Request Details

Route
/error_prone GET
Timestamp
Sep 22, 2026 6:11 PM
Duration
35.06 ms
Status
204
Response Size
8.2 KB
Error
No

Performance Breakdown

Database
11.6% (2 queries)
View Rendering
40.4%
Application Logic
48.0%
Other Operations
0.0%
Total Operations
7
Slowest Operation
35.06 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 36.5ms 73.1ms 109.6ms 146.1ms

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
SELECT * FROM posts WHERE created_at > ? 10 ms 28.5%
SELECT name FROM users 7 ms 20.0%
home#errors 35 ms 100.0%
home#errors 35 ms 100.0%
users/index 16 ms 45.6%
layouts/application 21 ms 59.9%
posts/show 22 ms 62.7%