Request Details

Route
/posts POST
Timestamp
Sep 22, 2026 9:13 PM
Duration
32.17 ms
Status
200
Response Size
13 KB
Error
No

Performance Breakdown

Database
20.1% (2 queries)
View Rendering
40.8%
Application Logic
39.1%
Other Operations
0.0%
Total Operations
7
Slowest Operation
32.17 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 41.1ms 82.2ms 123.3ms 164.3ms

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
layouts/application 19 ms 59.1%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 13 ms 40.4%
posts#create 32 ms 100.0%
posts#create 32 ms 100.0%
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... 20 ms 62.2%
posts/show 18 ms 56.0%
posts/show 30 ms 93.3%