Request Details

Route
/posts/:id PUT
Timestamp
Sep 09, 2026 7:59 PM
Duration
17.86 ms
Status
204
Response Size
17 KB
Error
No

Performance Breakdown

Database
26.6% (2 queries)
View Rendering
53.2%
Application Logic
20.2%
Other Operations
0.0%
Total Operations
8
Slowest Operation
32.0 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 44.2ms 88.4ms 132.5ms 176.7ms

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
posts#update 18 ms 100.0%
UPDATE posts SET title = ?, content = ?, updated_at = ? WHERE id = ? 22 ms 123.2%
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... 25 ms 140.0%
posts#update 18 ms 100.0%
home/index 32 ms 179.2%
posts/show 16 ms 89.6%
users/index 28 ms 156.8%
home/index 18 ms 100.8%