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Hi,

ctime is the inode change time. If reading a file, its atime will be updated, which should cause inode member i_atime changed, which is an inode change. So ctime should also be updated. But if...

Hi,

I noticed that some directories under /tmp were updated ctime daily. As you can see below, I thought that was because of tmpwatch.

[root@localhost ~]# cat /etc/crontab
SHELL=/bin/bash...

Hi
I'm reading <learning the bash shell>. And in the section - 3.1. The .bash_profile, .bash_logout, and .bashrc Files

bash allows two synonyms for .bash_profile: .bash_login, derived from the C...

Hi
I tried to create a zombie process with the following program:

int main(void)
{
pid_t pid;
int status;

if ((pid = fork()) < 0)
perror("fork...

I don't have a backup... so I just re-install the OS.

Hi
I executed command "chown -R xxx:xxx /" with user root... and it was too late when I found the mistake. Ownership of some files under the root directory had already become xxx:xxx. Is there a...

So the two statements: ITSME=itsyou & echo $ITSME are both executed on remote host. But in the case of double quotes, variable will be evaluated first so the argument passed to ssh is actually...

I'm not very familiar with the ssh command. When I tried to set a variable and then echo its value on a remote machine via ssh, I found a problem. For example,

$ ITSME=itsme
$ ssh...