Pinboard: A Free, Self-Hosted APM Dashboard That Refused to Die
Zabbix tells you the server is on fire. Who tells you what lit the match?
Every ops team has infrastructure monitoring — CPU, disk, load average, ping. Ours (Zabbix) has served faithfully for years. But when a client calls saying "the site got slow after lunch," infrastructure graphs give you a shrug: CPU is fine, memory is fine, and something is still slow.
The answer to "which page, which code path, since when" lives one layer up — in application performance monitoring. The SaaS market will happily sell you that layer: Datadog APM starts at roughly $31–40 per host per month, New Relic meters you by data ingested and per seat. For a company running dozens of client sites on its own servers, that's a five-figure annual bill — plus a subtle catch: your production traffic metadata now lives in someone else's cloud, which for many European and enterprise clients...
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