Request Details

Route
/posts POST
Timestamp
Sep 20, 2026 4:07 AM
Duration
72.15 ms
Status
200
Response Size
14 KB
Error
No

Performance Breakdown

Database
31.7% (4 queries)
View Rendering
13.9%
Application Logic
54.4%
Other Operations
0.0%
Total Operations
8
Slowest Operation
72.15 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 66.3ms 132.6ms 199.0ms 265.3ms

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 id, name, email FROM users WHERE id = ? 10 ms 13.9%
posts#create 72 ms 100.0%
posts#create 72 ms 100.0%
users/index 27 ms 37.4%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 19 ms 26.3%
SELECT name FROM users 28 ms 38.8%
posts/show 10 ms 13.9%
SELECT * FROM users WHERE id = ? 27 ms 37.4%