setMaxMemSize

Syntax

setMaxMemSize(memSizeGB)

Arguments

memSizeGB is a numeric scalar (in GB). It is greater than 0 but no greater than maxMemoryPerNode (specified by DolphinDB license), which can be checked with function license. Otherwise an error will be raised.

Details

Modify the maximum memory (in GB) allocated to DolphinDB online. This command can only be executed by the administrator. Call getClusterPerf().maxMemSize to check if the modification has taken effect.

Note: The modified configuration will expire after the cluster is rebooted. To make it permanent, please change the configuration parameter maxMemSize.

First Release

1.30.16/2.00.4