redhat problem

[Lord of Gore]

Lord of Gore wrote:
> sylvan dacounha wrote:
>> Hi ALL
>>      i have a REDHAT 9 server which is refusing to boot giving me 
>> segmentation fault ..
>>   but in rescue mode i can see all partitions and is fine.   but when 
>> i try to excute commands like grep it gives segmentation fault,
>>   n excute ./configure jus says nothing.
>>   
> you have the same problems with seg. fault also in rescue mode? I 
> don't quite understand from your mail. None of your applications work 
> or just a few? Have you tried several different commands?
>>      also i tried to reinstall REDHAT 9 but it everthing goes fine 
>> but when it start to copy files it copies the first file .. kernel n 
>> after copying the first file it jus hangs
>>      also i feel that the basic utilities are corrupted or my system 
>> hacked.
>>   
> Hacked *is* a possibility. Check for open ports on your machine. Best 
> thing to do is to scan it with nessus or something like that from 
> another machine because netstat can be altered by the hacker not to 
> show open ports corresponding to some processes.
> Btw, I don't think that just resolving the problem is the good thing 
> to do. I always try to find out what caused the problem so I can make 
> sure the thing never happens again.
> And this can be done *only* using another machine. I would then check 
> the integrity of the files and of the hard drive. I incline to think 
> that given the fact that you cannot reinstall the os it is a hardware 
> problem. You might find a lot of bad sectors in wich case I would 
> throw the HDD away and buy another one. If everything checks out I 
> would the check the RAM.
>>      i have many partitions like      /
>>   /usr
>>   /var
>>   /home
>>   /boot
>>   /opt
>>   /usr/local
>>      now i have data in /usr and /opt
>>      can i safely erase the /boot n /usr n /usr/local so i can resi 
>> using mkfs and recreate the filsystem so i can install the kernel n 
>> the basic utils without harming the data in the other FS. or cd u 
>> advice me as to how i cd reinstall the system
Forgot about this one... I would use the other machine to backup all 
user data and start a clean install. If you have problems with 
particular services (like e-mail boxes) you can google or ask this list 
for the best practises to backup the info
>>       thnks and appreciate
>>
>>  
>> ---------------------------------
>> Access over 1 million songs - Yahoo! Music Unlimited.
>>   
>
> Hope this helps,
> LoG
>