we already had an update
written in the last hour.

Sorry if this is a dumb question!

Cheers, Jamie