Volker Halle wrote:
> Jouk,
>
> please also always check the QIO_P3 and RES_WAIT_STATE values.
>

Looks like "random" numbers to me, because now I get:

FFFFFFFF.829A68C0 IRP$L_IOQFL 82986580
FFFFFFFF.829A68C4 IRP$L_IOQBL 827554F8
UCB+000B8
FFFFFFFF.829A68C8 IRP$W_SIZE 0230
FFFFFFFF.829A68CA IRP$B_TYPE 0A
FFFFFFFF.829A68CB IRP$B_RMOD 47
FFFFFFFF.829A68CC IRP$L_PID 00010050
SYS$K_VERSION_16+00010
FFFFFFFF.829A68D0 IRP$L_ACB64X_OFFSET 00000028
IRP$Q_PARAM_0
FFFFFFFF.829A68D4 00000000
FFFFFFFF.829A68D8 IRP$L_ACB_FLAGS 00000012
IRP$Q_PARAM_1
FFFFFFFF.829A68DC IRP$L_THREAD_PID 00010050
SYS$K_VERSION_16+00010
FFFFFFFF.829A68E0 IRP$L_KAST 829361C0
IRP$L_MIRP
IRP$L_WIND
FFFFFFFF.829A68E4 IRP$L_UCB 82755440 UCB
FFFFFFFF.829A68E8 IRP$L_CTXB 00054620
SDA$SHARE+22620
IRP$L_IIRP_P0
IRP$L_SHD_IOFL
IRP$PQ_ACB64_AST
FFFFFFFF.829A68EC 00000000
FFFFFFFF.829A68F0 IRP$L_HRB 0269E928
IRP$L_IIRP_P1
IRP$L_MV_TMO
IRP$L_SHAD
IRP$Q_ACB64_ASTPRM
FFFFFFFF.829A68F4 00000000
FFFFFFFF.829A68F8 IRP$Q_USER_THREAD_ID 00000000.00000000
FFFFFFFF.829A6900 IRP$B_EFN 14
FFFFFFFF.829A6901 IRP$B_PRI 3C
FFFFFFFF.829A6902 IRP$B_CLN_INDX 00
FFFFFFFF.829A6903 IRP$B_WLG_FLAGS 00
FFFFFFFF.829A6904 IRP$L_CHAN 00000210
FFFFFFFF.829A6908 IRP$L_CLN_WLE 0269E940
IRP$L_IIRP_P2
IRP$PQ_IOSB
IRP$Q_PARAM_2
FFFFFFFF.829A690C 00000000
FFFFFFFF.829A6910 IRP$L_STS 00008012
IRP$L_STS_OVERLAY
IRP$Q_STATUS
IRP$R_STS_BITS
FFFFFFFF.829A6914 IRP$L_STS2 00000300
FFFFFFFF.829A6918 IRP$PQ_VA_PTE FFFFFEFC.00005488
FFFFFFFF.829A6920 IRP$L_SVAPTE 829A6948
IRP+00088
IRP$PS_BUFIO_PKT
FFFFFFFF.829A6924 IRP$L_BCNT 00007C00
FFFFFFFF.829A6928 IRP$L_BOFF 00000110
FFFFFFFF.829A692C IRP$L_ABOFF 00000110
IRP$L_OBOFF
FFFFFFFF.829A6930 IRP$L_EXTEND 00000000
FFFFFFFF.829A6934 IRP$PS_ALTDDT 00000000
IRP$PS_FDT_CONTEXT
FFFFFFFF.829A6938 IRP$R_DIOBM 00000004.00000000
FFFFFFFF.829A6940 00000008.1F790058
FFFFFFFF.829A6948 000038F1.0016FF09
FFFFFFFF.829A6950 00003E8C.0016FF09
FFFFFFFF.829A6958 00004007.0016FF09
FFFFFFFF.829A6960 00004988.0016FF09
FFFFFFFF.829A6968 00000000.00000000
... ...
FFFFFFFF.829A6990 IRP$L_IOST1 0825D820
IRP$L_MEDIA
FFFFFFFF.829A6994 IRP$B_CARCON 00
IRP$L_IOST2
IRP$L_TT_TERM
IRP$W_SHD_COPY_TYPE
IRP$W_SHD_VUN
FFFFFFFF.829A6995 00
FFFFFFFF.829A6996 IRP$W_SHD_DEV_TYPE 0000
IRP$W_SHD_MSCP_DISK_MODIFIER
FFFFFFFF.829A6998 IRP$L_ABCNT 00000000
IRP$Q_NT_PRVMSK
IRP$Q_STATION
IRP$Q_TT_STATE
FFFFFFFF.829A699C IRP$L_OBCNT 00007C00
FFFFFFFF.829A69A0 IRP$L_FUNC 0000000C
FFFFFFFF.829A69A4 00000000
FFFFFFFF.829A69A8 IRP$L_SEGVBN 0001CB61
SDA+1CB61
IRP$Q_SEGVBN
FFFFFFFF.829A69AC 00000000
FFFFFFFF.829A69B0 IRP$L_DIAGBUF 829A6948
IRP+00088
IRP$L_SCB_BUF
IRP$W_TT_PRMPT
FFFFFFFF.829A69B4 IRP$L_DCD_SRC_UCB 0039A30F
IRP$L_SEQNUM
FFFFFFFF.829A69B8 IRP$L_ARB 00000000
FFFFFFFF.829A69BC IRP$B_CPY_MODE 00
IRP$L_KEYDESC
IRP$L_WLE_PTR
FFFFFFFF.829A69BD 000000
FFFFFFFF.829A69C0 IRP$PS_KPB 828E3800
FFFFFFFF.829A69C4 IRP$PS_CCB 7FF7C400
FFFFFFFF.829A69C8 IRP$L_QIO_P1 01522110
IRP$Q_QIO_P1
FFFFFFFF.829A69CC 00000000
FFFFFFFF.829A69D0 IRP$L_QIO_P2 00007C00
IRP$Q_QIO_P2
FFFFFFFF.829A69D4 00000000
FFFFFFFF.829A69D8 IRP$L_QIO_P3 0001CB61
SDA+1CB61
IRP$Q_PARAM_3
IRP$Q_QIO_P3
FFFFFFFF.829A69DC 00000000
FFFFFFFF.829A69E0 IRP$L_QIO_P4 00000000
IRP$Q_QIO_P4
FFFFFFFF.829A69E4 00000000
FFFFFFFF.829A69E8 IRP$L_QIO_P5 00000000
IRP$Q_QIO_P5
FFFFFFFF.829A69EC 00000000
FFFFFFFF.829A69F0 IRP$L_QIO_P6 00000000
IRP$Q_QIO_P6
FFFFFFFF.829A69F4 00000000
FFFFFFFF.829A69F8 IRP$Q_LBN_64 00000000.00000000
FFFFFFFF.829A6A00 IRP$L_FQFL 82938C68
FFFFFFFF.829A6A04 IRP$L_FQBL 82938C68
FFFFFFFF.829A6A08 IRP$W_CDRPSIZE 0000
FFFFFFFF.829A6A0A IRP$B_CD_TYPE 02
FFFFFFFF.829A6A0B IRP$B_FLCK 20
FFFFFFFF.829A6A0C IRP$L_FPC 00010050
SYS$K_VERSION_16+00010
FFFFFFFF.829A6A10 IRP$Q_FR3 7AEE75F4.81D2FBD0
FFFFFFFF.829A6A18 IRP$Q_FR4 FFFFFFFF.825A87B8
FFFFFFFF.829A6A20 IRP$L_SAVD_RTN 81CE3620
EXE$QXQPPKT
FFFFFFFF.829A6A24 IRP$L_MSG_BUF 00000000
FFFFFFFF.829A6A28 IRP$L_RSPID 00000000
FFFFFFFF.829A6A2C IRP$L_CDT 82637FC0
FFFFFFFF.829A6A30 IRP$Q_RES_WAIT_STATE 00000000.00000000
FFFFFFFF.829A6A38 IRP$L_SCS_STALL_DATA 00000000
FFFFFFFF.829A6A3C IRP$L_RWCPTR 82638904
FFFFFFFF.829A6A40 IRP$L_BD_ADDR 00000000
FFFFFFFF.829A6A44 IRP$L_RBUN 00000000
FFFFFFFF.829A6A48 IRP$L_LBUFH_AD 00000000
FFFFFFFF.829A6A4C IRP$AR_PSB 828D9180
FFFFFFFF.829A6A50 IRP$B_SHD_PIO_CNT 00
IRP$L_ERASE_VBN
IRP$L_LBOFF
IRP$Q_ERASE_VBN
IRP$T_LBUFHNDL
FFFFFFFF.829A6A51 IRP$B_SHD_PIO_ACT 00
FFFFFFFF.829A6A52 IRP$B_SHD_PIO_FLAGS 00
FFFFFFFF.829A6A53 IRP$B_SHD_PIO_ERRCNT 00
FFFFFFFF.829A6A54 IRP$B_SHD_PIO_ERRINDEX 17
IRP$L_CDRPFL
IRP$L_RBUFH_AD
FFFFFFFF.829A6A55 IRP$B_SHD_PIO_ERRSEV 08
FFFFFFFF.829A6A56 87F0
FFFFFFFF.829A6A58 IRP$L_RBOFF F3A90008
IRP$Q_SHD_LOCK_FR0
FFFFFFFF.829A6A5C IRP$L_UBARSRCE 00000000
IRP$L_XCT_LEN
FFFFFFFF.829A6A60 IRP$L_DUTUFLAGS 00000000
IRP$Q_SHD_LOCK_FR1
FFFFFFFF.829A6A64 IRP$W_DUTUCNTR 0000
FFFFFFFF.829A6A66 IRP$W_ENDMSGSIZ 0000
FFFFFFFF.829A6A68 IRP$L_PDT 825A87B8
IRP$Q_SHD_LOCK_FR2
FFFFFFFF.829A6A6C IRP$L_WALK_CDDB 82637A00
FFFFFFFF.829A6A70 IRP$L_WALK_ALCLS 002CF174
IRP$Q_SHD_LOCK_FR4
FFFFFFFF.829A6A74 IRP$L_WALK_SVPC 00000000
FFFFFFFF.829A6A78 IRP$L_LB_CDDB 00000000
IRP$Q_SHD_LOCK_FR5
FFFFFFFF.829A6A7C 00000000
FFFFFFFF.829A6A80 IRP$L_DUTU_RSVD1 00000000
IRP$L_SHD_LOCK_FPC
FFFFFFFF.829A6A84 IRP$L_DUTU_RSVD2 00000000
IRP$L_SHD_PIO_ERROR
IRP$L_WBM_RMTSND_STS
FFFFFFFF.829A6A88 IRP$L_DUTU_RSVD3 00000000
IRP$L_SHD_PIO_LNK
IRP$L_WBM_REFCNT
FFFFFFFF.829A6A8C IRP$L_DUTU_RSVD4 00000000
IRP$L_SHDSPC
FFFFFFFF.829A6A90 IRP$L_SHD_CONTROL_IRP 00000000
FFFFFFFF.829A6A94 IRP$L_SHD_TEMP 00000000
FFFFFFFF.829A6A98 IRP$Q_SHD_SAVED_R1 00000000.00000000
FFFFFFFF.829A6AA0 IRP$Q_SHD_SAVED_R2 00000000.00000000
FFFFFFFF.829A6AA8 IRP$Q_SHD_SAVED_R4 00000000.00000000
FFFFFFFF.829A6AB0 IRP$L_SHD_SVD_CNT_IRP 00000000
FFFFFFFF.829A6AB4 IRP$L_SHD_SAVED_STATUS 00000000
FFFFFFFF.829A6AB8 IRP$L_SHD_WLG_MODE_FPC 00000000
FFFFFFFF.829A6ABC IRP$L_SHD_PERLKID 00000000
FFFFFFFF.829A6AC0 IRP$L_SHD_EXPEL_TIMER 00000000
FFFFFFFF.829A6AC4 IRP$L_SHD_EXPEL_FLAGS 00000008
FFFFFFFF.829A6AC8 IRP$L_SHD_EXPEL_MASK 00000000
FFFFFFFF.829A6ACC 00000000
FFFFFFFF.829A6AD0 IRP$Q_DATACHECKRETRYCOUNTER 00000000.00000000
IRP$Q_SHD_RESERV_Q8
FFFFFFFF.829A6AD8 IRP$Q_CURRENT_CLONE 00000000.00000000
IRP$Q_SHD_RESERV_Q9
FFFFFFFF.829A6AE0 IRP$Q_SHD_RESERV_Q10 00000000.00000000
FFFFFFFF.829A6AE8 IRP$B_SHD_FLAGS 00
FFFFFFFF.829A6AE9 00000000.000000
IRP$C_LENGTH