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ykxmz 1.5.0锛氫慨澶嶆墜琛ㄧ TLS 璇佷功鏍¢獙 + MTU 淇缃戠粶绋冲畾鎬?
琚帶绔?- 淇 MTU 闂锛氬す MSS + 璺緞 MTU 鎺㈡祴锛堝叕缃戝彲鐢ㄧ巼 48% -> 100%锛?- 澶嶇敤 HTTP 杩炴帴锛堝厤鎺夋瘡娆℃柊寤?TLS 鐨?30% 鎻℃墜澶辫触锛?- 姣忓垎閽熷洖澶存壘灞€鍩熺綉锛岃嚜鍔ㄥ垏鍥炲揩 400 鍊嶇殑璺緞 - 鐢婚潰蹇冭烦甯э細闈欐鏃剁渷娴侀噺锛屽鎴风浠嶇煡閬撴祦鏄椿鐨?- 閿佸睆鏃剁粰鍑哄彲鎿嶄綔鐨勬彁绀? 鎵嬭〃绔?- 鍐呯疆 GTS Root R4 / GlobalSign Root CA锛屼慨 SSLHandshakeException - 杩炴帴閿欒缈昏瘧鎴愪汉璇濓紙璇佷功/鏃堕棿/瑙f瀽/瓒呮椂鍒嗗埆鎻愮ず锛?- 缁忎腑杞繛涓婂悗鐢ㄦ湇鍔″櫒鎶ョ殑鍦板潃鍒锋柊宸查厤瀵硅褰?- 鏂板灞€鍩熺綉杩炴帴椤甸潰銆佹湇鍔″櫒寤惰繜妫€娴? 鏈嶅姟鍣ㄧ - 鏀寔 chunked 璇锋眰浣擄紙淇瘡 16 绉掍竴娆$殑杩炴帴閿欎贡涓庡ぇ闈㈢Н 502锛?- 缃戠粶璋冧紭鑴氭湰 net-tune.sh锛堝紑鏈鸿嚜鍔ㄥ簲鐢級 - 绠$悊椤碉細鎵归噺鍒犻櫎銆佺綉缁滀綋妫€銆佷笅杞藉尯 - 闅ч亾鏀?HTTP/2 + 鍙岃繛鎺? 鏂囨。 - 璁稿彲鍗忚 / 瀹夎鍓嶅繀璇?/ 瀹夎鍚庨』鐭ワ紙浣滆€咃細灏忛害瀛愶級
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@@ -0,0 +1,75 @@
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#!/bin/bash
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# 清掉用不上的服务,给中转服务器腾内存。
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# 用户明确授权:除了系统,其他装的软件都可以删。
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#
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# 目标服务(hexo 博客那一套,hexo 目录已经删了,这套已经没意义):
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# apache2 网站服务
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# mariadb 数据库
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# php8.2-fpm PHP
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# 这三个加起来通常占 80~120MB,对 460MB 的机器是很大一块。
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set -u
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echo "===== 先看现在谁在吃内存 ====="
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ps -eo rss,comm --sort=-rss 2>/dev/null | head -14 | \
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awk 'NR==1{print " RSS(KB) 进程"} NR>1{printf " %-8s %s\n", $1, $2}'
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echo
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echo "===== 清之前 ====="
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free -m | head -2
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# 先看这些服务在不在
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TARGETS=""
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for svc in apache2 mariadb php8.2-fpm mysql; do
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if systemctl list-unit-files 2>/dev/null | grep -q "^${svc}\.service"; then
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TARGETS="$TARGETS $svc"
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fi
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done
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echo
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echo "找到的服务:${TARGETS:-(无)}"
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if [ -n "$TARGETS" ]; then
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for svc in $TARGETS; do
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systemctl stop "$svc" 2>/dev/null && echo " 已停止 $svc"
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systemctl disable "$svc" 2>/dev/null && echo " 已禁止开机启动 $svc"
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done
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fi
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echo
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echo "===== 停掉之后 ====="
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sleep 2
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free -m | head -2
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echo
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echo "===== 卸载相关软件包 ====="
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PKGS=""
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for pkg in apache2 apache2-bin apache2-data apache2-utils \
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mariadb-server mariadb-server-10.11 mariadb-client \
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mariadb-client-10.11 mariadb-common \
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php8.2-fpm php8.2-cli php8.2-common php8.2-mysql php8.2-opcache \
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libapache2-mod-php8.2; do
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if dpkg-query -W -f='${Status}' "$pkg" 2>/dev/null | grep -q "install ok installed"; then
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PKGS="$PKGS $pkg"
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fi
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done
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echo " 待卸载:${PKGS:-(无)}"
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if [ -n "$PKGS" ]; then
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DEBIAN_FRONTEND=noninteractive apt-get purge -y $PKGS >/dev/null 2>&1 \
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&& echo " 卸载完成" || echo " 卸载有报错(部分包可能被别的依赖)"
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DEBIAN_FRONTEND=noninteractive apt-get autoremove -y >/dev/null 2>&1
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apt-get clean >/dev/null 2>&1
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fi
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echo
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echo "===== 最终状态 ====="
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free -m | head -2
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echo
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df -h / | tail -1
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echo
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echo "===== 还在跑的服务 ====="
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systemctl list-units --type=service --state=running --no-pager --no-legend 2>/dev/null | \
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awk '{print " " $1}' | head -20
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echo
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echo "===== 内存占用 TOP ====="
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ps -eo rss,comm --sort=-rss 2>/dev/null | head -12 | \
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awk 'NR==1{print " RSS(KB) 进程"} NR>1{printf " %-8s %s\n", $1, $2}'
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