nominatim error import “Out of memory for node cache dense index”

Hi

this error with importn dataosm into nominatim; this details of error:

nominatim instalen a virtual machine with Ubuntu server a 1GB, the osm is a data of a city with ~70MB. 1Gb is a minimal specifications with a nominatim install wiki, this osm it's works in a other local machine...

thanks for attention

Allocating memory for dense node cache Out of memory for node cache dense index, try using "--cache-strategy sparse" instead Error occurred, cleaning up ERROR: Error executing external command: /root/Nominatim/osm2pgsql/osm2pgsql -lsc -O gazetteer --hstore -C 500 -P 5432 -d nominatim /root/bogotaEx.osm Error executing external command: /root/Nominatim/osm2pgsql/osm2pgsql -lsc -O gazetteer --hstore -C 500 -P 5432 -d nominatim /root/bogotaEx.osm