Request Details

Route
/comments POST
Timestamp
Sep 23, 2026 1:02 AM
Duration
18.18 ms
Status
204
Response Size
8.3 KB
Error
No

Performance Breakdown

Database
30.6% (1 query)
View Rendering
0.0%
Application Logic
69.4%
Other Operations
0.0%
Total Operations
3
Slowest Operation
18.18 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
Database
0.0ms 13.1ms 26.2ms 39.3ms 52.4ms

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
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 > ? 16 ms 88.0%
comments#create 18 ms 100.0%
comments#create 18 ms 100.0%