u

2026-09-17 08:40:56 +08:00
parent 138e987fba
commit b517259123
2 changed files with 16 additions and 1 deletions
@@ -0,0 +1,15 @@
+# 1. 创建 2G swap 文件
+sudo fallocate -l 2G /swapfile
+sudo chmod 600 /swapfile
+sudo mkswap /swapfile
+sudo swapon /swapfile
+    
+# 2. 开机自动挂载
+echo '/swapfile none swap sw 0 0' | sudo tee -a /etc/fstab
+    
+# 3. 降低 swap 倾向（内存紧张才用 swap，平时不影响性能）
+echo 'vm.swappiness=10' | sudo tee /etc/sysctl.d/99 -swap.conf
+sudo sysctl -p /etc/sysctl.d/99-swap.conf
+    
+# 4. 确认
+free -h