Request Details

Route
/posts POST
Timestamp
Sep 23, 2026 3:48 AM
Duration
28.71 ms
Status
201
Response Size
14 KB
Error
No

Performance Breakdown

Database
19.5% (2 queries)
View Rendering
46.6%
Application Logic
33.9%
Other Operations
0.0%
Total Operations
8
Slowest Operation
36.0 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 42.4ms 84.7ms 127.1ms 169.4ms

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 5 ms 17.4%
posts/show 13 ms 45.3%
SELECT * FROM users WHERE id = ? 1 ms 3.5%
posts#create 29 ms 100.0%
home/index 25 ms 87.1%
posts#create 29 ms 100.0%
users/index 36 ms 125.4%
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 32 ms 111.5%