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[Issue 7554][broker] Split message ranges by ledger ID and store them in individualDeletedMessages #7861
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nkurihar
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lbenc135
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…Messages (apache#7861) Fixes apache#7554 ### Motivation As mentioned in apache#7554, the class of `individualDeletedMessages` is different between Pulsar 2.3.2 (and earlier) and 2.4.0 (and later). This causes some of ranges contained in `individualDeletedMessages` to be lost when the version of Pulsar is upgraded, and a large number of messages that have already been acked can be redelivered to consumers. Also, even if the Pulsar version is 2.4.0 or later, the same phenomenon occurs when the value of `managedLedgerUnackedRangesOpenCacheSetEnabled` is switched from false to true. ### Modifications If the list of individually deleted message ranges loaded from ZK contains ranges that span different ledgers, split the ranges by ledger ID and store them in `individualDeletedMessages`. As a result, information about deleted message ranges is never lost and messages that have already been acked will not be redelivered.
lbenc135
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Sep 5, 2020
…Messages (apache#7861) Fixes apache#7554 ### Motivation As mentioned in apache#7554, the class of `individualDeletedMessages` is different between Pulsar 2.3.2 (and earlier) and 2.4.0 (and later). This causes some of ranges contained in `individualDeletedMessages` to be lost when the version of Pulsar is upgraded, and a large number of messages that have already been acked can be redelivered to consumers. Also, even if the Pulsar version is 2.4.0 or later, the same phenomenon occurs when the value of `managedLedgerUnackedRangesOpenCacheSetEnabled` is switched from false to true. ### Modifications If the list of individually deleted message ranges loaded from ZK contains ranges that span different ledgers, split the ranges by ledger ID and store them in `individualDeletedMessages`. As a result, information about deleted message ranges is never lost and messages that have already been acked will not be redelivered.
lbenc135
pushed a commit
to lbenc135/pulsar
that referenced
this pull request
Sep 5, 2020
…Messages (apache#7861) Fixes apache#7554 ### Motivation As mentioned in apache#7554, the class of `individualDeletedMessages` is different between Pulsar 2.3.2 (and earlier) and 2.4.0 (and later). This causes some of ranges contained in `individualDeletedMessages` to be lost when the version of Pulsar is upgraded, and a large number of messages that have already been acked can be redelivered to consumers. Also, even if the Pulsar version is 2.4.0 or later, the same phenomenon occurs when the value of `managedLedgerUnackedRangesOpenCacheSetEnabled` is switched from false to true. ### Modifications If the list of individually deleted message ranges loaded from ZK contains ranges that span different ledgers, split the ranges by ledger ID and store them in `individualDeletedMessages`. As a result, information about deleted message ranges is never lost and messages that have already been acked will not be redelivered.
wolfstudy
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Oct 30, 2020
…Messages (#7861) Fixes #7554 ### Motivation As mentioned in #7554, the class of `individualDeletedMessages` is different between Pulsar 2.3.2 (and earlier) and 2.4.0 (and later). This causes some of ranges contained in `individualDeletedMessages` to be lost when the version of Pulsar is upgraded, and a large number of messages that have already been acked can be redelivered to consumers. Also, even if the Pulsar version is 2.4.0 or later, the same phenomenon occurs when the value of `managedLedgerUnackedRangesOpenCacheSetEnabled` is switched from false to true. ### Modifications If the list of individually deleted message ranges loaded from ZK contains ranges that span different ledgers, split the ranges by ledger ID and store them in `individualDeletedMessages`. As a result, information about deleted message ranges is never lost and messages that have already been acked will not be redelivered. (cherry picked from commit 0b7f034)
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Fixes #7554
Motivation
As mentioned in #7554, the class of
individualDeletedMessages
is different between Pulsar 2.3.2 (and earlier) and 2.4.0 (and later). This causes some of ranges contained inindividualDeletedMessages
to be lost when the version of Pulsar is upgraded, and a large number of messages that have already been acked can be redelivered to consumers.Also, even if the Pulsar version is 2.4.0 or later, the same phenomenon occurs when the value of
managedLedgerUnackedRangesOpenCacheSetEnabled
is switched from false to true.Modifications
If the list of individually deleted message ranges loaded from ZK contains ranges that span different ledgers, split the ranges by ledger ID and store them in
individualDeletedMessages
.As a result, information about deleted message ranges is never lost and messages that have already been acked will not be redelivered.