请教关于weblogic10.3运行两天左右就必须重启的问题

Question

以下是报错信息：
####<2015-1-26 上午08时13分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422231214451> <BEA-310002> <68% of the total memory in the server is free> 
####<2015-1-26 上午08时16分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422231394482> <BEA-310002> <90% of the total memory in the server is free> 
####<2015-1-26 上午08时24分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422231874561> <BEA-310002> <77% of the total memory in the server is free> 
####<2015-1-26 上午08时29分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422232174611> <BEA-310002> <66% of the total memory in the server is free> 
####<2015-1-26 上午08时33分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422232414652> <BEA-310002> <87% of the total memory in the server is free> 
####<2015-1-26 上午08时38分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422232714701> <BEA-310002> <76% of the total memory in the server is free> 
####<2015-1-26 上午08时41分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422232894731> <BEA-310002> <63% of the total memory in the server is free> 
####<2015-1-26 上午08时42分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422232954742> <BEA-310002> <88% of the total memory in the server is free> 
####<2015-1-26 上午08时46分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422233194781> <BEA-310002> <75% of the total memory in the server is free> 
####<2015-1-26 上午08时48分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422233314801> <BEA-310002> <64% of the total memory in the server is free> 
####<2015-1-26 上午08时50分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422233434822> <BEA-310002> <89% of the total memory in the server is free> 
####<2015-1-26 上午08时53分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422233614851> <BEA-310002> <66% of the total memory in the server is free> 
####<2015-1-26 上午09时01分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422234094932> <BEA-310002> <86% of the total memory in the server is free> 
####<2015-1-26 上午09时06分34秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422234394991> <BEA-310002> <72% of the total memory in the server is free> 
####<2015-1-26 上午09时09分35秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422234575021> <BEA-310002> <61% of the total memory in the server is free> 
####<2015-1-26 上午09时10分35秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422234635032> <BEA-310002> <80% of the total memory in the server is free> 
####<2015-1-26 上午09时13分36秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422234816092> <BEA-310002> <69% of the total memory in the server is free> 
####<2015-1-26 上午09时14分36秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422234876398> <BEA-310002> <44% of the total memory in the server is free> 
####<2015-1-26 上午09时16分44秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422235004766> <BEA-310002> <32% of the total memory in the server is free> 
####<2015-1-26 上午09时20分29秒 GMT+08:00> <Info> <Health> <rx86402> <zx_server> <weblogic.GCMonitor> <<anonymous>> <> <> <1422235229194> <BEA-310002> <15% of the total memory in the server is free> 
####<2015-1-26 上午09时23分42秒 GMT+08:00> <Warning> <Socket> <rx86402> <zx_server> <ExecuteThread: '1' for queue: 'weblogic.socket.Muxer'> <<WLS Kernel>> <> <> <1422235422308> <BEA-000450> <Socket 504 internal data record unavailable (probable closure due idle timeout), event received 0> 
####<2015-1-26 上午09时24分54秒 GMT+08:00> <Warning> <Socket> <rx86402> <zx_server> <ExecuteThread: '0' for queue: 'weblogic.socket.Muxer'> <<WLS Kernel>> <> <> <1422235494918> <BEA-000450> <Socket 545 internal data record unavailable (probable closure due idle timeout), event received 0> 
####<2015-1-26 上午09时26分02秒 GMT+08:00> <Warning> <Socket> <rx86402> <zx_server> <ExecuteThread: '0' for queue: 'weblogic.socket.Muxer'> <<WLS Kernel>> <> <> <1422235562181> <BEA-000450> <Socket 519 internal data record unavailable (probable closure due idle timeout), event received 0> 
####<2015-1-26 上午09时26分41秒 GMT+08:00> <Warning> <Socket> <rx86402> <zx_server> <ExecuteThread: '0' for queue: 'weblogic.socket.Muxer'> <<WLS Kernel>> <> <> <1422235601148> <BEA-000450> <Socket 521 internal data record unavailable (probable closure due idle timeout), event received 0> 
####<2015-1-26 上午09时27分14秒 GMT+08:00> <Warning> <Socket> <rx86402> <zx_server> <ExecuteThread: '1' for queue: 'weblogic.socket.Muxer'> <<WLS Kernel>> <> <> <1422235634583> <BEA-000450> <Socket 547 internal data record unavailable (probable closure due idle timeout), event received 0> 
####<2015-1-26 上午09时27分14秒 GMT+08:00> <Warning> <Socket> <rx86402> <zx_server> <ExecuteThread: '1' for queue: 'weblogic.socket.Muxer'> <<WLS Kernel>> <> <> <1422235634584> <BEA-000450> <Socket 293 internal data record unavailable (probable closure due idle timeout), event received 0> 
####<2015-1-26 上午09时31分25秒 GMT+08:00> <Warning> <Socket> <rx86402> <zx_server> <ExecuteThread: '0' for queue: 'weblogic.socket.Muxer'> <<WLS Kernel>> <> <> <1422235885100> <BEA-000450> <Socket 570 internal data record unavailable (probable closure due idle timeout), event received 0> 
####<2015-1-26 上午09时31分25秒 GMT+08:00> <Warning> <Socket> <rx86402> <zx_server> <ExecuteThread: '1' for queue: 'weblogic.socket.Muxer'> <<WLS Kernel>> <> <> <1422235885101> <BEA-000450> <Socket 544 internal data record unavailable (probable closure due idle timeout), event received 0> 
求大神帮忙分析该怎么解决！

Answer 1

内存设置情况：
WLS_HOME="${WL_HOME}/server"
export WLS_HOMEif [ "${JAVA_VENDOR}" = "Sun" ] ; then
WLS_MEM_ARGS_64BIT="-Xms3072m -Xmx3072m"
export WLS_MEM_ARGS_64BIT
WLS_MEM_ARGS_32BIT="-Xms256m -Xmx512m"
export WLS_MEM_ARGS_32BIT
else
WLS_MEM_ARGS_64BIT="-Xms3072m -Xmx3072m"
export WLS_MEM_ARGS_64BIT
WLS_MEM_ARGS_32BIT="-Xms512m -Xmx512m"
export WLS_MEM_ARGS_32BIT
fiMEM_ARGS_64BIT="${WLS_MEM_ARGS_64BIT}"
export MEM_ARGS_64BITMEM_ARGS_32BIT="${WLS_MEM_ARGS_32BIT}"
export MEM_ARGS_32BITif [ "${JAVA_USE_64BIT}" = "true" ] ; then
MEM_ARGS="${MEM_ARGS_64BIT}"
export MEM_ARGS
else
MEM_ARGS="${MEM_ARGS_32BIT}"
export MEM_ARGS
fiMEM_PERM_SIZE_64BIT="-XX:PermSize=256m"
export MEM_PERM_SIZE_64BITMEM_PERM_SIZE_32BIT="-XX:PermSize=48m"
export MEM_PERM_SIZE_32BITif [ "${JAVA_USE_64BIT}" = "true" ] ; then
MEM_PERM_SIZE="${MEM_PERM_SIZE_64BIT}"
export MEM_PERM_SIZE
else
MEM_PERM_SIZE="${MEM_PERM_SIZE_32BIT}"
export MEM_PERM_SIZE
fiMEM_MAX_PERM_SIZE_64BIT="-XX:MaxPermSize=256m"
export MEM_MAX_PERM_SIZE_64BITMEM_MAX_PERM_SIZE_32BIT="-XX:MaxPermSize=128m"
export MEM_MAX_PERM_SIZE_32BITif [ "${JAVA_USE_64BIT}" = "true" ] ; then
MEM_MAX_PERM_SIZE="${MEM_MAX_PERM_SIZE_64BIT}"
export MEM_MAX_PERM_SIZE
else
MEM_MAX_PERM_SIZE="${MEM_MAX_PERM_SIZE_32BIT}"
export MEM_MAX_PERM_SIZE
fi
另外机器是hp unix 小机，小机内存为12G，上面有三个域，三个域设置的内存总共为13G，