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 21. Storage-volume statistics
Statistic Type Description
storage-volume.per-storage-volume-
read-latency
"type: bucket, units: microsecond,
arguments: volume-id "
Volume read latency Read latency distribution in microseconds on the specified
storage volume.
storage-volume.per-storage-volume-
write-latency
"type: bucket, units: microsecond,
arguments: volume-id "
Volume write latency Write latency distribution in microseconds on the
specified storage volume.
storage-volume.read-latency
"type: bucket, units: microsecond,
arguments: none "
Average volume read
latency
Average read latency distribution in microseconds on all
storage volumes.
storage-volume.write-latency
"type: bucket, units: microsecond,
arguments: none "
Average volume write
latency
Average write latency distribution in microseconds on all
storage volumes.
storage-volume.write-same-avg-lat
"type: period-average, units: us,
arguments: none "
Average volume
WriteSame latency
Average writesame latency distribution on all storage
volumes.
Table 22. Virtual-volume statistics
Statistic Type Description
virtual-volume.dirty
"type: reading, units: counts,
arguments: volume-id "
Volume dirty Number of modified pages in cache for the specified
virtual volume.
virtual-volume.ops
"type: counter, units: counts/second,
arguments: volume-id "
Volume operations Total number of I/O operations for the specified virtual
volume.
virtual-volume.read
"type: counter, units: bytes/second,
arguments: volume-id "
Volume reads Number of reads in bytes for the specified virtual volume.
virtual-volume.write
"type: counter, units: bytes/second,
arguments: volume-id "
Volume writes Number of writes in bytes for the specified virtual volume.
Table 23. IP WAN COM (ip-com-port) statistics
Statistic Type Description
ip-com-port.recv-pckts Counter, units: counts/
second, arguments:
port-name
Number of packets received through UDP on this IP
WAN COM port.
ip-com-port.send-bytes Counter, units: bytes/
second, arguments:
port-name
Number of bytes sent through UDP on this IP WAN COM
port.
ip-com-port.send-drops Counter, units: counts/
second, arguments:
port-name
Number of sent packets dropped on this IP WAN COM
port.
Performance and Monitoring 107