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z/VM: System Messages and Codes Š CP - z/VM - IBM

z/VM: System Messages and Codes Š CP - z/VM - IBM

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HTR007 HTU002<br />

HTR007<br />

Explanation: While translating an address, the<br />

function attempted to change the ASCIACCT or<br />

ASCRACCT count for an address space. However,<br />

v Increasing the count of outst<strong>and</strong>ing translations would<br />

have made it wrap to zero<br />

v Or decreasing the count of outst<strong>and</strong>ing translations<br />

would have made it negative.<br />

User Response: Examine the page translation<br />

process to determine why the address space access<br />

count was incorrect. These counts are also changed by<br />

the functions in H<strong>CP</strong>PTF that lock <strong>and</strong> unlock frames.<br />

Examine the dump for improper alterations of the<br />

ASCBK.<br />

HTR008<br />

Explanation: When the function was translating an<br />

address, the internal ASIT passed as input failed<br />

certification. It was found to be an internal ASIT for a<br />

<strong>CP</strong>-owned address space, which should always be<br />

valid.<br />

User Response: Examine the location that contains<br />

the fixed internal ASIT for the <strong>CP</strong> address space. It is<br />

likely that the internal ASIT has been overlaid or <strong>CP</strong> has<br />

incorrectly manipulated the internal ASIT.<br />

HTR020<br />

Explanation: (soft abend) An attempt was made to<br />

translate an address that is part of the resident <strong>CP</strong><br />

nucleus.<br />

User Response: Examine the dump <strong>and</strong> determine<br />

which module used the H<strong>CP</strong>TRANS macro to call<br />

H<strong>CP</strong>HTR. If H<strong>CP</strong>TRANS is in an <strong>IBM</strong>-supplied <strong>CP</strong><br />

nucleus routine, contact your <strong>IBM</strong> support personnel. If<br />

H<strong>CP</strong>TRANS is in a vendor-supplied routine, notify the<br />

vendor of the problem.<br />

Starting in z/<strong>VM</strong> V5R1, the entire <strong>CP</strong> nucleus is<br />

resident. Previously, part of the <strong>CP</strong> nucleus was<br />

pageable, <strong>and</strong> it was necessary to use H<strong>CP</strong>TRANS to<br />

translate an address before using it. This is no longer<br />

necessary.<br />

HTS001<br />

Explanation: There are no system pages available to<br />

satisfy your request for a system virtual page.<br />

User Response: Examine the dump to determine if a<br />

<strong>CP</strong> module is looping or using system pages <strong>and</strong> not<br />

returning them.<br />

46 z/<strong>VM</strong>: <strong>System</strong> <strong>Messages</strong> <strong>and</strong> <strong>Codes</strong> — <strong>CP</strong><br />

HTS002<br />

Explanation: Deallocation of the system page being<br />

returned cannot take place because there was no<br />

allocation of the system page to begin with, or<br />

deallocation is taking place for a second time.<br />

User Response: Examine the contents of the dump.<br />

Check to see on which system virtual address<br />

deallocation took place. Trace back through system<br />

execution to determine where generation of the virtual<br />

address occurred.<br />

HTT001<br />

Explanation: The module that issues this abend is<br />

distributed as object code only. Therefore, no source<br />

program materials are available.<br />

User Response: Refer to the z/<strong>VM</strong>: Diagnosis Guide<br />

for information on gathering the documentation you<br />

need to assist <strong>IBM</strong> in diagnosing the problem, then<br />

contact your <strong>IBM</strong> support personnel.<br />

HTT002<br />

Explanation: The module that issues this abend is<br />

distributed as object code only. Therefore, no source<br />

program materials are available.<br />

User Response: Refer to the z/<strong>VM</strong>: Diagnosis Guide<br />

for information on gathering the documentation you<br />

need to assist <strong>IBM</strong> in diagnosing the problem, then<br />

contact your <strong>IBM</strong> support personnel.<br />

HTT003<br />

Explanation: The module that issues this abend is<br />

distributed as object code only. Therefore, no source<br />

program materials are available.<br />

User Response: Refer to the z/<strong>VM</strong>: Diagnosis Guide<br />

for information on gathering the documentation you<br />

need to assist <strong>IBM</strong> in diagnosing the problem, then<br />

contact your <strong>IBM</strong> support personnel.<br />

HTT004<br />

Explanation: The module that issues this abend is<br />

distributed as object code only. Therefore, no source<br />

program materials are available.<br />

User Response: Refer to the z/<strong>VM</strong>: Diagnosis Guide<br />

for information on gathering the documentation you<br />

need to assist <strong>IBM</strong> in diagnosing the problem, then<br />

contact your <strong>IBM</strong> support personnel.<br />

HTU002<br />

Explanation: When <strong>CP</strong> was translating a virtual<br />

address, the page containing the virtual address was<br />

indicated to be on DASD. The page was also flagged as<br />

being part of a DASD paging block. Later in the

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