Docs » Supported integrations in Splunk Observability Cloud » Instrument back-end applications to send spans to Splunk APM » Instrument PHP applications for Splunk Observability Cloud » SignalFx Tracing Library for PHP (End of Support)

Caution

The SignalFx Tracing Library for PHP reached End of Support (EOS) on February 21 2025. The library has been archived and is no longer maintained.

If you want to instrument new or existing PHP applications, use OpenTelemetry PHP instrumentation, which offers similar functionalities.

SignalFx Tracing Library for PHP (End of Support) 🔗

The SignalFx Tracing Library for PHP provides zero-code instrumentation for many popular PHP libraries and frameworks. The library is a native extension that supports PHP versions 7.0 or higher running on the Zend Engine.

To instrument your PHP application, follow these steps:

  1. Check compatibility and requirements. See PHP instrumentation compatibility and requirements (deprecated).

  2. Instrument your PHP application. See Instrument your PHP application for Splunk Observability Cloud (deprecated).

  3. Configure your instrumentation. See Configure the PHP instrumentation for Splunk Observability Cloud.

This page was last updated on Mar 13, 2025.