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Tracking/limiting memory allocator (#1192)

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This commit is contained in:
s0me0ne-unkn0wn
2023-11-03 16:48:41 +01:00
committed by GitHub
parent 8cfbee706d
commit cd2d5d2579
19 changed files with 569 additions and 58 deletions
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polkadot/node/core/pvf/src/metrics.rs
+20
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@@ -93,6 +93,10 @@ impl Metrics {
metrics.preparation_max_resident.observe(max_resident_kb);
metrics.preparation_max_allocated.observe(max_allocated_kb);
}
metrics
.preparation_peak_tracked_allocation
.observe((memory_stats.peak_tracked_alloc / 1024) as f64);
}
}
}
@@ -110,10 +114,14 @@ struct MetricsInner {
execution_time: prometheus::Histogram,
#[cfg(target_os = "linux")]
preparation_max_rss: prometheus::Histogram,
// Max. allocated memory, tracked by Jemallocator, polling-based
#[cfg(any(target_os = "linux", feature = "jemalloc-allocator"))]
preparation_max_allocated: prometheus::Histogram,
// Max. resident memory, tracked by Jemallocator, polling-based
#[cfg(any(target_os = "linux", feature = "jemalloc-allocator"))]
preparation_max_resident: prometheus::Histogram,
// Peak allocation value, tracked by tracking-allocator
preparation_peak_tracked_allocation: prometheus::Histogram,
}
impl metrics::Metrics for Metrics {
@@ -271,6 +279,18 @@ impl metrics::Metrics for Metrics {
)?,
registry,
)?,
preparation_peak_tracked_allocation: prometheus::register(
prometheus::Histogram::with_opts(
prometheus::HistogramOpts::new(
"polkadot_pvf_preparation_peak_tracked_allocation",
"peak allocation observed for preparation (in kilobytes)",
).buckets(
prometheus::exponential_buckets(8192.0, 2.0, 10)
.expect("arguments are always valid; qed"),
),
)?,
registry,
)?,
};
Ok(Metrics(Some(inner)))
}