#!/bin/bash
# 开启慢请求追踪（只写日志，不改业务逻辑）。卡的时候跑这个，操作小程序，再 cat 日志。
set -e
SVC=/etc/systemd/system/gunicorn-dianjing.service
mkdir -p /etc/systemd/system/gunicorn-dianjing.service.d
cat > /etc/systemd/system/gunicorn-dianjing.service.d/slow-trace.conf <<'EOF'
[Service]
Environment=SLOW_REQUEST_TRACE=1
Environment=SLOW_REQUEST_THRESHOLD_MS=200
Environment=SLOW_REQUEST_LOG=/tmp/slow-request-trace.log
EOF
: > /tmp/slow-request-trace.log
systemctl daemon-reload
systemctl restart gunicorn-dianjing.service
echo "已开启。现在去小程序复现卡顿，然后执行:"
echo "  cat /tmp/slow-request-trace.log"
echo "关闭: bash deploy/disable-slow-trace.sh"