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 17. Front-end director (fe-director) statistics (continued)
Statistic Type Description
"type: bucket, units: microsecond,
arguments: none "
fe-director.write-lat
"type: bucket, units: microsecond,
arguments: none "
Front-end director write
latency
Write latency distribution in microseconds on the
director’s front-end ports.
fe-director.ws16-avg-lat
"type: period-average, units: us,
arguments: none "
Front-end director
writesame average
latency
Average WriteSame latency distribution on the director’s
front-end ports.
fe-director.unmap-ops
"type: counter, units: counts/second,
arguments: none "
Front-end director
unmap operations
Number of unmap operations per second on the specified
front-end director
fe-director.unmap-avg-lat
"type: period-average, units:us,
arguments: none "
Front-end director
average unmap latency
Average latency in microseconds of unmap operations at
the specified front-end director
Table 18. Front-end volume (fe-lu) statistics
Statistic Type Description
fe-lu.caw-lat
"type: bucket, units: microsecond,
arguments:volume-id "
CompareAndWrite
operations latency
CompareAndWrite latency in microseconds on the
specified front-end volume.
fe-lu.caw-mis
"type: counter, units: counts/second,
arguments: volume-id "
CompareAndWrite
miscompares
Number of CompareAndWrite miscompares on the
specified front-end volume.
fe-lu.caw-ops
"type: counter, units: counts/second,
arguments: volume-id "
CompareAndWrite
operations
Number of CompareAndWrite operations on the specified
front-end volume.
fe-lu.ops
"type: counter, units: counts/second,
arguments: volume-id "
Front-end volume
operations
Number of I/O operations on the specified front-end
volume.
fe-lu.read
"type: counter, units: bytes/second,
arguments: volume-id "
Front-end volume
reads
Number of reads on the specified front-end volume.
fe-lu.read-lat
"type: bucket, units: microsecond,
arguments: volume-id "
Front-end volume read
latency
Read latency distribution in microseconds on the specified
front-end volume.
fe-lu.write
"type: counter, units: bytes/second,
arguments: volume-id "
Front-end volume
writes
Number of writes on the specified front-end volume.
fe-lu.write-lat
"type: bucket, units: microsecond,
arguments: volume-id "
Front-end volume write
latency
Write latency distribution in microseconds on the specified
front-end volume.
104 Performance and Monitoring