Parameters	Properties	Methods	Queries	Indices	ForeignKeys	Triggers
1	56

Properties
Application	BlkAlloc	BpntBlkBuf	BpntBlkRd	BpntBlkWt
BuffSent	DataBlkBuf	DataBlkRd	DataBlkWt	DateTime
DirBlkBuf	DirBlkRd	DirBlkWt	Directory	GroupName
IJCMsgRd	IJCMsgWt	IJCNetMsg	InstanceKey	JrnEntry
Kills	LockCom	LockFail	LockSucc	MapBlkBuf
MapBlkRd	MapBlkWt	MetricsClass	NcacheHit	NcacheMiss
NetGloKill	NetGloRef	NetGloSet	NetLock	NetReqSent
OthBlkBuf	OthBlkRd	OthBlkWt	Refs	Retransmit
RouBlkBuf	RouBlkRd	RouBlkWt	RoutineName	RtnFetch
RtnLine	RtnLoad	SeqRead	SeqWrt	Sets
TermChRd	TermChWrt	TermRead	TermWrite	TotBlkRd
UpntBlkBuf	UpntBlkRd	UpntBlkWt

Methods
%%OIDGet	%AddToSaveSet	%AddToSyncSet	%BMEBuilt
%BuildIndices	%CheckUnique	%ClassIsLatestVersion	%ClassName
%ComposeOid	%ConstructClone	%Delete	%DeleteExtent
%DeleteId	%DispatchClassMethod	%DispatchGetModified	%DispatchGetProperty
%DispatchMethod	%DispatchSetModified	%DispatchSetMultidimProperty	%DispatchSetProperty
%Exists	%ExistsId	%Extends	%GUID
%GUIDSet	%GetLock	%GetParameter	%GetSwizzleObject
%Id	%InsertBatch	%IsA	%IsModified
%KillExtent	%KillExtentData	%LoadFromMemory	%LockExtent
%LockId	%New	%NormalizeObject	%ObjectModified
%Oid	%OnBeforeAddToSync	%OnDetermineClass	%OnNew
%Open	%OpenId	%OriginalNamespace	%PackageName
%PhysicalAddress	%PurgeIndices	%Reload	%RemoveFromSaveSet
%ResolveConcurrencyConflict	%RollBack	%Save	%SaveDirect
%SaveIndices	%SerializeObject	%SetModified	%SortBegin
%SortEnd	%SyncObjectIn	%SyncTransport	%UnlockExtent
%UnlockId	%ValidateObject	ConvertParameter	Decrypt
Display	DisplayCSP	DisplayDetails	Encrypt
EscapeHTML	EscapeURL	HyperEventBody	HyperEventCall
HyperEventFrame	HyperEventHead	Include	InsertHiddenField
InsertHiddenFields	IsPrivate	Link	NextKey
OnHTTPHeader	OnPage	OnPageError	OnPostHTTP
OnPostHyperEvent	OnPreHTTP	OnPreHyperEvent	Page
QuoteJS	RewriteURL	SampleDataItem	ShowError
StartTimer	StopTimer	ThrowError	UnescapeHTML
UnescapeURL

• parameter INDEX = "RoutineName";

• property Application as %String [ InitialExpression = "CACHE" ];

• property BlkAlloc as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Blocks Allocated",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Blocks allocated

• property BpntBlkBuf as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Bottom pointer block requests from buffer",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Bottom pointer block requests satisfied from buffer

• property BpntBlkRd as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Bottom pointer block reads",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Bottom pointer block reads

• property BpntBlkWt as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Bottom pointer block write",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Bottom pointer block write

• property BuffSent as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Network buffers sent

• property DataBlkBuf as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Data block requests from buffer",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Data block requests satisfied from buffer

• property DataBlkRd as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Data block reads",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Data block reads

• property DataBlkWt as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Data block writes",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Data block writes

• property DirBlkBuf as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Directory block requests from buffer",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Directory block requests satisfied from a global buffer

• property DirBlkRd as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Directory block reads",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Directory block reads

• property DirBlkWt as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Directory block writes",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Directory block writes

• property Directory as %Monitor.String(CALCSELECTIVITY=1,CAPTION="",COLLATION="",CONTENT="STRING",DISPLAYLIST="",ESCAPE="XML",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",GETMETHOD="",JAVATYPE="",MAXLEN=50,MINLEN="",PATTERN="",SELECTIVITY="",TRUNCATE=0,Units="",VALUELIST="",XMLLISTPARAMETER="",XSDTYPE="string");

Directory where routine is

• property GroupName as %String [ InitialExpression = "Routines" ];

• property IJCMsgRd as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Local IJC messages read

• property IJCMsgWt as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Local IJC messages written

• property IJCNetMsg as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Network IJC messages written

• property JrnEntry as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Journal entries",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Journal entries

• property Kills as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Global kills",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Global kills

• property LockCom as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Lock commands

• property LockFail as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Failed lock commands

• property LockSucc as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Successful lock commands

• property MapBlkBuf as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Map block requests from buffer",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Map block requests satisfied from a global buffer

• property MapBlkRd as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Map block reads",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Map block reads

• property MapBlkWt as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Map block writes",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Map block writes

• property MetricsClass as %String [ InitialExpression = "%Monitor.System.Routines" ];

• property NcacheHit as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Network cache hits",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Network cache hits

• property NcacheMiss as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION=" Network cache misses",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Network cache misses

• property NetGloKill as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Network kills",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Network kills

• property NetGloRef as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Network global refs",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Network global refs

• property NetGloSet as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Network sets",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Network sets

• property NetLock as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Network locks

• property NetReqSent as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Network requests sent",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Network requests sent

• property OthBlkBuf as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Other block requests from buffer",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Other block requests satisfied from a global buffer

• property OthBlkRd as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Other block reads",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Other block reads

• property OthBlkWt as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Other block writes",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Other block writes

• property Refs as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Global references",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Global references

• property Retransmit as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Network retransmits

• property RouBlkBuf as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Routine block requests from buffer",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Routine block requests satisfied from a global buffer

• property RouBlkRd as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Routine block reads",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Routine block reads

• property RouBlkWt as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Routine block writes",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Routine block writes

• property RoutineName as %Monitor.String(CALCSELECTIVITY=1,CAPTION="",COLLATION="",CONTENT="STRING",DISPLAYLIST="",ESCAPE="XML",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",GETMETHOD="",JAVATYPE="",MAXLEN=50,MINLEN="",PATTERN="",SELECTIVITY="",TRUNCATE=0,Units="",VALUELIST="",XMLLISTPARAMETER="",XSDTYPE="string");

Name of routine

• property RtnFetch as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Routine fetches

• property RtnLine as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Routine lines executed

• property RtnLoad as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Routine loads

• property SeqRead as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Sequential reads

• property SeqWrt as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Sequential writes

• property Sets as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Global sets",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Global sets

• property TermChRd as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Terminal read chars

• property TermChWrt as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Terminal write chars

• property TermRead as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Terminal reads

• property TermWrite as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Terminal writes

• property TotBlkRd as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Total physical block reads",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Total physical block reads (total *BlkRd counters)

• property UpntBlkBuf as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Upper pointer block requests from buffer",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Upper pointer block requests satisfied from a global buffer

• property UpntBlkRd as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Upper pointer block reads",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Upper pointer block reads

• property UpntBlkWt as %Monitor.Integer(CALCSELECTIVITY=1,CAPTION="Upper pointer block writes",DISPLAYLIST="",EXTERNALSQLNAME="",EXTERNALSQLTYPE="",FORMAT="",GETMETHOD="",JAVATYPE="",MAXVAL="",MINVAL="",SELECTIVITY="",Units="",VALUELIST="",XSDTYPE="long");

Upper pointer block writes