[FIXED] Stream / KV lookups fail after decreasing history size. #4656
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…s not skipping dbit entries. This could result in lookups failing, e.g. after a change in max msgs per subject to a lower value. Also fixed a bug that would not prperly update psim during compact when throwing away the whole block and a subject had more than one message. Signed-off-by: Derek Collison <derek@nats.io>
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Fixed a bug that was not correctly selecting next first because it was not properly skipping new dbit entries.
This could result in lookups failing, e.g. after a change in max msgs per subject to a lower value.
Also fixed a bug that would not properly update our psim during compact when throwing away the whole block and a subject had more than one message.
Signed-off-by: Derek Collison derek@nats.io
Resolves: #4643