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| author | Munyoki Kilyungi | 2025-07-24 12:21:51 +0300 |
|---|---|---|
| committer | Pjotr Prins | 2026-01-05 11:12:10 +0100 |
| commit | f437a4f84b4864808b8de486b0953ace90fd3669 (patch) | |
| tree | ebb47123961e80b28b8b88dfa094b769b80afdd2 | |
| parent | 436dbfd0f7cbb682e5788bd2e2e43a36442e700f (diff) | |
| download | gn-gemtext-f437a4f84b4864808b8de486b0953ace90fd3669.tar.gz | |
Update notes.
Signed-off-by: Munyoki Kilyungi <me@bonfacemunyoki.com>
| -rw-r--r-- | issues/CI-CD/cd-is-slow.gmi | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/issues/CI-CD/cd-is-slow.gmi b/issues/CI-CD/cd-is-slow.gmi index 3085667..ec843c0 100644 --- a/issues/CI-CD/cd-is-slow.gmi +++ b/issues/CI-CD/cd-is-slow.gmi @@ -207,3 +207,27 @@ real 0m0.010s user 0m0.004s sys 0m0.000s ``` + +# Profiling CD + +Ran a profiler against a traits page. See the following: + +=> /issues/CI-CD/profiling-flask + +## Results/Interpretation + +* By fixing gn-guile and gene-alias resolution, times dropped by ~10s. However, the page takes 37.9s to run. + +* Resolving a DNS takes around 4.585s. We make 7 requests. Totalling to 32.09. Typically, a traits page should take 8.79s. The difference: (- 37.9 32.09) = 5.8s; which explains the slowness: + +``` + ncall tottime percall cumtime percall filename:lineno(function) +---------------------------------------------------------------------------- + 7 0.00002618 3.741e-05 32.09 4.585 socket.py:938(getaddrinfo) +``` + +* The above is consistent all the analysis I've done across all the profile dumps. + +## Possible Mitigations + +* Switch over gn-auth.genenetwork.org to localhost. |