2
votes
3answers
520 views

Safe to disable boot fsck on read-only ext3 file system?

I have a large, frequently read, ext3 file system mounted read-only on a system that is generally always hard power cycled about 2-3 times per day. Because the device is usually powered off by ...
2
votes
2answers
148 views

Can I make low-level changes on a root fs mounted RO?

Related to this question: having a root file system that had to be mounted read-only (say it's completely broken), can I reformat the partition or dd a older backup image on top of it (and then ...
2
votes
1answer
128 views

“Short read block” error trying to boot RHEL

I changed my network configurations from static IP to DHCP and removed the DNS entry, etc. Then I rebooted the computer, but am now unable to boot, I get an error message along the lines of "short ...
5
votes
2answers
1k views

Red Hat cannot boot after clone with dd

I used dd to clone a x4100 server with Linux Red Hat. The hardware is identical for old and new servers. Disks are sda, sdb and sdc(sdc1 and sdc2). But newly restored server gives following errors and ...