GitHub user fanfuxiaoran added a comment to the discussion: Introducing the [perfmon] Extension for Cloudberry Database Monitoring
> @fanfuxiaoran > > Thanks for confirming that `libsigar` is still in use. However, I’d strongly > encourage us to reconsider that position. Continuing to depend on `libsigar` > **without any plan to replace or modernize it** introduces significant risks > to the Cloudberry project: > > ### ❌ Why `libsigar` is problematic: > * **Unmaintained**: No upstream development or security patches in years. > * **Broken on modern platforms**: Build issues are common on RHEL 9, Debian > 12, Alpine, macOS, etc. > * **Difficult to patch**: Contributors will be forced to debug outdated C > code and platform-specific breakage. > * **Portability blocker**: This limits adoption on modern developer > workstations, CI systems, and containers. > * **ASF sustainability concern**: Bringing in obsolete dependencies violates > the spirit of maintainability and long-term openness expected in ASF projects. > > ### ✅ What we need: > If `perfmon` is to become a core part of Cloudberry’s monitoring > infrastructure, we should at minimum: > > * **Track this as a known technical debt item**, with a defined migration > path or plan to deprecate `libsigar` > * **Abstract `libsigar` usage** behind an interface, so it can be replaced in > a modular way > * **Evaluate modern replacements**: > > * `/proc`-based stat readers (Linux-only, but simple) > * Integration with system libraries like `libstatgrab`, `psutil`, or > systemd APIs > * Shell out to `vmstat`, `iostat`, or `/sys/fs/cgroup` metrics as a fallback > > Without a plan, we risk adopting legacy constraints that will slow down > contributors and users alike. Agree. I will try libstatgrab to see if it can replace libsigar in gpsmon GitHub link: https://github.com/apache/cloudberry/discussions/1087#discussioncomment-13060977 ---- This is an automatically sent email for dev@cloudberry.apache.org. To unsubscribe, please send an email to: dev-unsubscr...@cloudberry.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@cloudberry.apache.org For additional commands, e-mail: dev-h...@cloudberry.apache.org
