RVA 1

1

 

 

C A C H E

S U B S Y S T E M

A C T I V I T Y

 

 

 

 

 

 

 

 

PAGE

1

 

OS/390

 

SYSTEM ID QP02

 

START

02/12/1999-15.05.39

INTERVAL 000.38.01

 

 

REL. 02.06.00

RPT VERSION 2.6.0

END

02/12/1999-15.43.41

 

 

SUBSYSTEM

3990-03

CU-ID 2B00

SSID 0088

CDATE

02/12/1999

CTIME 15.05.40

CINT 00.37.56

 

TYPE-MODEL

9393-002

 

 

 

 

 

 

 

------------------------------------------------------------------------------------------------------------------------------------

CACHE SUBSYSTEM STATUS

------------------------------------------------------------------------------------------------------------------------------------

SUBSYSTEM STORAGE

NON-VOLATILE STORAGE

STATUS

 

 

 

CONFIGURED

1024.0M

CONFIGURED

8.0M

CACHING

 

- ACTIVE

AVAILABLE

1024.0M

PINNED

0.0

NON-VOLATILE STORAGE

- ACTIVE

PINNED

0.0

 

 

CACHE FAST

WRITE

-

ACTIVE

OFFLINE

0.0

 

 

IML DEVICE

AVAILABLE

-

YES

------------------------------------------------------------------------------------------------------------------------------------

CACHE SUBSYSTEM OVERVIEW

------------------------------------------------------------------------------------------------------------------------------------

TOTAL I/O

41324

CACHE I/O

41324

CACHE OFFLINE

0

 

 

 

 

 

 

 

 

TOTAL H/R

0.991

CACHE H/R

0.991

 

 

 

 

 

 

 

 

 

 

 

 

CACHE I/O

-------------

READ I/O REQUESTS

-------------

----------------------WRITE I/O REQUESTS

----------------------

 

%

REQUESTS

COUNT

RATE

 

HITS

 

RATE

H/R

COUNT

 

RATE

FAST

RATE

HITS

RATE

H/R

READ

NORMAL

892

0.4

 

547

 

0.2

0.613

0

 

0.0

0

0.0

0

0.0

N/A

100.0

SEQUENTIAL

40432

17.8

 

40392

 

17.7

0.999

0

 

0.0

0

0.0

0

0.0

N/A

100.0

CFW DATA

0

0.0

 

0

 

0.0

N/A

0

 

0.0

0

0.0

0

0.0

N/A

N/A

TOTAL

41324

18.2

 

40939

 

18.0

0.991

0

 

0.0

0

0.0

0

0.0

N/A

100.0

------------------------

CACHE

MISSES-----------------------

 

 

 

------------MISC------------

 

------NON-CACHE I/O

-----

REQUESTS

READ

RATE

WRITE

RATE

 

TRACKS

RATE

 

 

 

COUNT

RATE

 

 

COUNT

RATE

 

 

 

 

 

 

 

 

 

DFW BYPASS

0

0.0

 

ICL

0

0.0

NORMAL

345

0.2

0

0.0

 

385

0.2

 

CFW BYPASS

0

0.0

 

BYPASS

0

0.0

SEQUENTIAL

40

0.0

0

0.0

 

93457

41.1

 

DFW INHIBIT

0

0.0

 

TOTAL

0

0.0

CFW DATA

0

0.0

0

0.0

 

 

 

 

ASYNC (TRKS)

0

0.0

 

 

 

 

TOTAL

385

RATE

0.2

 

 

 

 

 

 

 

 

 

 

 

 

 

----CKD STATISTICS---

---RECORD CACHING

---

 

 

 

 

 

 

 

 

 

 

0WRITE

0

READ MISSES

 

0

 

 

 

 

 

 

 

 

 

 

WRITE HITS

0

WRITE PROM

 

0

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

C A C H E

S U B S Y S T E M

A C T I V I T Y

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PAGE

2

 

OS/390

 

 

SYSTEM ID QP02

 

START

02/12/1999-15.05.39

INTERVAL 000.38.01

 

 

 

REL. 02.06.00

 

RPT VERSION 2.6.0

END

02/12/1999-15.43.41

 

 

 

 

 

0SUBSYSTEM

3990-03

CU-ID

2B00

SSID

0088

CDATE

02/12/1999

 

CTIME 15.05.40

CINT

00.37.56

 

 

TYPE-MODEL 9393-002

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0------------------------------------------------------------------------------------------------------------------------------------

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CACHE SUBSYSTEM DEVICE OVERVIEW

 

 

 

 

 

------------------------------------------------------------------------------------------------------------------------------------

0VOLUME

DEV

DUAL

%

I/O

---CACHE

HIT RATE--

----------DASD I/O RATE----------

 

ASYNC

TOTAL

READ

WRITE

%

SERIAL

NUM

COPY

I/O

RATE

READ

DFW

CFW

STAGE

DFWBP

ICL

BYP

OTHER

RATE

H/R

H/R

H/R

READ

0*ALL

 

 

100.0

18.2

18.0

0.0

0.0

0.2

0.0

0.0

0.0

0.0

0.0

0.991

0.991

N/A

100.0

226Storage Management with DB2 for OS/390

Page 248
Image 248
IBM 5655-DB2, 5695-DF1 manual C H E B S Y S T E M T I V I T Y

5695-DF1, 5655-DB2 specifications

IBM 5655-DB2 and 5695-DF1 are significant components within the IBM software ecosystem, predominantly focusing on data management and integration solutions. These offerings cater primarily to enterprise environments that require robust database management systems and associated frameworks to maintain and manipulate data efficiently.

IBM 5655-DB2 is a well-known relational database management system (RDBMS) that excels in managing large volumes of structured data. Its architecture is designed to support high availability, scalability, and performance, crucial for businesses operating in today’s data-driven world. Some of its main features include advanced indexing capabilities, support for complex queries, and dynamic workload management. Additionally, it provides strong concurrency controls, which enable multiple users to access and manipulate data simultaneously without compromising data integrity.

One of the key characteristics of DB2 is its support for various data types, including JSON and XML, making it versatile for modern applications that generate data in diverse formats. It also features robust security mechanisms to protect sensitive data, aligning with compliance standards across industries. Integration with analytics tools further allows businesses to derive insights from their data, enhancing decision-making processes.

On the other hand, IBM 5695-DF1, also known as the InfoSphere DataStage, is a powerful data integration tool that facilitates the extraction, transformation, and loading (ETL) of data from various sources to target systems. It empowers organizations to streamline their data flows, ensuring that clean, consistent information is available for analysis and operational use. Key features of 5695-DF1 include a user-friendly graphical interface that enhances developer productivity and a rich set of connectors for numerous data sources, enabling seamless data integration.

DataStage also supports real-time data integration, allowing businesses to keep their data synchronized across multiple platforms. Its parallel processing capabilities dedicatedly optimize performance, enabling organizations to handle vast datasets efficiently. It incorporates data quality tools that help in validating and cleansing data before it is used for decision-making processes.

Both IBM 5655-DB2 and 5695-DF1 are part of a broader strategy to accommodate the evolving landscape of data management. Businesses leverage these technologies to enhance their data architectures, fostering agility and competitive advantage in their respective markets. Their integration capabilities, along with a focus on security and scalability, position them as vital assets in modern enterprise environments. Whether managing critical data within a database or ensuring seamless data flow across systems, these IBM offerings provide a comprehensive approach to handling complex data challenges.