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block: maximum number of simultaneous reads

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This commit is contained in:
Alex Auvolat
2025-09-13 17:38:06 +02:00
parent 2b007ddea3
commit 5cf354acb4
4 changed files with 54 additions and 0 deletions
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src/block/metrics.rs
+6
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@@ -22,6 +22,7 @@ pub struct BlockManagerMetrics {
pub(crate) bytes_read: BoundCounter<u64>,
pub(crate) block_read_duration: BoundValueRecorder<f64>,
pub(crate) block_read_semaphore_timeouts: BoundCounter<u64>,
pub(crate) bytes_written: BoundCounter<u64>,
pub(crate) block_write_duration: BoundValueRecorder<f64>,
pub(crate) delete_counter: BoundCounter<u64>,
@@ -119,6 +120,11 @@ impl BlockManagerMetrics {
.with_description("Duration of block read operations")
.init()
.bind(&[]),
block_read_semaphore_timeouts: meter
.u64_counter("block.read_semaphore_timeouts")
.with_description("Number of block reads that failed due to semaphore acquire timeout")
.init()
.bind(&[]),
bytes_written: meter
.u64_counter("block.bytes_written")
.with_description("Number of bytes written to disk")