diff --git a/scripts/ci/wait-host-web-build-pressure.sh b/scripts/ci/wait-host-web-build-pressure.sh
index f4dfd7a7..42844d08 100755
--- a/scripts/ci/wait-host-web-build-pressure.sh
+++ b/scripts/ci/wait-host-web-build-pressure.sh
@@ -41,7 +41,14 @@ PS_COMMAND="${HOST_WEB_BUILD_PRESSURE_PS_COMMAND:-$(default_ps_command)}"
 list_foreign_web_builds() {
   bash -c "$PS_COMMAND" | awk '
     BEGIN { IGNORECASE = 1 }
+    function is_diagnostic_command(line) {
+      return line ~ /(^|[[:space:]])(grep|rg|awk|sed|perl|find|pgrep|pkill)([[:space:]]|$)/ \
+        || line ~ /bash -c .*grep/ \
+        || line ~ /bash -c .*rg/ \
+        || line ~ /bash -c .*awk/
+    }
     /[n]ext[\/[:alnum:]._-]*[[:space:]]+build|[t]urbo[[:space:]]+build|[v]ite[[:space:]]+build/ {
+      if (is_diagnostic_command($0)) next
       if ($0 ~ /\/workspace\/wooo\/awoooi/) next
       if ($0 ~ /\/Users\/ogt\/awoooi/) next
       if ($0 ~ /\/private\/tmp\/awoooi/) next
@@ -118,7 +125,14 @@ greater_than() {
 list_headless_smoke_pressure() {
   bash -c "$PS_COMMAND" | awk '
     BEGIN { IGNORECASE = 1 }
+    function is_diagnostic_command(line) {
+      return line ~ /(^|[[:space:]])(grep|rg|awk|sed|perl|find|pgrep|pkill)([[:space:]]|$)/ \
+        || line ~ /bash -c .*grep/ \
+        || line ~ /bash -c .*rg/ \
+        || line ~ /bash -c .*awk/
+    }
     /[c]hrome.*\/tmp\/stockplatform|[s]tockplatform-[[:alnum:]_-]*smoke|[h]eadless=new/ {
+      if (is_diagnostic_command($0)) next
       if ($0 ~ /scripts\/ci\/wait-host-web-build-pressure\.sh/) next
       print
     }