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[CWS] Move tags from cgroup to tags resolver #31874

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merged 2 commits into from
Dec 10, 2024

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lebauce
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@lebauce lebauce commented Dec 9, 2024

What does this PR do?

Extract tags from cgroup resolver and move it to tags resolver.

Motivation

This allows not having to deal with low level object (cgroup.CacheEntry) in activity dump and security profile managers.

Describe how you validated your changes

Possible Drawbacks / Trade-offs

Additional Notes

@lebauce lebauce added changelog/no-changelog team/agent-security qa/done QA done before merge and regressions are covered by tests labels Dec 9, 2024
@lebauce lebauce added this to the 7.62.0 milestone Dec 9, 2024
@lebauce lebauce requested a review from a team as a code owner December 9, 2024 10:21
@github-actions github-actions bot added component/system-probe medium review PR review might take time labels Dec 9, 2024
@lebauce lebauce force-pushed the lebauce/decouple-cgroup-and-tags branch 4 times, most recently from c589d3c to 5c775d2 Compare December 10, 2024 08:35
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agent-platform-auto-pr bot commented Dec 10, 2024

Test changes on VM

Use this command from test-infra-definitions to manually test this PR changes on a VM:

inv aws.create-vm --pipeline-id=50709439 --os-family=ubuntu

Note: This applies to commit 1b09931

@lebauce lebauce force-pushed the lebauce/decouple-cgroup-and-tags branch from 5c775d2 to c74cb76 Compare December 10, 2024 09:26
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agent-platform-auto-pr bot commented Dec 10, 2024

Package size comparison

Comparison with ancestor 7c1a13b48c98a3782396bd2390edaf199a67ca77

Diff per package
package diff status size ancestor threshold
datadog-agent-amd64-deb -1.41MB 1270.67MB 1272.08MB 140.00MB
datadog-iot-agent-amd64-deb 0.00MB 113.20MB 113.20MB 10.00MB
datadog-dogstatsd-amd64-deb 0.00MB 78.32MB 78.32MB 10.00MB
datadog-heroku-agent-amd64-deb 0.00MB 526.45MB 526.45MB 70.00MB
datadog-agent-x86_64-rpm -1.41MB 1279.90MB 1281.31MB 140.00MB
datadog-agent-x86_64-suse -1.41MB 1279.90MB 1281.31MB 140.00MB
datadog-iot-agent-x86_64-rpm 0.00MB 113.26MB 113.26MB 10.00MB
datadog-iot-agent-x86_64-suse 0.00MB 113.26MB 113.26MB 10.00MB
datadog-dogstatsd-x86_64-rpm 0.00MB 78.40MB 78.40MB 10.00MB
datadog-dogstatsd-x86_64-suse 0.00MB 78.40MB 78.40MB 10.00MB
datadog-agent-arm64-deb -1.40MB 1004.85MB 1006.25MB 140.00MB
datadog-iot-agent-arm64-deb 0.00MB 108.67MB 108.67MB 10.00MB
datadog-dogstatsd-arm64-deb 0.00MB 55.59MB 55.59MB 10.00MB
datadog-agent-aarch64-rpm -1.40MB 1014.06MB 1015.47MB 140.00MB
datadog-iot-agent-aarch64-rpm 0.00MB 108.74MB 108.74MB 10.00MB

Decision

✅ Passed

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cit-pr-commenter bot commented Dec 10, 2024

Regression Detector

Regression Detector Results

Metrics dashboard
Target profiles
Run ID: 725b6924-d56a-4c78-8cca-9c10cbfb7206

Baseline: 7c1a13b
Comparison: 1b09931
Diff

Optimization Goals: ✅ No significant changes detected

Fine details of change detection per experiment

perf experiment goal Δ mean % Δ mean % CI trials links
quality_gate_logs % cpu utilization +2.02 [-0.98, +5.03] 1 Logs
uds_dogstatsd_to_api_cpu % cpu utilization +1.75 [+1.03, +2.47] 1 Logs
file_to_blackhole_1000ms_latency_linear_load egress throughput +0.15 [-0.31, +0.60] 1 Logs
file_to_blackhole_500ms_latency egress throughput +0.14 [-0.62, +0.91] 1 Logs
file_to_blackhole_300ms_latency egress throughput +0.14 [-0.49, +0.78] 1 Logs
file_to_blackhole_0ms_latency_http2 egress throughput +0.05 [-0.85, +0.95] 1 Logs
file_to_blackhole_0ms_latency egress throughput +0.04 [-0.71, +0.79] 1 Logs
quality_gate_idle_all_features memory utilization +0.03 [-0.09, +0.16] 1 Logs bounds checks dashboard
file_to_blackhole_0ms_latency_http1 egress throughput +0.02 [-0.83, +0.88] 1 Logs
tcp_dd_logs_filter_exclude ingress throughput -0.00 [-0.01, +0.01] 1 Logs
uds_dogstatsd_to_api ingress throughput -0.01 [-0.12, +0.11] 1 Logs
file_to_blackhole_100ms_latency egress throughput -0.09 [-0.77, +0.59] 1 Logs
otel_to_otel_logs ingress throughput -0.24 [-0.89, +0.41] 1 Logs
file_to_blackhole_1000ms_latency egress throughput -0.42 [-1.22, +0.38] 1 Logs
file_tree memory utilization -0.67 [-0.79, -0.56] 1 Logs
quality_gate_idle memory utilization -0.74 [-0.78, -0.70] 1 Logs bounds checks dashboard
tcp_syslog_to_blackhole ingress throughput -1.34 [-1.40, -1.28] 1 Logs

Bounds Checks: ❌ Failed

perf experiment bounds_check_name replicates_passed links
file_to_blackhole_100ms_latency lost_bytes 5/10
file_to_blackhole_300ms_latency lost_bytes 9/10
file_to_blackhole_500ms_latency lost_bytes 9/10
file_to_blackhole_0ms_latency lost_bytes 10/10
file_to_blackhole_0ms_latency memory_usage 10/10
file_to_blackhole_0ms_latency_http1 lost_bytes 10/10
file_to_blackhole_0ms_latency_http1 memory_usage 10/10
file_to_blackhole_0ms_latency_http2 lost_bytes 10/10
file_to_blackhole_0ms_latency_http2 memory_usage 10/10
file_to_blackhole_1000ms_latency memory_usage 10/10
file_to_blackhole_1000ms_latency_linear_load memory_usage 10/10
file_to_blackhole_100ms_latency memory_usage 10/10
file_to_blackhole_300ms_latency memory_usage 10/10
file_to_blackhole_500ms_latency memory_usage 10/10
quality_gate_idle memory_usage 10/10 bounds checks dashboard
quality_gate_idle_all_features memory_usage 10/10 bounds checks dashboard
quality_gate_logs lost_bytes 10/10
quality_gate_logs memory_usage 10/10

Explanation

Confidence level: 90.00%
Effect size tolerance: |Δ mean %| ≥ 5.00%

Performance changes are noted in the perf column of each table:

  • ✅ = significantly better comparison variant performance
  • ❌ = significantly worse comparison variant performance
  • ➖ = no significant change in performance

A regression test is an A/B test of target performance in a repeatable rig, where "performance" is measured as "comparison variant minus baseline variant" for an optimization goal (e.g., ingress throughput). Due to intrinsic variability in measuring that goal, we can only estimate its mean value for each experiment; we report uncertainty in that value as a 90.00% confidence interval denoted "Δ mean % CI".

For each experiment, we decide whether a change in performance is a "regression" -- a change worth investigating further -- if all of the following criteria are true:

  1. Its estimated |Δ mean %| ≥ 5.00%, indicating the change is big enough to merit a closer look.

  2. Its 90.00% confidence interval "Δ mean % CI" does not contain zero, indicating that if our statistical model is accurate, there is at least a 90.00% chance there is a difference in performance between baseline and comparison variants.

  3. Its configuration does not mark it "erratic".

CI Pass/Fail Decision

Passed. All Quality Gates passed.

  • quality_gate_idle, bounds check memory_usage: 10/10 replicas passed. Gate passed.
  • quality_gate_logs, bounds check memory_usage: 10/10 replicas passed. Gate passed.
  • quality_gate_logs, bounds check lost_bytes: 10/10 replicas passed. Gate passed.
  • quality_gate_idle_all_features, bounds check memory_usage: 10/10 replicas passed. Gate passed.


// Copy returns a copy of the selector
func (ws WorkloadSelector) Copy() *WorkloadSelector {
return &WorkloadSelector{
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ws is already a copy here since the receiver is not a pointer. Maybe you could return &ws directly ?
I'm not a fan of this kind of copy method where it's super easy to forget new fields

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👍

@lebauce
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lebauce commented Dec 10, 2024

/merge

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dd-devflow bot commented Dec 10, 2024

Devflow running: /merge

View all feedbacks in Devflow UI.


2024-12-10 15:31:30 UTC ℹ️ MergeQueue: pull request added to the queue

The median merge time in main is 24m.

@dd-mergequeue dd-mergequeue bot merged commit 5ff3a47 into main Dec 10, 2024
231 checks passed
@dd-mergequeue dd-mergequeue bot deleted the lebauce/decouple-cgroup-and-tags branch December 10, 2024 15:57
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