Error: Couldn't open file "/home/p/piterartru/okulinacom/public_html/awstats/awstats112021.okulina.com.tmp.811365" for write: Disk quota exceeded

Setup ('/etc/awstats/awstats.okulina.com.conf' file, web server or permissions) may be wrong.
Check config file, permissions and AWStats documentation (in 'docs' directory).