From d502d19378a40a77a8d66f55c35d8c50c99a2423 Mon Sep 17 00:00:00 2001
From: Yang Zongze <yangzongze@gmail.com>
Date: Thu, 28 Jul 2022 14:35:24 +0800
Subject: Fixbug: SIGFPE error when cpu.cfs_period_us = 0

This will fix the issue (#2173).
---
 src/util.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/util.cc b/src/util.cc
index 483f4a6..ef5f103 100644
--- a/src/util.cc
+++ b/src/util.cc
@@ -647,6 +647,8 @@ int ParseCPUFromCGroup() {
       readCount(cpu->second + "/cpu.cfs_period_us");
   if (!period.second)
     return -1;
+  if (period.first == 0)
+    return -1;
   return quota.first / period.first;
 }
 #endif
-- 
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