4. Troubleshooting

4.1. I have bad blocks on my hard drive!

4.2. FreeBSD does not recognize my Bustek 742a EISA SCSI!

4.3. My HP Netserver's SCSI controller is not detected!

4.4. What's up with this CMD640 IDE controller?

4.5. I keep seeing messages like ``ed1: timeout''.

4.6. When I mount a CDROM, I get ``Incorrect super block''.

4.7. When I mount a CDROM, I get ``Device not configured''.

4.8. My printer is ridiculously slow. What can I do ?

4.9. My programs occasionally die with ``Signal 11'' errors.

4.10. When I boot, the screen goes black and loses sync!

4.11. I have 128 MB of RAM but the system only uses 64 MB.

4.12. FreeBSD 2.0 panics with ``kmem_map too small!''

4.13. ``CMAP busy panic'' when rebooting with a new kernel.

4.14. ahc0: brkadrint, Illegal Host Access at seqaddr 0x0

4.15. Sendmail says ``mail loops back to myself''

4.16. Full screen applications on remote machines misbehave!

4.17. My machine prints "calcru: negative time..."