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[DNM] benchmarking: higher-resolution metrics

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This commit is contained in:
Christian Schwarz
2024-09-04 16:08:55 +00:00
parent c545b6a936
commit 2831e6ed28
1 changed files with 4 additions and 1 deletions
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5
pageserver/src/metrics.rs
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@@ -99,7 +99,10 @@ pub(crate) static VEC_READ_NUM_LAYERS_VISITED: Lazy<Histogram> = Lazy::new(|| {
register_histogram!(
"pageserver_layers_visited_per_vectored_read_global",
"Average number of layers visited to reconstruct one key",
vec![1.0, 4.0, 8.0, 16.0, 32.0, 64.0, 128.0, 256.0, 512.0, 1024.0],
vec![
1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0, 13.0, 14.0, 15.0, 16.0,
32.0, 64.0, 128.0, 256.0, 512.0, 1024.0
],
)
.expect("failed to define a metric")
});