Request Details

Route
/posts POST
Timestamp
Sep 22, 2026 9:13 PM
Duration
71.4 ms
Status
201
Response Size
22 KB
Error
No

Performance Breakdown

Database
9.6% (2 queries)
View Rendering
28.2%
Application Logic
62.2%
Other Operations
0.0%
Total Operations
8
Slowest Operation
71.4 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 86.1ms 172.1ms 258.2ms 344.2ms

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 24 ms 33.6%
posts/show 39 ms 54.6%
posts#create 71 ms 100.0%
posts#create 71 ms 100.0%
posts#create 71 ms 100.0%
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 23 ms 32.2%
users/index 34 ms 47.6%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 10 ms 14.0%