I have a problem about Linux file count failure, that problem depends on exceed max file number of system, when I get that error expand file size and makeshift that problem. How can I find which files I should delete?
df -i result is attached, when IUse% 100% and I get that error.

du(disk usage which has --inodes option) – guiverc May 02 '21 at 22:31- I find file(which has a bilion of file), that files store session information about users, so i delete that files with command find (/home/admin/tmp -mtime +90 -exec rm -f {} ;),
– epolat May 29 '21 at 00:49