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allocator: lower default IO overload threshold #113667

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Merged
craig merged 1 commit into from
Nov 16, 2023
Merged

allocator: lower default IO overload threshold #113667

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10 changes: 5 additions & 5 deletions pkg/kv/kvserver/allocator/allocatorimpl/allocator_scorer.go
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Original file line number Diff line number Diff line change
Expand Up @@ -74,12 +74,12 @@ const (
// DefaultReplicaIOOverloadThreshold is used to avoid allocating to stores with an
// IO overload score greater than what's set. This is typically used in
// conjunction with IOOverloadMeanThreshold below.
DefaultReplicaIOOverloadThreshold = 0.8
DefaultReplicaIOOverloadThreshold = 0.4

// DefaultLeaseIOOverloadThreshold is used to shed leases from stores with an
// IO overload score greater than this threshold. This is typically used in
// conjunction with IOOverloadMeanThreshold below.
DefaultLeaseIOOverloadThreshold = 0.5
// DefaultLeaseIOOverloadThreshold is used to block lease transfers to stores
// with an IO overload score greater than this threshold. This is typically
// used in conjunction with IOOverloadMeanThreshold below.
DefaultLeaseIOOverloadThreshold = 0.3

// DefaultLeaseIOOverloadShedThreshold is used to shed leases from stores
// with an IO overload score greater than the this threshold. This is
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