diff --git a/config/functions b/config/functions
index e140e9b65d..d702ce7a67 100644
--- a/config/functions
+++ b/config/functions
@@ -1424,6 +1424,12 @@ pkg_lock_status() {
   (
     flock --exclusive 94
 
+    # Write the configured number of slots to history to improve accuracy of later analysis
+    if [ ! -f "${THREAD_CONTROL}/history" ]; then
+      printf "%s: <%06d> [%0*d/%0*d] %-7s %-7s %s %s\n" \
+        "$(date +%Y-%m-%d\ %H:%M:%S.%N)" $$ ${idwidth} 0 ${#MTMAXJOBS} 0 "IDLE" "config" "info" "slots=${MTMAXSLOT};jobs=${MTMAXJOBS}" >>"${THREAD_CONTROL}/history"
+    fi
+
     printf -v line "%s: <%06d> [%0*d/%0*d] %-7s %-7s %-35s" \
       "$(date +%Y-%m-%d\ %H:%M:%S.%N)" $$ ${idwidth} ${this_job} ${#MTMAXJOBS} ${PARALLEL_SEQ:-0} "${status}" "${task}" "${pkg}"
     [ -n "${msg}" ] && line+=" (${msg})"