Re: [Bloat] [Codel] found another good use for a queue today, possibly

2018-11-28 Thread Dave Taht
Jonathan Morton writes: >>> "polylog(n)-wise Independent Hash Function". OK, my google-foo fails >>> me: The authors use sha1, would something lighter weight suit? > >> The current favorite in DPDK land seems to be Cuckoo hashing. >> It has better cache behavior than typical chaining. > > That

Re: [Bloat] [Codel] found another good use for a queue today, possibly

2018-11-26 Thread Jonathan Morton
>> "polylog(n)-wise Independent Hash Function". OK, my google-foo fails >> me: The authors use sha1, would something lighter weight suit? > The current favorite in DPDK land seems to be Cuckoo hashing. > It has better cache behavior than typical chaining. That paper describes an improved variant

Re: [Bloat] [Codel] found another good use for a queue today, possibly

2018-11-26 Thread Stephen Hemminger
On Mon, 26 Nov 2018 18:17:32 -0800 Dave Taht wrote: > I had been investigating various hashing schemes for speeding up the > babeld routing protocol daemon, and dealing with annoying bursty cpu > behavior (resizing memory, bursts of packets, thundering herds of > retractions), and, although it's