Request Details

Route
/comments POST
Timestamp
Sep 23, 2026 3:54 AM
Duration
65.55 ms
Status
201
Response Size
5 KB
Error
No

Performance Breakdown

Database
23.3% (1 query)
View Rendering
29.1%
Application Logic
47.7%
Other Operations
0.0%
Total Operations
3
Slowest Operation
65.55 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 34.4ms 68.8ms 103.2ms 137.5ms

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
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... 32 ms 48.8%
comments#create 66 ms 100.0%
users/index 40 ms 61.0%