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https://github.com/scsibug/nostr-rs-relay.git
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fix: do not block writers for more than 1 second during checkpoints
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@ -689,8 +689,10 @@ pub async fn db_maintenance(pool: SqlitePool) {
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tokio::select! {
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tokio::select! {
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_ = tokio::time::sleep(Duration::from_secs(EVENT_MAINTENANCE_FREQ_SEC)) => {
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_ = tokio::time::sleep(Duration::from_secs(EVENT_MAINTENANCE_FREQ_SEC)) => {
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if let Ok(mut conn) = pool.get() {
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if let Ok(mut conn) = pool.get() {
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// set the busy timeout to a larger value (default is 5 seconds).
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// the busy timer will block writers, so don't set
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conn.busy_timeout(Duration::from_secs(60)).ok();
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// this any higher than you want max latency for event
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// writes.
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conn.busy_timeout(Duration::from_secs(1)).ok();
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debug!("running database optimizer");
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debug!("running database optimizer");
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optimize_db(&mut conn).ok();
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optimize_db(&mut conn).ok();
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debug!("running wal_checkpoint(TRUNCATE)");
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debug!("running wal_checkpoint(TRUNCATE)");
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