namespace

02/11/2024 Contributors

PDFs

This table contains NVMF Namespace-level counters. These counters are available for every mapped namespace.

Classic Object: namespace

Table Row IDs

ID Format	Aggregation Type	Comment
{instance_name}:{instance_uuid}	(not applicable)	This represents the construction of the row ID field, which is a single unique string that identifies a row.
{node.name}:{instance_name}:{instance_uuid}	constituent	This represents the construction of a row ID field for a row from a single node.

ID Format

Aggregation Type

Comment

{instance_name}:{instance_uuid}

(not applicable)

This represents the construction of the row ID field, which is a single unique string that identifies a row.

{node.name}:{instance_name}:{instance_uuid}

constituent

This represents the construction of a row ID field for a row from a single node.

Properties

This section describes the mapping between classic (ONTAPI) string counter names and REST property names.

Classic String Counter	REST Property	Description
node_name	node.name	System node name
instance_name	name	Constituent NVMEoF Namespace
instance_uuid	uuid	Constituent namespace vdisk ID
aggregated_namespace_vdisk_id	aggregated_namespace_vdisk_id	Aggregated namespace vdisk ID
aggregated_namespace_path	aggregated_namespace_path	Aggregated namespace path
vserver_name	svm.name	Name of the SVM owning this namespace
vserver_uuid	svm.uuid	UUID of the SVM owning this namespace

Classic String Counter

REST Property

Description

node_name

node.name

System node name

instance_name

name

Constituent NVMEoF Namespace

instance_uuid

uuid

Constituent namespace vdisk ID

aggregated_namespace_vdisk_id

Aggregated namespace vdisk ID

aggregated_namespace_path

Aggregated namespace path

vserver_name

svm.name

Name of the SVM owning this namespace

vserver_uuid

svm.uuid

UUID of the SVM owning this namespace

Counters

This section describes the mapping between classic (ONTAPI) numeric counter names and REST counter names.

Classic Numeric Counter	REST Counter	Description
wafl_aborts_req	wafl.aborts_requested	Number of WAFL operations that were requested to abort
wafl_aborts_rcv	wafl.aborts_received	Number of WAFL operations that were aborted
wafl_rw_errs	wafl.read_write_op_errors	Number of WAFL read/write/compare operations that returned an error
ana_transition_errs	ana.transition_errors	Number of ANA transition errors returned per second.
ana_inaccess_errs	ana.inaccessible_errors	Number of ANA Inaccessible errors returned per second.
wafl_delete_ops	wafl.delete_ops	Number of WAFL operations that failed after namespace delete/unmap
wafl_test_ops	wafl.test_ops	Number of WAFL operations effected by a test operation
internal_err	internal_errors	Number of non-fatal internal errors
sgl_internal_err	sgl_internal_errors	Number of non-fatal internal errors related to scatter gather list.
create_sge_internal_err	create_sge_internal_errors	Number of non-fatal internal errors related to creation of SGEs using extents
read_ops	read_ops	Number of read operations
write_ops	write_ops	Number of write operations
compare_ops	compare.ops	Number of compare operations
caw_ops	caw_ops	Number of compare and write operations
other_ops	other_ops	Number of other operations
remote_read_ops	remote.read_ops	Number of remote read operations
remote_write_ops	remote.write_ops	Number of remote write operations
remote_compare_ops	remote.compare_ops	Number of remote compare operations
remote_caw_ops	remote.caw_ops	Number of remote compare and write operations
remote_other_ops	remote.other_ops	Number of remote other operations
read_data	read_data	Read bytes
write_data	write_data	Write bytes
compare_data	compare.data	Compare bytes
caw_data	caw_data	Compare and Write bytes
total_data	total_data	Total bytes
remote_read_data	remote.read_data	Remote read bytes
remote_write_data	remote.write_data	Remote write bytes
remote_compare_data	remote.compare_data	Remote compare bytes
remote_caw_data	remote.caw_data	Remote compare and Write bytes
remote_total_data	remote.total_data	Total remote bytes
avg_latency	average_latency	Average latency in microseconds for all operations on the Namespace
total_ops	total_ops	Total number of operations on the Namespace
remote_avg_latency	remote.average_latency	Average latency in microseconds for all remote operations on the Namespace
remote_handling_latency	remote.handling_latency	Average total latency in microseconds for all remote operations
remote_response_ion_io_poller_latency	remote_response_ion_io_poller_latency	Average time spent in client IO poller queue at ION by remote responses.
remote_wafl_latency	remote.average_wafl_latency	Average WAFL latency for remote operations on NSON.
remote_total_ops	remote.total_ops	Total number of remote operations on the Namespace
read_size_hist	read_size_histogram	Histogram of read sizes
write_size_hist	write_size_histogram	Histogram of write sizes
remote_read_size_hist	remote.read_size_histogram	Histogram of remote read sizes
remote_write_size_hist	remote.write_size_histogram	Histogram of remote write sizes
large_read_ops	large_io.read_ops	Number of read operations with a request size greater than 64k
large_write_ops	large_io.write_ops	Number of write operations with a request size greater than 64k
remote_large_read_ops	remote_large_io.read_ops	Number of remote read operations with a request size greater than 64k
remote_large_write_ops	remote_large_io.write_ops	Number of remote write operations with a request size greater than 64k
large_read_data	large_io.read_data	Read bytes from large IO
large_write_data	large_io.write_data	Write bytes from large IO
remote_large_read_data	remote_large_io.read_data	Remote read bytes from large IO
remote_large_write_data	remote_large_io.write_data	Remote write bytes from large IO
remote_server_r_ops_pending	remote_server.read_ops_pending	Number of remote server read operations pending in WAFL
remote_server_w_ops_pending	remote_server.write_ops_pending	Number of remote server write operations pending in WAFL
remote_server_caw_ops_pending	remote_server.caw_ops_pending	Number of remote server caw operations pending in WAFL
remote_server_r_ops_responded	remote_server.read_ops_responded	Number of remote server read operations responsded to client
remote_server_w_ops_responded	remote_server.write_ops_responded	Number of remote server write operations responded to client
remote_server_caw_ops_responded	remote_server_caw.ops_responded	Number of remote server caw operations responded to client
remote_server_cmds_aborted	remote_server.cmds_aborted	Number of remote server commands aborted by client
remote_server_cmds_not_found_on_abort	remote_server.cmds_not_found_on_abort	Number of remote server commands not found while trying to abort
abort_request	abort_request	Number of Abort requests per second.
compare_errs	compare.errors	Number of Compare Errors returned per second.
other_errs	other_errors	Number of Other Errors returned per second.
remote_ana_transition_errs	remote_ana.transition_errors	Number of Remote ANA transition Errors returned per second.
remote_ana_inaccess_errs	remote_ana.inaccessible_errors	Number of Remote ANA Inaccessible Errors returned per second.
remote_abort_request	remote_abort_requests	Number of Remote Aborts requests per second.
remote_compare_errs	remote.compare_errors	Number of Remote Compare Errors returned per second.
remote_other_errs	remote.other_errors	Number of Other Remote Errors returned per second.
avg_read_latency	average_read_latency	Average read latency in microseconds for all operations on the Namespace
avg_write_latency	average_write_latency	Average write latency in microseconds for all operations on the Namespace
avg_other_latency	average_other_latency	Average other ops latency in microseconds for all operations on the Namespace
remote_avg_read_latency	remote.average_read_latency	Average remote read latency in microseconds for all operations on the Namespace
remote_avg_write_latency	remote.average_write_latency	Average remote write latency in microseconds for all operations on the Namespace
remote_avg_other_latency	remote.average_other_latency	Average other remote operations latency in microseconds for all operations on the Namespace
read_latency_hist	read_latency_histogram	Latency histogram of read operations
write_latency_hist	write_latency_histogram	Latency histogram of write operations
remote_read_latency_hist	remote.read_latency_histogram	Latency histogram of remote read operations
remote_write_latency_hist	remote.write_latency_histogram	Latency histogram of remote write operations
read_io_align_history	read_io_align_histogram	Histogram of WAFL read alignment for NVMoF
write_io_align_history	write_io_align_histogram	Histogram of WAFL write alignment for NVMoF
partial_write_blocks	partial.write_blocks	Percent of writes whose size is not a multiple of WAFL block size
partial_read_blocks	partial.read_blocks	Percent of reads whose size is not a multiple of WAFL block size

Classic Numeric Counter

REST Counter

Description

wafl_aborts_req

wafl.aborts_requested

Number of WAFL operations that were requested to abort

wafl_aborts_rcv

wafl.aborts_received

Number of WAFL operations that were aborted

wafl_rw_errs

wafl.read_write_op_errors

Number of WAFL read/write/compare operations that returned an error

ana_transition_errs

ana.transition_errors

Number of ANA transition errors returned per second.

ana_inaccess_errs

ana.inaccessible_errors

Number of ANA Inaccessible errors returned per second.

wafl_delete_ops

wafl.delete_ops

Number of WAFL operations that failed after namespace delete/unmap

wafl_test_ops

wafl.test_ops

Number of WAFL operations effected by a test operation

internal_err

internal_errors

Number of non-fatal internal errors

sgl_internal_err

sgl_internal_errors

Number of non-fatal internal errors related to scatter gather list.

create_sge_internal_err

create_sge_internal_errors

Number of non-fatal internal errors related to creation of SGEs using extents

read_ops

Number of read operations

write_ops

Number of write operations

compare_ops

compare.ops

Number of compare operations

caw_ops

Number of compare and write operations

other_ops

Number of other operations

remote_read_ops

remote.read_ops

Number of remote read operations

remote_write_ops

remote.write_ops

Number of remote write operations

remote_compare_ops

remote.compare_ops

Number of remote compare operations

remote_caw_ops

remote.caw_ops

Number of remote compare and write operations

remote_other_ops

remote.other_ops

Number of remote other operations

read_data

Read bytes

write_data

Write bytes

compare_data

compare.data

Compare bytes

caw_data

Compare and Write bytes

total_data

Total bytes

remote_read_data

remote.read_data

Remote read bytes

remote_write_data

remote.write_data

Remote write bytes

remote_compare_data

remote.compare_data

Remote compare bytes

remote_caw_data

remote.caw_data

Remote compare and Write bytes

remote_total_data

remote.total_data

Total remote bytes

avg_latency

average_latency

Average latency in microseconds for all operations on the Namespace

total_ops

Total number of operations on the Namespace

remote_avg_latency

remote.average_latency

Average latency in microseconds for all remote operations on the Namespace

remote_handling_latency

remote.handling_latency

Average total latency in microseconds for all remote operations

remote_response_ion_io_poller_latency

Average time spent in client IO poller queue at ION by remote responses.

remote_wafl_latency

remote.average_wafl_latency

Average WAFL latency for remote operations on NSON.

remote_total_ops

remote.total_ops

Total number of remote operations on the Namespace

read_size_hist

read_size_histogram

Histogram of read sizes

write_size_hist

write_size_histogram

Histogram of write sizes

remote_read_size_hist

remote.read_size_histogram

Histogram of remote read sizes

remote_write_size_hist

remote.write_size_histogram

Histogram of remote write sizes

large_read_ops

large_io.read_ops

Number of read operations with a request size greater than 64k

large_write_ops

large_io.write_ops

Number of write operations with a request size greater than 64k

remote_large_read_ops

remote_large_io.read_ops

Number of remote read operations with a request size greater than 64k

remote_large_write_ops

remote_large_io.write_ops

Number of remote write operations with a request size greater than 64k

large_read_data

large_io.read_data

Read bytes from large IO

large_write_data

large_io.write_data

Write bytes from large IO

remote_large_read_data

remote_large_io.read_data

Remote read bytes from large IO

remote_large_write_data

remote_large_io.write_data

Remote write bytes from large IO

remote_server_r_ops_pending

remote_server.read_ops_pending

Number of remote server read operations pending in WAFL

remote_server_w_ops_pending

remote_server.write_ops_pending

Number of remote server write operations pending in WAFL

remote_server_caw_ops_pending

remote_server.caw_ops_pending

Number of remote server caw operations pending in WAFL

remote_server_r_ops_responded

remote_server.read_ops_responded

Number of remote server read operations responsded to client

remote_server_w_ops_responded

remote_server.write_ops_responded

Number of remote server write operations responded to client

remote_server_caw_ops_responded

remote_server_caw.ops_responded

Number of remote server caw operations responded to client

remote_server_cmds_aborted

remote_server.cmds_aborted

Number of remote server commands aborted by client

remote_server_cmds_not_found_on_abort

remote_server.cmds_not_found_on_abort

Number of remote server commands not found while trying to abort

abort_request

Number of Abort requests per second.

compare_errs

compare.errors

Number of Compare Errors returned per second.

other_errs

other_errors

Number of Other Errors returned per second.

remote_ana_transition_errs

remote_ana.transition_errors

Number of Remote ANA transition Errors returned per second.

remote_ana_inaccess_errs

remote_ana.inaccessible_errors

Number of Remote ANA Inaccessible Errors returned per second.

remote_abort_request

remote_abort_requests

Number of Remote Aborts requests per second.

remote_compare_errs

remote.compare_errors

Number of Remote Compare Errors returned per second.

remote_other_errs

remote.other_errors

Number of Other Remote Errors returned per second.

avg_read_latency

average_read_latency

Average read latency in microseconds for all operations on the Namespace

avg_write_latency

average_write_latency

Average write latency in microseconds for all operations on the Namespace

avg_other_latency

average_other_latency

Average other ops latency in microseconds for all operations on the Namespace

remote_avg_read_latency

remote.average_read_latency

Average remote read latency in microseconds for all operations on the Namespace

remote_avg_write_latency

remote.average_write_latency

Average remote write latency in microseconds for all operations on the Namespace

remote_avg_other_latency

remote.average_other_latency

Average other remote operations latency in microseconds for all operations on
the Namespace

read_latency_hist

read_latency_histogram

Latency histogram of read operations

write_latency_hist

write_latency_histogram

Latency histogram of write operations

remote_read_latency_hist

remote.read_latency_histogram

Latency histogram of remote read operations

remote_write_latency_hist

remote.write_latency_histogram

Latency histogram of remote write operations

read_io_align_history

read_io_align_histogram

Histogram of WAFL read alignment for NVMoF

write_io_align_history

write_io_align_histogram

Histogram of WAFL write alignment for NVMoF

partial_write_blocks

partial.write_blocks

Percent of writes whose size is not a multiple of WAFL block size

partial_read_blocks

partial.read_blocks

Percent of reads whose size is not a multiple of WAFL block size

Property/Counter Content Changes

This section describes any output value differences between the classic (ONTAPI) string counter and the respective REST property. It also describes array label name changes between classic array counters and respective REST array counters.

REST Counter	Description
read_size_histogram	For each of the labels in this histogram, all white spaces have been removed.
write_size_histogram	For each of the labels in this histogram, all white spaces have been removed.
remote.read_size_histogram	For each of the labels in this histogram, all white spaces have been removed.
remote.write_size_histogram	For each of the labels in this histogram, all white spaces have been removed.

REST Counter

Description

read_size_histogram

For each of the labels in this histogram, all white spaces have been removed.

write_size_histogram

For each of the labels in this histogram, all white spaces have been removed.

remote.read_size_histogram

For each of the labels in this histogram, all white spaces have been removed.

remote.write_size_histogram

For each of the labels in this histogram, all white spaces have been removed.

Table Aliases

This section describes aliases for aggregated tables.

namespace

Creating your file...

Table Row IDs

Properties

Counters

Property/Counter Content Changes

Table Aliases