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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# Adding a new metric? We have docs for that!
---
$tags:
- 'Core :: Networking: DNS'
dns:
lookup_method:
type: custom_distribution
description: >
DNS Lookup Type (hit, renewal, negative-hit, literal, overflow,
network-first, network-shared)
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram DNS_LOOKUP_METHOD2.
range_min: 0
range_max: 16
bucket_count: 17
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: DNS_LOOKUP_METHOD2
cleanup_age:
type: timing_distribution
description: >
DNS Cache Entry Age at Removal Time (minutes)
This metric was generated to correspond to the Legacy Telemetry
exponential histogram DNS_CLEANUP_AGE.
time_unit: minute
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: DNS_CLEANUP_AGE
by_type_cleanup_age:
type: timing_distribution
description: >
DNS Cache Entry Age for by-type queries at Removal Time (minutes)
This metric was generated to correspond to the Legacy Telemetry
exponential histogram DNS_BY_TYPE_CLEANUP_AGE.
time_unit: minute
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: DNS_BY_TYPE_CLEANUP_AGE
premature_eviction:
type: timing_distribution
description: >
DNS Cache Entry Age at Removal Time of non-expired entries (minutes)
This metric was generated to correspond to the Legacy Telemetry
exponential histogram DNS_PREMATURE_EVICTION.
time_unit: minute
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: DNS_PREMATURE_EVICTION
by_type_premature_eviction:
type: timing_distribution
description: >
DNS Cache Entry Age for by-type queries at Removal Time of non-expired
entries (minutes)
This metric was generated to correspond to the Legacy Telemetry
exponential histogram DNS_BY_TYPE_PREMATURE_EVICTION.
time_unit: minute
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: DNS_BY_TYPE_PREMATURE_EVICTION
trr_lookup_time:
type: labeled_timing_distribution
description: >
Time for a completed TRR resolution (msec); Keyed by TRR domain
This metric was generated to correspond to the Legacy Telemetry
exponential histogram DNS_TRR_LOOKUP_TIME3.
time_unit: millisecond
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
- vgosu@mozilla.com
expires: never
telemetry_mirror: DNS_TRR_LOOKUP_TIME3
trr_processing_time:
type: timing_distribution
description: >
Time from the last received byte of the response until we have notified
the consumer with a DNS record (msec)
This metric was generated to correspond to the Legacy Telemetry
exponential histogram DNS_TRR_PROCESSING_TIME.
time_unit: millisecond
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: DNS_TRR_PROCESSING_TIME
trr_skip_reason_trr_first:
type: labeled_custom_distribution
description: >
When in TRR-first mode, it lists the reason we may have skipped TRR, keyed
by the provider.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram TRR_SKIP_REASON_TRR_FIRST2.
range_min: 0
range_max: 50
bucket_count: 51
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
- vgosu@mozilla.com
expires: never
telemetry_mirror: TRR_SKIP_REASON_TRR_FIRST2
trr_skip_reason_native_success:
type: labeled_custom_distribution
description: >
When in TRR-first mode, if TRR was skipped and native succeeded, it lists
the reason we may have skipped TRR, keyed by the provider.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram TRR_SKIP_REASON_NATIVE_SUCCESS.
range_min: 0
range_max: 50
bucket_count: 51
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
- vgosu@mozilla.com
expires: never
telemetry_mirror: TRR_SKIP_REASON_NATIVE_SUCCESS
trr_skip_reason_native_failed:
type: labeled_custom_distribution
description: >
When in TRR-first mode, if TRR was skipped and native failed, it lists the
reason we may have skipped TRR, keyed by the provider.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram TRR_SKIP_REASON_NATIVE_FAILED.
range_min: 0
range_max: 50
bucket_count: 51
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
- vgosu@mozilla.com
expires: never
telemetry_mirror: TRR_SKIP_REASON_NATIVE_FAILED
trr_relevant_skip_reason_trr_first:
type: labeled_custom_distribution
description: >
When in TRR-first mode, it lists the reason we may have skipped TRR, keyed
by the provider. Does not include requests that intentionally skip TRR.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram TRR_RELEVANT_SKIP_REASON_TRR_FIRST.
range_min: 0
range_max: 50
bucket_count: 51
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
- vgosu@mozilla.com
expires: never
telemetry_mirror: TRR_RELEVANT_SKIP_REASON_TRR_FIRST
trr_relevant_skip_reason_native_success:
type: labeled_custom_distribution
description: >
When in TRR-first mode, if TRR was skipped and native succeeded, it lists
the reason we may have skipped TRR, keyed by the provider. Does not
include requests that intentionally skip TRR.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram TRR_RELEVANT_SKIP_REASON_NATIVE_SUCCESS.
range_min: 0
range_max: 50
bucket_count: 51
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
- vgosu@mozilla.com
expires: never
telemetry_mirror: TRR_RELEVANT_SKIP_REASON_NATIVE_SUCCESS
trr_relevant_skip_reason_native_failed:
type: labeled_custom_distribution
description: >
When in TRR-first mode, if TRR was skipped and native failed, it lists the
reason we may have skipped TRR, keyed by the provider. Does not include
requests that intentionally skip TRR.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram TRR_RELEVANT_SKIP_REASON_NATIVE_FAILED.
range_min: 0
range_max: 50
bucket_count: 51
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
- vgosu@mozilla.com
expires: never
telemetry_mirror: TRR_RELEVANT_SKIP_REASON_NATIVE_FAILED
trr_skip_reason_strict_mode:
type: labeled_custom_distribution
description: >
When in TRR-first mode, it lists the reason we may have skipped TRR. The
key is like `<provider>|<skip reason of first attempt>` or just
`<provider>` used when there was no second attempt.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram TRR_SKIP_REASON_STRICT_MODE.
range_min: 0
range_max: 50
bucket_count: 51
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: TRR_SKIP_REASON_STRICT_MODE
trr_skip_reason_retry_success:
type: labeled_custom_distribution
description: >
When in TRR-first mode, if TRR failed once and was successfully retried,
it lists the reason for the first failure, keyed by the provider.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram TRR_SKIP_REASON_RETRY_SUCCESS.
range_min: 0
range_max: 50
bucket_count: 51
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: TRR_SKIP_REASON_RETRY_SUCCESS
trr_skip_reason_retry_failed:
type: labeled_custom_distribution
description: >
When in TRR-first mode, if TRR failed once and retried unsuccessfully, it
lists the reason for the first failure, keyed by the provider.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram TRR_SKIP_REASON_RETRY_FAILED.
range_min: 0
range_max: 50
bucket_count: 51
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: TRR_SKIP_REASON_RETRY_FAILED
trr_relevant_skip_reason_trr_first_type_rec:
type: labeled_custom_distribution
description: >
When in TRR-first mode, it lists the reason we may have skipped TRR for
HTTPS RR, keyed by the provider. Does not include requests that
intentionally skip TRR.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram TRR_RELEVANT_SKIP_REASON_TRR_FIRST_TYPE_REC.
range_min: 0
range_max: 50
bucket_count: 51
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
- kershaw@mozilla.com
expires: never
telemetry_mirror: TRR_RELEVANT_SKIP_REASON_TRR_FIRST_TYPE_REC
trr_attempt_count:
type: labeled_custom_distribution
description: >
Number of times we attempted TRR for a successful lookup in TRR-first
mode. Keyed by provider.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram TRR_ATTEMPT_COUNT.
range_min: 0
range_max: 10
bucket_count: 11
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: TRR_ATTEMPT_COUNT
native_lookup_time:
type: timing_distribution
description: >
Time for a completed native name resolution (msec)
This metric was generated to correspond to the Legacy Telemetry
exponential histogram DNS_NATIVE_LOOKUP_TIME.
time_unit: millisecond
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: DNS_NATIVE_LOOKUP_TIME
by_type_failed_lookup_time:
type: timing_distribution
description: >
Time for a completed by-type resolution that has a negative answer (msec).
This metric was generated to correspond to the Legacy Telemetry
exponential histogram DNS_BY_TYPE_FAILED_LOOKUP_TIME.
time_unit: millisecond
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: DNS_BY_TYPE_FAILED_LOOKUP_TIME
by_type_succeeded_lookup_time:
type: timing_distribution
description: >
Time for a completed by-type resolution that succeeded (msec).
This metric was generated to correspond to the Legacy Telemetry
exponential histogram DNS_BY_TYPE_SUCCEEDED_LOOKUP_TIME.
time_unit: millisecond
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: DNS_BY_TYPE_SUCCEEDED_LOOKUP_TIME
native_queuing:
type: timing_distribution
description: >
Time in resolve queue waiting to getaddrinfo (msec)
This metric was generated to correspond to the Legacy Telemetry
exponential histogram DNS_NATIVE_QUEUING.
time_unit: millisecond
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: DNS_NATIVE_QUEUING
lookup_algorithm:
type: labeled_counter
description: >
DNS: lookup algorithm
This metric was generated to correspond to the Legacy Telemetry
categorical histogram DNS_LOOKUP_ALGORITHM.
labels:
- nativeOnly
- trrRace
- trrFirst
- trrOnly
- trrShadow
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: h#DNS_LOOKUP_ALGORITHM
blocklist_count:
type: custom_distribution
description: >
The number of unusable addresses reported for each record
This metric was generated to correspond to the Legacy Telemetry linear
histogram DNS_BLACKLIST_COUNT.
range_min: 1
range_max: 21
bucket_count: 20
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: DNS_BLACKLIST_COUNT