Request Details

Route
/posts POST
Timestamp
Sep 12, 2026 6:04 AM
Duration
58.62 ms
Status
200
Response Size
14 KB
Error
No

Performance Breakdown

Database
20.7% (1 query)
View Rendering
38.7%
Application Logic
40.5%
Other Operations
0.0%
Total Operations
5
Slowest Operation
58.62 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 36.2ms 72.3ms 108.5ms 144.6ms

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/index 16 ms 27.3%
layouts/application 26 ms 44.4%
posts/show 14 ms 23.9%
posts#create 59 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... 30 ms 51.2%