issue: #36490
After the query node changes from a delegator to a worker, proxy should
skip this querynode's health check.
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
issue: #35859
This PR introduce two new param: toleranceFactor and checkRequestNum,
after every checkRequestNum request has been assigned, try to compute
querynode's workload score.
if the diff is less than the toleranceFactor, replica selection policy
will fallback to round_robin, which reduce the average cost to about
500ns.
if the diff is larger than the toleranceFactor, replica selection policy
will compute querynode's score to select the target node with smallest
score in every assigment.
---------
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
issue: #30531
cause get client from `shardClientMgr`, doesn't means query node is
unavailable. because of the ref counter policy in `shardClientMgr`,
which will clean the client, if no collection use qn as shard leader.
This PR fix that set node unreachable when get shard client failed.
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
wei liu
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