chore: add apac support by joaquin-borggio-lc · Pull Request #2821 · langchain-ai/langsmith-sdk

joaquin-borggio-lc · 2026-04-28T20:23:57Z

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github-actions · 2026-04-28T20:24:44Z

Lower is better. Noisy on shared runners — treat as a signal, not a gate.

Single large base64 string per message — the shape the worker-offload path is optimized for.
Payload: 2511.2 KB in / 5.2 KB out, 100 runs.

metric	main	this PR	delta
Wall time (ms)	1320.66	1360.60	+3.0%
createRun total (ms)	79.13	59.64	-24.6%
createRun p50 (ms)	0.49	0.47	-3.7%
createRun p95 (ms)	0.61	0.90	+46.2%
createRun p99 (ms)	37.72	20.79	-44.9%
createRun max (ms)	37.72	20.79	-44.9%
updateRun total (ms)	27.68	30.67	+10.8%
updateRun p95 (ms)	0.51	0.55	+8.2%
loop lag total (ms)	428.94	735.40	+71.4%
loop lag p50 (ms)	0.09	0.09	+1.2%
loop lag p95 (ms)	3.04	4.16	+37.0%
loop lag p99 (ms)	9.10	21.96	+141.4%
loop lag max (ms)	65.26	129.11	+97.8%

Many small strings across a wide/nested object graph. Should bypass worker offload and use sync flush.
Payload: 1239.5 KB in / 13.3 KB out, 100 runs.

metric	main	this PR	delta
Wall time (ms)	1201.91	1184.15	-1.5%
createRun total (ms)	340.96	333.81	-2.1%
createRun p50 (ms)	2.67	2.58	-3.4%
createRun p95 (ms)	7.13	8.11	+13.8%
createRun p99 (ms)	14.19	19.30	+36.1%
createRun max (ms)	14.19	19.30	+36.1%
updateRun total (ms)	27.23	24.78	-9.0%
updateRun p95 (ms)	0.56	0.44	-22.5%
loop lag total (ms)	787.50	768.65	-2.4%
loop lag p50 (ms)	0.07	0.07	-0.2%
loop lag p95 (ms)	3.77	3.10	-17.8%
loop lag p99 (ms)	92.70	90.82	-2.0%
loop lag max (ms)	116.94	118.75	+1.5%

chore: add apac support

de0f53e

Mukil Loganathan (langchain-infra) approved these changes Apr 28, 2026

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joaquin-borggio-lc merged commit 838e957 into main Apr 28, 2026
69 of 73 checks passed

joaquin-borggio-lc deleted the joaquin/add-apac-to-sdk branch April 28, 2026 21:08

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