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wojtekt 2019-01-04 14:25:55 +01:00
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sig-scalability/slos/slos.md
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@ -109,7 +109,7 @@ Prerequisite: Kubernetes cluster is available and serving.
| __WIP__ | Latency of programming a single (e.g. iptables on a given node) in-cluster load balancing mechanism, measured from when service spec or list of its `Ready` pods change to when it is reflected in load balancing mechanism, measured as 99th percentile over last 5 minutes | In default Kubernetes installation, 99th percentile of (99th percentiles across all programmers (e.g. iptables)) per cluster-day<sup>[1](#footnote1)</sup> <= X | [Details](./network_programming_latency.md) |
| __WIP__ | Latency of programming a single in-cluster dns instance, measured from when service spec or list of its `Ready` pods change to when it is reflected in that dns instance, measured as 99th percentile over last 5 minutes | In default Kubernetes installation, 99th percentile of (99th percentiles across all dns instances) per cluster-day<sup>[1](#footnote1)</sup> <= X | [Details](./dns_programming_latency.md) |
| __WIP__ | In-cluster network latency from a single prober pod, measured as latency of per second ping from that pod to "null service", measured as 99th percentile over last 5 minutes. | In default Kubernetes installataion with RTT between nodes <= Y, 99th percentile of (99th percentile over all prober pods) per cluster-day<sup>[1](#footnote1)</sup> <= X | [Details](./network_latency.md) |
| __WIP__ | In-cluster dns latency from a single prober pod, measured as latency of per second DNS lookup for "null service" from that pod, measured as 99th percentile over last 5 minutes. | In default Kubernetes installataion with RTT between nodes <= Y, 99th percentile of (99th percentile over all prober pods) per cluster-day<sup>[1](#footnote1)</sup> <= X |
| __WIP__ | In-cluster dns latency from a single prober pod, measured as latency of per second DNS lookup for "null service" from that pod, measured as 99th percentile over last 5 minutes. | In default Kubernetes installataion with RTT between nodes <= Y, 99th percentile of (99th percentile over all prober pods) per cluster-day<sup>[1](#footnote1)</sup> <= X | [Details](./dns_latency.md) |
<a name="footnote1">\[1\]</a> For the purpose of visualization it will be a
sliding window. However, for the purpose of reporting the SLO, it means one