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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: Cache'
network:
disk_cache_shutdown_v2:
type: timing_distribution
description: >
Total Time spent (ms) during disk cache shutdown [cache2]
This metric was generated to correspond to the Legacy Telemetry
exponential histogram NETWORK_DISK_CACHE_SHUTDOWN_V2.
time_unit: millisecond
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: NETWORK_DISK_CACHE_SHUTDOWN_V2
disk_cache2_shutdown_clear_private:
type: timing_distribution
description: >
Time spent (ms) during shutdown deleting disk cache v2 for 'clear private
data' option
This metric was generated to correspond to the Legacy Telemetry
exponential histogram NETWORK_DISK_CACHE2_SHUTDOWN_CLEAR_PRIVATE.
time_unit: millisecond
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: NETWORK_DISK_CACHE2_SHUTDOWN_CLEAR_PRIVATE
cache_v2_output_stream_status:
type: custom_distribution
description: >
Final status of the CacheFileOutputStream (0=ok, 1=other error, 2=out of
memory, 3=disk full, 4=file corrupted, 5=file not found, 6=binding
aborted)
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram NETWORK_CACHE_V2_OUTPUT_STREAM_STATUS.
range_min: 0
range_max: 7
bucket_count: 8
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: NETWORK_CACHE_V2_OUTPUT_STREAM_STATUS
cache_v2_input_stream_status:
type: custom_distribution
description: >
Final status of the CacheFileInputStream (0=ok, 1=other error, 2=out of
memory, 3=disk full, 4=file corrupted, 5=file not found, 6=binding
aborted)
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram NETWORK_CACHE_V2_INPUT_STREAM_STATUS.
range_min: 0
range_max: 7
bucket_count: 8
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: NETWORK_CACHE_V2_INPUT_STREAM_STATUS
cache_size:
type: labeled_memory_distribution
description: >
Cache size in megabytes keyed by cache capacity calculation type. Numbers
are sampled periodically, every time 2GB of data is written to the cache.
This metric was generated to correspond to the Legacy Telemetry linear
histogram NETWORK_CACHE_SIZE.
memory_unit: megabyte
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: NETWORK_CACHE_SIZE
cache_entry_count:
type: labeled_custom_distribution
description: >
Number of entries in the cache keyed by cache capacity calculation type.
Numbers are sampled periodically, every time 2GB of data is written to the
cache.
This metric was generated to correspond to the Legacy Telemetry
exponential histogram NETWORK_CACHE_ENTRY_COUNT.
range_min: 1
range_max: 100000
bucket_count: 100
histogram_type: exponential
unit: cache entries
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: NETWORK_CACHE_ENTRY_COUNT
cache_size_share:
type: labeled_custom_distribution
description: >
Percentage of the cache size occupied by given content type. Numbers are
sampled periodically, every time 2GB of data is written to the cache.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram NETWORK_CACHE_SIZE_SHARE.
range_min: 0
range_max: 99
bucket_count: 100
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: NETWORK_CACHE_SIZE_SHARE
cache_entry_count_share:
type: labeled_custom_distribution
description: >
Percentage of the entries with the given content type. Numbers are sampled
periodically, every time 2GB of data is written to the cache.
This metric was generated to correspond to the Legacy Telemetry enumerated
histogram NETWORK_CACHE_ENTRY_COUNT_SHARE.
range_min: 0
range_max: 99
bucket_count: 100
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: NETWORK_CACHE_ENTRY_COUNT_SHARE
http_cache_entry_reload_time:
type: timing_distribution
description: >
Time before we reload an HTTP cache entry again to memory
This metric was generated to correspond to the Legacy Telemetry
exponential histogram HTTP_CACHE_ENTRY_RELOAD_TIME.
time_unit: millisecond
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: HTTP_CACHE_ENTRY_RELOAD_TIME
http_cache_entry_alive_time:
type: timing_distribution
description: >
Time for which an HTTP cache entry is kept warmed in memory
This metric was generated to correspond to the Legacy Telemetry
exponential histogram HTTP_CACHE_ENTRY_ALIVE_TIME.
time_unit: millisecond
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: HTTP_CACHE_ENTRY_ALIVE_TIME
http_cache_entry_reuse_count:
type: custom_distribution
description: >
Reuse count of an HTTP cache entry warmed in memory
This metric was generated to correspond to the Legacy Telemetry linear
histogram HTTP_CACHE_ENTRY_REUSE_COUNT.
range_min: 1
range_max: 20
bucket_count: 19
histogram_type: linear
bugs:
data_reviews:
notification_emails:
- necko@mozilla.com
expires: never
telemetry_mirror: HTTP_CACHE_ENTRY_REUSE_COUNT