【Oracle数据恢复】解决ORA-00600 [KDSGRP1]错误

如果发生ORA-00600 [KDSGRP1]错误,例如:

 

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ksedmp: internal or fatal error
ORA-00600: internal error code, arguments: [kdsgrp1], [], [], [], [], [], [], []
Current SQL statement for this session:
create table SYSMAN.MGMT_METRICS_RAW_COPY as select * from SYSMAN.MGMT_METRICS_RAW

$cold_kdsgrp()+1456  call     kgeasnmierr()        60000000000318D0 ?
                                                   9FFFFFFFBF3A11F8 ?
                                                   9FFFFFFFBF3A1208 ?
                                                   6000000000032D00 ?
                                                   C000000040E13740 ?
                                                   60000000000CAB08 ?
                                                   00001BD3A ?
kdsgnp()+832         call     $cold_kdsgrp()       60000000000C74B0 ?
                                                   60000000000C6D38 ?
                                                   0003FFFFF ?
                                                   C000000219E58720 ?
kafger()+4288        call     kdsgnp()             9FFFFFFFBF336E60 ?
                                                   000C07EED ?
                                                   9FFFFFFFBF336E7C ?
                                                   60000000000BA348 ?
                                                   C000000000004F25 ?
                                                   4000000002ED0F70 ?
                                                   0000182ED ?
qerixGetNonKeyCol()  call     kafger()             000000000 ?
+7344                                              9FFFFFFFFFFF22E0 ?
                                                   C0000002168BA718 ?
                                                   000000001 ? 000000001 ?
                                                   000000000 ? 000000000 ?
                                                   9FFFFFFFBF3DD228 ?
qerixFetchFastFullS  call     qerixGetNonKeyCol()  C000000219E58720 ?
can()+23536                                        9FFFFFFFBF336518 ?

 

 

 

首先确认是否HIT了Bug 8771916 – OERI [kdsgrp1] during CR read,该BUG的主要触发机制在于当一个查询涉及到对索引的唯一键查找时;但是请注意这个BUG也不是该ORA-00600 [KDSGRP1]的唯一原因。

 

保险起见的建议是

应用补丁8771916,同时考虑关闭ROW CR特性_row_cr=FALSE,虽然关闭该特性可能有极少量的性能损失。 可以通过2个指标”RowCR hits”/”RowCR attempts” 来判断是否该特性已关闭


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