declarative relay deployment on hetzner
relay-eval.waow.tech
atproto
relay
ops: raise memory limit 3→5Gi, add tcache canary
- memory limit 3Gi → 5Gi for observation headroom
- GLIBC_TUNABLES=glibc.malloc.tcache_count=0 to test if
per-thread tcache retention explains linear RSS growth
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
+5
-1
+5
-1
deploy/zlay-values.yaml
+5
-1
deploy/zlay-values.yaml
···
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MALLOC_ARENA_MAX: "2"
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# return freed pages to OS when free chunks exceed 128 KB
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MALLOC_TRIM_THRESHOLD_: "131072"
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+
# disable per-thread tcache to diagnose memory growth.
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+
# 2,700 threads × per-thread free-list bins can hold significant
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# freed memory that never returns to the arena or OS.
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+
GLIBC_TUNABLES: "glibc.malloc.tcache_count=0"
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envFrom:
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- secretRef:
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name: zlay-secret
···
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memory: 1Gi
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cpu: 1000m
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limits:
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-
memory: 3Gi
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+
memory: 5Gi
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service:
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zlay: