Technologies/Presto/presto_memory_max_size
PrestoPrestoMetric

presto_memory_max_size

Memory (max bytes).
Dimensions:None
Available on:DatadogDatadog (1)
Interface Metrics (1)
DatadogDatadog
Memory (max bytes).
Dimensions:None
Related Insights (1)
Query Memory Exhaustion and Distributed Join Imbalancecritical

Presto queries fail with 'Query exceeded max memory size' or 'Query exceeded local memory limit' errors, often caused by inefficient join ordering where larger tables are on the right side, forcing expensive hash joins instead of broadcast joins.