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improvement: provide reason for abort in prometheus metric

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This commit is contained in:
Greg Heartsfield 2023-01-30 18:40:47 -06:00
parent 3fcaf97a15
commit 214f152c5d
3 changed files with 10 additions and 9 deletions
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2
src/repo/postgres.rs
View File

@ -358,7 +358,7 @@ ON CONFLICT (id) DO NOTHING"#,
if last_successful_send + abort_cutoff < Instant::now() {
// the queue has been full for too long, abort
info!("aborting database query due to slow client");
metrics.query_aborts.inc();
metrics.query_aborts.with_label_values(&["slowclient"]).inc();
return Ok(());
}
// give the queue a chance to clear before trying again

7
src/repo/sqlite.rs
View File

@ -323,6 +323,7 @@ impl NostrRepo for SqliteRepo {
"shedding DB query load queued for {:?} (cid: {}, sub: {:?})",
db_queue_time, client_id, sub.id
);
metrics.query_aborts.with_label_values(&["loadshed"]).inc();
return Ok(());
}
// otherwise, report queuing time if it is slow
@ -383,7 +384,7 @@ impl NostrRepo for SqliteRepo {
if self.checkpoint_in_progress.try_lock().is_err() {
// lock was held, abort this query
debug!("query aborted due to checkpoint (cid: {}, sub: {:?})", client_id, sub.id);
metrics.query_aborts.inc();
metrics.query_aborts.with_label_values(&["checkpoint"]).inc();
return Ok(());
}
}
@ -407,7 +408,7 @@ impl NostrRepo for SqliteRepo {
// the queue has been full for too long, abort
info!("aborting database query due to slow client (cid: {}, sub: {:?})",
client_id, sub.id);
metrics.query_aborts.inc();
metrics.query_aborts.with_label_values(&["slowclient"]).inc();
let ok: Result<()> = Ok(());
return ok;
}
@ -415,7 +416,7 @@ impl NostrRepo for SqliteRepo {
if self.checkpoint_in_progress.try_lock().is_err() {
// lock was held, abort this query
debug!("query aborted due to checkpoint (cid: {}, sub: {:?})", client_id, sub.id);
metrics.query_aborts.inc();
metrics.query_aborts.with_label_values(&["checkpoint"]).inc();
return Ok(());
}
// give the queue a chance to clear before trying again

10
src/server.rs
View File

@ -244,10 +244,10 @@ fn create_metrics() -> (Registry, NostrMetrics) {
"nostr_connections_total",
"New connections",
)).unwrap();
let query_aborts = IntCounter::with_opts(Opts::new(
"nostr_query_abort_total",
"Aborted queries",
)).unwrap();
let query_aborts = IntCounterVec::new(
Opts::new("nostr_query_abort_total", "Aborted queries"),
vec!["reason"].as_slice(),
).unwrap();
let cmd_req = IntCounter::with_opts(Opts::new(
"nostr_cmd_req_total",
"REQ commands",
@ -834,7 +834,7 @@ pub struct NostrMetrics {
pub sent_events: IntCounterVec, // count of events sent to clients
pub connections: IntCounter, // count of websocket connections
pub disconnects: IntCounterVec, // client disconnects
pub query_aborts: IntCounter, // count of queries aborted by server
pub query_aborts: IntCounterVec, // count of queries aborted by server
pub cmd_req: IntCounter, // count of REQ commands received
pub cmd_event: IntCounter, // count of EVENT commands received
pub cmd_close: IntCounter, // count of CLOSE commands received