Fix refresh optimization for realtime get in mixed cluster #48151
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dnhatn
added
>bug
:Distributed Indexing/Engine
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Pinging @elastic/es-distributed (:Distributed/Engine) |
dnhatn
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ywelsch
approved these changes
Oct 16, 2019
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Thanks @ywelsch. |
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We might not have sequence numbers in a mixed cluster between 6.8 and 5.6. In this case, we should refresh unconditionally; otherwise, we can apply the refresh optimization. An alternative is to use translog locations instead of the local checkpoint for this optimization.
Closes #48114