[improve] [ml] compress individual ack info to make maintain more records #21105
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Motivation
Broker serialize
individualDeletedMessagesas an array(1:1..1:5000],(2:-1..3:5000],,(100:-1..100:5000], each ledger will have a separate record, even if multiple ledgers are contiguous.We can compress the contiguous records to one, such as
(1:1...100:5000]. This can make one entry maintain more data.Modifications
Compress the contiguous records to one to make one entry maintain more data.
Next to do: push another PR to compress the response of
pulsar-admin topics stats.In what cases would it be useful
(Highlight) Note: This patch will have a big impact and needs to be cherry-picked and reviewed carefully.
Documentation
docdoc-requireddoc-not-neededdoc-completeMatching PR in forked repository
PR in forked repository: x