Request Details

Route
/posts/:id PUT
Timestamp
Sep 22, 2026 7:33 AM
Duration
50.36 ms
Status
204
Response Size
7.2 KB
Error
No

Performance Breakdown

Database
26.7% (3 queries)
View Rendering
3.7%
Application Logic
69.6%
Other Operations
0.0%
Total Operations
7
Slowest Operation
50.36 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 54.3ms 108.5ms 162.8ms 217.1ms

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
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 3 ms 6.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 34 ms 67.5%
posts#update 50 ms 100.0%
posts#update 50 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... 21 ms 41.7%
layouts/application 8 ms 15.9%
posts#update 50 ms 100.0%