Request Details

Route
/error_prone GET
Timestamp
Sep 21, 2026 4:39 PM
Duration
83.34 ms
Status
200
Response Size
7 KB
Error
No

Performance Breakdown

Database
4.2% (1 query)
View Rendering
8.9%
Application Logic
86.9%
Other Operations
0.0%
Total Operations
11
Slowest Operation
83.34 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 167.8ms 335.7ms 503.5ms 671.4ms

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
home#errors 83 ms 100.0%
home#errors 83 ms 100.0%
home#errors 83 ms 100.0%
home#errors 83 ms 100.0%
layouts/application 6 ms 7.2%
layouts/application 20 ms 24.0%
home#errors 83 ms 100.0%
home#errors 83 ms 100.0%
home#errors 83 ms 100.0%
layouts/application 34 ms 40.8%
SELECT * FROM posts WHERE created_at > ? 28 ms 33.6%