April 2025
Intermediate to advanced
552 pages
17h 42m
Italian
book
Ingegneria dell'affidabilità dei siti
by Niall Richard Murphy, Betsy Beyer, Chris Jones, Jennifer Petoff
Content preview from Ingegneria dell'affidabilità dei siti
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Capitolo 6. Monitoraggio dei sistemi distribuiti
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I team SRE di Google hanno dei principi di base e delle best practice per costruire sistemi di monitoraggio e di allerta di successo. Questo capitolo offre delle linee guida su quali problemi dovrebbero interrompere l'intervento di un umano tramite una pagina e su come gestire i problemi che non sono abbastanza gravi da attivare una pagina.
Definizioni
Non esiste un vocabolario uniformemente condiviso per discutere di tutti gli argomenti legati al monitoraggio. Anche all'interno di Google, l'uso dei seguenti termini varia, ma le interpretazioni più comuni sono elencate qui.
- Monitoraggio
-
Raccogliere, elaborare, aggregare e visualizzare in tempo reale dati quantitativi su un sistema, come il numero e il tipo di query, il numero e il tipo di errori, i tempi di elaborazione e la durata dei server.
- Monitoraggio white-box
-
Monitoraggio basato sulle metriche esposte dall'interno del sistema, compresi i log, le interfacce come la Java Virtual Machine Profiling Interface o un gestore HTTP che emette statistiche interne.
- Monitoraggio black-box
-
Testare il comportamento visibile all'esterno come lo vedrebbe un utente.
- Cruscotto
-
Un'applicazione (solitamente basata sul web) che fornisce una vista sintetica delle metriche principali di un servizio. Una ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.