Thanks, here it is...
serveur private # ls -lh /mnt/files/vz/root/101
total 0
serveur private # ls -lh /mnt/files/vz/root/777
total 0
serveur private # ls -lh /mnt/files/vz/root/
total 8,0K
drwxr-xr-x 2 root root 4,0K 2006-08-28 21:58 101
drwxr-xr-x 2 root root 4,0K 2006-08-27 23:54 777
serveur private # ls -lh /mnt/files/vz/private/
total 8,0K
drwxr-xr-x 17 root root 4,0K 2006-08-28 21:58 101
drwxr-xr-x 17 root root 4,0K 2006-08-28 00:04 777
serveur private # cat /etc/vz/conf/777.conf
KMEMSIZE="2752512:2936012"
LOCKEDPAGES="32:32"
PRIVVMPAGES="49152:53575"
SHMPAGES="8192:8192"
NUMPROC="65:65"
PHYSPAGES="0:2147483647"
VMGUARPAGES="6144:2147483647"
OOMGUARPAGES="6144:2147483647"
NUMTCPSOCK="80:80"
NUMFLOCK="100:110"
NUMPTY="16:16"
NUMSIGINFO="256:256"
TCPSNDBUF="319488:524288"
TCPRCVBUF="319488:524288"
OTHERSOCKBUF="132096:336896"
DGRAMRCVBUF="132096:132096"
NUMOTHERSOCK="80:80"
NUMFILE="2048:2048"
DCACHESIZE="1048576:1097728"
NUMIPTENT="128:128"
AVNUMPROC="40:40"
CPUUNITS="1000"
ONBOOT="no"
ORIGIN_SAMPLE="vps.basic"
DISKSPACE="1048576:1153434"
DISKINODES="200000:220000"
QUOTATIME="0"
DISTRIBUTION="gentoo"
OSTEMPLATE="gentoo"
serveur private # cat /etc/vz/vz.conf
## Global parameters
VIRTUOZZO=yes
LOCKDIR=/mnt/files/vz/lock
DUMPDIR=/mnt/files/vz/dump
VE0CPUUNITS=1000
## Logging parameters
LOGGING=yes
LOGFILE=/var/log/vzctl.log
LOG_LEVEL=0
## Disk quota parameters
DISK_QUOTA=yes
VZFASTBOOT=no
# The name of the device whose ip address will be used as source ip for VE.
# By default automatically assigned.
#VE_ROUTE_SRC_DEV="eth0"
## Template parameters
TEMPLATE=/mnt/files/vz/template
## Defaults for VEs
VE_ROOT=/mnt/files/vz/root/$VEID
VE_PRIVATE=/mnt/files/vz/private/$VEID
CONFIGFILE="vps.basic"
DEF_OSTEMPLATE="fedora-core-4"
## Load vzwdog module
VZWDOG="no"
IPTABLES="ipt_REJECT ipt_tos ipt_limit ipt_multiport iptable_filter iptable_mangle ipt_TCPMSS ipt_tcpmss ipt_ttl ipt_length"
serveur private #