AIX 6.1下的oracle 10g的程序异常终止的问题

[weirp11]

我们有两台IBM P720小型机，运行的是AIX6.1的系统，两台小机为HA集群，上面主要跑oracle 10g，最近经常出现客户端（domino服务通过JDBC连接oracle数据库）连接数据库时提示数据库关闭的连接。
排查小型机时，通过errpt发现出现oracle的程序异常终止报错。

出错信息如下：
$ errpt -a A924A5FC
---------------------------------------------------------------------------
LABEL: CORE_DUMP
IDENTIFIER: A924A5FC

Date/Time: Thu Feb 22 08:54:04 BEIST 2018
Sequence Number: 22542
Machine Id: 00F70FD34C00
Node Id: GsArchivesData1
Class: S
Type: PERM
WPAR: Global
Resource Name: SYSPROC

Description
SOFTWARE PROGRAM ABNORMALLY TERMINATED

Probable Causes
SOFTWARE PROGRAM

User Causes
USER GENERATED SIGNAL

Recommended Actions
CORRECT THEN RETRY

Failure Causes
SOFTWARE PROGRAM

Recommended Actions
RERUN THE APPLICATION PROGRAM
IF PROBLEM PERSISTS THEN DO THE FOLLOWING
CONTACT APPROPRIATE SERVICE REPRESENTATIVE

Detail Data
SIGNAL NUMBER
6
USER'S PROCESS ID:
19529854
FILE SYSTEM SERIAL NUMBER
14
INODE NUMBER
0 28696
CORE FILE NAME
/oracle/admin/cosDB/cdump/core_19529854/core
PROGRAM NAME
oracle
STACK EXECUTION DISABLED
0
COME FROM ADDRESS REGISTER
sltsmnr 10

PROCESSOR ID
hw_fru_id: 0
hw_cpu_id: 1

ADDITIONAL INFORMATION
slcra 3EC
??
ssexhd 498
??

Symptom Data
REPORTABLE
1
INTERNAL ERROR
0
SYMPTOM CODE
PCSS/SPI2 FLDS/oracle SIG/6 FLDS/slcra VALU/3ec
==============
我用了df 命令，挂载点空间没有满的。
出现的这个问题很诡异，大概几天出现一次。解决不了，跪求各位大侠帮忙看看。