[tor-relays] DirPort DOS activity against Fallback Directories

[Logforme]

>
>Just looked over a sample of FallBackDir relays in Relay Search and
>it appears this excess-load abuse is directed at them in particular.
>Some fall-back directories show more than a month of excess request
>traffic, presumably on the DirPort.  Logs here indicate six weeks
>of abuse escalating in increments.
How can I find this information on my relay? 
(855BC2DABE24C861CD887DB9B2E950424B49FC34)

The only weird stuff I've noticed is that memory usage have doubled. 
>From 1.5GB to 3GB. Bandwidth is pegged at times, but not excessively so.