From 9c68a5282089db0268150fa1c35aa0bfdc95bc91 Mon Sep 17 00:00:00 2001
From: hmatsuba <hironori.matsubara@caloo.jp>
Date: Mon, 23 Dec 2024 15:36:38 +0900
Subject: [PATCH] php_apc: fix DivisionByZeroError when hits + misses = 0

---
 plugins/php/php_apc.php | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/plugins/php/php_apc.php b/plugins/php/php_apc.php
index 3b2780dd..3363dfd7 100755
--- a/plugins/php/php_apc.php
+++ b/plugins/php/php_apc.php
@@ -29,8 +29,14 @@ if(!empty($apc_fn_name))
       $tmp =  call_user_func($apc_fn_name . "_sma_info");
       $ret["memory"] = 100-(($tmp["avail_mem"] / $tmp["seg_size"])*100);
       $tmp = apcu_cache_info();
-      $ret["hits"] = ($tmp["num_hits"] / ( $tmp["num_hits"]+$tmp["num_misses"]) ) * 100;
-      $ret["misses"] = ($tmp["num_misses"] / ( $tmp["num_hits"]+$tmp["num_misses"]) ) * 100;
+      if (($tmp["num_hits"]+$tmp["num_misses"]) > 0)
+      {
+          $ret["hits"] = ($tmp["num_hits"] / ( $tmp["num_hits"]+$tmp["num_misses"]) ) * 100;
+          $ret["misses"] = ($tmp["num_misses"] / ( $tmp["num_hits"]+$tmp["num_misses"]) ) * 100;
+      } else {
+          $ret["hits"] = 0;
+          $ret["misses"] = 0;
+      }
       break;
   }