Request Details

Route
/error_prone GET
Timestamp
Sep 12, 2026 1:52 PM
Duration
56.46 ms
Status
200
Response Size
3.8 KB
Error
No

Performance Breakdown

Database
2.0% (1 query)
View Rendering
24.5%
Application Logic
73.5%
Other Operations
0.0%
Total Operations
11
Slowest Operation
56.46 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 115.2ms 230.4ms 345.6ms 460.8ms

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
layouts/application 37 ms 65.5%
home#errors 56 ms 100.0%
home#errors 56 ms 100.0%
layouts/application 35 ms 62.0%
SELECT * FROM posts WHERE created_at > ? 9 ms 15.9%
home#errors 56 ms 100.0%
home#errors 56 ms 100.0%
home#errors 56 ms 100.0%
home/index 32 ms 56.7%
home#errors 56 ms 100.0%
home/index 9 ms 15.9%