Request Details

Route
/comments POST
Timestamp
Sep 23, 2026 5:14 AM
Duration
62.51 ms
Status
200
Response Size
14 KB
Error
No

Performance Breakdown

Database
7.3% (2 queries)
View Rendering
41.6%
Application Logic
51.0%
Other Operations
0.0%
Total Operations
8
Slowest Operation
62.51 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 30.6ms 61.3ms 91.9ms 122.5ms

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 id, name, email FROM users WHERE id = ? 6 ms 9.6%
comments#create 63 ms 100.0%
home/index 12 ms 19.2%
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 3 ms 4.8%
home/index 10 ms 16.0%
posts/show 18 ms 28.8%
layouts/application 6 ms 9.6%
home/index 5 ms 8.0%