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feat(pkg/operator): sort endpoints in reconciler for better perf #5943

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merged 4 commits into from
Jan 12, 2024
Merged

feat(pkg/operator): sort endpoints in reconciler for better perf #5943

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1c0c8b5
feat(pkg/operator): sort endpoints in reconciler for better perf
hainenber Dec 9, 2023
8f7c774
Merge branch 'main' into sort-kubelet-endpoints
hainenber Dec 19, 2023
36b0b38
Merge branch 'main' into sort-kubelet-endpoints
tpaschalis Jan 9, 2024
4673e46
Merge branch 'main' into sort-kubelet-endpoints
tpaschalis Jan 12, 2024
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2 changes: 2 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,8 @@ Main (unreleased)

- Add an option to the windows static mode installer for expanding environment vars in the yaml config. (@erikbaranowski)

- Sort kubelet endpoint to reduce pressure on K8s's API server and watcher endpoints. (@hainenber)

### Bugfixes

- Fix an issue in `remote.s3` where the exported content of an object would be an empty string if `remote.s3` failed to fully retrieve
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7 changes: 7 additions & 0 deletions pkg/operator/kubelet.go
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Expand Up @@ -3,6 +3,7 @@ package operator
import (
"context"
"fmt"
"sort"

"github.com/go-kit/log"
"github.com/go-kit/log/level"
Expand Down Expand Up @@ -126,6 +127,12 @@ func getNodeAddrs(l log.Logger, nodes *core_v1.NodeList) (addrs []core_v1.Endpoi
if failed {
return nil, fmt.Errorf("failed to get the address from one or more nodes")
}

// Sort endpoints to reduce performance cost on endpoint watchers
sort.SliceStable(addrs, func(i, j int) bool {
return addrs[i].IP < addrs[j].IP
})

return
}

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