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[Host Profiler] dedicated log file in Bundled mode #54216

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Merged
gh-worker-dd-mergequeue-cf854d merged 4 commits into from
Aug 5, 2026
Merged

[Host Profiler] dedicated log file in Bundled mode #54216

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51c6b7b
make the profiler in bundled mode log in a dedicated file:
theomagellan Jul 29, 2026
b5ed136
add schema
theomagellan Jul 30, 2026
6e30288
Merge branch 'main' into theomagellan/host-profiler-log_file
theomagellan Aug 5, 2026
3edc5c1
add hostprofiler.log_file to documentation
theomagellan Aug 5, 2026
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9 changes: 5 additions & 4 deletions cmd/host-profiler/deploy/bundled/configuration.md
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Expand Up @@ -30,10 +30,11 @@ The following settings can be overridden in the Datadog Agent configuration for

### Diagnostics

| Name | Values | Default | Description |
|:-------------------------------|:------------------------------|:-------------|:---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `hostprofiler.hpflare.port` | int | `7778` | Local port used to collect Host Profiler flare diagnostics. Change this only if the default port conflicts with another service. |
| `hostprofiler.debug.verbosity` | `basic`, `normal`, `detailed` | _(disabled)_ | Enables the OpenTelemetry debug exporter for troubleshooting. See the [debug exporter verbosity documentation](https://pkg.go.dev/go.opentelemetry.io/collector/exporter/debugexporter#readme-verbosity-levels). Use temporarily because it can increase log volume. |
| Name | Values | Default | Description |
|:-------------------------------|:------------------------------|:-------------------------------------|:---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `hostprofiler.hpflare.port` | int | `7778` | Local port used to collect Host Profiler flare diagnostics. Change this only if the default port conflicts with another service. |
| `hostprofiler.debug.verbosity` | `basic`, `normal`, `detailed` | _(disabled)_ | Enables the OpenTelemetry debug exporter for troubleshooting. See the [debug exporter verbosity documentation](https://pkg.go.dev/go.opentelemetry.io/collector/exporter/debugexporter#readme-verbosity-levels). Use temporarily because it can increase log volume. |
| `hostprofiler.log_file` | string | `${log_path}/host-profiler.log` | Path to the Host Profiler log file. `${log_path}` resolves to the Agent's configured log directory. |

### Advanced export settings

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2 changes: 1 addition & 1 deletion cmd/host-profiler/subcommands/run/command.go
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Expand Up @@ -101,7 +101,7 @@ func runHostProfilerCommand(ctx context.Context, cliParams *cliParams) error {
remotehostnameimpl.Module(),
fx.Supply(core.BundleParams{
ConfigParams: config.NewAgentParams(cliParams.GlobalParams.CoreConfPath),
LogParams: log.ForDaemon(command.LoggerName, "log_file", defaultpaths.GetDefaultHostProfilerLogFile()),
LogParams: log.ForDaemon(command.LoggerName, "hostprofiler.log_file", defaultpaths.GetDefaultHostProfilerLogFile()),
}),
fx.Provide(collectorimpl.NewExtraFactoriesWithAgentCore),
fx.Invoke(func(l log.Component) {
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4 changes: 4 additions & 0 deletions pkg/config/schema/yaml/core_schema.yaml
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Expand Up @@ -8763,6 +8763,10 @@ properties:
node_type: setting
type: integer
default: 7778
log_file:
node_type: setting
type: string
default: ${log_path}/host-profiler.log
tags:
- full-agent-only:true
hpa_configmap_name:
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1 change: 1 addition & 0 deletions pkg/config/setup/common_settings.go
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Expand Up @@ -1152,6 +1152,7 @@ func initCoreAgentFull(config pkgconfigmodel.Setup) {
// Integrations excluded from these restrictions.
config.BindEnvAndSetDefault("integration_security_excluded_checks", []string{})

config.BindEnvAndSetDefault("hostprofiler.log_file", "${log_path}/host-profiler.log")
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config.BindEnvAndSetDefault("hostprofiler.debug.verbosity", "")
config.BindEnvAndSetDefault("hostprofiler.additional_http_headers", map[string]string{})
config.BindEnvAndSetDefault("hostprofiler.ddprofiling.enabled", false)
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