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PMIRPT12: I/O by file summary report

PMIRPT12 contains detailed I/O information for each reported interval. The report shows one line for each file accessed during each interval that shows information on I/O requests for the file.

Sample report

REPORT NO. 12 CA, INC. mm/dd/yy PAGE 1 CA IDMS/PM nn.n volser I/O BY FILE SUMMARY REPORT DC SYSTEM VERSION #: 56 <-------------- YOUR COMPANY NAME --------------> DATA FROM: mm/dd/yy READ READ AVG READ WRITE WRITE AVG WRITE BUFFER BUFFER AVG BUFR START FILE I/O WAIT TIME WAIT TIME I/O WAIT TIME WAIT TIME HITS BUFFER WAIT TIME WAIT TIME TIME NAME WAITS (SECS) (SECS) WAITS (SECS) (SECS) WAITS (SECS) (SECS) 16:20:00 CA30NWK.CA30DML1 7355 173.000 .0235 50 CA30NWK.CA30DML2 7272 172.000 .0237 58 CA30NWK.CA30LOD 6 2 CFAXNWK.CFADML 5 1 CFAXNWK.CFALOD 777 33.000 .0425 16 CG30NWK.CG30DML CG30NWK.CG30LOD 147 7.000 .0476 12 CKSXNWK.CKSDML 5 1 CKSXNWK.CKSLOD 427 25.000 .0585 13 CSADNWK.CSADDML1 CSADNWK.CSADDML2 CSADNWK.CSADLOD SYSTEM.DCDML 22 SYSTEM.DCLOD 4 12 SYSTEM.DCLOG 60 9.000 .1500 0 SYSTEM.DCRUN SYSTEM.DCSCR 936 35.000 .0374 0 16:30:00 CA30NWK.CA30DML1 2303 70.000 .0304 13 CA30NWK.CA30DML2 2262 75.000 .0332 15 CA30NWK.CA30LOD 5 28 CFAXNWK.CFADML CFAXNWK.CFALOD CG30NWK.CG30DML CG30NWK.CG30LOD 5 60 CKSXNWK.CKSDML CKSXNWK.CKSLOD 5 1.000 .2000 28 CSADNWK.CSADDML1 CSADNWK.CSADDML2 CSADNWK.CSADLOD SYSTEM.DCDML 17 1.000 .0588 33 SYSTEM.DCLOD 6 11 SYSTEM.DCLOG 70 10.000 .1429 0 SYSTEM.DCRUN 2 15 SYSTEM.DCSCR 199 13.000 .0653 0

PMIRPT12 fields

Field

Description

Start Time

Starting time for the interval on a 24-hour clock (hh:mm:ss)

File Name

Name of the file

Read I/O Waits

Count of physical read I/Os that resulted in a wait

Read Wait Time

Total time spent waiting for physical read I/Os (ss.ttt)

Avg Read Wait Time

Average amount of time spent waiting for physical read I/Os against the file (ss.tttt)

Write I/O Waits

Count of physical write I/Os that resulted in a wait

Write Wait Time

Total time spent waiting for physical write I/Os (ss.ttt)

Avg Write Wait Time

Average amount of time spent waiting for physical write I/Os against the file (ss.tttt)

Buffer Hits

Number of times a request was filled by a page already in the buffer

Buffer Waits

Number of times a task had to wait because all the pages in the buffer pool were in use by other tasks

Buffer Wait Time

Total time spent waiting for a buffer to become available (ss.ttt)

Avg Bufr Wait Time

Average amount of time spent waiting for a buffer (ss.tttt)

Buffer Name

Name of the buffer with which the file is associated