Message replays on Key shared subscription are breaking ordering #7108
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merlimat
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codelipenghui,
ivankelly,
jerrypeng,
rdhabalia,
sijie and
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codelipenghui
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Jun 6, 2020
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Note: this is based on top of #6791, #7104, #7105, #7106 and #7107. Once these are merged, I'll rebase here. For the sake of this review, check commit 3afe89bMotivation
When doing replays, the key shared dispatcher is relying on the
ConcurrentSortedLongPairSetfor getting message ids in order. That set though is only doing a best-effort sorting, resulting in out of order errors. We need to ensure the ordering.