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Feature #15317

open

[Keep] expose backend latency stats in the Prometheus metrics

Added by Ward Vandewege over 4 years ago. Updated 4 days ago.

Status:
New
Priority:
Normal
Assigned To:
-
Category:
-
Target version:
Development 2024-01-17 sprint
Start date:
Due date:
% Done:

0%

Estimated time:
Story points:
2.0

Description

keepstore

  • bucketed by block size (1 MiB < 4 MiB < 8 MiB < 16 MiB < 32 MiB < 64 MiB)
  • time to first byte from backend
  • transfer speed from backend (start of request to last byte)
  • transfer speed from backend (first byte to last byte)
  • time between first byte from backend and first byte sent to client

keep-web

  • bucketed by block size (1 MiB < 4 MiB < 8 MiB < 16 MiB < 32 MiB < 64 MiB)
    • time to first byte of a block from keepstore
    • transfer speed of a block from keepstore (start of request to last byte)
    • transfer speed of a block from keepstore (first byte to last byte)
    • transfer speed of a block (from disk cache)
  • bucketed by file size (1 MiB < 10 MiB < 100 MiB < 1000 MiB)
    • time from start of request to first byte on file (cached & uncached manifest)
    • transfer speed of a whole file (start of request to last byte)
    • transfer speed of a whole file (first byte to last byte)
    • time between first byte from keepstore and first byte sent to client
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 #1

Updated by Ward Vandewege over 4 years ago

  • Status changed from New to In Progress
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 #2

Updated by Ward Vandewege over 4 years ago

  • Status changed from In Progress to New
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 #3

Updated by Tom Morris over 4 years ago

  • Description updated (diff)
  • Story points set to 2.0
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 #4

Updated by Tom Morris over 4 years ago

  • Target version changed from To Be Groomed to Arvados Future Sprints
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 #5

Updated by Peter Amstutz over 2 years ago

  • Target version deleted (Arvados Future Sprints)
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 #6

Updated by Peter Amstutz 10 months ago

  • Release set to 60
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 #7

Updated by Peter Amstutz 2 months ago

  • Target version set to Development 2024-01-03 sprint
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 #8

Updated by Peter Amstutz 2 months ago

  • Target version changed from Development 2024-01-03 sprint to Development 2023-11-08 sprint
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 #9

Updated by Peter Amstutz about 1 month ago

  • Target version changed from Development 2023-11-08 sprint to Development 2023-11-29 sprint
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 #10

Updated by Peter Amstutz 26 days ago

  • Target version changed from Development 2023-11-29 sprint to Development 2024-01-03 sprint
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 #11

Updated by Peter Amstutz 18 days ago

  • Release deleted (60)
  • Description updated (diff)
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 #12

Updated by Peter Amstutz 4 days ago

  • Target version changed from Development 2024-01-03 sprint to Development 2024-01-17 sprint
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