Request Details

Route
/comments POST
Timestamp
Sep 22, 2026 9:05 PM
Duration
54.5 ms
Status
200
Response Size
18 KB
Error
No

Performance Breakdown

Database
24.1% (1 query)
View Rendering
75.9%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
5
Slowest Operation
28.0 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
View
Database
0.0ms 21.8ms 43.5ms 65.3ms 87.0ms

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
posts/show 28 ms 51.4%
SELECT users.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 21 ms 38.5%
layouts/application 17 ms 31.2%
home/index 13 ms 23.9%
layouts/application 8 ms 14.7%