Fluid disk limits?

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minecraft 1.20.1
forge 47.4.16
ae2 15.4.10
AE Additions 5.1.1

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i have approximately 190 buckets of various liquids, modded and unmodded, not sure why its so far past the limit or if this a known issue?

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Further info here, calculation or display is 3 decimals off:

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this is ~16k buckets of water, specifically, decide what you want if this is correct or what with the 16k disk