Unless I've mis-understood all the emails and reports about this, it affects low-bandwidth queues, not low-bandwidth interfaces. In other words, limiting traffic to 50Mbps on a 1Gb link will work fine, limiting it to 50kbps on the same link will not.
Yes/no? -Adam On August 21, 2014 12:03:12 PM CDT, Stuart Henderson <s...@spacehopper.org> wrote: >On 2014-08-21, Federico Giannici <giann...@neomedia.it> wrote: >> We are using a firewall/qos server with a lot of HFSC queues. >> We have just switched to the new queueing system of 5.5. >> We'd like to get rid of custom kernels because now there is no longer > >> the limit of 64 HFSC classes, but I have recently read that there are > >> still limits to the efficacy of the queueing system with the standard > >> 100 HZ in systems with high speed connections. >> >> Is this still true? >> If so, is there some way to calculate, or at least have an idea, of >the >> minimum HZ value required for a given output speed and queues >parameters? >> >> Thanks. >> >> > >Queues with the default HZ are OK with high speed connections. The >problem >is with *low* speed connections. I don't know how to calculate values >though. -- Sent from my Android device with K-9 Mail. Please excuse my brevity.