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Unexpected-only Quarantine

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Co-Authored-By: brekotis <93345790+brekotis@users.noreply.github.com>
This commit is contained in:
Alexey
2026-03-25 22:25:39 +03:00
parent b94746a6e0
commit 70479c4094
7 changed files with 125 additions and 9 deletions
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17
src/transport/middle_proxy/pool_writer.rs
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@@ -609,8 +609,21 @@ impl MePool {
}
if let Some(addr) = removed_addr {
if let Some(uptime) = removed_uptime {
// Quarantine flapping endpoints regardless of draining state.
self.maybe_quarantine_flapping_endpoint(addr, uptime).await;
// Quarantine contract: only unexpected removals are considered endpoint flap.
if trigger_refill {
self.stats
.increment_me_endpoint_quarantine_unexpected_total();
self.maybe_quarantine_flapping_endpoint(addr, uptime, "unexpected")
.await;
} else {
self.stats
.increment_me_endpoint_quarantine_draining_suppressed_total();
debug!(
%addr,
uptime_ms = uptime.as_millis(),
"Skipping endpoint quarantine for draining writer removal"
);
}
}
if trigger_refill && let Some(writer_dc) = removed_dc {
self.trigger_immediate_refill_for_dc(addr, writer_dc);