[rrd-users] Increase length of RRD variable data, without losing preexisting data?

[Alexander Moisseev]

On 05.04.19 4:02, strombrg wrote:
> 
> Hi.
> 
> I have a few df free variables I'm watching using rrdtool, EG
> df_complex-free.rrd
> 
> They currently all retain data for 12 weeks.
> 
> Is there a good way to increase that to 52 weeks, without losing the data
> already there?
> 
You need to increase number of rows of the corresponding RRAs. It can be accomplished by using `rrdtool tune` or `rrdtool resize`.