?????????? ?????????? ???????? ??????? LPAR

1
?????????? ?????????? ???????? ??????? LPAR

• ?????? 4
• ???? ?????? ?????????? ????
• ???? MF_Lec4_Sep06.ppt

2
3. ?????????? ?????????? ???????? ???????

• ?????? zSeries ???????????? ??? ??????
  ???????????????? ? ????? ??????????????? ?
  ?????????????? ??????, ???? ??? ???? ???????
  ??????????
• ??????? ???????
• ?????????? ??????
• (logical partition - LPAR)
• 3. ??????????? ???????

STORE SYSTEM INFORMATION (STSI)
3
?????????? ???????? ? partitioning
4
?????????? ?????? LPAR

• LPAR ??? ???????????? ?????????? ????????,
  ??????????? ??????????? ??? ???? ???????????
  ????????? (?????????, ?????? ? ??????
  ?????-??????)
• LPAR ??? ?????????? ??????, ? ???????
  ?????????????? ????????????? ?? ?????? LPAR
  ?????????? ??????????? ???????????? ???????
  (z/OS, OS/390, z/VM, Linux, VSE/ESA ??? Coupling
  Facility Control Code (CFCC).
• LPAR ?????? ????????? ? ????? ?? ??????????
  ????????? ????????? LCSS, ??????????? ???????????
  ?? 15 LPAR (?????? ?? 30-??)

5
?????????? ?????? LPAR

• ?????????? ?????? ????? ???? ??????????? ???
  ????????????? ? ????? ?????? "?? ????"

• ??? ???????? ?????? ??? ???????? ????? ??????????
  ??????? ?????????? ????????? ??????? ?
  ?????????????? ????????? ?????? ?? ??????? POR.

6
??????????? LPARs

• LPAR ?????????? ????????? ????????? ???
  ??????????? ???????????? ?????
• ?????? LPAR ????? ???? ??????????? ??
• ?????? LPAR - ?????????
• ???????????? ?????????? ????? ???? ?????? ???
  ?????????? LPARs
• ?????????? ????? ???? ????????? ???????????? ????
  ????? ??? ????
• ? ?????? shared ?????? LPAR ????????????
  ?????? ?????????? ??????????? (?? ?????????????
  ????? ?????????? ???????????) ? ???????????
  (??????? ????????????) weighting

7
3.1. ????????? LPAR

• ???????? ? ???????? ??? ????????
• ?????????? ?????????? ??? ??????? ????????
  ??????? ?????????? ???????????, ?????? ? ???????
  ?????-??????
• ??????? ???????????, ????????????? ??????? ???
  ??? ??????????? ? ??????? ????????? ? ???????
  ?????? ??????? ??? ????????????? ?????
  ??????????? ????????
• ??????????? ?? ????????????? ???????? ???????????
  ? ??????? ??????????, ??? ??????????? ???????
  ????????????? (LPAR capping)
• ???????????? ?
• ?????? ?????????

8
????????? LPAR

• ????????? ? ?????????? ? ?????????? ??? ???????
  ????????
• ??????????? ????? ??????? ?????????? (HMC) ?
• ??????????? ? ???????? ?????? ???????? ?????????
  SE ? ???? ??????? ??????? (logical partition
  Image Profile).

9
???????? ? ????????????
10
?????????? (PU)

• ??????????? ?????????? ????? ???? ????????????
  ???????????? ?????????? ????, ?????? ????? ?????
  ?????. ??????????? ?? ??? ?????? ??????? ???????
  ???????????? ??? software charging
• Central Processor (CP) - A full z/OS processor
• System Assistance Processor (SAP) ????????????
  ??? ?????????? ?????-?????? (I/O subsystem)
  ?????? ?????? ????? ??? ??????? ???? ?????
• Integrated Facility for Linux (IFL) ???????????
  ????????? ??? Linux - ?????????????
• zAAP ???????????? ??? JAVA ????????????????
  ?????????????
• Integrated Coupling Facility (ICF) ???
  ???????????????? ?????
• Spares -????????

11
3.2. ?????????? ? LPAR

• ? ?????????? ?????? ????? ???? ????????
  ?????????? ?????? ????? CP, ICF, IFL ??? zAAP.
• ?????? ?? ??????????? ????? ????
• ????????? ????????? (dedicated) ?? ?????
  ???????? ????
• ???????? ????? (shared) ???????? ??? ???? LPAR
  (????? ??????????? ???????).

12
3.4.????????????? ?????? ? LPAR

• ????????????? ???????? ? ??????????? ?????? ?????
  ????????? - ? ???????? ???????? LPAR ?
  ??????????????? ????????? ??????? ?? ????????
  ????? ????????? ???????????? ??????.
• ???????????? ????? ??????, ?????????? ??? ??????
  ???????, ????????? ??????? ???????????? ? ???????
  ?????? (??? z/Architecture - 256 GB, ? ??????
  ESA/390 - 2 GB) ??? ????? ??????? ?????????
  ?????? HSA.
• ????????????? ????? ?????????? ???????? ???
  ??????????? ?????? ??????? LPAR ?? ???????????.
• ????? ??????, ?????????? ??? ??????? LPAR,
  ?????????? ???????, ?????? ??????? ??????? ??
  ?????? ???????????????? ? ??????? ?????? (??.
  ????. ?????).

13
??????????? ?????? ????????????? ?????? ? ???????
LPAR
????? ????????????? ?????? (GB) ?????? ????? ??? LPAR (MB)
5 8 16
8 16 32
16 32 64
32 64 128
14
??????????? ????? S/360
15
??????? ?????-??????

• ?????? ESCON ? FICON
• ??? ????? ???????????? ????????? ? ????? ???
  ????? CEC Switches
• ?????? ??????????????? ??????? (CHPID) ??????? ??
  ???? ????????????????? ????
• ????????? ???????? ????? ?????? CHPIDs
• ??????? ?????????? I/O ??????? ????? ????????????
  ???????? ? CHPIDs

16
??????? ?????-??????

• ???? I/O control layer ??????????
  ???????????????? ????? ?????? ??????????
  ???????????? (IOCDS Input\Output Comfiguration
  DataSet), ??????? ????????? ?????????? ?????? I/O
  ? ?????? ?????????, ??????? ????????????
  ???????????? ???????? z/OS
• ?????? ????????? ??????????????? ?????????
  ????????????? ??? ???????? ????? ???????????
  ?????????? ???????????? ?????-??????
  (Input\Output Definition File IODF) ? IOCDS ? ?
  ?????? ?? ??????????? (? ?? ????????? ???????!)
• ? ??????????? ??????? ??? ???????? ??? ??? ??????
  ????????????????? ?????

17
??????? ?????-??????
18
3.5. ??????? ????????? ??????? ?????-?????? ???
LPAR

• ???????????? ?????? ????????????? ???
  ????????????? ?????? ? ????? ?????????? ???????
• ????????????????? ?????? ? ?????? ?????? ???????
  ???????????? ?????? ????? LPAR
• ??????????? ?????? ????????? ? ???????????
  ???????? ?????? ????? LCSS (????????????
  ???????).
• ???????????? (spanned) ?????? ?????????
  ??????????? ? LPAR, ???????? ? ?????? LCSS
  (???????????? ???????).

19
????

• ? ??????????? ??????????? ???????????? ???? IBM
  3390
• ??????? ???????????? ???? ?????? ??????????
  ????????????? ? ??????????, ??????? ???? ?
  ???????????.

20
??????? ?????????? ???? IBM 3390
21
3.6. ????????? ???????? Processor
Resource/Systems Manager (PR/SM)

• ???? - ?????????? ?????????? ?????????????????
  ???? LPAR
• ?????????? ?? ?????? ?????????? ??????????
  ???????????
• ???? ?? ???????? ??????? -????????????? ????
  ???????????????? ? ?????? ???????? ????? LPAR ?
  ?????? ?? ??????? ?????????????
• LPAR-???????

22
3.7. ??????? ????????????? ???????? Intelligent
Resource Director (IRD)

• ???????? ??????? IRD
• ?????????? ??????????? LPAR (LPAR CPU
  Management)
• ???????????? ?????????? ????????? ????? DCM
  (dynamic channel path management)
• ??????????? ???????????? ???????? ? ?????????
  ?????????? (Channel Subsystem Priority Queuing -
  IOPQ)

23
?????????????

• ????????????? ????????????? ???????????
  ?????????
• ??????? ????? DASD ?????? ???????
• ?????? CTC/GRS
• Basic ? Parallel sysplex
• Image is used to describe a single z/OS system,
  which might be standalone or an LPAR on a large
  box

24
??????? ???? DASD ?????? ???????

• ???????????? ???????????
• ?????????????? ? ?????? ?????????????? ??? ?????
  ? ?????
• ?????? ? ????? ?? ????? ?????????? ?????????.

25
?????? CTC

• ?????????? ????? ?????? ? ???????? (GRS)
  ???????????? ??? ???????? ?????????? ?? ??????
  CTC
• Request ENQueue on a dataset, update, the DEQueue
• ???????? ????????? ???????

26
Parallel Sysplex

• ? ???? ?????????? ?????? CTC ????????????
  ?????????? ?????????? ?????????? (Coupling
  Facility) ??? ????????? storeENQ data ??? GRS.
• ???????? ??????????? ???????.
• ?????????? ?????????? ????? ????? ????
  ???????????? ??? ???????? ????? ??????????
  ?????????? (????? ??? ??????? DB2).
• ????? ???? ??????????? ??? ?????? ???????.

27
???????? ???????? ??????

• ???? ????????? 2 ??????? ????????? ??????
• ????? - Multiprise 3000, ????????????? ??? small
  installations ? ??????????? ????
• ?????? ??????? ???????? FLEX-ES, ?????????? ??
  ???? ??? ??????????? Linux ??? UNIX

28
???????????? ???????? ????????

• ??? ????????? ??????????? ???????, ?? ??????????
  ?????????? ??????????
• ??????? z890 ???????????? ? ???????????? ? 2
  ????????????? ??????? ????, ???????????? ??
  ????????? ?????, ??????????, ????????
  ????????????? ???????????? ? ???????????.

29
????????? ??????? ???????? ????????

• ????? ??????? ????? ????????? ????????? LPAR
• ???? LPAR - z/OS ? ?????????????? ????????????
• ?????? LPAR ??? ???????? ?????????
• ???????? z/OS LPAR ??? ???????????? ?????? ??
• ???? ??? ?????? LPAR ??? Linux, Web-??????????
  ? ?.?.

30
???????????? ???????? ????????

• ??? ?????????? ????? z990 ? 9672 (????? ??????)
• Parallel Sysplex ? ??????????? ?????????? (CF)
• ?????????????? ??????? ESS ? ????? ??????
  ???????? ??????? DASD, ??????????? ????????????
• ??????????? ???? SNA (3745)
• ?????????? ?? ????????? ????? (3490E),
  ??????????? ??? ?????????????
• ??????? OSA Express ??? ??????????? ? LAN
• ??????? (?????????)

31
??? ????? ??????? ???????

• ???????????? ????? ????????? ????????????
  ????????? ?????????
• ??????????? ????? ???????????? ??????
  ???????????? ?????????? ??????????????, ???? ??
  ????????? ????? ????? ??????.
• ??????? z/OS ?????? ???????? ?? ????? ??????
  ????????????, ???? ????? ??????????? ?? ????????
  ?????????? ?? ????
• ? ???????? ?????????? ??????????? ? ???????
  ???????????????, ??????? ????? ???????? ?
  ??????????????????? ????????????, ??????
  ?????????? ???????.

32
??????? ?? ????????!