[MB-37077] Collecting stats archiver ets tables leads to a huge increase in ns_server memory consumption - Couchbase database

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Details

Type: Bug
Status: Closed
Priority: Critical
Resolution: Fixed
Affects Version/s: 6.5.0, 6.0.3, 5.5.6
Fix Version/s: 6.5.0, 6.0.4
Component/s: ns_server
Labels:
None

Triage:
Untriaged
Is this a Regression?:
Unknown

Description

Create 300 secondary indexes.
Wait until a day worth of stats is populated.
Try collecting diagnostics.
On my laptop, ns_server memory usage goes up from ~ 1.7GiB to ~10GiB, at which point ns_server gets killed by the OOM killer.

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View 15 older comments

Couchbase Build Team added a comment - 02/Dec/19 10:03 PM

Build couchbase-server-7.0.0-1096 contains ns_server commit c44f3d3 with commit message:
~~MB-37077~~ Drop handling of pre-4.0 nodes in /diag.

Couchbase Build Team added a comment - 02/Dec/19 10:03 PM Build couchbase-server-7.0.0-1096 contains ns_server commit c44f3d3 with commit message: MB-37077 Drop handling of pre-4.0 nodes in /diag.

Couchbase Build Team added a comment - 02/Dec/19 10:03 PM

Build couchbase-server-7.0.0-1096 contains ns_server commit fd32ead with commit message:
~~MB-37077~~ Drop handling of pre-3.0 nodes in /diag.

Couchbase Build Team added a comment - 02/Dec/19 10:03 PM Build couchbase-server-7.0.0-1096 contains ns_server commit fd32ead with commit message: MB-37077 Drop handling of pre-3.0 nodes in /diag.

Couchbase Build Team added a comment - 02/Dec/19 10:03 PM

Build couchbase-server-7.0.0-1096 contains ns_server commit 823c209 with commit message:
~~MB-37077~~ Drop support for collecting logs via /diag.

Couchbase Build Team added a comment - 02/Dec/19 10:03 PM Build couchbase-server-7.0.0-1096 contains ns_server commit 823c209 with commit message: MB-37077 Drop support for collecting logs via /diag.

Ritam Sharma added a comment - 05/Dec/19 12:54 AM

Mahesh Mandhare - Can you please validate this defect.

Ritam Sharma added a comment - 05/Dec/19 12:54 AM Mahesh Mandhare - Can you please validate this defect.

Mahesh Mandhare (Inactive) added a comment - 10/Dec/19 9:19 PM

Build 6.5.0-4926

OS: centOS7
Created 300 indexes and loaded ~100K items in a bucket.
Waited for ~40hours and collected logs using cbcollect_info.
Verified that memory usage for beam.smp does not go up during log collection.

Mahesh Mandhare (Inactive) added a comment - 10/Dec/19 9:19 PM Build 6.5.0-4926 OS: centOS7 Created 300 indexes and loaded ~100K items in a bucket. Waited for ~40hours and collected logs using cbcollect_info. Verified that memory usage for beam.smp does not go up during log collection.