$ARC075I BACKLOG FULL, UNABLE TO QUEUE dsname volser
$ARC073I BACKLOG FULL, NOTIFY SYSTEMS PROGRAMMING OR OPERATIONS
'$AR' ENDED
ASMBM030 - Completion code from previous command = 016
This job may also fail with a U4001
Release : 4.2
The cause of the $ARC073I BACKLOG FULL messages is because the ARCLOG dataset is full and cannot take more entries. The catch all abend may be a U4001 but you should review the output for the messages.
Sample JCL to allocate a new $ARCLOG and format it. The sample allocates and formats a 5 cylinder ARCLOG. Please adjust yours accordingly. Typically 5 cylinders is large enough. Please update the lines that are in bold.
//STEP1 EXEC PGM=IDCAMS
//SYSPRINT DD SYSOUT=*
//SYSIN DD *
DEL 'your .ASM2.ARCH.ARCLOG' PURGE
SET MAXCC=0
//INITDSN1 EXEC PGM=$FORMAT
//$LOG DD DSN=your ASM2.ARCH.ARCLOG,
// SPACE=(CYL,(5,5)),
// DCB=(RECFM=F,LRECL=144,BLKSIZE=32760),
// UNIT=3390,VOL=SER=vvvvvv,
// DISP=(,CATLG,DELETE)
//SYSPRINT DD SYSOUT=*