----- Original Message -----
From: "Emil Mikulic" <[email protected]>
To: <devl at freenetproject.org>
Sent: Friday, October 12, 2001 8:32 AM
Subject: [freenet-devl] A New Wrinkle


> Here's something I haven't seen in my freenet.log before:
> 12-Oct-01 8:37:41 AM (Freenet.message.NodeMessage, Thread-103): UniqueID
probably got scrambled! Throwing away.
> 12-Oct-01 8:37:47 AM (Freenet.message.NodeMessage, Thread-103): UniqueID
probably got scrambled! Throwing away.
>
> Any ideas what it means and what's causing it?

Well, yes. We are hunting down the heisenbug, a tricky beast that messes up
the UniqueIDs on the various messages and wreaks havoc all over freenet. In
searching for the bug, we are taking all of the messages we get with such
properties as a UniqueID scrambling we have seen and just throwing the chain
away. The logic behind this is that we are passing MASSIVE amounts of these
scrambled messages, and i just didn't want to see them any more.

Now, if you get the word PANIC anywhere in your log file, then tell us
immedietly - we have killed off forwarding these scrambled messages, so now
we should be able to see them getting gented in the wild.

Oskar also committed something to cvs very recently which will flag whenever
we get one of these packets with a very verbose message to the logger and
stderr. Also, the log format of that exact error has changed as well in the
next as-of-yet unreleased cvs build.

Note: this bug has been around for months. It is now that we are giving
great effort into stamping it out as the beastly JVM error it is.

> I'm using Kaffe and freenet-latest.jar (size 813,990 bytes and
> current as of 23:31 12 Oct 2001 GMT +1000).

-Mathew


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