Status Codes by Hour
Break error rates down by hour to find incident windows and traffic spikes.
Open in AppHow it works
- Load your access log into GigaSieve.
- Extract the timestamp and status code fields.
- Group by hour and status family (2xx/4xx/5xx).
- Scan for hours with unusual 4xx/5xx spikes.
Sample Input and Output
Input
[29/Jan/2026:10:05:01 +0000] "GET /" 200 [29/Jan/2026:10:06:22 +0000] "GET /login" 500 [29/Jan/2026:11:01:10 +0000] "GET /" 200
Output
10:00 - 2xx: 1, 5xx: 1 11:00 - 2xx: 1, 5xx: 0
Tip
Correlate spikes with deploy times or upstream outages.