feat: ledger size and cleanup metrics (#7335)
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@ -2,6 +2,7 @@
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use crate::result::{Error, Result};
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use solana_ledger::blocktree::Blocktree;
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use solana_metrics::datapoint_debug;
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use solana_sdk::clock::DEFAULT_SLOTS_PER_EPOCH;
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use solana_sdk::pubkey::Pubkey;
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use std::string::ToString;
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@ -55,11 +56,27 @@ impl LedgerCleanupService {
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blocktree: &Arc<Blocktree>,
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max_ledger_slots: u64,
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) -> Result<()> {
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let disk_utilization_pre = blocktree.storage_size();
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let (slot, _) = slot_full_receiver.recv_timeout(Duration::from_secs(1))?;
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if slot > max_ledger_slots {
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//cleanup
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blocktree.purge_slots(0, Some(slot - max_ledger_slots));
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}
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let disk_utilization_post = blocktree.storage_size();
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datapoint_debug!(
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"ledger_disk_utilization",
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("disk_utilization_pre", disk_utilization_pre as i64, i64),
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("disk_utilization_post", disk_utilization_post as i64, i64),
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(
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"disk_utilization_delta",
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(disk_utilization_pre as i64 - disk_utilization_post as i64),
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i64
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)
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);
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Ok(())
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}
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@ -1469,6 +1469,10 @@ impl Blocktree {
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// This means blocktree is empty, should never get here aside from right at boot.
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self.last_root()
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}
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pub fn storage_size(&self) -> u64 {
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self.db.storage_size()
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}
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}
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fn update_slot_meta(
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@ -1,6 +1,7 @@
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use crate::blocktree_meta;
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use bincode::{deserialize, serialize};
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use byteorder::{BigEndian, ByteOrder};
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use fs_extra::dir::get_size;
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use log::*;
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pub use rocksdb::Direction as IteratorDirection;
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use rocksdb::{
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@ -484,6 +485,7 @@ impl TypedColumn for columns::ErasureMeta {
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#[derive(Debug, Clone)]
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pub struct Database {
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backend: Arc<Rocks>,
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path: Arc<Path>,
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}
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#[derive(Debug, Clone)]
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@ -504,7 +506,10 @@ impl Database {
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pub fn open(path: &Path) -> Result<Self> {
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let backend = Arc::new(Rocks::open(path)?);
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Ok(Database { backend })
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Ok(Database {
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backend,
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path: Arc::from(path),
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})
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}
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pub fn destroy(path: &Path) -> Result<()> {
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@ -576,6 +581,10 @@ impl Database {
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pub fn write(&self, batch: WriteBatch) -> Result<()> {
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self.backend.write(batch.write_batch)
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}
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pub fn storage_size(&self) -> u64 {
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get_size(&self.path).expect("failure while reading ledger directory size")
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}
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}
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impl<C> LedgerColumn<C>
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