services.hadoop.mapredSite
NixOS option
Additional options and overrides for mapred-site.xml https://hadoop.apache.org/docs/current/hadoop-mapreduce-client/hadoop-mapreduce-client-core/mapred-default.xml
type: attribute set of anythingDefault
{ }Example
declared in: nixos/modules/services/cluster/hadoop/default.nixView source on NixOS/nixpkgs →{
"mapreduce.map.java.opts" = "-Xmx900m -XX:+UseParallelGC";
}