调整内核参数，避免kernel bug

zhegeshijiehuiyouai · Aug 17, 2023 · 0e86919 · 0e86919
1 parent c32ec0b
commit 0e86919
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/05-system-tools/03-init-system.sh b/05-system-tools/03-init-system.sh
@@ -321,6 +321,10 @@ fs.file-max = 50000000
 
 # elasticsearch required
 vm.max_map_count = 262184
+
+# avoid kernel bug: task blocked for more than 120 seconds
+vm.dirty_background_ratio = 5
+vm.dirty_ratio = 10
 _EOF_
     sysctl -p &> /dev/null
 }