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Optimise snapshot cache for late blocks (#2832)

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## Proposed Changes

In the event of a late block, keep the block in the snapshot cache by cloning it. This helps us process new blocks quickly in the event the late block was re-org'd.


Co-authored-by: Michael Sproul <michael@sigmaprime.io>
This commit is contained in:
Mac L
2021-12-06 03:41:31 +00:00
parent b5f2764bae
commit a7a7edb6cf
3 changed files with 123 additions and 9 deletions
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8
beacon_node/beacon_chain/src/metrics.rs
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@@ -18,6 +18,14 @@ lazy_static! {
"beacon_block_processing_successes_total",
"Count of blocks processed without error"
);
pub static ref BLOCK_PROCESSING_SNAPSHOT_CACHE_MISSES: Result<IntCounter> = try_create_int_counter(
"beacon_block_processing_snapshot_cache_misses",
"Count of snapshot cache misses"
);
pub static ref BLOCK_PROCESSING_SNAPSHOT_CACHE_CLONES: Result<IntCounter> = try_create_int_counter(
"beacon_block_processing_snapshot_cache_clones",
"Count of snapshot cache clones"
);
pub static ref BLOCK_PROCESSING_TIMES: Result<Histogram> =
try_create_histogram("beacon_block_processing_seconds", "Full runtime of block processing");
pub static ref BLOCK_PROCESSING_BLOCK_ROOT: Result<Histogram> = try_create_histogram(