From 9b470a367c5cd4d1fd9c177f9ec4a2e21c517e5f Mon Sep 17 00:00:00 2001
From: Andrew Noyes <andrew@weaselab.dev>
Date: Mon, 15 Jul 2024 14:40:22 -0700
Subject: [PATCH] Add check_bytes_total counter

---
 ConflictSet.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ConflictSet.cpp b/ConflictSet.cpp
index 50f9986..85d99e4 100644
--- a/ConflictSet.cpp
+++ b/ConflictSet.cpp
@@ -3077,8 +3077,10 @@ struct __attribute__((visibility("hidden"))) ConflictSet::Impl {
     int commits_accum = 0;
     int conflicts_accum = 0;
     int too_olds_accum = 0;
+    double check_byte_accum = 0;
     for (int i = 0; i < count; ++i) {
       const auto &r = reads[i];
+      check_byte_accum += r.begin.len + r.end.len;
       auto begin = std::span<const uint8_t>(r.begin.p, r.begin.len);
       auto end = std::span<const uint8_t>(r.end.p, r.end.len);
       assert(oldestVersionFullPrecision >=
@@ -3116,6 +3118,7 @@ struct __attribute__((visibility("hidden"))) ConflictSet::Impl {
     commits_total.add(commits_accum);
     conflicts_total.add(conflicts_accum);
     too_olds_total.add(too_olds_accum);
+    check_bytes_total.add(check_byte_accum);
   }
 
   void addWrites(const WriteRange *writes, int count, int64_t writeVersion) {
@@ -3329,6 +3332,7 @@ struct __attribute__((visibility("hidden"))) ConflictSet::Impl {
           "Total number of checks where the result is \"conflict\"");
   COUNTER(too_olds_total,
           "Total number of checks where the result is \"too old\"");
+  COUNTER(check_bytes_total, "Total number of key bytes checked");
   // ==================== END METRICS DEFINITIONS ====================
 #undef GAUGE
 #undef COUNTER