Too program open files solution [root @ test ~] # Ulimit-a www.2cto.com core file size (blocks,-c) 0 data seg size (kbytes,-d) unlimitedscheduling priority (-e) 0 file size (blocks,-f) unlimitedpending signals (-I) 71680max locked memory (kbytes,-l) 32max memory size (kbytes,-m) unlimitedopen files (-n) 1024 pipe size (512 bytes,-p) 8 POSIX message queues (bytes,-q) 819200real-time priority (-r) 0 stack size (kbytes,-s) 10240cpu time (secon Ds,-t) unlimitedmax user processes (-u) 71680 virtual memory (kbytes,-v) unlimitedfile locks (-x) unlimited [root @ test ~] # Ulimit-n 65536 [root @ test ~] # Ulimit-a core file size (blocks,-c) 0 data seg size (kbytes,-d) unlimitedscheduling priority (-e) 0 file size (blocks,-f) unlimitedpending signals (-I) 71680max locked memory (kbytes,-l) 32max memory size (kbytes,-m) unlimitedopen files (-n) 65536 pipe size (512 bytes,-p) 8 POSIX message queues (bytes,-q) 819200real-time priority (-r) 0 stack size (kbytes,-s) 10240cpu time (seconds,-t) unlimitedmax user processes (-u) 71680 virtual memory (kbytes,-v) unlimitedfile locks (-x) unlimited