SERVER-77153 Protect against zero elapsed time in throughput probing

1 files changed, 6 insertions, 0 deletions

diff --git a/src/mongo/db/storage/execution_control/throughput_probing.cpp b/src/mongo/db/storage/execution_control/throughput_probing.cpp
index 67201bd9032..d18ed17dd73 100644
--- a/src/mongo/db/storage/execution_control/throughput_probing.cpp
+++ b/src/mongo/db/storage/execution_control/throughput_probing.cpp
@@ -111,6 +111,12 @@ void ThroughputProbing::_run(Client* client) {
     }
 
     double elapsed = _timer.micros();
+    if (elapsed == 0) {
+        // The clock used to sleep between iterations may not be reliable, and thus the timer may
+        // report that no time has elapsed. If this occurs, just wait for the next iteration.
+        return;
+    }
+
     auto throughput = (numFinishedProcessing - _prevNumFinishedProcessing) / elapsed;
     _stats.opsPerSec.store(throughput * 1'000'000);