Request Details

Route
/posts POST
Timestamp
Sep 21, 2026 10:30 PM
Duration
47.81 ms
Status
201
Response Size
19 KB
Error
No

Performance Breakdown

Database
29.6% (4 queries)
View Rendering
27.4%
Application Logic
43.0%
Other Operations
0.0%
Total Operations
8
Slowest Operation
47.81 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 55.7ms 111.3ms 167.0ms 222.6ms

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
users/index 21 ms 43.9%
posts#create 48 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 20 ms 41.8%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 19 ms 39.7%
posts#create 48 ms 100.0%
SELECT * FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id LEFT JOIN tags ON posts.id = tags.post_id LEFT JOIN categories ON posts.category_id = categories.id WHERE users.active = ? AND posts.publi... 22 ms 46.0%
users/index 40 ms 83.7%
SELECT posts.* FROM posts WHERE title LIKE ? OR content LIKE ? 5 ms 10.5%