v3.17.19.4 - Dashboard Cache

v3.17.19.4 - Dashboard ?? (2026-05-08)

Baseline: v3.17.19.3

??????????

??:

• /api/admin/system/info ? 511ms (??: ansible --version ????? 400ms)
• /api/admin/system/status ? 112ms (podman ps + 2 systemctl is-active)
• /api/admin/health-check ? 669ms (??? 6 ? endpoint)

??

1. TTL ?????
   • system/info: TTL 60s (OS / hostname / IP / ansible ??/ uptime ????)
   • system/status: TTL 10s (??????????)
2. ?? subprocess (ThreadPoolExecutor)
   • system/info 6 ? cmd ??
   • system/status: podman + 2 ? systemctl ??
   • health-check: 6 ? endpoint ???

????

Endpoint	??	Cold (??)	Warm (??)
system/info	511ms	488ms	1.8ms (270x)
system/status	112ms	88ms	2.0ms (50x)
health-check	669ms	587ms	562ms

? 2 ?? dashboard ?? < 5ms?

??

tar xzf combo_v3.17.19.4_dashboard-cache.tar.gz
cd v3.17.19.4-dashboard-cache
sudo bash install.sh