Cannot read table of mounted filesystems: Input/output error
 

SO i have just installed gentoo, im quite new and dont
understand alot of things, but as i try to emerge
anything i get an error that i have no free space
on device, so i got suspicious and tried to "df"
and i got the same error as in topic, if anyone knows
howto help, then please reply.. thanks

please post more information

mritch.