[rancid] Cisco flash changes observed after 1st time install

[heasley]

Fri, Jan 29, 2016 at 09:51:07PM +0000, c4632 at comcast.net:
> New user here, no luck via Google, hoping someone here has seen this behavior. 
> 
> Rancid 3.1 on CentOS 6.7 
> 
> I got my first Rancid instance up and noticed the following in the diff: 
> 
> - !Flash: 294 4096 Jan 29 2016 03:02:19 LOCAL-CA-SERVER 
> + !Flash: 294 4096 Jan 29 2016 09:01:46 LOCAL-CA-SERVER 
> - !Flash: 3868 282 Jan 29 2016 03:02:19 LOCAL-CA-SERVER/LOCAL-CA-SERVER.crl 
> + !Flash: 3870 282 Jan 29 2016 09:01:46 LOCAL-CA-SERVER/LOCAL-CA-SERVER.crl 
> 
> This happened a few times through the night, the only thing changing is the timestamp. 
> 
> I'm hoping someone here can advise if either: 
> a) this is normal and there is a way to suppress this from triggering a diff report, or 
> b) I should be concerned and rancid is telling me so. 

I do not know why those would change automatically, but it is likely that it
is regularly re-writing it; cisco has had bugs like this many times.  A new
IOS may fix it.  Do you have another device with which you can compare it?