MONITOR command: Disk buffers: Difference between revisions
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<dd>Monitors the disk buffers, displaying the number of pages in each table of each file that currently resides in the disk buffer. | <dd>Monitors the disk buffers, displaying the number of pages in each table of each file that currently resides in the disk buffer. | ||
</dl> | </dl> | ||
==Syntax== | ==Syntax== | ||
<p class="syntax"><b>M</b>ONITOR {DISKBUFF | DISKBUFFG | DISKBUFFL} | <p class="syntax"><b>M</b>ONITOR {DISKBUFF | DISKBUFFG | DISKBUFFL} | ||
</p> | </p> | ||
<p>Where</p> | <p>Where:</p> | ||
<ul> | <ul> | ||
<li> | <li> | ||
<p>DISKBUFF | <p> | ||
<var>DISKBUFF</var> returns the statistics for both above-the-line and above-the-bar buffers.</p> | |||
</li> | </li> | ||
<li> | <li> | ||
<p>DISKBUFFG | <p> | ||
<var>DISKBUFFG</var> returns the statistics for the above-the-bar buffers.</p> | |||
</li> | </li> | ||
<li> | <li> | ||
<p>DISKBUFFL | <p> | ||
</li> | <var>DISKBUFFL</var> returns the statistics for above-the-line buffers.</p></li> | ||
</ul> | |||
==Example== | ==Example== | ||
<p class="code">MONITOR DISKBUFF | <p class="code">MONITOR DISKBUFF | ||
| Line 29: | Line 33: | ||
<p class="code">MONITOR DISKBUFFG | <p class="code">MONITOR DISKBUFFG | ||
</p> | </p> | ||
==Usage notes== | ==Usage notes== | ||
The MONITOR DISKBUFF command displays the following types of information, in the format presented below, where FCT is the number of pages in the File Control Table | <ul> | ||
<li>The <var>MONITOR DISKBUFF</var> command displays the following types of information, in the format presented below, where <code>FCT</code> is the number of pages in the File Control Table: | |||
<p class="code">MONITOR DISKBUFF | <p class="code">MONITOR DISKBUFF | ||
FILENAME FCT TBLA TBLB TBLC TBLD TBLE TBLX *TOTAL* | FILENAME FCT TBLA TBLB TBLC TBLD TBLE TBLX *TOTAL* | ||
-------- --- ------ ------ ------ ------ ------ ------ ------- | <b></b>-------- --- ------ ------ ------ ------ ------ ------ ------- | ||
CCATEMP 0 40 0 0 0 0 0 40 | CCATEMP 0 40 0 0 0 0 0 40 | ||
PROC1 1 0 0 0 11 0 0 12 | PROC1 1 0 0 0 11 0 0 12 | ||
| Line 39: | Line 45: | ||
TESTZ 1 1 11 0 3 185 0 201 | TESTZ 1 1 11 0 3 185 0 201 | ||
<b></b>*TOTAL* 3 42 21 0 16 185 2 269 | <b></b>*TOTAL* 3 42 21 0 16 185 2 269 | ||
</p> | </p></li> | ||
< | |||
<li>The <var>MONIOR DISKBUFFG</var> command displays above-the-bar buffer pool usage: | |||
<p class="code">MONITOR DISKBUFFG | <p class="code">MONITOR DISKBUFFG | ||
FILENAME FCT TBLA TBLB TBLC TBLD TBLE TBLX *TOTAL* | FILENAME FCT TBLA TBLB TBLC TBLD TBLE TBLX *TOTAL* | ||
-------- --- ------ ------ ------ ------ ------ ------ ------- | <b></b>-------- --- ------ ------ ------ ------ ------ ------ ------- | ||
CCATEMP 0 3 0 0 0 0 0 3 | CCATEMP 0 3 0 0 0 0 0 3 | ||
CCAGRP 1 0 0 0 1 0 0 2 | CCAGRP 1 0 0 0 1 0 0 2 | ||
| Line 52: | Line 59: | ||
FILETBLX 1 0 0 0 2 0 0 3 | FILETBLX 1 0 0 0 2 0 0 3 | ||
<b></b>*TOTAL* 6 4 7 8 23 0 0 48 | <b></b>*TOTAL* 6 4 7 8 23 0 0 48 | ||
</p> | </p></li> | ||
< | |||
<li>The <var>MONITOR DISKBUFFL</var> command displays below-the-bar buffer pool usage. | |||
<p class="code">MONITOR DISKBUFFL | <p class="code">MONITOR DISKBUFFL | ||
FILENAME FCT TBLA TBLB TBLC TBLD TBLE TBLX *TOTAL* | FILENAME FCT TBLA TBLB TBLC TBLD TBLE TBLX *TOTAL* | ||
-------- --- ------ ------ ------ ------ ------ ------ ------- | <b></b>-------- --- ------ ------ ------ ------ ------ ------ ------- | ||
CCATEMP 1 3 0 0 0 0 0 3 | CCATEMP 1 3 0 0 0 0 0 3 | ||
CCAGRP 1 0 0 0 1 0 0 2 | CCAGRP 1 0 0 0 1 0 0 2 | ||
| Line 65: | Line 73: | ||
FILETBLX 1 0 0 0 2 0 0 3 | FILETBLX 1 0 0 0 2 0 0 3 | ||
<b></b>*TOTAL* 6 4 0 0 19 0 0 29 | <b></b>*TOTAL* 6 4 0 0 19 0 0 29 | ||
</p> | </p></li> | ||
</ul> | |||
[[Category: System administrator commands]] | [[Category: System administrator commands]] | ||
[[Category:Commands]] | [[Category:Commands]] | ||
Latest revision as of 20:54, 18 August 2016
Summary
- Privileges
- System administrator
- Function
- Monitors the disk buffers, displaying the number of pages in each table of each file that currently resides in the disk buffer.
Syntax
MONITOR {DISKBUFF | DISKBUFFG | DISKBUFFL}
Where:
-
DISKBUFF returns the statistics for both above-the-line and above-the-bar buffers.
-
DISKBUFFG returns the statistics for the above-the-bar buffers.
-
DISKBUFFL returns the statistics for above-the-line buffers.
Example
MONITOR DISKBUFF
or
MONITOR DISKBUFFG
Usage notes
- The MONITOR DISKBUFF command displays the following types of information, in the format presented below, where
FCTis the number of pages in the File Control Table:MONITOR DISKBUFF FILENAME FCT TBLA TBLB TBLC TBLD TBLE TBLX *TOTAL* -------- --- ------ ------ ------ ------ ------ ------ ------- CCATEMP 0 40 0 0 0 0 0 40 PROC1 1 0 0 0 11 0 0 12 FILETBLX 1 1 10 0 2 0 2 16 TESTZ 1 1 11 0 3 185 0 201 *TOTAL* 3 42 21 0 16 185 2 269
- The MONIOR DISKBUFFG command displays above-the-bar buffer pool usage:
MONITOR DISKBUFFG FILENAME FCT TBLA TBLB TBLC TBLD TBLE TBLX *TOTAL* -------- --- ------ ------ ------ ------ ------ ------ ------- CCATEMP 0 3 0 0 0 0 0 3 CCAGRP 1 0 0 0 1 0 0 2 CCASYS 1 1 7 8 15 0 0 32 EWDPROC 1 0 0 0 3 0 0 4 EWDSCR 1 0 0 0 1 0 0 2 EWDDATA 1 0 0 0 1 0 0 2 FILETBLX 1 0 0 0 2 0 0 3 *TOTAL* 6 4 7 8 23 0 0 48
- The MONITOR DISKBUFFL command displays below-the-bar buffer pool usage.
MONITOR DISKBUFFL FILENAME FCT TBLA TBLB TBLC TBLD TBLE TBLX *TOTAL* -------- --- ------ ------ ------ ------ ------ ------ ------- CCATEMP 1 3 0 0 0 0 0 3 CCAGRP 1 0 0 0 1 0 0 2 CCASYS 1 1 0 0 11 0 0 13 EWDPROC 1 0 0 0 3 0 0 4 EWDSCR 1 0 0 0 1 0 0 2 EWDDATA 1 0 0 0 1 0 0 2 FILETBLX 1 0 0 0 2 0 0 3 *TOTAL* 6 4 0 0 19 0 0 29