MongoDB Log jq Query Builder

Paste MongoDB structured log lines (4.4+ JSON) and click fields to assemble a jq filter live. Presets for slow queries, connection churn, and COLLSCAN detection.

Preview limit: Compact output (-c)

Generated jq

Filtered output

Presets

Slow queries - attr.durationMillis > ms

Connection churn - c == "NETWORK" and Connection accepted/ended

COLLSCAN detection - attr.planSummary contains COLLSCAN

Filter on t["$date"]

From: To:

Fields

Click a field's operator to add it to the filter - every change updates the generated jq live.