Continuous Access XP Journal user guide 31
Continuous Access XP Journal split types (PSUS)
Table 5 describes Continuous Access XP Journal split types. You can split a Continuous Access XP Journal
pair at any time after the initial copy operation is complete. You must split a Continuous Access XP Journal
pair to perform media maintenance on the primary data volume or access the secondary data volume
(secondary data volume write enable).
PFUL Continuous Access XP Journal monitors the total
amount of data in the journal volume. If the
amount of data exceeds the threshold (80%), the
pair status changes from COPY or PAIR to PFUL.
The write data that inflows is monitored during the
specified time (Data Overflow Watch). You can
use Command View XP or XP Remote Web
Console to set the monitoring time period (the
default is 60 seconds).
NOTE: The PFUL status is displayed by RAID
Manager. Command View XP or XP Remote
Web Console displays this status as PAIR.
Read / Write Read Only
PFUS If the time period exceeds the specified monitoring
time period, the pair status changes from PFUL to
PFUS, and the pair is suspended.
NOTE: The PFUS status is displayed by
RAID Manager. Command View XP or XP
Remote Web Console displays this status as
PSUS.
Read / Write Read Only;
Read / Write, if
write option is
enabled (Disable
is the default).
SSWS Data can be written to the secondary data volume
that is reassigned from the primary data volume
during resynchronization processing (Takeover).
NOTE: The SSWS status is displayed by
RAID Manager. Command View XP or XP
Remote Web Console displays this status as
PSUS or PSUE.
Read Only Read / Write
Suspending Pair is not synchronized and is in transition from
PAIR or COPY to PSUS/PSUE. When the
split/suspend pair operation is requested, the
status of all affected pairs changes to Suspending.
When the split/suspend operation is complete,
the status changes to PSUS/PSUE.
Read / Write Read Only
Deleting Pair is not synchronized and is in transition from
PAIR, COPY, or PSUS/PSUE to SMPL. When the
pairsplit-S operation is requested, the status of all
affected pairs changes to Deleting. When the
pairsplit-S operation is complete, the status
changes to SMPL.
Read / Write Read Only
Table 4 Continuous Access XP Journal data volume pair status (continued)
Pair status Description Primary data
volume access
Secondary data
volume access
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