diff options
Diffstat (limited to 'src/block/metrics.rs')
| -rw-r--r-- | src/block/metrics.rs | 12 |
1 files changed, 11 insertions, 1 deletions
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, &[]) |