$ curl http://localhost:9090/graph Error opening React index.html: open static/react/index.html: no such file or directory Reason is given here: https://github.com/prometheus/prometheus/issues/6421
*** Bug 779736 has been marked as a duplicate of this bug. ***
Can confirm, same issue here.
Until this is fixed, a workaround is to use prometheus-bin instead, if available on your ARCH.
EDIT: Renamed the title, as the issue is still present in the newest 2.26
(In reply to Tobias Klausmann from comment #3) > Until this is fixed, a workaround is to use prometheus-bin instead, if > available on your ARCH. BTW your suggested workaround is still valid with 2.26.
Created attachment 702618 [details, diff] app-metrics/prometheus: use builtinassets tag
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=bca1b0056c1028b832b29a80db50fb046b081885 commit bca1b0056c1028b832b29a80db50fb046b081885 Author: Jonathan Davies <jpds@protonmail.com> AuthorDate: 2021-04-27 14:35:36 +0000 Commit: Mikle Kolyada <zlogene@gentoo.org> CommitDate: 2021-04-28 15:06:38 +0000 app-metrics/prometheus: >=2.25: Use builtinassets tag to readd web UI. Closes: https://bugs.gentoo.org/777882 Signed-off-by: Roman Beranek <roman.beranek@prusa3d.com> Signed-off-by: Jonathan Davies <jpds@protonmail.com> Closes: https://github.com/gentoo/gentoo/pull/20559 Signed-off-by: Mikle Kolyada <zlogene@gentoo.org> .../{prometheus-2.25.0.ebuild => prometheus-2.25.0-r1.ebuild} | 2 +- .../{prometheus-2.25.2.ebuild => prometheus-2.25.2-r1.ebuild} | 2 +- .../{prometheus-2.26.0.ebuild => prometheus-2.26.0-r1.ebuild} | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-)