mogstored can't run,error messageis: epoll_ctl(): failure adding fd=6; File exists (17)

[feihu]

the last version from svn, ubuntu 6.10 AMD64, perl 5.8.8

root at xxx:#mogstored 
Running.
beginning run
epoll_ctl(): failure adding fd=6; File exists (17)
beginning run
epoll_ctl(): failure adding fd=6; File exists (17)

root at xxx:# ps -ef |grep mogs
root      4733     1  0 21:41 pts/1    00:00:00 /usr/bin/perl /usr/local/bin/mogstored
root      4734     1  0 21:41 pts/1    00:00:00 /usr/bin/perl /usr/local/bin/mogstored
root      4736  4131  0 21:41 pts/1    00:00:00 grep mogs

the normal status should be:
root at yyy:#ps -ef |grep mogs
root     21999  7833  2 21:36 pts/2    00:00:00 /usr/bin/perl /usr/bin/mogstored
root     22000 21999  0 21:36 pts/2    00:00:00 mogstored [diskusage]
root     22002 21999  0 21:36 pts/2    00:00:00 mogstored [iostat]
root     22012 11673  0 21:36 pts/1    00:00:00 grep mogs

-- 
feihu <feihu.list at gmail.com>