diff options
Diffstat (limited to 'man4')
| -rw-r--r-- | man4/initrd.4 | 13 | ||||
| -rw-r--r-- | man4/random.4 | 50 |
2 files changed, 33 insertions, 30 deletions
diff --git a/man4/initrd.4 b/man4/initrd.4 index f13492e2fc..91099368a0 100644 --- a/man4/initrd.4 +++ b/man4/initrd.4 @@ -226,7 +226,9 @@ For example, the following shell command line would change the normal root device to .IR /dev/hdb1 : .nf - echo 0x365 >/proc/sys/kernel/real-root-dev + + echo 0x365 >/proc/sys/kernel/real-root-dev + .fi For a NFS example, the following shell command lines would change the normal root device to the NFS directory @@ -234,10 +236,11 @@ normal root device to the NFS directory on a local networked NFS server with IP number 193.8.232.7 for a system with IP number 193.8.232.7 and named 'idefix': .nf - echo /var/nfsroot >/proc/sys/kernel/nfs-root-name - echo 193.8.232.2:193.8.232.7::255.255.255.0:idefix \\ - >/proc/sys/kernel/nfs-root-addrs - echo 255 >/proc/sys/kernel/real-root-dev + + echo /var/nfsroot >/proc/sys/kernel/nfs-root-name + echo 193.8.232.2:193.8.232.7::255.255.255.0:idefix \\ + >/proc/sys/kernel/nfs-root-addrs + echo 255 >/proc/sys/kernel/real-root-dev .fi .BR Note : diff --git a/man4/random.4 b/man4/random.4 index b02a564161..b524c71180 100644 --- a/man4/random.4 +++ b/man4/random.4 @@ -49,9 +49,9 @@ If your system does not have can be created with the following commands: .nf - mknod \-m 644 /dev/random c 1 8 - mknod \-m 644 /dev/urandom c 1 9 - chown root:root /dev/random /dev/urandom + mknod \-m 644 /dev/random c 1 8 + mknod \-m 644 /dev/urandom c 1 9 + chown root:root /dev/random /dev/urandom .fi When a Linux system starts up without much operator interaction, @@ -63,34 +63,34 @@ To do this, add the following lines to an appropriate script which is run during the Linux system start-up sequence: .nf - echo "Initializing random number generator..." - random_seed=/var/run/random-seed - # Carry a random seed from start-up to start-up - # Load and then save the whole entropy pool - if [ \-f $random_seed ]; then - cat $random_seed >/dev/urandom - else - touch $random_seed - fi - chmod 600 $random_seed - poolfile=/proc/sys/kernel/random/poolsize - [ \-r $poolfile ] && bytes=`cat $poolfile` || bytes=512 - dd if=/dev/urandom of=$random_seed count=1 bs=$bytes + echo "Initializing random number generator..." + random_seed=/var/run/random-seed + # Carry a random seed from start-up to start-up + # Load and then save the whole entropy pool + if [ \-f $random_seed ]; then + cat $random_seed >/dev/urandom + else + touch $random_seed + fi + chmod 600 $random_seed + poolfile=/proc/sys/kernel/random/poolsize + [ \-r $poolfile ] && bytes=`cat $poolfile` || bytes=512 + dd if=/dev/urandom of=$random_seed count=1 bs=$bytes .fi Also, add the following lines in an appropriate script which is run during the Linux system shutdown: .nf - # Carry a random seed from shut-down to start-up - # Save the whole entropy pool - echo "Saving random seed..." - random_seed=/var/run/random-seed - touch $random_seed - chmod 600 $random_seed - poolfile=/proc/sys/kernel/random/poolsize - [ \-r $poolfile ] && bytes=`cat $poolfile` || bytes=512 - dd if=/dev/urandom of=$random_seed count=1 bs=$bytes + # Carry a random seed from shut-down to start-up + # Save the whole entropy pool + echo "Saving random seed..." + random_seed=/var/run/random-seed + touch $random_seed + chmod 600 $random_seed + poolfile=/proc/sys/kernel/random/poolsize + [ \-r $poolfile ] && bytes=`cat $poolfile` || bytes=512 + dd if=/dev/urandom of=$random_seed count=1 bs=$bytes .fi .SH "PROC INTERFACE" The files in the directory |