THRBK | Back to Index page |
Prolog Control Block Contents THRBK DSECT Storage Layout Cross Reference (Contains links to field and bit definitions) |
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THRBK Prolog | Top of page |
NAME : HCPTHRBK DESCRIPTION: Throttle Control Block DSECT : THRBK FUNCTION : The Throttle Control Block is used to control the rate at which I/O operations are permitted to occur for devices under the control of the Throttle Facility. LOCATED BY : SYSTHRPR Anchor in HCPSYSCM RDEVTHPT Anchor in HCPRDEV CREATED BY : THRBK'S are dynamically created by HCPTHR via the "SET THROTTLE ON" command. DELETED BY : THRBK'S are deleted by HCPTHR via: 1- The "SET THROTTLE OFF" command 2- The "SET THROTTLE CLEAR" command 3- The "DETACH" command RELOCATION CONSIDERATIONS : None |
THRBK Control Block Content | Top of page |
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THRBK Storage Layout | Top of page |
*** THRBK - Throttle Control Block * * +---------------------------+---------------------------+ * 0 | THRNEXT | THRPREV | * +---------------------------+---------------------------+ * 8 | THRTGTTM | * +---------------------------+---------------------------+ * 10 | THRRDEV | THRDLYS | * +-------------+-------------+---------------------------+ * 18 | THRDEVNO |/////////////| THRRTEBN | * +-------------+-------------+---------------------------+ * 20 | THRIORTE | * +-------------------------------------------------------+ * 28 |///////////////////////////////////////////////////////| * |///////////////////////////////////////////////////////| * +-------------------------------------------------------+ * *** THRBK - Throttle Control Block |
THRBK Cross Reference | Top of page |
Symbol Dspl Value -------------- ---- ----- THR$END 0038 THRDEVNO 0018 THRDLYS 0014 THRIORTE 0020 THRNEXT 0000 THRPREV 0004 THRRDEV 0010 THRRTEBN 001C THRSIZE 0038 00000007 THRTGTTM 0008 |
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