Request Details

Route
/error_prone GET
Timestamp
Sep 22, 2026 3:07 AM
Duration
64.25 ms
Status
204
Response Size
2.8 KB
Error
No

Performance Breakdown

Database
6.6% (2 queries)
View Rendering
6.2%
Application Logic
87.2%
Other Operations
0.0%
Total Operations
12
Slowest Operation
64.25 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 128.9ms 257.9ms 386.8ms 515.8ms

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
home#errors 64 ms 100.0%
home#errors 64 ms 100.0%
home#errors 64 ms 100.0%
home#errors 64 ms 100.0%
users/index 10 ms 15.6%
SELECT name FROM users 22 ms 34.2%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 12 ms 18.7%
home/index 9 ms 14.0%
home#errors 64 ms 100.0%
home#errors 64 ms 100.0%
home/index 13 ms 20.2%
home#errors 64 ms 100.0%