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-rw-r--r--src/strategies/low_latency2/queue_strategy.hh3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/strategies/low_latency2/queue_strategy.hh b/src/strategies/low_latency2/queue_strategy.hh
index 6d41027..2a03c91 100644
--- a/src/strategies/low_latency2/queue_strategy.hh
+++ b/src/strategies/low_latency2/queue_strategy.hh
@@ -16,6 +16,9 @@ class QueueContext;
class LowLatency2QueueStrategy final : public QueueStrategy {
public:
+ // It's possible that our tracking for present_ids grows without a limit if
+ // present isn't called. To guard against this, we store the last unique
+ // MAX_TRACKED_PRESENTS and use it to evict stale submissions.
static constexpr auto MAX_TRACKED_PRESENTS = 50;
// Mapping of present_id's to submissions. Grabbed later by the device