db2错误日志查看产生坏块，影响下载速度？

使用db2diag -time 2018-05-14 -level error,severe 查看结果如下
2018-05-19-11.14.12.859000+480 I16397456F954 LEVEL: Severe
PID : 6944 TID : 7420 PROC : javaw.exe
INSTANCE: DB2F NODE : 000
FUNCTION: DB2 UDB, SQO Memory Management, sqloDiagnoseFreeBlockFailure, probe:10
MESSAGE : Possible memory corruption detected.
DATA #1 : ZRC, PD_TYPE_ZRC, 4 bytes
0x820F0002
DATA #2 : Corrupt block address, PD_TYPE_CORRUPT_BLK_PTR, 8 bytes
0x000000000bd3a620
DATA #3 : Block header, PD_TYPE_BLK_HEADER, 24 bytes
0x000000000BD3A608 : D08B C8FF 158F 3A00 0048 83C4 28C3 CCCC ......:..H..(...
0x000000000BD3A618 : CCCC CCCC CCCC CCCC ........
DATA #4 : Data header, PD_TYPE_BLK_DATA_HEAD, 48 bytes
0x000000000BD3A620 : 4883 EC28 488B CAFF 156B 3A00 0048 83C4 H..(H....k:..H..
0x000000000BD3A630 : 28C3 CCCC CCCC CCCC CCCC CCCC CCCC CCCC (...............
0x000000000BD3A640 : 4883 EC28 4885 C948 8BD1 743A 4C8B 4128 H..(H..H..t:L.A(

2018-05-19-11.14.12.890000+480 I16398412F371 LEVEL: Severe
PID : 6944 TID : 7420 PROC : javaw.exe
INSTANCE: DB2F NODE : 000
FUNCTION: DB2 UDB, SQO Memory Management, sqloDiagnoseFreeBlockFailure, probe:50
MESSAGE : Invalid memory block, unable to find associated pool.
DATA #1 : Pointer, 8 bytes
0x0000000000000000