we are on 2.32 version and we notice p99 latency as zero for all nodes in mysql.
SELECT
$timeSeries as t,
sum(m_query_time_sum)/sum(m_query_time_cnt) as AvgLatency,
avg(m_query_time_p99) as p99Latency
FROM $table
WHERE $timeFilter and service_type=‘mysql’
GROUP BY t
ORDER BY t