Queries for the LAQueryLogs table

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Most Requested ResourceIds

Most queried resources over the last 24 hours.

LAQueryLogs
| extend reqContext = parse_json(RequestContext)
| extend datasources = array_concat(reqContext["resources"], reqContext["workspaces"], reqContext["applications"])
| mv-expand datasources
| summarize reqCount = count() by tostring(datasources)
| order by reqCount desc

Unauthorized Users

Get a list of unauthorized users with their request count in last 24 hours.

LAQueryLogs
| where ResponseCode == "403"
| summarize reqCount = count() by AADObjectId
| order by reqCount desc

Throttled Users

Get a list of throttled users with their request count in last 24 hours.

LAQueryLogs
| where ResponseCode == "429"
| summarize reqCount = count() by AADObjectId
| order by reqCount desc

Request Count by ResponseCode

Request count by response code within 1 min buckets in last 1 hour.

LAQueryLogs
| where TimeGenerated > ago(1h)
| summarize count() by tostring(ResponseCode), bin(TimeGenerated, 1m)
| render columnchart with (kind=stacked)

Top 10 resource intensive queries

Get top 10 resource intesive queries (based on CPU consumption) in last 24 hours.

LAQueryLogs
| top 10 by StatsCPUTimeMs desc nulls last

Top 10 longest time range queries

Get top 10 queries that scanned the longest time range in last 24 hours.

LAQueryLogs
| extend DataProcessedTimeRange = format_timespan(StatsDataProcessedEnd - StatsDataProcessedStart, 'dd.hh:mm:ss:FF')
| top 10 by DataProcessedTimeRange desc nulls last