cd /proc ls cat meminfo free free -h\ free -h free -g free -m cat cpuinfo cat interrupts cat partitions cat filesystems ls cat misc cat timer_list sudo su cd dd if=/dev/zero of=/tmp/dummy exit dd if=/dev/zero of=/tmp/dummy ls -l /tmp/dummy dd if=/dev of=/dev/null ///////////////////////////////////////////////////////// top df mount cat /etc/mtab cat /etc/fstab ---- from root's .bash_history ---- fdisk /dev/sda1 tune2fs /dev/sda1 dumpe2fs /dev/sda1 dumpe2fs /dev/sda1 | less df cd mkdir filerendszer cd filerendszer/ ls echo "qwerty" > file df w who df rm file df echo "qwerty" > file df ls ls -l cat file bc dd if=/dev/zero of=12x4kB bs=4k count=12 df ls -l echo "x">> 12x4kB df echo " sg sg sg ">> 12x4kB df df ls -l df echo " sg sg sg ">> 12x4kB df echo " sg sg sg ">> 12x4kB ls -l df ls -la cd .. ls ls -l ls -la pwd cd filerendszer/ ls df ls ln file f2 df ls -i file ls -i f2 vi file catg file cat file cat f2 ls -l rm file ls -l ln f2 f3 ls f3 f4 ln f3 f4 ls -l df ln -s f2 f5 df ls -l vi f5 ls -l cat f3 rm f2 cat f3 cat f5 ls -l echo kuka > f2 cat f5 cat f3 cat f4 echo kaka2 >> f5 cat f5 cat f2 cd /lib ls cd /var ls ls -l adduser bela which adduser vi/usr/sbin/adduser vi /usr/sbin/adduser tail /etc/passwd userdel userdel bela userdel vi /usr/sbin/adduser tail /etc/passwd vi /etc/security/limits.conf exit ifconfig who cd /etc/security/ vi limits.conf mutt man nameif ifconfig eth0 man ifconfig route ifconfig route cat /etc/network/interfaces man ifconfig cd /proc/sys ls vi /etc/sysctl.conf lde cd ls echo valami >file ls -i file lde -i 2411902 /dev/sda1 df