forked from Deuxfleurs/garage
112 lines
3.6 KiB
Rust
112 lines
3.6 KiB
Rust
use opentelemetry::{global, metrics::*};
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use garage_db as db;
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use garage_db::counted_tree_hack::CountedTree;
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/// TableMetrics reference all counter used for metrics
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pub struct BlockManagerMetrics {
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pub(crate) _rc_size: ValueObserver<u64>,
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pub(crate) _resync_queue_len: ValueObserver<u64>,
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pub(crate) _resync_errored_blocks: ValueObserver<u64>,
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pub(crate) resync_counter: BoundCounter<u64>,
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pub(crate) resync_error_counter: BoundCounter<u64>,
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pub(crate) resync_duration: BoundValueRecorder<f64>,
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pub(crate) resync_send_counter: Counter<u64>,
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pub(crate) resync_recv_counter: BoundCounter<u64>,
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pub(crate) bytes_read: BoundCounter<u64>,
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pub(crate) block_read_duration: BoundValueRecorder<f64>,
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pub(crate) bytes_written: BoundCounter<u64>,
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pub(crate) block_write_duration: BoundValueRecorder<f64>,
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pub(crate) delete_counter: BoundCounter<u64>,
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pub(crate) corruption_counter: BoundCounter<u64>,
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}
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impl BlockManagerMetrics {
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pub fn new(rc_tree: db::Tree, resync_queue: CountedTree, resync_errors: CountedTree) -> Self {
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let meter = global::meter("garage_model/block");
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Self {
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_rc_size: meter
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.u64_value_observer("block.rc_size", move |observer| {
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if let Ok(Some(v)) = rc_tree.fast_len() {
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observer.observe(v as u64, &[])
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}
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})
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.with_description("Number of blocks known to the reference counter")
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.init(),
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_resync_queue_len: meter
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.u64_value_observer("block.resync_queue_length", move |observer| {
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observer.observe(resync_queue.len() as u64, &[])
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})
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.with_description(
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"Number of block hashes queued for local check and possible resync",
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)
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.init(),
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_resync_errored_blocks: meter
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.u64_value_observer("block.resync_errored_blocks", move |observer| {
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observer.observe(resync_errors.len() as u64, &[])
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})
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.with_description("Number of block hashes whose last resync resulted in an error")
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.init(),
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resync_counter: meter
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.u64_counter("block.resync_counter")
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.with_description("Number of calls to resync_block")
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.init()
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.bind(&[]),
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resync_error_counter: meter
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.u64_counter("block.resync_error_counter")
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.with_description("Number of calls to resync_block that returned an error")
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.init()
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.bind(&[]),
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resync_duration: meter
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.f64_value_recorder("block.resync_duration")
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.with_description("Duration of resync_block operations")
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.init()
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.bind(&[]),
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resync_send_counter: meter
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.u64_counter("block.resync_send_counter")
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.with_description("Number of blocks sent to another node in resync operations")
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.init(),
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resync_recv_counter: meter
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.u64_counter("block.resync_recv_counter")
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.with_description("Number of blocks received from other nodes in resync operations")
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.init()
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.bind(&[]),
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bytes_read: meter
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.u64_counter("block.bytes_read")
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.with_description("Number of bytes read from disk")
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.init()
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.bind(&[]),
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block_read_duration: meter
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.f64_value_recorder("block.read_duration")
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.with_description("Duration of block read operations")
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.init()
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.bind(&[]),
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bytes_written: meter
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.u64_counter("block.bytes_written")
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.with_description("Number of bytes written to disk")
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.init()
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.bind(&[]),
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block_write_duration: meter
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.f64_value_recorder("block.write_duration")
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.with_description("Duration of block write operations")
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.init()
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.bind(&[]),
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delete_counter: meter
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.u64_counter("block.delete_counter")
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.with_description("Number of blocks deleted")
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.init()
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.bind(&[]),
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corruption_counter: meter
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.u64_counter("block.corruption_counter")
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.with_description("Data corruptions detected on block reads")
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.init()
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.bind(&[]),
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}
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}
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}
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