Request Details

Route
/users POST
Timestamp
Sep 22, 2026 5:47 PM
Duration
51.54 ms
Status
204
Response Size
8.6 KB
Error
No

Performance Breakdown

Database
11.5% (2 queries)
View Rendering
46.3%
Application Logic
42.2%
Other Operations
0.0%
Total Operations
8
Slowest Operation
51.54 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 61.0ms 122.0ms 183.1ms 244.1ms

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
users#create 52 ms 100.0%
SELECT * FROM (SELECT users.id, users.name, users.email, COUNT(posts.id) as post_count FROM users LEFT JOIN posts ON users.id = posts.user_id WHERE users.active = ? GROUP BY users.id) as user_posts JOIN (SELECT user_id, COUNT(*) as comment_count FROM c... 17 ms 33.0%
posts/show 13 ms 25.2%
posts/show 37 ms 71.8%
users#create 52 ms 100.0%
users/index 31 ms 60.2%
SELECT * FROM posts WHERE created_at > ? 11 ms 21.3%
users/index 32 ms 62.1%