HELP Shared memory corruption problems

HELP: Machine specifications: SUN 3000, Solaris 2.5.1 Generic_103640-08 sun4u sparc SUNW,Ultra-Enterprise 12:45:50 Checkpoint Completed: duration was 0 seconds. 12:50:50 Checkpoint Completed: duration was 0 seconds. 13:06:34 Assert Failed: Memory block header corruption detected in add_to_list1 13:06:34 Who: Session(291, dbuser@frc, 27960, 0) Thread(3671, sqlexec, 0, 1) 13:06:34 Results: Pool repaired 13:06:34 Action: Please notify Informix Technical Support. 13:06:34 See Also: /tmp/af.e57439a, shmem.e57439a.0 13:20:53 Checkpoint Completed: duration was 0 seconds. ==================================================================== Contents of /tmp/af.e57439a --------------------------- 13:06:34 Found during add_to_list 1 13:06:34 Pool 'rsam' (0xe02e018) 13:06:34 Bad block header 0xe4367d0 blk-64 0e436790: 00000000 00000000 00000000 00000000 ........ ........ 0e4367a0: 06a51680 0000003f 0000003c 00000000 .......? ...<.... 0e4367b0: 00000010 00000010 00000000 00000000 ........ ........ 0e4367c0: 00000000 00000000 00000000 00000356 ........ .......V blk+64 0e4367d0: 00000354 0e436810 0e436821 0000023d ...T.Ch. .Ch!...= 0e4367e0: 1c86cef0 00000000 656e5f55 532e3831 ........ en_US.81 0e4367f0: 3900b4ac 00300115 ffffffff 00000000 9....0.. ........ 0e436800: 00000000 00000068 1c86d080 00000060 .......h .......` 13:06:34 Bad block removed from pool 13:06:34 13:06:34 Assert Failed: Memory block header corruption detected in add_to_list 1 13:06:34 Who: Session(291, dbuser@frc, 27960, 0) Thread(3671, sqlexec, 0, 1) 13:06:34 Results: Pool repaired 13:06:34 Action: Please notify Informix Technical Support. 13:06:34 See Also: /tmp/af.e57439a, shmem.e57439a.0 13:06:34 Stack for thread: 3671 sqlexec base: 0x0edd2018 len: 33280 pc: 0x00368820 tos: 0x0edd9158 0x003681b4 mt_affail (0xe57439a, 0xeb15228, 0x0, 0x0, 0x0, 0x460da4) 0x0036009c recover_pool_bad_block(0xe02e018, 0xe4367d0, 0x460418, 0xffffffff, 0xe4367d0, 0x1) 0x0035d97c add_to_list (0xe02e018, 0xe33e000, 0xe335e78, 0x1, 0xe264b9c, 0x0) 0x0035d880 morecore (0xe02e018, 0x130, 0xffffffff, 0xe000000, 0x0, 0xe264b9c) 0x0035d164 mt_shm_malloc_segid(0xe02e018, 0x118, 0x10, 0xffffffff, 0xe33d7b0, 0x4650) 0x0035cdfc mt_shm_malloc (0xe02e018, 0x118, 0x10, 0xa004800, 0x0, 0xd026800) 0x001f3bf0 ptalloc (0x604f9f, 0x502b25, 0x0, 0x604f9f, 0x1, 0xe33525c) 0x0022fbf8 flalloc (0x10000, 0x0, 0x10010000, 0x6c00, 0x502b25, 0xedbf754) 0x001e7364 rspnopen (0x604f9f, 0x6, 0xe264b9c, 0x4000, 0x1, 0x6) 0x002f3ef4 ispnopen (0x604f9f, 0x502b25, 0x450, 0xe264b9c, 0x0, 0xe327ec1) 0x003c1774 fm_openfrag (0xe327e68, 0x604f9f, 0xe335e78, 0x1, 0xe264b9c, 0x0) 0x003be7f8 fmchkidx (0x4, 0xe336f58, 0x0, 0xe3371f8, 0x0, 0xe264b9c) 0x000bf5e8 scan_create (0x47ebc0, 0x473cf4, 0x0, 0x1, 0xe33d7b0, 0x4650) 0x000c65bc it_create (0xe336d68, 0xe33c108, 0xe264a70, 0xe264a70, 0xe264a70, 0x1) 0x000c5010 prepselect (0xe33c030, 0x0, 0x1072, 0xe324df4, 0x0, 0xedbe118) 0x0014f600 open_cursor (0xffffffff, 0x0, 0x2000, 0x47c83c, 0xe33c030, 0xedda0ad) 0x0014f014 sq_open (0x0, 0x0, 0x0, 0x8, 0x40, 0x18) 0x00161488 sqmain (0x47c83c, 0x473cf4, 0x6, 0x47c800, 0xa, 0x0) 0x0034e66c startup (0xffffffff, 0x0, 0xe17f900, 0x20, 0xef6ed5ac, 0x47c94c) 0x0038b47c net_wait_for_io (0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 0x00000000 ***unknown*** 13:06:39 ------------------ End of assertion failure 0 -----------------