最終更新日：2024/07/29
(computing, countable) An automatic switch to a secondary system on failure of the primary system, such as a means for ensuring high availability of some critical resource (such as a computer system), involving a parallel backup system which is kept running at all times, so that, upon detected failure of the primary system, processing can be automatically shifted over to the backup.
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failover
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failover
noun
(computing,
countable)
An
automatic
switch
to
a
secondary
system
on
failure
of
the
primary
system,
such
as
a
means
for
ensuring
high
availability
of
some
critical
resource
(such
as
a
computer
system),
involving
a
parallel
backup
system
which
is
kept
running
at
all
times,
so
that,
upon
detected
failure
of
the
primary
system,
processing
can
be
automatically
shifted
over
to
the
backup.
意味（1）
(computing,
countable)
An
automatic
switch
to
a
secondary
system
on
failure
of
the
primary
system,
such
as
a
means
for
ensuring
high
availability
of
some
critical
resource
(such
as
a
computer
system),
involving
a
parallel
backup
system
which
is
kept
running
at
all
times,
so
that,
upon
detected
failure
of
the
primary
system,
processing
can
be
automatically
shifted
over
to
the
backup.
