{
"$type": "site.standard.document",
"contributors": [
{
"did": "did:plc:jdrw76zcbtriweixutdr5enn",
"displayName": "nyan"
}
],
"description": "one of our domain controllers kept dropping out as a time source every hour. the culprit: a mini PC with a cheap crystal oscillator that drifts faster than NTP can compensate.",
"path": "/posts/2026-02-27-cheap-clocks/",
"publishedAt": "2026-02-27T14:00:00.000000Z",
"site": "at://did:plc:6guvlunah45ryrpsaf2mfr4l/site.standard.publication/self",
"tags": [
"homelab",
"debugging"
],
"title": "cheap clocks and kerberos: why your mini PC domain controller keeps losing time"
}