Closed
Bug 773541
Opened 12 years ago
Closed 11 years ago
Collect metrics on DB connection-pool usage
Categories
(Cloud Services Graveyard :: Server: Sync, defect)
Tracking
(Not tracked)
VERIFIED
FIXED
People
(Reporter: rfkelly, Assigned: rfkelly)
References
Details
(Whiteboard: [qa-])
Attachments
(2 files)
For example: how often an existing connection is used vs a new one created, how often the pool is invalidated and re-populated.
Updated•12 years ago
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Whiteboard: [qa-]
Assignee | ||
Comment 1•12 years ago
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fix bug title; something is up with my grammar these days...
Summary: Collection metrics on DB connection-pool usage → Collect metrics on DB connection-pool usage
Assignee | ||
Comment 2•11 years ago
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also how long you wait in the backlog queue, and stats on connection invalidation.
Assignee | ||
Comment 4•11 years ago
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Patch to server-core that increments a metlog counter on each query retry.
Attachment #728509 -
Flags: review?(telliott)
Assignee | ||
Comment 5•11 years ago
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server-storage patch to collect various connection-pool-related stats, including time spent waiting for a connection, number of connections created, number of timeouts and backlog errors, etc.
Attachment #728510 -
Flags: review?(telliott)
Updated•11 years ago
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Attachment #728509 -
Flags: review?(telliott) → review+
Updated•11 years ago
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Attachment #728510 -
Flags: review?(telliott) → review+
Assignee | ||
Comment 6•11 years ago
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http://hg.mozilla.org/services/server-storage/rev/8c8126677469 http://hg.mozilla.org/services/server-core/rev/5fcd69fdcb2d Resolving fixed, but we need to verify that these metrics are actually getting collected. Will summarize how to do this in the containing deployment bug, when I create one.
Assignee | ||
Updated•11 years ago
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Status: NEW → RESOLVED
Closed: 11 years ago
Resolution: --- → FIXED
Assignee | ||
Comment 7•11 years ago
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These metrics are now included in the pencil graphs for stage, and they appear to be sensibly behaved under some light load.
Comment 8•11 years ago
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Verified across PHX1 and SCL2 - I can see Connection Pool data in Pencil.
Status: RESOLVED → VERIFIED
Updated•1 year ago
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Product: Cloud Services → Cloud Services Graveyard
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Description
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