Put jail’s /tmp to memory
1. Settings
iocage set allow_mount_tmpfs=1 jailname
iocage set allow_mount=1 jailname
iocage set enforce_statfs=1 jailname
2. in Jail’s /etc/rc.conf
tmpmfs="YES"
tmpsize="100m"
tmpmfs_flags="-S"
iocage set allow_mount_tmpfs=1 jailname
iocage set allow_mount=1 jailname
iocage set enforce_statfs=1 jailname
tmpmfs="YES"
tmpsize="100m"
tmpmfs_flags="-S"