Administrator Guide
Table Of Contents
- Dell EMC Storage Systems Administrator Guide for the metro node appliance
- Contents
- Preface
- CLI Workspace and User Accounts
- Meta Volumes
- System Management
- Thin support in metro node
- Provisioning Storage
- Volume expansion
- Data migration
- About data migrations
- Migrating thin-capable storage
- About rebuilds
- One-time data migrations
- Batch migrations
- Prerequisites
- Creating a batch migration plan
- Checking a batch migration plan
- Modifying a batch migration file
- Starting a batch migration
- Pausing/resuming a batch migration (optional)
- Canceling a batch migration (optional)
- Monitoring a batch migration’s progress
- Viewing a batch migration’s status
- Committing a batch migration
- Cleaning a batch migration
- Removing batch migration records
- Configure the WAN Network
- Cluster Witness
- Consistency Groups
- Performance and Monitoring
- Metro node with active-passive storage arrays
Table 19. Front-end port (fe-prt) statistics (continued)
Statistic Type Description
fe-prt.ws16-ops
"type: counter, units: counts/second,
arguments: frontend-port "
Front-end port
WriteSame operations
Number of WriteSame operations on the specified front-
end FC port.
fe-prt.unmap-ops
"type: counter, units: counts/second,
arguments: frontend-port "
Front-end port unmap
operations
Number of unmap operations per second seen at specified
port.
fe-lu.unmap-avg-lat
"type: period-average, units:us,
arguments: frontend-port "
Front-end port
average unmap latency
Average latency in microseconds of unmap operations at
the specified front-end port.
Table 20. Remote RAID (ramf) statistics
Statistic Type Description
ramf.cur-op
"type: reading, units: counts,
arguments: none "
Current op count Instantaneous count of remote RAID operations.
ramf.exp-op
"type: counter, units: counts/second,
arguments: none "
Remote operations Total number of remote IOPS.
ramf.exp-rd
"type: counter, units: bytes/second,
arguments: none "
Remote reads Remote reads from another cluster to a disk or LUN at
the local cluster.
ramf.exp-wr
"type: counter, units: bytes/second,
arguments: none "
Remote writes Remote writes from another cluster to a disk or LUN at
the local cluster.
ramf.imp-op
"type: counter, units: counts/second,
arguments: none "
Imported ops Number of operations that have been requested by a
given director, regardless of remote target.
ramf.imp-rd
"type: counter, units: bytes/second,
arguments: none "
Imported reads Reads from the local cluster to a disk or LUN at a remote
cluster.
ramf.imp-wr
"type: counter, units: bytes/second,
arguments: none "
Imported writes Writes from the local cluster to a disk or LUN at a remote
cluster.
ramf.imp-rd-avg-lat
"type: period-average, units:
microseconds, arguments: none "
Imported reads Average latency of remote reads from the local cluster to
a disk or LUN at a remote cluster.
ramf.imp-wr-avg-lat
"type: period-average, units:
microseconds, arguments: none "
Imported writes Average latency of remote writes from the local cluster to
a disk or LUN at a remote cluster.
106 Performance and Monitoring