Hello Sniffer Folks,

  I am working with version i8 now under test on our NT4 box. This
  version improves on i7 when under EXTREME load conditions
  approaching failure. Specifically wherever the Loop time approaches
  8 seconds. Most folks should never see conditions like this, but we
  push our server very, very hard, and so we have seen that version i7
  reaches a threshold under these conditions beyond which the load on
  the server can become unrecoverable.

  Version i8 solves this by altering the client timing limits when
  under these conditions so that failure conditions are more linear in
  this range... that is, when pushed in to this range the load on the
  server will tend to increase linearly rather than abruptly so that
  automatic recovery from these extreme conditions is possible.

  I expect that I will be able to publish version 2-3.0i8 within the
  next 2 hours.

Thanks,
_M

PS: I discovered these failure conditions after adjusting our gateway
Postfix configuration which had become bogged down with outbound
bounce messages et al. When the adjustments were complete the gateway
began the heavily load our IMail box and forced it into the failure
mode described above when the time to process a batch of messages
exceeded 8 seconds. Live and learn.



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