out of space on /root

[Xen]

Simos Xenitellis schreef op 06-03-2017 11:57:

>> In general commands such as:
>> 
>> cat "file" | tail -n 500
>> 
>> will get you the last 500 lines.
> 
> Preferably, you can write straight ahead
> 
> tail -100 /var/log/syslog

Yes, that's what I said. But his files are no longer in /var/log, so 
that doesn't help.

> 3. I think it is more performant not to start with "cat" because "cat"
> would go reading through all the file

Yes, that's what I said.

> before "tail" will be able to prune all but the last 100 lines.
> Perhaps "tail" has some optimizations to ignore reading the majority
> of the 27GB syslog,

Yes, that's what I said.

> so it is better to to just "tail".

Yes, that's what I said ;-).