Request Details

Route
/comments POST
Timestamp
Sep 22, 2026 1:00 PM
Duration
92.37 ms
Status
204
Response Size
14 KB
Error
No

Performance Breakdown

Database
4.5% (2 queries)
View Rendering
0.0%
Application Logic
95.5%
Other Operations
0.0%
Total Operations
5
Slowest Operation
92.37 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 72.5ms 145.1ms 217.6ms 290.1ms

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
UPDATE posts SET title = ?, content = ?, updated_at = ? WHERE id = ? 10 ms 10.8%
comments#create 92 ms 100.0%
comments#create 92 ms 100.0%
comments#create 92 ms 100.0%
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 > ? 3 ms 3.2%