Rankings Stable
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It seems that both 1v1 and melee now shows "Rankings Stable" instead of "Rankings Not stable".
I once thought that "Rankings Not Stable" is hardcoded to show that the rankings are never stable so one should always run more battles.
But today is the first time I noticed "Rankings Stable", quite surprising.
So, what's the mechanism behind "Rankings Stable" and "Rankings Not Stable"? Is "Rankings Stable" displayed whenever every bot gets a full pairings?
Your observation coincide with mine. Once all bots paired with each other at least once, the ranking get the stable status. Sometimes it does not happen for a long time because of missing bots or some bots crashing with a newer version of robocode. This is why the participants list sometimes get pruned.
If the ranking is unstable for a long time, I usually look which bot is missing a pair and search for a reason in the rumble client log.
Usually, stabilization takes about a day for each new bot.
Yeah, Monk gets an incorrect url for nearly half a year, making newly updated bots missing that pairing. And in 1v1 there are more bots having problems with current settings (robocode 1.9.2.5 and Java 8).
Should we have a clean up, or create a new rumble to remove bots having compatibility problem, which only adds noice to the rumble?