ACDEB |
SYSTEM |
A pool element is allocated for every
active application. |
ACPCB |
USER |
An element is allocated for every
adjacent control point with which this node has an active CP-CP session. |
ADJCP |
USER |
Each pool element defines a single
adjacent control point (ADJCP). |
ADJNODE |
USER |
Elements are allocated for each CP-CP
session partner to track topology flow status with an adjacent node. |
ALPHCD |
SYSTEM |
Element used by HPDT MPC to manage
CSM buffer descriptors. These descriptors represent the storage used
for the physical transmission of data over HPDT MPC. |
AMU |
SYSTEM |
Elements are short-lived signals
used for intraproduct communication. |
ANDCB |
USER |
One element is allocated the first
time a node activates a link supporting CP-CP sessions with a specific
adjacent node. |
ATGB |
USER |
An element represents a single T2.1
connection or VR-TG to an adjacent CP. |
AUTOLOGN |
USER |
Elements are used to keep track of
autologon relationships. |
BFRTRACE |
SYSTEM |
Elements are used to hold small buffer
trace records. |
BFRTRFUL |
SYSTEM |
Elements are used to hold large buffer
trace records. |
BSBEXT |
USER |
Elements are allocated for each session
using SNA/IP support. |
CAB |
SYSTEM |
One element is allocated for each
VCNS connection resulting from a LOGON to a VCNS line (LANs) or from
an X.25 OPEN command. |
CACHE |
USER |
Elements are used for caching PCIDs
during direct search list processing. |
CANT |
SYSTEM |
One element is allocated for every
64 VCNS X.25 connections for the same LOGON to a VCNS line. |
CDAJSCP |
USER |
Elements are used to define adjacent
SSCP entries. |
CDRSC |
USER |
Elements are used to define dynamic
CDRSCs and clone CDRSCs. |
CFSACCCD |
SYSTEM |
Coupling facility short-lived common
storage pool. |
CFSACCCS |
SYSTEM |
Coupling facility long-lived common
storage pool. |
CFSACCPD |
USER |
Coupling facility short-lived private
storage pool. |
CFSACCPS |
USER |
Coupling facility long-lived private
storage pool. |
CFSBUFCD |
SYSTEM |
Elements are short-lived buffer objects
used to manage coupling facility structure data buffers. |
CFSBUFCS |
SYSTEM |
Elements are long-lived buffer objects
used to manage coupling facility structure data buffers. |
CFSBUFPD |
USER |
Elements are short-lived buffer objects
used to manage coupling facility structure. |
CFSBUFPS |
USER |
Elements are long-lived buffer objects
used to manage coupling facility structure. |
CFSCSA |
SYSTEM |
Coupling facility common storage
pool. |
CFSPRIV |
USER |
Coupling facility private storage
pool. |
CMIPPVT |
USER |
CMIP services allocates most of its
buffers from this pool. |
CMOBJ |
SYSTEM |
Elements are used by VTAM connection manager to represent logical
connections using HPDT DLCs. |
CNSFACUD |
SYSTEM |
An element is allocated every time
a VCNS application asks VTAM to initiate or receive an X.25 call request that will contain facilities
or call user data. |
CORCB |
USER |
Elements are used for APPN Locate
request correlation. |
COS |
USER |
Elements are used for APPN COS definitions
and mode table mappings. |
COWE |
USER |
One element is allocated by the VTAM topology agent for each CMIP
operation request the agent processes. The element is freed when
the operation ends. |
CPRUPE |
USER |
Elements are request/response unit
processing elements used when processing APPN-related requests. |
CPWACSA |
SYSTEM |
An element is allocated when a USS
command is entered from the network operator console or from a user
terminal. One element from the pool is allocated when an application
resource definition specifying SSCPFM=USSNOP is being processed. |
CPWAPVT |
USER |
One element is allocated when a USS
command is entered from the network operator console or from a user
terminal. One element from the pool is allocated when an application
resource definition specifying SSCPFM=USSNOP is being processed. |
DCX |
SYSTEM |
Pool elements are used to maintain
data compression information. |
DDEL |
USER |
Elements are used to delay the disconnection
of a PU that is defined with the DISCNT=DELAY parameter. |
DECB |
USER |
An element is allocated for each
resource in the APPN directory database. |
DISKIO |
USER |
One element is allocated per component
performing database hardening. The storage for this pool is allocated
below the 16–M line. |
DMTSQ |
USER |
One element is allocated every time
a message contained in the message flooding table is issued. The allocated
element is freed when the message suppression time expires. |
DSERVER |
USER |
Elements are control blocks and short-term
signals related to directory services and interchange nodes. |
DSSIB |
USER |
An element is allocated when a DSRLST
is received and freed when the DSRLIST response is sent. |
DSUTIL |
USER |
Elements are used to perform locate
search processing. |
DYPATH |
USER |
Elements are path table entries for
dynamic PUs. |
EEHNMIPD |
SYSTEM |
An element from this pool is allocated when
the SNAMGMT start option is set to YES and a client application connects
to the SNA Network Management socket. More elements are allocated
when a response is built because of a request from a client application.
These additional elements are freed when the response is returned.
The original element is freed when either the client or VTAM terminates the connection. |
EPTDVT |
SYSTEM |
Elements are used to contain DLC-specific
information. |
ERICPOOL |
USER |
Elements are used while parsing request/response
units. When the RU processing completes, the elements are freed. |
ERTE |
USER |
Elements are used to define explicit
routes resulting from PATH statements. |
FMCB |
SYSTEM |
Elements are allocated once for each
session associated with an application LU (for nonpersistent LU sessions)
at session BIND time. |
FMCBEXT |
SYSTEM |
Elements are allocated once for each
session associated with an application LU at session BIND time. |
FMH5 |
SYSTEM |
One element is allocated for each
incoming LU 6.2 conversation request. |
GRINS |
USER |
Elements are used to maintain associations
between network resources and generic names. |
GWNAJSCP |
USER |
Elements are: - Adjacent SSCP routing tables used to route CDINIT or DSRLST RUs.
Elements are freed when the routing completes or fails.
- Information to determine the gateway NCP to use during session
setup.
|
HIPOOLPS |
USER |
HPR table used by MNPS |
HPRINFO |
USER |
Elements exist for each RTP connection
for which data is being collected by a single performance monitor
application. |
HSICB |
SYSTEM |
Elements are allocated once for each
APPC session associated with an application LU at session BIND time. |
HSQH |
SYSTEM |
Elements are allocated once for the
first of every 107 sessions set up across a VR, at session BIND time. |
IOBLOCKL |
SYSTEM |
Elements in the pool are large DLC-related
control blocks (for example a channel-attached NCP). The storage for
this pool is fixed and is not paged out of memory by the operating
system. |
IOBLOCKP |
USER |
Elements in the pool are large DLC-related
control blocks. The storage for this pool is not fixed and can be
paged out of memory by the operating system. |
IOBLOCKS |
SYSTEM |
Elements in the pool are small DLC-related
control blocks (such as for a channel-attached NCP). The storage for
this pool is fixed and is not paged out of memory by the operating
system. |
IOSIB |
USER |
Elements are used to process Init_Other
(Cross-domain) requests. |
IPADDR |
USER |
Element used to store IP addresses and host
names. |
ISTENDEL |
USER |
One element is allocated by a network
node for each adjacent served end node or nonnative network node. |
ISTSITCB |
USER |
One element is needed at endpoint
and network node server roles for each APPN Search procedure. |
ISTTRCEL |
USER |
Elements are used for the problem
determination (PD) trace function of the CNM interface. |
KEYTOKEN |
SYSTEM |
Elements map active cryptographic
session key tokens. |
LCB |
USER |
An element is allocated to process
locate search requests. |
LMTABLE |
SYSTEM |
Three types of elements come from
this pool: - One element is allocated for every pair of LUs that have negotiated
APPC session limits. The element is allocated when a CNOS with a
partner LU is initiated, and freed when the application closes its
ACB.
- An element is used for every application that opens its ACB with
APPC=YES.
- Elements represents current session limits between two LU 6.2s
on a particular mode. An element is allocated for every logmode that
has been negotiated between two partner LUs. The elements are freed
for deletion, or freed when the application closes its ACB.
|
MARB |
USER |
Elements are allocated by the VTAM topology agent when the agent
sends response data to CMIP services. Elements are freed when the
agent is notified that data was received. |
MRPOOLPS |
USER |
Elements contain MNPS RTP information. |
NDREC |
USER |
Elements are used for APPN topology
node information. |
NIDCB |
USER |
An element is allocated for each
network identifier known to the APPN directory database. |
NLPDELPD |
USER |
Elements contain MNPS NLP entry IDs. |
NQDAT |
USER |
One element is allocated for each
network-qualified SRTE. |
NSRUL |
SYSTEM |
Elements are used to process LU 6.2
session activation. NSRUL is used for larger-sized requests. |
NSRUS |
SYSTEM |
Elements are used to process LU 6.2
session activation. NSRUS is used for smaller-sized requests. |
NSS |
SYSTEM |
Elements are used to process LU 6.2
session activation. |
OSCB |
USER |
Elements are used to track outstanding
locate search requests. |
PAGBLBSB |
USER |
Elements are allocated for each session
using HPR or SNA/IP support. |
PAQ |
USER |
Elements are used to track PLU network
addresses for a given LU. |
PCDCA |
USER |
Elements are used for border node
PCID caching. |
PGIOBLK |
SYSTEM |
Elements are used when communicating
with the 3172 or the OSA. |
PLOCB |
USER |
Elements are used to process locate
search requests and replies. |
PLUSC |
SYSTEM |
Elements are used during persistent
LU session CLOSE processing. |
PLUSDATA |
SYSTEM |
Elements are allocated once for each
persistent LU session associated with an application LU, at session
BIND time. An additional element is allocated for each MNPS session
at session BIND time. |
PLUSFMCB |
SYSTEM |
Elements are allocated once for each
persistent LU session associated with an application LU, at session
BIND time. |
POAPRIV |
USER |
One element is allocated for each
message destined for a program operator application (POA). If the
message requires a reply, a second POAPRIV element is allocated. |
POWECOMM |
SYSTEM |
One element is allocated for every
message issued when VTAM is
running under a user task. |
POWEPRIV |
USER |
One element is allocated for every
message issued when VTAM is
running under the VTAM task. |
POWMCOMM |
SYSTEM |
One element is allocated for every
single-line message and for every message group when VTAM is running under a user task. |
POWMPRIV |
USER |
One element is allocated for every
single-line message and for every message group when VTAM is running under the VTAM task. |
PRDLE |
SYSTEM |
Elements represent random data being
used for establishing LU 6.2 sessions with session-level security. |
PRIDBLK |
USER |
Elements map procedure-relation identifier
blocks (PRIDs) |
PRIDQAB |
USER |
Elements are used to maintain procedure-relation
identifier blocks (PRIDs). |
PULURDTE |
USER |
Elements are used to define dynamic
and predefined PUs and LUs. |
PVTSTATC |
USER |
Generic utility pool for large blocks
of storage that must be in VTAM private storage for an extended period of time. |
PXBFIXED |
SYSTEM |
Elements are used to expand fixed
buffer pools. The storage for this pool is fixed and is not paged
out of memory by the operating system. |
PXBPAGED |
SYSTEM |
Elements are used to expand pageable
buffer pools. |
RAB |
SYSTEM |
One element is allocated for each
APPC conversation. |
RAQ |
USER |
Elements are used to queue requests
when a usable network address is not available and an RNAA must be
sent. |
RIBRANT |
SYSTEM |
One element is allocated for each
LOGON of a VCNS application to a VCNS line, plus one extra element
for every 16 LOGONs. |
RPMNPSPS |
USER |
RTP elements used by MNPS |
RTPINFO |
USER |
Contains a number of different elements,
all of which are used for HPR. Both the RTP and RCM components use
this pool. |
RUCON |
USER |
One element is allocated each time
a DISPLAY ROUTE,TEST=YES command is issued. After 168 elements have
been allocated, VTAM will delete
any elements that have not been used for more than 30 minutes. |
RUPECOMM |
SYSTEM |
Elements are allocated from this
pool to process request/response units (RUs) when execution is taking
place in the VTAM address space. |
RUPEPRIV |
USER |
Elements are allocated from this
pool to process request/response units (RUs) when execution is taking
place in a non-VTAM address space. |
SAB |
SYSTEM |
One element is allocated for each
APPC session. |
SCCB |
USER |
Elements are used to perform search
concentration. |
SIB |
USER |
One element is allocated for each
LU-LU session. |
SIBEXT |
USER |
One or two elements are allocated
for each cross-network session. The elements are freed when the session
ends. |
SIBIX |
USER |
One element is allocated during session
initiation. The element is freed when the session becomes active. |
SLD |
SYSTEM |
Elements are allocated to process
APPCCMD CONTROL=OPRCNTL,QUALIFY=DISPLAY macro instructions, including
those issued from the operator console. |
SLENT |
USER |
A pool element is allocated when
a CPSVCMG session is activated between an end node and serving network
node, or for any CP SNASVCMG sessions that VTAM management services transport activates. |
SPTPOOL |
SYSTEM |
Holds all of the SPTAEs for the associated
pools. |
SRTE |
USER |
Elements are entries in the symbol
resolution table. |
SSCPFMCB |
USER |
One element is allocated for each
SSCP-PU or SSCP-LU session. |
STB |
USER |
Elements store information concerning
a T2.1 adjacent link station that an independent LU is using for session
connectivity. |
TCPIOCD |
SYSTEM |
TCP/IP IO buffer pool used for QDIO. |
TGP |
USER |
One element is created for each TG
profile (TGP) entry. |
TGREC |
USER |
Elements are used for APPN topology
TG information. |
TIPACX |
SYSTEM |
Elements contain control information
to support HPDT services. The storage for this pool is fixed and is
not paged out of memory by the operating system. |
TREEBLD |
USER |
Elements are used for APPN routing
tree construction and maintenance. |
TRSINFO |
USER |
Elements are used for topology broadcast
lists (for use during topology database update broadcasting) and endpoint
TG vector information (during route calculation). |
UECB |
SYSTEM |
One element is allocated each time
a user exit is to be scheduled. |
UNSOL |
USER |
An element is allocated for every
adjacent control point with which this node has an active CP-CP session. |
UTILCSAL |
SYSTEM |
Generic utility pool for large blocks
of storage that must be in CSA. |
UTILCSAS |
SYSTEM |
Generic utility pool for small blocks
of storage that must be in CSA. |
UTILPVTL |
USER |
Generic utility pool for large blocks
of storage that must be in private storage. |
UTILPVTS |
USER |
Generic utility pool for small blocks
of storage that must be in private storage. |
UVRPL |
USER |
One element is allocated each time
a user exit is to be scheduled. |
VRDCB |
SYSTEM |
An element exists for each virtual
route for which data is being collected by at least one performance
monitor application. |
VRPL |
SYSTEM |
Elements are VTAM copy of an application request parameter
list (RPL). Elements are also used for BINDs and other RUs received
from the network. |
VRRSB |
USER |
An element exists for each virtual
route for which data is being collected by a single performance monitor
application. |
WAR |
USER |
Elements represent autologon session
originators (OLU-SLU) waiting for the availability of a required PU
resource. |
WREEID |
USER |
Elements are used to suspend and
resume VTAM processes. |
XNINFO |
USER |
Elements are used for search processing. |
Note: Unless otherwise specified:
- All pool storage is pageable and can be paged out of memory by
the operating system.
- All pool storage can be located above or below the 16M line.
- Some of the pools above are defined to be associated with certain VTAM tasks. Pools are associated
with VTAM tasks to improve
performance during storage allocation. The DISPLAY STORUSE command
will not display usage for the associated pools. The total storage
used does account for storage allocated by these pools
|