Volume copy throttling helpers.
BlkioCgroup
(bps_limit, cgroup_name)¶Bases: cinder.volume.throttling.Throttle
Throttle disk I/O bandwidth using blkio cgroups.
subcommand
(**kwds)¶Sub-command that reads from srcpath and writes to dstpath.
Throttle disk I/O bandwidth used by a sub-command, such as ‘dd’, that reads from srcpath and writes to dstpath. The sub-command must be executed with the generated prefix command.
Throttle
(prefix=None)¶Bases: object
Base class for throttling disk I/O bandwidth
DEFAULT
= None¶get_default
()¶set_default
(throttle)¶subcommand
(**kwds)¶Sub-command that reads from srcpath and writes to dstpath.
Throttle disk I/O bandwidth used by a sub-command, such as ‘dd’, that reads from srcpath and writes to dstpath. The sub-command must be executed with the generated prefix command.
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