sysctl: permission denied on key 'vm.swappiness'

[ghost]

sysctl: permission denied on key 'vm.swappiness'
sysctl: permission denied on key 'vm.overcommit_memory'
./configPostgresql.sh: 255: ./configPostgresql.sh: cannot create /proc/sys/vm/dirty_ratio: Permission denied
root@uhd7m04pcs:~/nominatim-install# sh run.sh

#   Nominatim installation Tue Jul 22 18:57:18 EDT 2014
#   Import and index OSM data in progress, follow log file with:
#   tail -f /root/nominatim-install/setupLog.txt
#   User nominatim exists already and will be used.
#   Postgresql configuring based on system memory and recommended formulae
#   Configuring as usage type: oltp, Dedicated PostgreSQL server: n, override_maintenance_work_mem: 
#   Backing up original config file to /etc/postgresql/9.1/main/postgresql.conf.BACKUP
#   Backing up /etc/sysctl.conf to /var/lib/postgresql/sysctl.conf.BACKUP
#   Configuring for system type: Linux, max memory: 1572864 kB, page size: 4096 bytes, working memory 4MB.
#   Checking the current kernel's shared memory settings...
#   Setting virtual memory sysctls
sysctl: permission denied on key 'vm.swappiness'
sysctl: permission denied on key 'vm.overcommit_memory'
./configPostgresql.sh: 255: ./configPostgresql.sh: cannot create /proc/sys/vm/dirty_ratio: Permission denied
root@uhd7m04pcs:~/nominatim-install# 

[maxze]

I have the very same issue. Were you able to fix it and if so; how?