$ uname -a
Darwin singha 10.4.1 Darwin Kernel Version 10.4.1: Wed May 12 21:36:54 PDT 2010; root:xnu-1504.7.50~2/RELEASE_I386 i386

$ ruby --version
ruby 1.9.1p378 (2010-01-10 revision 26273) [i386-darwin10.4.1]

$ ulimit -n
256

$ ruby em_test.rb
Starting
["SUCCESS", 0, #<EventMachine::Connection:0x00000100903030 @signature=2>]
["SUCCESS", 1, #<EventMachine::Connection:0x00000100902bd0 @signature=3>]
["SUCCESS", 2, #<EventMachine::Connection:0x000001009027a8 @signature=4>]
["SUCCESS", 3, #<EventMachine::Connection:0x00000100902380 @signature=5>]
["SUCCESS", 4, #<EventMachine::Connection:0x00000100901f20 @signature=6>]
["SUCCESS", 5, #<EventMachine::Connection:0x00000100901af8 @signature=7>]
["SUCCESS", 6, #<EventMachine::Connection:0x00000100901660 @signature=8>]
["SUCCESS", 7, #<EventMachine::Connection:0x000001008f4230 @signature=9>]
["SUCCESS", 8, #<EventMachine::Connection:0x000001008f2f28 @signature=10>]
["SUCCESS", 9, #<EventMachine::Connection:0x000001008eae50 @signature=11>]
["SUCCESS", 10, #<EventMachine::Connection:0x000001008e9f70 @signature=12>]
["SUCCESS", 11, #<EventMachine::Connection:0x000001008e8ae0 @signature=13>]
["SUCCESS", 12, #<EventMachine::Connection:0x000001008e7d50 @signature=14>]
["SUCCESS", 13, #<EventMachine::Connection:0x000001008e7378 @signature=15>]
...
...
...
["SUCCESS", 238, #<EventMachine::Connection:0x0000010104df98 @signature=240>]
["SUCCESS", 239, #<EventMachine::Connection:0x0000010104d9b0 @signature=241>]
["SUCCESS", 240, #<EventMachine::Connection:0x0000010104d4e0 @signature=242>]
["SUCCESS", 241, #<EventMachine::Connection:0x0000010104cde0 @signature=243>]
["SUCCESS", 242, #<EventMachine::Connection:0x0000010104c2f0 @signature=244>]
["SUCCESS", 243, #<EventMachine::Connection:0x0000010104be90 @signature=245>]
["SUCCESS", 244, #<EventMachine::Connection:0x0000010104b9f8 @signature=246>]
["SUCCESS", 245, #<EventMachine::Connection:0x0000010104b5d0 @signature=247>]
["SUCCESS", 246, #<EventMachine::Connection:0x0000010104b138 @signature=248>]
["SUCCESS", 247, #<EventMachine::Connection:0x0000010104abc0 @signature=249>]


   here the process hangs