diff options
| -rw-r--r-- | src/block/manager.rs | 3 | ||||
| -rw-r--r-- | src/block/metrics.rs | 12 | ||||
| -rw-r--r-- | src/table/data.rs | 8 | ||||
| -rw-r--r-- | src/table/metrics.rs | 38 |
4 files changed, 57 insertions, 4 deletions
diff --git a/src/block/manager.rs b/src/block/manager.rs index c23d7a59..28523a93 100644 --- a/src/block/manager.rs +++ b/src/block/manager.rs @@ -123,7 +123,8 @@ impl BlockManager { .netapp .endpoint("garage_block/manager.rs/Rpc".to_string()); - let metrics = BlockManagerMetrics::new(resync.queue.clone(), resync.errors.clone()); + let metrics = + BlockManagerMetrics::new(rc.rc.clone(), resync.queue.clone(), resync.errors.clone()); let (scrub_tx, scrub_rx) = mpsc::channel(1); diff --git a/src/block/metrics.rs b/src/block/metrics.rs index 477add66..fbef95af 100644 --- a/src/block/metrics.rs +++ b/src/block/metrics.rs @@ -1,9 +1,11 @@ use opentelemetry::{global, metrics::*}; +use garage_db as db; use garage_db::counted_tree_hack::CountedTree; /// TableMetrics reference all counter used for metrics pub struct BlockManagerMetrics { + pub(crate) _rc_size: ValueObserver<u64>, pub(crate) _resync_queue_len: ValueObserver<u64>, pub(crate) _resync_errored_blocks: ValueObserver<u64>, @@ -23,9 +25,17 @@ pub struct BlockManagerMetrics { } impl BlockManagerMetrics { - pub fn new(resync_queue: CountedTree, resync_errors: CountedTree) -> Self { + pub fn new(rc_tree: db::Tree, resync_queue: CountedTree, resync_errors: CountedTree) -> Self { let meter = global::meter("garage_model/block"); Self { + _rc_size: meter + .u64_value_observer("block.rc_size", move |observer| { + if let Ok(Some(v)) = rc_tree.fast_len() { + observer.observe(v as u64, &[]) + } + }) + .with_description("Number of blocks known to the reference counter") + .init(), _resync_queue_len: meter .u64_value_observer("block.resync_queue_length", move |observer| { observer.observe(resync_queue.len() as u64, &[]) diff --git a/src/table/data.rs b/src/table/data.rs index 3212e82b..93da2110 100644 --- a/src/table/data.rs +++ b/src/table/data.rs @@ -58,7 +58,13 @@ where .expect("Unable to open DB tree"); let gc_todo = CountedTree::new(gc_todo).expect("Cannot count gc_todo_v2"); - let metrics = TableMetrics::new(F::TABLE_NAME, merkle_todo.clone(), gc_todo.clone()); + let metrics = TableMetrics::new( + F::TABLE_NAME, + store.clone(), + merkle_tree.clone(), + merkle_todo.clone(), + gc_todo.clone(), + ); Arc::new(Self { system, diff --git a/src/table/metrics.rs b/src/table/metrics.rs index 3a1783e0..8318a84f 100644 --- a/src/table/metrics.rs +++ b/src/table/metrics.rs @@ -5,6 +5,8 @@ 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>, @@ -20,9 +22,43 @@ pub struct TableMetrics { pub(crate) sync_items_received: Counter<u64>, } impl TableMetrics { - pub fn new(table_name: &'static str, merkle_todo: db::Tree, gc_todo: CountedTree) -> Self { + 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", |