/dev/vzfs 100% Used – what does this mean exactly? [closed]-Collection of common programming errors

Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/vzfs                46472     46472         0 100% /
/dev/vzfs             78643200  50452188  28191012  65% /repair

I am in recovery mode because my system crashed; disk quota error. I have deleted loads of unnecessary directories and now?

Is it normal that the use is 100% on the first line? what is the first line exactly?