SERVER-20750 Require at least one delta sample in each chunk

1 files changed, 4 insertions, 4 deletions

diff --git a/src/mongo/db/ftdc/ftdc_mongod.cpp b/src/mongo/db/ftdc/ftdc_mongod.cpp
index addcd14d524..8ea5c2d01d1 100644
--- a/src/mongo/db/ftdc/ftdc_mongod.cpp
+++ b/src/mongo/db/ftdc/ftdc_mongod.cpp
@@ -199,10 +199,10 @@ public:
               &localMaxSamplesPerArchiveMetricChunk) {}
 
     virtual Status validate(const std::int32_t& potentialNewValue) {
-        if (potentialNewValue < 1) {
+        if (potentialNewValue < 2) {
             return Status(
                 ErrorCodes::BadValue,
-                "diagnosticDataCollectionSamplesPerChunk must be greater than or equal to 1");
+                "diagnosticDataCollectionSamplesPerChunk must be greater than or equal to 2");
         }
 
         auto controller = getGlobalFTDCController();
@@ -228,10 +228,10 @@ public:
               &localMaxSamplesPerInterimMetricChunk) {}
 
     virtual Status validate(const std::int32_t& potentialNewValue) {
-        if (potentialNewValue < 1) {
+        if (potentialNewValue < 2) {
             return Status(ErrorCodes::BadValue,
                           "diagnosticDataCollectionSamplesPerInterimUpdate must be greater than or "
-                          "equal to 1");
+                          "equal to 2");
         }
 
         auto controller = getGlobalFTDCController();