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authorAlex Auvolat <alex@adnab.me>2023-01-26 15:30:36 +0100
committerAlex Auvolat <alex@adnab.me>2023-01-26 15:30:36 +0100
commitc7d0ad0aa0e492b913c5dda8ff1a7ad5a579fb3a (patch)
tree77a3bab6c1a68ace9591ea737274c3a47b0a690b /src/rpc/system_metrics.rs
parentefb6b6e868be1be0725125485810ce96e74ed124 (diff)
downloadgarage-c7d0ad0aa0e492b913c5dda8ff1a7ad5a579fb3a.tar.gz
garage-c7d0ad0aa0e492b913c5dda8ff1a7ad5a579fb3a.zip
Add local disk usage to exported prometheus metricsreport-disk-usage
Diffstat (limited to 'src/rpc/system_metrics.rs')
-rw-r--r--src/rpc/system_metrics.rs44
1 files changed, 44 insertions, 0 deletions
diff --git a/src/rpc/system_metrics.rs b/src/rpc/system_metrics.rs
index d96b67e4..83f5fa97 100644
--- a/src/rpc/system_metrics.rs
+++ b/src/rpc/system_metrics.rs
@@ -1,14 +1,31 @@
+use std::sync::atomic::{AtomicU64, Ordering};
+use std::sync::Arc;
+
use opentelemetry::{global, metrics::*, KeyValue};
/// TableMetrics reference all counter used for metrics
pub struct SystemMetrics {
pub(crate) _garage_build_info: ValueObserver<u64>,
pub(crate) _replication_factor: ValueObserver<u64>,
+ pub(crate) _disk_avail: ValueObserver<u64>,
+ pub(crate) _disk_total: ValueObserver<u64>,
+ pub(crate) values: Arc<SystemMetricsValues>,
+}
+
+#[derive(Default)]
+pub struct SystemMetricsValues {
+ pub(crate) data_disk_total: AtomicU64,
+ pub(crate) data_disk_avail: AtomicU64,
+ pub(crate) meta_disk_total: AtomicU64,
+ pub(crate) meta_disk_avail: AtomicU64,
}
impl SystemMetrics {
pub fn new(replication_factor: usize) -> Self {
let meter = global::meter("garage_system");
+ let values = Arc::new(SystemMetricsValues::default());
+ let values1 = values.clone();
+ let values2 = values.clone();
Self {
_garage_build_info: meter
.u64_value_observer("garage_build_info", move |observer| {
@@ -28,6 +45,33 @@ impl SystemMetrics {
})
.with_description("Garage replication factor setting")
.init(),
+ _disk_avail: meter
+ .u64_value_observer("garage_local_disk_avail", move |observer| {
+ match values1.data_disk_avail.load(Ordering::Relaxed) {
+ 0 => (),
+ x => observer.observe(x, &[KeyValue::new("volume", "data")]),
+ };
+ match values1.meta_disk_avail.load(Ordering::Relaxed) {
+ 0 => (),
+ x => observer.observe(x, &[KeyValue::new("volume", "metadata")]),
+ };
+ })
+ .with_description("Garage available disk space on each node")
+ .init(),
+ _disk_total: meter
+ .u64_value_observer("garage_local_disk_total", move |observer| {
+ match values2.data_disk_total.load(Ordering::Relaxed) {
+ 0 => (),
+ x => observer.observe(x, &[KeyValue::new("volume", "data")]),
+ };
+ match values2.meta_disk_total.load(Ordering::Relaxed) {
+ 0 => (),
+ x => observer.observe(x, &[KeyValue::new("volume", "metadata")]),
+ };
+ })
+ .with_description("Garage total disk space on each node")
+ .init(),
+ values,
}
}
}