Thread: ram keep going up

hey for some reason even if no one is on it keeps going up and up

here what i got in the box

Code:

Loaded clipmap in 47ms.
[4/11/11 2:36 PM]: Launching ...
[4/11/11 2:36 PM]: Loaded clipmap in 78ms.
[4/11/11 2:36 PM]: Server listening on port 0.0.0.0:43594
[4/11/11 2:36 PM]: [REGISTERED]: mike
[4/11/11 2:36 PM]: mike - actionbutton: 50235
[4/11/11 2:36 PM]: mike - actionbutton: 9190
[4/11/11 2:36 PM]: mike - actionbutton: 58215
[4/11/11 2:36 PM]: mike - actionbutton: 58215
[4/11/11 2:37 PM]: Game saved for player mike
[4/11/11 2:37 PM]: [DEREGISTERED]: mike
[4/11/11 2:38 PM]: [REGISTERED]: dragonflame
[4/11/11 2:42 PM]: Game saved for player dragonflame
[4/11/11 2:42 PM]: [DEREGISTERED]: dragonflame
[4/11/11 2:42 PM]: [REGISTERED]: dragonflame
[4/11/11 2:42 PM]: Average Cycle Time: 2ms
[4/11/11 2:42 PM]: Players online: 1, engine load: 0.35%
[4/11/11 2:44 PM]: Game saved for player dragonflame
[4/11/11 2:44 PM]: [DEREGISTERED]: dragonflame
[4/11/11 2:44 PM]: [REGISTERED]: dragonflame
[4/11/11 2:45 PM]: Game saved for player dragonflame
[4/11/11 2:45 PM]: [DEREGISTERED]: dragonflame
#
# A fatal error has been detected by the Java Runtime Environment:
#
# java.lang.OutOfMemoryError: requested 2183616 bytes for Chunk::new. Out of swa
p space?
#
#  Internal Error (allocation.cpp:215), pid=39052, tid=40716
#  Error: Chunk::new
#
# JRE version: 6.0_21-b07
# Java VM: Java HotSpot(TM) 64-Bit Server VM (17.0-b17 mixed mode windows-amd64
)
# An error report file with more information is saved as:
# C:\Documents and Settings\Administrator\Desktop\Source\Source\hs_err_pid39052.
log
#
# If you would like to submit a bug report, please visit:
#   http://java.sun.com/webapps/bugreport/crash.jsp
#
Press any key to continue . . .

is this the memory leak or what?