---
title: node-agent-14-5-1
source: https://docs.newrelic.com/docs/release-notes/agent-release-notes/nodejs-release-notes/node-agent-14-5-1
---

## Notes

#### Bug fixes

-   Updated `segment.getExclusiveDuration` to only attempt to calculate and cache the durations of all segments in a trace once ([#4303](https://github.com/newrelic/node-newrelic/pull/4303)) ([563f743](https://github.com/newrelic/node-newrelic/commit/563f743421e3d8d0bc47328ccda028295a0f914a))

#### Performance improvements

-   Updated algorithm for `hashes.makeId` to be 3x more performant ([#4286](https://github.com/newrelic/node-newrelic/pull/4286)) ([6737071](https://github.com/newrelic/node-newrelic/commit/6737071a0257ce2d5abd97b14066d6d44334f394))

#### Code refactoring

-   Consolidated core subscriber configs into a single file ([#4294](https://github.com/newrelic/node-newrelic/pull/4294)) ([a6adc6d](https://github.com/newrelic/node-newrelic/commit/a6adc6dcabb77042b84be0464bf545f8508ed4e9))
-   Migrated core `crypto` instrumentation to subscriber-based ([#4293](https://github.com/newrelic/node-newrelic/pull/4293)) ([8848d84](https://github.com/newrelic/node-newrelic/commit/8848d845abc3a6a5dc2497a03813ebc16cc4e6f9))
-   Refactored `zlib` instrumentation to be subscriber based ([#4299](https://github.com/newrelic/node-newrelic/pull/4299)) ([e4ede21](https://github.com/newrelic/node-newrelic/commit/e4ede21329b5f04bcd825be6e6d9b1514ee20133))
-   Removed reliance on `@opentelemetry/core` for hybrid agent ([#4295](https://github.com/newrelic/node-newrelic/pull/4295)) ([8a83507](https://github.com/newrelic/node-newrelic/commit/8a8350796119cc65999576db1f8922e788ca7258))

#### Documentation

-   Updated compatibility report ([#4282](https://github.com/newrelic/node-newrelic/pull/4282)) ([87be369](https://github.com/newrelic/node-newrelic/commit/87be369f49e9c39b608a341d9e24d6830bdac3e1))

#### Miscellaneous chores

-   Fixes issues in CI ([#4285](https://github.com/newrelic/node-newrelic/pull/4285)) ([6e61b03](https://github.com/newrelic/node-newrelic/commit/6e61b03243b9d51225b24a0559307f6f7b94fbae))

#### Tests

-   Replaced test helper with native Promise.withResolvers ([#4301](https://github.com/newrelic/node-newrelic/pull/4301)) ([be5f3f3](https://github.com/newrelic/node-newrelic/commit/be5f3f3ce9222f330e5982de78347a57a7565dd3))

### Support statement:

We recommend updating to the latest agent version as soon as it's available. If you can't upgrade to the latest version, update your agents to a version no more than 90 days old. Read more about keeping agents up to date. (<https://docs.newrelic.com/docs/new-relic-solutions/new-relic-one/install-configure/update-new-relic-agent/>)

See the New Relic Node.js agent EOL policy for information about agent releases and support dates. (<https://docs.newrelic.com/docs/apm/agents/nodejs-agent/getting-started/nodejs-agent-eol-policy/>)