131 lines
4.2 KiB
Rust
131 lines
4.2 KiB
Rust
use opentelemetry::{global, metrics::*, KeyValue};
|
|
|
|
use garage_db as db;
|
|
use garage_db::counted_tree_hack::CountedTree;
|
|
|
|
/// TableMetrics reference all counter used for metrics
|
|
pub struct TableMetrics {
|
|
pub(crate) _table_size: ValueObserver<u64>,
|
|
pub(crate) _merkle_tree_size: ValueObserver<u64>,
|
|
pub(crate) _merkle_todo_len: ValueObserver<u64>,
|
|
pub(crate) _gc_todo_len: ValueObserver<u64>,
|
|
|
|
pub(crate) get_request_counter: BoundCounter<u64>,
|
|
pub(crate) get_request_duration: BoundValueRecorder<f64>,
|
|
pub(crate) put_request_counter: BoundCounter<u64>,
|
|
pub(crate) put_request_duration: BoundValueRecorder<f64>,
|
|
|
|
pub(crate) internal_update_counter: BoundCounter<u64>,
|
|
pub(crate) internal_delete_counter: BoundCounter<u64>,
|
|
|
|
pub(crate) sync_items_sent: Counter<u64>,
|
|
pub(crate) sync_items_received: Counter<u64>,
|
|
}
|
|
impl TableMetrics {
|
|
pub fn new(
|
|
table_name: &'static str,
|
|
store: db::Tree,
|
|
merkle_tree: db::Tree,
|
|
merkle_todo: db::Tree,
|
|
gc_todo: CountedTree,
|
|
) -> Self {
|
|
let meter = global::meter(table_name);
|
|
TableMetrics {
|
|
_table_size: meter
|
|
.u64_value_observer(
|
|
"table.size",
|
|
move |observer| {
|
|
if let Ok(Some(v)) = store.fast_len() {
|
|
observer.observe(
|
|
v as u64,
|
|
&[KeyValue::new("table_name", table_name)],
|
|
);
|
|
}
|
|
},
|
|
)
|
|
.with_description("Number of items in table")
|
|
.init(),
|
|
_merkle_tree_size: meter
|
|
.u64_value_observer(
|
|
"table.merkle_tree_size",
|
|
move |observer| {
|
|
if let Ok(Some(v)) = merkle_tree.fast_len() {
|
|
observer.observe(
|
|
v as u64,
|
|
&[KeyValue::new("table_name", table_name)],
|
|
);
|
|
}
|
|
},
|
|
)
|
|
.with_description("Number of nodes in table's Merkle tree")
|
|
.init(),
|
|
_merkle_todo_len: meter
|
|
.u64_value_observer(
|
|
"table.merkle_updater_todo_queue_length",
|
|
move |observer| {
|
|
if let Ok(v) = merkle_todo.len() {
|
|
observer.observe(
|
|
v as u64,
|
|
&[KeyValue::new("table_name", table_name)],
|
|
);
|
|
}
|
|
},
|
|
)
|
|
.with_description("Merkle tree updater TODO queue length")
|
|
.init(),
|
|
_gc_todo_len: meter
|
|
.u64_value_observer(
|
|
"table.gc_todo_queue_length",
|
|
move |observer| {
|
|
observer.observe(
|
|
gc_todo.len() as u64,
|
|
&[KeyValue::new("table_name", table_name)],
|
|
);
|
|
},
|
|
)
|
|
.with_description("Table garbage collector TODO queue length")
|
|
.init(),
|
|
|
|
get_request_counter: meter
|
|
.u64_counter("table.get_request_counter")
|
|
.with_description("Number of get/get_range requests internally made on this table")
|
|
.init()
|
|
.bind(&[KeyValue::new("table_name", table_name)]),
|
|
get_request_duration: meter
|
|
.f64_value_recorder("table.get_request_duration")
|
|
.with_description("Duration of get/get_range requests internally made on this table, in seconds")
|
|
.init()
|
|
.bind(&[KeyValue::new("table_name", table_name)]),
|
|
put_request_counter: meter
|
|
.u64_counter("table.put_request_counter")
|
|
.with_description("Number of insert/insert_many requests internally made on this table")
|
|
.init()
|
|
.bind(&[KeyValue::new("table_name", table_name)]),
|
|
put_request_duration: meter
|
|
.f64_value_recorder("table.put_request_duration")
|
|
.with_description("Duration of insert/insert_many requests internally made on this table, in seconds")
|
|
.init()
|
|
.bind(&[KeyValue::new("table_name", table_name)]),
|
|
|
|
internal_update_counter: meter
|
|
.u64_counter("table.internal_update_counter")
|
|
.with_description("Number of value updates where the value actually changes (includes creation of new key and update of existing key)")
|
|
.init()
|
|
.bind(&[KeyValue::new("table_name", table_name)]),
|
|
internal_delete_counter: meter
|
|
.u64_counter("table.internal_delete_counter")
|
|
.with_description("Number of value deletions in the tree (due to GC or repartitioning)")
|
|
.init()
|
|
.bind(&[KeyValue::new("table_name", table_name)]),
|
|
|
|
sync_items_sent: meter
|
|
.u64_counter("table.sync_items_sent")
|
|
.with_description("Number of data items sent to other nodes during resync procedures")
|
|
.init(),
|
|
sync_items_received: meter
|
|
.u64_counter("table.sync_items_received")
|
|
.with_description("Number of data items received from other nodes during resync procedures")
|
|
.init(),
|
|
}
|
|
}
|
|
}
|