Request Details

Route
/error_prone GET
Timestamp
Sep 22, 2026 4:29 PM
Duration
40.25 ms
Status
503
Response Size
1.7 KB
Error
Yes

Performance Breakdown

Database
20.1% (1 query)
View Rendering
24.2%
Application Logic
55.7%
Other Operations
0.0%
Total Operations
5
Slowest Operation
40.25 ms

Request Trace

How to read this

Each row is a layer of your stack. Many short Database bars means N+1 queries — fix with includes(). A wide Action bar with little Database time means slow Ruby code. A wide View bar usually means a partial rendered in a loop.

Action
View
Database
Other
Action
View
Database
0.0ms 36.1ms 72.3ms 108.4ms 144.5ms

Operations

How to use this

Sort by Impact to find your biggest wins. Click any row for details and optimisation suggestions. The same SQL appearing multiple times is an N+1 — fix with includes(). A single operation above 50% impact is your highest priority.

Operation Duration Impact Timeline Actions
DELETE FROM posts WHERE id = ? 29 ms 72.0%
home#errors 40 ms 100.0%
posts/show 19 ms 47.2%
posts/show 16 ms 39.7%
home#errors 40 ms 100.0%