Request Details

Route
/comments POST
Timestamp
Sep 22, 2026 1:39 AM
Duration
31.7 ms
Status
204
Response Size
12 KB
Error
No

Performance Breakdown

Database
17.7% (1 query)
View Rendering
28.7%
Application Logic
53.5%
Other Operations
0.0%
Total Operations
4
Slowest Operation
34.0 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
Action
View
Database
0.0ms 29.6ms 59.2ms 88.8ms 118.4ms

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
comments#create 32 ms 100.0%
comments#create 32 ms 100.0%
home/index 34 ms 107.3%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 21 ms 66.2%