Best practices ASM oracle11gr2 whit disk DMX-4

good night,

we are currently implementing a grid infrastructure platform whit clusterware, oracle11gr2 and ASM. The dba reports possible lost write or corruption of a disk This is the error:

alter database datafile '+DATA01/orabdp01/datafile/AUDIT_AUX.355.763832105' resize 500M
Completed: alter database datafile '+DATA01/orabdp01/datafile/AUDIT_AUX.355.763832105' resize 500M
Thu Oct 06 15:44:22 2011
Errors in file /u01/app/oracle11/diag/rdbms/orabdp01/orabdp01_1/trace/orabdp01_1_ora_26020.trc (incident=133352):
ORA-00600: internal error code, arguments: [6006], [1], [], [], [], [], [], [], [], [], [], []
ORA-03135: connection lost contact

They executing a dbverify and this is the result:

-------------------------------------------------------------------------------------------------------------------------------

DBVERIFY - Verification starting : FILE = +DATA01/orabdp01/datafile/tsindx01.459.759582327
Block Checking: DBA = 157903082, Block Type = KTB-managed data block
**** row 87: key out of order
---- end index block validation
Page 2713834 failed with check code 6401

DBVERIFY - Verification complete

Total Pages Examined         : 3932160
Total Pages Processed (Data) : 0
Total Pages Failing   (Data) : 0
Total Pages Processed (Index): 598109
Total Pages Failing   (Index): 1
Total Pages Processed (Other): 14872
Total Pages Processed (Seg)  : 0
Total Pages Failing   (Seg)  : 0
Total Pages Empty            : 3319179
Total Pages Marked Corrupt   : 0
Total Pages Influx           : 0
Total Pages Encrypted        : 0
Highest block SCN            : 0 (0.0)
::::::::::::::
tsindx07.307.750250843.28.log
::::::::::::::

My questions is:

there any special considerations for the configuration of the disks or ports in DMX-4 with ASM?

thanks in advance for your help