Page History

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RemoteLogManager copies transaction index along with the respective log segment earlier to loglast-stable-offset. This is used by the followers to return aborted transactions in fetch requests with isolation level as READ_COMMITTED. We may not need to copy producer-id-snapshot as we are copying only segments earlier to loglast-stable-offset. 

Consumer Fetch Requests

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If the target timestamp is
ListOffsetRequest.EARLIEST_TIMESTAMP (value as -2) returns logStartOffset of the log.
ListOffsetRequest.LATEST_TIMESTAMP(value as-1) returns loglast-stable-offset or log-end-offset based on the isolation level in the request.

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