[Jool-list] NAT64 performance

[Michael Richardson]

Sander Steffann <sander at steffann.nl> wrote:
    > From this it seems that the session table is a performance
    > bottleneck. Not surprising for a stateful protocol :-)  But because
    > Jool still creates new sessions but starts dropping packets of existing
    > sessions it also seems that session creation has a higher priority than
    > packet forwarding. Could it be that session creation locks the session
    > table, and that the increased size of the table keeps the locks blocked
    > for longer and longer?

    > Q1: any disagreements with my interpretation? ;-)

Sounds right to me.

    > Q2: what can we do to improve this?

Lockless/LRU structures?


--
]               Never tell me the odds!                 | ipv6 mesh networks [
]   Michael Richardson, Sandelman Software Works        | network architect  [
]     mcr at sandelman.ca  http://www.sandelman.ca/        |   ruby on rails    [

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