2026๋…„ Django ๋น„๋™๊ธฐ ๋ทฐ์™€ ASGI: ์„ฑ๋Šฅ๊ณผ ๋ฉด์ ‘ ์งˆ๋ฌธ

2026๋…„ Django ๋น„๋™๊ธฐ ๋ทฐ์™€ ASGI ์‹ฌ์ธต ๋ถ„์„: ๋‚ด๋ถ€ ๋™์ž‘ ์›๋ฆฌ, ๋ฐฐํฌํ•  ์„œ๋ฒ„ ์„ ํƒ, ๋น„๋™๊ธฐ ORM๊ณผ SynchronousOnlyOperation ํ•จ์ •, ๊ทธ๋ฆฌ๊ณ  ๋ฉด์ ‘ ์งˆ๋ฌธ๊นŒ์ง€ ๋‹ค๋ฃน๋‹ˆ๋‹ค.

๋™์‹œ ์š”์ฒญ์„ ์ฒ˜๋ฆฌํ•˜๋Š” Django ๋น„๋™๊ธฐ ๋ทฐ์™€ ASGI ์•„ํ‚คํ…์ฒ˜

Django์˜ ๋น„๋™๊ธฐ ๋ทฐ๋Š” ๊ฐ ์ปค๋„ฅ์…˜๋งˆ๋‹ค thread๋ฅผ ํ•˜๋‚˜์”ฉ ํ• ๋‹นํ•˜์ง€ ์•Š๊ณ ๋„ ๋‹จ์ผ worker๊ฐ€ ์ˆ˜๋ฐฑ ๊ฐœ์˜ I/O ๋ฐ”์šด๋“œ ์š”์ฒญ์„ ๋™์‹œ์— ์ฒ˜๋ฆฌํ•  ์ˆ˜ ์žˆ๊ฒŒ ํ•ฉ๋‹ˆ๋‹ค. ๋‹ค๋งŒ ๋ทฐ์—์„œ ๋ชจ๋“  ๋„คํŠธ์›Œํฌ ํ˜ธ์ถœ์— ์ด๋ฅด๊ธฐ๊นŒ์ง€ ์ฝ”๋“œ ๊ฒฝ๋กœ๊ฐ€ ๊ณ„์† ๋น„๋™๊ธฐ๋กœ ์œ ์ง€๋  ๋•Œ๋งŒ ๊ทธ๋ ‡์Šต๋‹ˆ๋‹ค. Django 3.1์ด async def ๋ทฐ๋ฅผ ๋„์ž…ํ•˜๊ณ  Django 4.1์ด ๋น„๋™๊ธฐ ORM ์ธํ„ฐํŽ˜์ด์Šค๋ฅผ ์ถ”๊ฐ€ํ•œ ์ดํ›„๋กœ, ์ด ํ”„๋ ˆ์ž„์›Œํฌ๋Š” ์‹ ๋ขฐํ•  ๋งŒํ•œ ASGI ํ”Œ๋žซํผ์œผ๋กœ ์ž๋ฆฌ ์žก์•˜์Šต๋‹ˆ๋‹ค. ๊ทธ๋Ÿผ์—๋„ ๋Œ€๋ถ€๋ถ„์˜ ํ”„๋กœ๋•์…˜ ๋ฐฐํฌ๋Š” ์—ฌ์ „ํžˆ WSGI์—์„œ ์‹คํ–‰๋˜๋ฉฐ ๊ทธ ๋™์‹œ์„ฑ์„ ๊ทธ๋Œ€๋กœ ๋ฐฉ์น˜ํ•ฉ๋‹ˆ๋‹ค. ์ด ๊ธ€์€ ๋น„๋™๊ธฐ ๋ทฐ๊ฐ€ ASGI์—์„œ ์–ด๋–ป๊ฒŒ ๋™์ž‘ํ•˜๋Š”์ง€, 2026๋…„์— ์–ด๋–ค ์„œ๋ฒ„๋ฅผ ์šด์˜ํ•ด์•ผ ํ•˜๋Š”์ง€, SynchronousOnlyOperation์„ ๋ฐœ์ƒ์‹œํ‚ค๋Š” ORM ํ•จ์ •์€ ๋ฌด์—‡์ธ์ง€, ๊ทธ๋ฆฌ๊ณ  ๋น„๋™๊ธฐ Django๋ฅผ ์‹ค์ œ๋กœ ์ถœ์‹œํ•ด ๋ณธ ์—”์ง€๋‹ˆ์–ด์™€ ๊ธ€๋กœ๋งŒ ์ ‘ํ•œ ์—”์ง€๋‹ˆ์–ด๋ฅผ ๊ฐ€๋ฅด๋Š” ๋ฉด์ ‘ ์งˆ๋ฌธ์€ ๋ฌด์—‡์ธ์ง€ ์„ค๋ช…ํ•ฉ๋‹ˆ๋‹ค.

๋น„๋™๊ธฐ๊ฐ€ ์‹ค์ œ๋กœ ๋„์›€์ด ๋˜๋Š” ๊ฒฝ์šฐ

๋น„๋™๊ธฐ ๋ทฐ๋Š” ์š”์ฒญ์ด ๋Œ€๋ถ€๋ถ„์˜ ์‹œ๊ฐ„์„ ์Šค์Šค๋กœ ์ œ์–ดํ•  ์ˆ˜ ์—†๋Š” I/O๋ฅผ ๊ธฐ๋‹ค๋ฆฌ๋Š” ๋ฐ ์“ธ ๋•Œ ํšจ๊ณผ๋ฅผ ๋ƒ…๋‹ˆ๋‹ค. ์„œ๋“œํŒŒํ‹ฐ HTTP API, ๋А๋ฆฐ ๋‹ค์šด์ŠคํŠธ๋ฆผ ์„œ๋น„์Šค, ์˜ค๋ž˜ ์œ ์ง€๋˜๋Š” ์ŠคํŠธ๋ฆฌ๋ฐ ์‘๋‹ต ๋“ฑ์ด ๊ทธ๋Ÿฐ ๊ฒฝ์šฐ์ž…๋‹ˆ๋‹ค. CPU ๋ฐ”์šด๋“œ ์ž‘์—…์ด๋‚˜ ๋น ๋ฅธ ๋กœ์ปฌ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ์ฟผ๋ฆฌ์—๋Š” Gunicorn worker๋ฅผ ๋” ํˆฌ์ž…ํ•œ ๋™๊ธฐ ๋ทฐ๊ฐ€ ๋ณดํ†ต ๋” ๋น ๋ฅด๊ณ  ์ถ”๋ก ํ•˜๊ธฐ๋„ ํ›จ์”ฌ ๊ฐ„๋‹จํ•ฉ๋‹ˆ๋‹ค.

Django ๋น„๋™๊ธฐ ๋ทฐ๊ฐ€ ASGI์—์„œ ๋™์ž‘ํ•˜๋Š” ๋ฐฉ์‹

WSGI๋Š” ๊ทผ๋ณธ์ ์œผ๋กœ ๋™๊ธฐ ๋ฐฉ์‹์ž…๋‹ˆ๋‹ค. ์ฒ˜๋ฆฌ ์ค‘์ธ ๊ฐ ์š”์ฒญ์ด ์‹œ์ž‘๋ถ€ํ„ฐ ๋๊นŒ์ง€ worker thread๋‚˜ ํ”„๋กœ์„ธ์Šค๋ฅผ ํ•˜๋‚˜์”ฉ ์ ์œ ํ•˜๋ฏ€๋กœ, ๋А๋ฆฐ ์š”์ฒญ 50๊ฐœ๋ฅผ ์ฒ˜๋ฆฌํ•˜๋ ค๋ฉด worker 50๊ฐœ๊ฐ€ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. ASGI๋Š” ์ด ๋ชจ๋ธ์„ event loop๋กœ ๋Œ€์ฒดํ•ฉ๋‹ˆ๋‹ค. event loop๋Š” ๋‹จ์ผ worker์—์„œ ์—ฌ๋Ÿฌ ์š”์ฒญ์„ ๋ฒˆ๊ฐˆ์•„ ์ฒ˜๋ฆฌํ•˜๋ฉฐ, ์ฝ”๋ฃจํ‹ด์ด I/O๋ฅผ awaitํ•  ๋•Œ๋งˆ๋‹ค ๊ทธ ์ฝ”๋ฃจํ‹ด์„ ์ผ์‹œ ์ค‘๋‹จํ–ˆ๋‹ค๊ฐ€ ๋ฐ์ดํ„ฐ๊ฐ€ ๋„์ฐฉํ•˜๋ฉด ์žฌ๊ฐœํ•ฉ๋‹ˆ๋‹ค. Django ๊ณต์‹ ๋น„๋™๊ธฐ ๋ฌธ์„œ๋Š” ์ด ๊ณต์กด์„ ๊ฐ€๋Šฅํ•˜๊ฒŒ ํ•˜๋Š” ๋‘ ๊ฐœ์˜ ์–ด๋Œ‘ํ„ฐ๋ฅผ ์„ค๋ช…ํ•ฉ๋‹ˆ๋‹ค. ASGI์—์„œ Django๋Š” async def ๋ทฐ๋ฅผ loop ์œ„์—์„œ ๋„ค์ดํ‹ฐ๋ธŒ๋กœ ์‹คํ–‰ํ•˜๊ณ  ๋™๊ธฐ ๋ทฐ๋Š” sync_to_async๋กœ threadpool์— ๋ฐ€์–ด ๋„ฃ์Šต๋‹ˆ๋‹ค. WSGI์—์„œ๋Š” ๋น„๋™๊ธฐ ๋ทฐ๋ฅผ async_to_sync๋กœ ๊ฐ์‹ธ ์™„๋ฃŒ๋  ๋•Œ๊นŒ์ง€ ์‹คํ–‰ํ•˜๋ฉฐ, ๋ชจ๋“  ๋™์‹œ์„ฑ ์ด์ ์„ ๋ฒ„๋ฆฝ๋‹ˆ๋‹ค.

์‹ค์งˆ์ ์ธ ๊ฒฐ๊ณผ๋Š” ๋ƒ‰์ •ํ•ฉ๋‹ˆ๋‹ค. WSGI ์„œ๋ฒ„์— ๋ฐฐํฌ๋œ async def ๋ทฐ๋Š” ๋” ๋А๋ฆฐ ๋™๊ธฐ ๋ทฐ์ฒ˜๋Ÿผ ๋™์ž‘ํ•ฉ๋‹ˆ๋‹ค. ๋™์‹œ์„ฑ์€ ์˜ค์ง ASGI ์„œ๋ฒ„์—์„œ๋งŒ ์‹คํ˜„๋ฉ๋‹ˆ๋‹ค. ์™ธ๋ถ€ API๋ฅผ ํ˜ธ์ถœํ•˜๋Š” ์ตœ์†Œํ•œ์˜ ๋น„๋™๊ธฐ ๋ทฐ๋Š” ๋™๊ธฐ ๋ฒ„์ „๊ณผ ๊ฑฐ์˜ ๋˜‘๊ฐ™์•„ ๋ณด์ด๋ฉฐ, ์ฐจ์ด๋Š” await์— ์ง‘์•ฝ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค.

python
# views.py
import httpx
from django.http import JsonResponse

async def dashboard(request):
    # ASGI์—์„œ ์ด ์ฝ”๋ฃจํ‹ด์€ event loop ์œ„์—์„œ ์‹คํ–‰๋˜๋ฏ€๋กœ, httpx๊ฐ€
    # ๋„คํŠธ์›Œํฌ ์™•๋ณต์„ awaitํ•˜๋Š” ๋™์•ˆ worker๋Š” ๋‹ค๋ฅธ ์š”์ฒญ์„ ์ž์œ ๋กญ๊ฒŒ ์ฒ˜๋ฆฌํ•ฉ๋‹ˆ๋‹ค.
    async with httpx.AsyncClient(timeout=5.0) as client:
        response = await client.get("https://api.example.com/metrics")
    return JsonResponse(response.json())

์—ฌ๊ธฐ์„œ ์–ป๋Š” ์ด๋“์€ ๋‹จ์ผ ์š”์ฒญ์ด ๋” ๋นจ๋ฆฌ ๋๋‚˜๋Š” ๊ฒƒ์ด ์•„๋‹™๋‹ˆ๋‹ค. ๋ฒฝ์‹œ๊ณ„ ์‹œ๊ฐ„(wall-clock time)์€ ๋™์ผํ•ฉ๋‹ˆ๋‹ค. ์ด๋“์€ await๊ฐ€ ์ง„ํ–‰๋˜๋Š” ๋™์•ˆ worker๊ฐ€ ์ฐจ๋‹จ๋˜์ง€ ์•Š๋Š”๋‹ค๋Š” ๋ฐ ์žˆ์Šต๋‹ˆ๋‹ค. ๊ทธ๋ž˜์„œ ํ”„๋กœ์„ธ์Šค ์ˆ˜๋Š” ๊ทธ๋Œ€๋กœ์ธ๋ฐ๋„ ๋™์‹œ ๋ถ€ํ•˜์—์„œ์˜ ์ฒ˜๋ฆฌ๋Ÿ‰(throughput)์ด ์˜ฌ๋ผ๊ฐ‘๋‹ˆ๋‹ค.

๊ฐ™์€ ๋ชจ๋ธ์€ WSGI์—์„œ๋Š” ๋‹ค๋ฃจ๊ธฐ ๊ป„๋„๋Ÿฌ์šด ์‘๋‹ต ํŒจํ„ด๋„ ์—ด์–ด ์ค๋‹ˆ๋‹ค. Django 4.2๋ถ€ํ„ฐ StreamingHttpResponse๋Š” async generator๋ฅผ ๋ฐ›์œผ๋ฏ€๋กœ, ๋ทฐ๋Š” ์—…์ŠคํŠธ๋ฆผ ์†Œ์Šค๊ฐ€ ๋ฐ์ดํ„ฐ๋ฅผ ์ƒ์„ฑํ•˜๋Š” ๋Œ€๋กœ ์ฒญํฌ๋ฅผ ๋‚ด๋ณด๋‚ผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ด๋Š” ์ปค๋„ฅ์…˜์ด ์ˆ˜ ์ดˆ๊ฐ„ ์—ด๋ ค ์žˆ๋Š” Server-Sent Events๋‚˜ ํ”„๋ก์‹œ๋œ LLM ํ† ํฐ ์ŠคํŠธ๋ฆผ์— ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค. WebSocket ๊ฐ™์€ ์ง€์†์  ์–‘๋ฐฉํ–ฅ ํ”„๋กœํ† ์ฝœ์€ ์—ฌ์ „ํžˆ ์ผ๋ฐ˜ HTTP ๋ทฐ๊ฐ€ ์•„๋‹ˆ๋ผ Django Channels๋ฅผ ๊ฑฐ์น˜์ง€๋งŒ, ๋‘˜ ๋‹ค ๋™์ผํ•œ ASGI ๊ธฐ๋ฐ˜ ์œ„์— ๋†“์—ฌ ์žˆ์Šต๋‹ˆ๋‹ค. ๋”ฐ๋ผ์„œ ๋น„๋™๊ธฐ ๋ทฐ๋ฅผ ์ฑ„ํƒํ•œ ํ”„๋กœ์ ํŠธ๋Š” ๋‚˜์ค‘์— ์‹ค์‹œ๊ฐ„ ๊ธฐ๋Šฅ์„ ์œ„ํ•œ ์ธํ”„๋ผ ๋น„์šฉ์„ ์ด๋ฏธ ์น˜๋ฅธ ์…ˆ์ž…๋‹ˆ๋‹ค.

2026๋…„ Django ASGI ์„œ๋ฒ„ ์„ ํƒ

Django๋Š” asgi.py์— ASGI ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ๊ฐ์ฒด๋ฅผ ์ œ๊ณตํ•˜์ง€๋งŒ, ๊ทธ ์ž์ฒด๋กœ ์‹คํ–‰๋˜์ง€๋Š” ์•Š์Šต๋‹ˆ๋‹ค. ์ „์šฉ ASGI ์„œ๋ฒ„๊ฐ€ event loop๋ฅผ ๊ตฌ๋™ํ•ฉ๋‹ˆ๋‹ค. ASGI ๋ช…์„ธ๋Š” ์ด ์„œ๋ฒ„๋“ค์ด ๋ชจ๋‘ ๊ตฌํ˜„ํ•˜๋Š” ์ธํ„ฐํŽ˜์ด์Šค๋ฅผ ์ •์˜ํ•˜๋ฉฐ, ๊ทธ๋ž˜์„œ ์ด๋“ค์€ ํ”„๋กœํ† ์ฝœ ์ˆ˜์ค€์—์„œ ์„œ๋กœ ๊ต์ฒด ๊ฐ€๋Šฅํ•˜๊ณ  ์ฃผ๋กœ ์„ฑ๋Šฅ๊ณผ ํ”„๋กœํ† ์ฝœ ์ปค๋ฒ„๋ฆฌ์ง€์—์„œ๋งŒ ์ฐจ์ด๊ฐ€ ๋‚ฉ๋‹ˆ๋‹ค.

| ์„œ๋ฒ„ | ๊ตฌํ˜„ ์–ธ์–ด | ๊ฐ€์žฅ ์ ํ•ฉํ•œ ์šฉ๋„ | |--------|----------------|----------| | Uvicorn | Python (uvloop) | ์ผ๋ฐ˜์ ์ธ ASGI, HTTP/1.1, ํ”ํ•œ ๊ธฐ๋ณธ ์„ ํƒ | | Daphne | Python | Django Channels, WebSocket, HTTP/2 | | Granian | Rust | ์ตœ๊ณ  ์ˆ˜์ค€์˜ ์ˆœ์ˆ˜ ์ฒ˜๋ฆฌ๋Ÿ‰, HTTP/1๊ณผ HTTP/2 | | Hypercorn | Python | HTTP/2์™€ HTTP/3(QUIC) |

2026๋…„์˜ ๋Œ€๋ถ€๋ถ„์˜ ๋ฐฐํฌ์—์„œ๋Š” Gunicorn worker ํด๋ž˜์Šค๋กœ ์‹คํ–‰ํ•˜๋Š” Uvicorn์ด ์—ฌ์ „ํžˆ ๋ฏฟ์„ ๋งŒํ•œ ์„ ํƒ์ž…๋‹ˆ๋‹ค. Gunicorn์ด ํ”„๋กœ์„ธ์Šค ์ˆ˜๋ช… ์ฃผ๊ธฐ๋ฅผ ๊ด€๋ฆฌํ•˜๊ณ  ์ฃฝ์€ worker๋ฅผ ์žฌ์‹œ์ž‘ํ•˜๋ฉฐ ์‹œ๊ทธ๋„์„ ์ฒ˜๋ฆฌํ•˜๋Š” ๋™์•ˆ, Uvicorn์€ ๊ฐ worker ์•ˆ์—์„œ event loop๋ฅผ ๊ตฌ๋™ํ•ฉ๋‹ˆ๋‹ค. ์—…๊ทธ๋ ˆ์ด๋“œ์—์„œ ๊ฑธ๋ ค ๋„˜์–ด์ง€๊ธฐ ์‰ฌ์šด ๋งˆ์ด๊ทธ๋ ˆ์ด์…˜ ์„ธ๋ถ€ ์‚ฌํ•ญ์ด ํ•˜๋‚˜ ์žˆ์Šต๋‹ˆ๋‹ค. Uvicorn 0.30๋ถ€ํ„ฐ Gunicorn worker ํด๋ž˜์Šค๊ฐ€ Uvicorn ์ฝ”์–ด์—์„œ ๋ณ„๋„์˜ uvicorn-worker ํŒจํ‚ค์ง€๋กœ ์˜ฎ๊ฒจ์ ธ import ๊ฒฝ๋กœ๊ฐ€ ๋ฐ”๋€Œ์—ˆ์Šต๋‹ˆ๋‹ค.

bash
# ๋จผ์ € worker ํŒจํ‚ค์ง€๋ฅผ ์„ค์น˜ํ•ฉ๋‹ˆ๋‹ค: pip install uvicorn-worker
gunicorn myproject.asgi:application \
    --workers 4 \
    --worker-class uvicorn_worker.UvicornWorker \
    --bind 0.0.0.0:8000

์ตœ๋Œ€ ์ฒ˜๋ฆฌ๋Ÿ‰์„ ์ถ”๊ตฌํ•˜๋Š” ํŒ€์€ ์ ์  ๋” Granian์œผ๋กœ ๋ˆˆ์„ ๋Œ๋ฆฝ๋‹ˆ๋‹ค. Granian์€ Python ์ชฝ HTTP ํŒŒ์‹ฑ ์˜ค๋ฒ„ํ—ค๋“œ๋ฅผ ์ œ๊ฑฐํ•˜๋Š” Rust ๊ธฐ๋ฐ˜ ์„œ๋ฒ„์ž…๋‹ˆ๋‹ค. ์–ด๋А ์ชฝ์„ ์„ ํƒํ•˜๋“ , ์ด ๋ฐฐํฌ ๊ณผ์ •์ด์•ผ๋ง๋กœ ๋น„๋™๊ธฐ๊ฐ€ ์˜๋„์ ์œผ๋กœ ๊ตฌ์„ฑํ–ˆ์„ ๋•Œ๋งŒ ํ”„๋กœ๋•์…˜์— ๋‚˜ํƒ€๋‚˜๋Š” ์ด์œ ์ž…๋‹ˆ๋‹ค. ASGI ์ „์šฉ ์„ค์ •์€ Django ๋ฐฐํฌ ๋ฉด์ ‘ ์งˆ๋ฌธ ๋ชจ๋“ˆ์—์„œ ๋‹ค๋ฃจ๋Š” ์šด์˜์ƒ์˜ ์ฃผ์˜์™€ ๋งฅ์„ ๊ฐ™์ดํ•ฉ๋‹ˆ๋‹ค.

๋น„๋™๊ธฐ ORM๊ณผ SynchronousOnlyOperation ํ•จ์ •

Django 4.1์€ ORM ์ „๋ฐ˜์— ๋น„๋™๊ธฐ ์ฟผ๋ฆฌ ๋ฉ”์„œ๋“œ๋ฅผ ์ถ”๊ฐ€ํ–ˆ์Šต๋‹ˆ๋‹ค. aget, acreate, asave, adelete, acount, aexists, aaggregate, ๊ทธ๋ฆฌ๊ณ  async for๋ฅผ ํ†ตํ•œ ์ˆœํšŒ๊ฐ€ ๊ทธ๊ฒƒ์ž…๋‹ˆ๋‹ค. ์ด๋“ค์€ ๋น„๋™๊ธฐ ์นœํ™”์ ์ธ ํ‘œ๋ฉด์„ ์ œ๊ณตํ•˜์ง€๋งŒ, 2026๋…„๊นŒ์ง€ ๋‚จ์•„ ์žˆ๋Š” ๊ฒฐ์ •์ ์ธ ๋‹จ์„œ๊ฐ€ ํ•˜๋‚˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๊ทธ ์•„๋ž˜์˜ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๊ณ„์ธต์€ ๋„ค์ดํ‹ฐ๋ธŒ ๋น„๋™๊ธฐ๊ฐ€ ์•„๋‹ˆ๋ผ๋Š” ์ ์ž…๋‹ˆ๋‹ค. psycopg3๋ฅผ ์“ฐ๋”๋ผ๋„ Django๋Š” ์ฟผ๋ฆฌ๋ฅผ threadpool์—์„œ ์‹คํ–‰ํ•˜๊ณ  ์ด๋ฅผ async ๋ž˜ํผ๋กœ ๋…ธ์ถœํ•ฉ๋‹ˆ๋‹ค. ๊ทธ๋ž˜์„œ ๋น„๋™๊ธฐ ORM์€ ์ง„์ •ํ•œ ์ข…๋‹จ ๊ฐ„(end-to-end) ๋น„๋™๊ธฐ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค I/O๋ฅผ ์ œ๊ณตํ•˜์ง€๋Š” ๋ชปํ•œ ์ฑ„, ํŽธ์˜์„ฑ์„ ๋†’์ด๊ณ  loop ์ฐจ๋‹จ์„ ํ”ผํ•˜๊ฒŒ ํ•ด ์ค๋‹ˆ๋‹ค.

๊ฐ€์žฅ ํ”ํ•œ ์‹คํŒจ ์œ ํ˜•์€ ๋น„๋™๊ธฐ ๋ทฐ ์•ˆ์—์„œ ๋™๊ธฐ ORM ๋ฉ”์„œ๋“œ๋ฅผ ์ง์ ‘ ํ˜ธ์ถœํ•˜๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค. Django๋Š” ๋น„๋™๊ธฐ ์ปจํ…์ŠคํŠธ๋ฅผ ๊ฐ์ง€ํ•˜๊ณ  ์ด๋ฅผ ๊ฑฐ๋ถ€ํ•˜๋ฉฐ SynchronousOnlyOperation์„ ๋ฐœ์ƒ์‹œํ‚ต๋‹ˆ๋‹ค. ์ฐจ๋‹จ์„ฑ ํ˜ธ์ถœ์ด ๊ทธ worker๋ฅผ ๊ณต์œ ํ•˜๋Š” ๋‹ค๋ฅธ ๋ชจ๋“  ์š”์ฒญ์„ ์œ„ํ•ด event loop๋ฅผ ์–ผ๋ ค ๋ฒ„๋ฆฌ๋Š” ๊ฒƒ์„ ๋ง‰๊ธฐ ์œ„ํ•ด์„œ์ž…๋‹ˆ๋‹ค.

SynchronousOnlyOperation์€ ๋ฒ„๊ทธ๊ฐ€ ์•„๋‹ˆ๋ผ ๊ธฐ๋Šฅ

์ด ์˜ˆ์™ธ๋Š” ๋ฒ„๊ทธ๊ฐ€ ์•„๋‹ˆ๋ผ ๊ฐ€๋“œ๋ ˆ์ผ์ž…๋‹ˆ๋‹ค. ์ด๋ฅผ ์ž ์žฌ์šฐ๋ ค๊ณ  DJANGO_ALLOW_ASYNC_UNSAFE=true์— ์†์„ ๋Œ€๋ฉด, ๋น„๋™๊ธฐ๊ฐ€ ์—†์• ๋ ค๋˜ ๋ฐ”๋กœ ๊ทธ ์ฐจ๋‹จ ๋™์ž‘์„ ๋‹ค์‹œ ๋Œ์–ด๋“ค์ด๊ฒŒ ๋ฉ๋‹ˆ๋‹ค. ์˜ฌ๋ฐ”๋ฅธ ํ•ด๊ฒฐ์ฑ…์€ ๋น„๋™๊ธฐ ORM ๋ฉ”์„œ๋“œ(get ๋Œ€์‹  aget)๋ฅผ ์“ฐ๊ฑฐ๋‚˜, ๋น„๋™๊ธฐ ๋Œ€์‘๋ฌผ์ด ์—†๋Š” ์ฝ”๋“œ๋ฅผ sync_to_async๋กœ ๋ช…์‹œ์ ์œผ๋กœ ๊ฐ์‹ธ๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค.

๋น„๋™๊ธฐ ์ฟผ๋ฆฌ ๋ฉ”์„œ๋“œ๊ฐ€ ๋™๊ธฐ ์Œ๋‘ฅ์ด๋ฅผ ๋Œ€์ฒดํ•˜๊ณ  ๋‚˜๋ฉด ๋น„๋™๊ธฐ ๋ทฐ๋Š” ๊น”๋”ํ•˜๊ฒŒ ์ฝํž™๋‹ˆ๋‹ค. ์•„๋ž˜ ํŒจํ„ด์€ event loop๋ฅผ ํ•œ ๋ฒˆ๋„ ๋ฒ—์–ด๋‚˜์ง€ ์•Š๊ณ  ํ–‰ ์ˆ˜๋ฅผ ์„ธ๊ณ  ์ฒ˜์Œ ์—ด ๊ฐœ์˜ ๋ ˆ์ฝ”๋“œ๋ฅผ ์ŠคํŠธ๋ฆฌ๋ฐํ•ฉ๋‹ˆ๋‹ค.

python
# views.py
from django.http import JsonResponse
from .models import Article

async def latest_articles(request):
    # acount()์™€ async ์ˆœํšŒ๋Š” ORM์„ ๊ฐ์‹ผ async ์•ˆ์ „ ๋ž˜ํผ์ž…๋‹ˆ๋‹ค.
    count = await Article.objects.acount()
    titles = []
    async for article in Article.objects.order_by("-created_at")[:10]:
        titles.append(article.title)
    return JsonResponse({"count": count, "titles": titles})

์–ด๋–ค ์ฝ”๋“œ์—๋Š” ๋น„๋™๊ธฐ ๋Œ€์‘๋ฌผ์ด ์—†์Šต๋‹ˆ๋‹ค. ๋™๊ธฐ ํ˜ธ์ถœ๋งŒ ์ œ๊ณตํ•˜๋Š” ์„œ๋“œํŒŒํ‹ฐ SDK๋‚˜, ๋‹ค์‹œ ์ž‘์„ฑํ•  ๊ฐ€์น˜๊ฐ€ ์—†๋Š” ์ด˜์ด˜ํ•œ ORM ์ˆœํšŒ ์ฒด์ธ์ด ๊ทธ๋ ‡์Šต๋‹ˆ๋‹ค. ์ด๋ฅผ asgiref ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์˜ sync_to_async๋กœ ๊ฐ์‹ธ๋ฉด ์ž‘์—…์ด thread๋กœ ๋„˜์–ด๊ฐ€๊ณ  loop๋Š” ๊ณ„์† ์‘๋‹ต์„ฑ์„ ์œ ์ง€ํ•ฉ๋‹ˆ๋‹ค. thread_sensitive=True ์ธ์ž๊ฐ€ ์•ˆ์ „ํ•œ ๊ธฐ๋ณธ๊ฐ’์ธ ์ด์œ ๋Š”, ๊ฐ์‹ผ ๋ชจ๋“  ํ˜ธ์ถœ์„ ํ•˜๋‚˜์˜ ๊ณต์œ  executor thread๋กœ ๋ผ์šฐํŒ…ํ•˜์—ฌ, ํ˜ธ์ถœ์ด ์ž„์˜์˜ thread๋กœ ํฉ์–ด์ง€๋ฉด ๊นจ์งˆ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ์ปค๋„ฅ์…˜๊ณผ ํŠธ๋žœ์žญ์…˜ ์ƒํƒœ๋ฅผ ๋ณด์กดํ•˜๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค.

python
# views.py
from asgiref.sync import sync_to_async
from .services import build_report  # ๋™๊ธฐ ํ•จ์ˆ˜

async def report_view(request):
    # thread_sensitive=True๋Š” ๊ฐ์‹ผ ํ˜ธ์ถœ์„ ํ•˜๋‚˜์˜ ๊ณต์œ  thread์— ์œ ์ง€ํ•˜์—ฌ,
    # ๊ฒฝ๊ณ„๋ฅผ ๋„˜๋‚˜๋“œ๋Š” ๋™์•ˆ ์ปค๋„ฅ์…˜๊ณผ ํŠธ๋žœ์žญ์…˜ ์ƒํƒœ๋ฅผ ๋ณด์กดํ•ฉ๋‹ˆ๋‹ค.
    report = await sync_to_async(build_report, thread_sensitive=True)(request.user.id)
    return JsonResponse(report)

Django ๋น„๋™๊ธฐ ์„ฑ๋Šฅ: ๋™์‹œ์„ฑ์ด ์ด๊ธฐ๋Š” ์ˆœ๊ฐ„

Django ๋น„๋™๊ธฐ ์„ฑ๋Šฅ์€ ์ˆœ์ˆ˜ ์†๋„๊ฐ€ ์•„๋‹ˆ๋ผ I/O ์ค‘์ฒฉ์— ๊ด€ํ•œ ์ด์•ผ๊ธฐ์ž…๋‹ˆ๋‹ค. ๊ฐ€์žฅ ๋ถ„๋ช…ํ•œ ์ด๋“์€ asyncio.gather๋กœ ๋…๋ฆฝ์ ์ธ ๋„คํŠธ์›Œํฌ ํ˜ธ์ถœ์„ ํŒฌ์•„์›ƒํ•  ๋•Œ ๋‚˜์˜ต๋‹ˆ๋‹ค. ๊ฐ๊ฐ 200ms์ธ ์™ธ๋ถ€ ์š”์ฒญ ์„ธ ๊ฐœ๋Š” ์ˆœ์ฐจ ์‹คํ–‰ํ•˜๋ฉด ๋Œ€๋žต 600ms๊ฐ€ ๋“ค์ง€๋งŒ, ๋™์‹œ ์‹คํ–‰ํ•˜๋ฉด ์•ฝ 200ms ๋งŒ์— ์™„๋ฃŒ๋ฉ๋‹ˆ๋‹ค. await๋“ค์ด ๊ฐ™์€ loop ์œ„์—์„œ ์ค‘์ฒฉ๋˜๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค.

python
# views.py
import asyncio
import httpx
from django.http import JsonResponse

async def aggregate(request):
    async with httpx.AsyncClient(timeout=5.0) as client:
        # ๋…๋ฆฝ์ ์ธ ์„ธ ํ˜ธ์ถœ์„ ํ•˜๋‚˜์”ฉ ์ฐจ๋ก€๋กœ๊ฐ€ ์•„๋‹ˆ๋ผ ๋™์‹œ์— ์‹คํ–‰ํ•ฉ๋‹ˆ๋‹ค.
        weather, prices, news = await asyncio.gather(
            client.get("https://api.example.com/weather"),
            client.get("https://api.example.com/prices"),
            client.get("https://api.example.com/news"),
        )
    return JsonResponse({
        "weather": weather.json(),
        "prices": prices.json(),
        "news": news.json(),
    })

๋ฐ˜๋Œ€ ๊ฒฝ์šฐ๋„ ๊ทธ๋งŒํผ ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค. ๋น ๋ฅธ ๋กœ์ปฌ ์ฟผ๋ฆฌ ํ•˜๋‚˜๋งŒ ์‹คํ–‰ํ•˜๋Š” ๋ทฐ๋Š” ๋น„๋™๊ธฐ์—์„œ ์•„๋ฌด๊ฒƒ๋„ ์–ป์ง€ ๋ชปํ•˜๋ฉฐ ์˜คํžˆ๋ ค ์†ํ•ด๋ฅผ ๋ณด๋Š” ๊ฒฝ์šฐ๊ฐ€ ๋งŽ์Šต๋‹ˆ๋‹ค. ์ด์ œ ๋ชจ๋“  ์š”์ฒญ์ด event loop ์Šค์ผ€์ค„๋ง์— ๋”ํ•ด ๋™๊ธฐ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๋“œ๋ผ์ด๋ฒ„๋กœ ๋“ค์–ด๊ฐ€๋Š” threadpool ํ™‰ ๋น„์šฉ๊นŒ์ง€ ์น˜๋ฅด๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค. ๋น„๋™๊ธฐ๋Š” ๋˜ํ•œ ๋ชจ๋“  sync/async ๊ฒฝ๊ณ„์—์„œ ๋” ๋ฏธ๋ฌ˜ํ•œ ์„ธ๊ธˆ์„ ๋ฌผ๋ฆฝ๋‹ˆ๋‹ค. ๋™๊ธฐ middleware์™€ ๋น„๋™๊ธฐ middleware๋ฅผ ์„ž์œผ๋ฉด Django๋Š” ์ „ํ™˜ํ•  ๋•Œ๋งˆ๋‹ค loop์™€ thread ์‚ฌ์ด๋ฅผ ์˜ค๊ฐ€์•ผ ํ•˜๊ณ , ์‘๋‹ต ํ•œ ๋ฒˆ์— ๊ทธ ๊ฒฝ๊ณ„๋ฅผ ์—ฌ๋Ÿฌ ๋ฒˆ ๋„˜๋‚˜๋“œ๋Š” ์š”์ฒญ์€ ์‹ค์งˆ์ ์ธ ์ง€์—ฐ(latency)์„ ์Œ“๊ฒŒ ๋ฉ๋‹ˆ๋‹ค. middleware ์Šคํƒ์„ ์ „๋ถ€ ๋น„๋™๊ธฐ๋กœ, ๋˜๋Š” ์ „๋ถ€ ๋™๊ธฐ๋กœ ์œ ์ง€ํ•˜๋ฉด ์ด๋Ÿฌํ•œ ์ „ํ™˜์ด ์‚ฌ๋ผ์ง‘๋‹ˆ๋‹ค.

์ด ๊ฒฐ์ •์€ ์ตœ์‹  ๋ฌธ๋ฒ•์— ๋Œ€ํ•œ ์„ ํ˜ธ๊ฐ€ ์•„๋‹ˆ๋ผ ์›Œํฌ๋กœ๋“œ์˜ ํ˜•ํƒœ๋กœ ๊ท€๊ฒฐ๋ฉ๋‹ˆ๋‹ค.

| ์›Œํฌ๋กœ๋“œ | ๋” ๋‚˜์€ ๊ธฐ๋ณธ ์„ ํƒ | |----------|----------------| | ์š”์ฒญ๋‹น ์—ฌ๋Ÿฌ ๊ฐœ์˜ ๋А๋ฆฐ ์™ธ๋ถ€ API ํ˜ธ์ถœ | asyncio.gather๋ฅผ ์“ฐ๋Š” ๋น„๋™๊ธฐ ๋ทฐ | | ์˜ค๋ž˜ ์œ ์ง€๋˜๋Š” ์ŠคํŠธ๋ฆฌ๋ฐ ๋˜๋Š” Server-Sent Events | async generator๋ฅผ ์“ฐ๋Š” ๋น„๋™๊ธฐ ๋ทฐ | | ๋น ๋ฅธ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ์ฟผ๋ฆฌ ํ•˜๋‚˜, ๊ฐ€๋ฒผ์šด CPU ๋ถ€ํ•˜ | ๋™๊ธฐ ๋ทฐ, Gunicorn worker ์ฆ์„ค | | CPU ๋ฐ”์šด๋“œ ๋ Œ๋”๋ง ๋˜๋Š” ์—ฐ์‚ฐ | ๋™๊ธฐ ๋ทฐ, ํƒœ์Šคํฌ ํ๋กœ ์˜คํ”„๋กœ๋“œ |

์ง„์งœ ์˜ค๋ž˜ ๊ฑธ๋ฆฌ๋Š” ์ž‘์—…์—๋Š” ๋น„๋™๊ธฐ ๋ทฐ๊ฐ€ ์ „์ ์œผ๋กœ ์ž˜๋ชป๋œ ๋„๊ตฌ์ž…๋‹ˆ๋‹ค. ๋ช‡ ๋ถ„์งœ๋ฆฌ ์ž‘์—…์„ ํ•˜๋ ค๊ณ  ์š”์ฒญ์„ ์—ด์–ด ๋‘๋Š” ๊ฒƒ์€ ๋™์‹œ์„ฑ ๋ชจ๋ธ๊ณผ ๋ฌด๊ด€ํ•˜๊ฒŒ ์ปค๋„ฅ์…˜์„ ๋‚ญ๋น„ํ•ฉ๋‹ˆ๋‹ค. ๊ทธ๋Ÿฐ ์ž‘์—…์€ ๋ฐฑ๊ทธ๋ผ์šด๋“œ worker์˜ ๋ชซ์ด๋ฉฐ, ์ด ํŠธ๋ ˆ์ด๋“œ์˜คํ”„๋Š” Django์˜ Celery ๋น„๋™๊ธฐ ํƒœ์Šคํฌ ๊ฐ€์ด๋“œ์—์„œ ๋‹ค๋ฃน๋‹ˆ๋‹ค.

๋„์ž…์€ ์ง๊ด€์ด ์•„๋‹ˆ๋ผ ์ธก์ •์„ ๋”ฐ๋ผ์•ผ ํ•ฉ๋‹ˆ๋‹ค. ๋น„๋™๊ธฐ๋ฅผ ์ •๋‹นํ™”ํ•˜๋Š” ์ •์งํ•œ ๋ฐฉ๋ฒ•์€ Locust๋‚˜ k6 ๊ฐ™์€ ๋„๊ตฌ๋กœ ํ˜„์‹ค์ ์ธ ๋™์‹œ์„ฑ ์•„๋ž˜ ํŠน์ • ์—”๋“œํฌ์ธํŠธ๋ฅผ ๋ถ€ํ•˜ ํ…Œ์ŠคํŠธํ•˜์—ฌ, N๊ฐœ์˜ worker ์œ„ ๋™๊ธฐ ๋ฒ„์ „๊ณผ ๋™์ผํ•œ ํ•˜๋“œ์›จ์–ด ์œ„ ๋น„๋™๊ธฐ ๋ฒ„์ „์„ ๋น„๊ตํ•˜๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค. ์ง€์—ฐ์ด ํฐ ๋‹จ์ผ ์™ธ๋ถ€ ํ˜ธ์ถœ์ด ์ง€๋ฐฐํ•˜๋Š” ์—”๋“œํฌ์ธํŠธ๋Š” ๋น„๋™๊ธฐ ์ชฝ์— ์œ ๋ฆฌํ•˜๊ฒŒ ํฐ ๊ฒฉ์ฐจ๋ฅผ ๋ณด์ž…๋‹ˆ๋‹ค. ๋ฐ˜๋ฉด ๋น ๋ฅธ ์ฟผ๋ฆฌ๊ฐ€ ์ง€๋ฐฐํ•˜๋Š” ์—”๋“œํฌ์ธํŠธ๋Š” threadpool ํ™‰๊นŒ์ง€ ๊ณ„์‚ฐํ•˜๊ณ  ๋‚˜๋ฉด ๋น„๋™๊ธฐ๊ฐ€ ๊ทผ์†Œํ•˜๊ฒŒ ๋’ค์ฒ˜์ง€๋Š” ๊ฒฝ์šฐ๊ฐ€ ์žฆ์Šต๋‹ˆ๋‹ค. ์š”์ฒญ์„ ๋จผ์ € ํ”„๋กœํŒŒ์ผ๋งํ•˜๋ฉด ๋ณ‘๋ชฉ์ด ์ •๋ง I/O์ธ์ง€๋„ ๋“œ๋Ÿฌ๋‚ฉ๋‹ˆ๋‹ค. ์ธ๋ฑ์Šค ์—†๋Š” ์ฟผ๋ฆฌ ๋•Œ๋ฌธ์— ๋А๋ฆฐ ๋ทฐ์—๋Š” ๋น„๋™๊ธฐ๊ฐ€ ์•„๋ฌด๋Ÿฐ ๋„์›€์ด ๋˜์ง€ ์•Š๋Š”๋ฐ, ์ด ๋ฌธ์ œ๋Š” Django ORM ์ฟผ๋ฆฌ ์ตœ์ ํ™” ์•ˆ๋‚ด์—์„œ ๋‹ค๋ฃน๋‹ˆ๋‹ค.

Django ๋ฉด์ ‘ ์ค€๋น„๊ฐ€ ๋˜์…จ๋‚˜์š”?

์ธํ„ฐ๋ž™ํ‹ฐ๋ธŒ ์‹œ๋ฎฌ๋ ˆ์ดํ„ฐ, flashcards, ๊ธฐ์ˆ  ํ…Œ์ŠคํŠธ๋กœ ์—ฐ์Šตํ•˜์„ธ์š”.

2026๋…„ Django ๋น„๋™๊ธฐ ๋ฉด์ ‘ ์งˆ๋ฌธ

Django ๋น„๋™๊ธฐ ๋ฉด์ ‘์€ ์ง€์›์ž๊ฐ€ ๋ชจ๋ธ์„ ์ดํ•ดํ•˜๋Š”์ง€ ์•„๋‹ˆ๋ฉด ํ‚ค์›Œ๋“œ๋งŒ ์•Œ์•„๋ณด๋Š”์ง€๋ฅผ ํŒŒ๊ณ ๋“ญ๋‹ˆ๋‹ค. ์•„๋ž˜ ์งˆ๋ฌธ๋“ค์€ 2026๋…„ ์‹œ๋‹ˆ์–ด ๋ฉด์ ‘์—์„œ ์‹ค์ œ๋กœ ๋ฌป๋Š” ๋‚ด์šฉ์„ ๋ฐ˜์˜ํ•˜๋ฉฐ, ๊ฐ ์งˆ๋ฌธ์—๋Š” ๊ฒฝํ—˜ ๋งŽ์€ ์—”์ง€๋‹ˆ์–ด๊ฐ€ ๋‚ด๋†“๋Š” ๋‹ต์„ ํ•จ๊ป˜ ์‹ค์—ˆ์Šต๋‹ˆ๋‹ค.

๋น„๋™๊ธฐ ๋ทฐ๊ฐ€ ASGI๊ฐ€ ์•„๋‹ˆ๋ผ WSGI์—์„œ ์‹คํ–‰๋˜๋ฉด ๋ฌด์—‡์ด ๋‹ฌ๋ผ์ง€๋‚˜์š”? WSGI์—์„œ Django๋Š” ์ฝ”๋ฃจํ‹ด์„ async_to_sync๋กœ ๊ฐ์‹ธ ์š”์ฒญ thread์—์„œ ์™„๋ฃŒ๋  ๋•Œ๊นŒ์ง€ ์‹คํ–‰ํ•ฉ๋‹ˆ๋‹ค. ๊ทธ๋ž˜์„œ ๋™์‹œ์„ฑ ์ด์ ์ด ์ „ํ˜€ ์—†๋Š” ๋” ๋А๋ฆฐ ๋™๊ธฐ ๋ทฐ์ฒ˜๋Ÿผ ๋™์ž‘ํ•ฉ๋‹ˆ๋‹ค. event loop๋ฅผ ๊ตฌ๋™ํ•˜๋Š” ASGI ์„œ๋ฒ„๋งŒ์ด await ๋™์•ˆ worker๊ฐ€ ๋‹ค๋ฅธ ์š”์ฒญ์„ ์ฒ˜๋ฆฌํ•˜๊ฒŒ ํ•ด ์ค๋‹ˆ๋‹ค.

๋น„๋™๊ธฐ ๋ทฐ ์•ˆ์—์„œ Article.objects.get(pk=1)์€ ์™œ SynchronousOnlyOperation์„ ๋ฐœ์ƒ์‹œํ‚ค๋‚˜์š”? ๋™๊ธฐ ORM ํ˜ธ์ถœ์€ event loop๋ฅผ ์ฐจ๋‹จํ•˜์—ฌ ๊ทธ worker์˜ ๋‹ค๋ฅธ ๋ชจ๋“  ์š”์ฒญ์„ ๋ฉˆ์ถฐ ์„ธ์šฐ๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค. Django๋Š” ๋น„๋™๊ธฐ ์ปจํ…์ŠคํŠธ๋ฅผ ๊ฐ์ง€ํ•˜๊ณ  ์ด๋ฅผ ๊ฑฐ๋ถ€ํ•ฉ๋‹ˆ๋‹ค. ํ•ด๊ฒฐ์ฑ…์€ ๋น„๋™๊ธฐ ๋ฉ”์„œ๋“œ await Article.objects.aget(pk=1)์ด๊ฑฐ๋‚˜, ๋น„๋™๊ธฐ ๋Œ€์‘๋ฌผ์ด ์—†๋Š” ์ฝ”๋“œ์—๋Š” sync_to_async์ž…๋‹ˆ๋‹ค.

Django์˜ ๋น„๋™๊ธฐ ORM์€ ์ •๋ง๋กœ ๋…ผ๋ธ”๋กœํ‚น์ธ๊ฐ€์š”? ์•„๋‹™๋‹ˆ๋‹ค. ๋น„๋™๊ธฐ ๋ฉ”์„œ๋“œ๋Š” ํŽธ์˜๋ฅผ ์œ„ํ•œ ๋ž˜ํผ์ž…๋‹ˆ๋‹ค. ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ๋“œ๋ผ์ด๋ฒ„๊ฐ€ ์ข…๋‹จ ๊ฐ„ ๋„ค์ดํ‹ฐ๋ธŒ ๋น„๋™๊ธฐ ์‹คํ–‰์— ํ†ตํ•ฉ๋˜์–ด ์žˆ์ง€ ์•Š๊ธฐ ๋•Œ๋ฌธ์—, ๊ทธ ์•„๋ž˜์˜ ์ฟผ๋ฆฌ๋Š” ์—ฌ์ „ํžˆ threadpool์—์„œ ์‹คํ–‰๋ฉ๋‹ˆ๋‹ค. ์ด์ ์€ loop๋ฅผ ์ž์œ ๋กญ๊ฒŒ ์œ ์ง€ํ•˜๋Š” ๊ฒƒ์ด์ง€, ๋“œ๋ผ์ด๋ฒ„ ์ˆ˜์ค€์˜ ๋ณ‘๋ ฌ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค I/O๊ฐ€ ์•„๋‹™๋‹ˆ๋‹ค.

Celery ๊ฐ™์€ ํƒœ์Šคํฌ ํ ๋Œ€์‹  ๋น„๋™๊ธฐ ๋ทฐ๋ฅผ ๊ณจ๋ผ์•ผ ํ•˜๋Š” ๋•Œ๋Š” ์–ธ์ œ์ธ๊ฐ€์š”? ๋น„๋™๊ธฐ ๋ทฐ๋Š” ์‘๋‹ต ์ „์— ๋ฐ˜๋“œ์‹œ ๋๋‚˜์•ผ ํ•˜๋Š” ์š”์ฒญ ๋ฒ”์œ„์˜ I/O ๋™์‹œ์„ฑ์— ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค. ์—ฌ๋Ÿฌ API๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ๊ฒฝ์šฐ๊ฐ€ ๊ทธ๋ ‡์Šต๋‹ˆ๋‹ค. ์š”์ฒญ๋ณด๋‹ค ์˜ค๋ž˜ ์‚ฌ๋Š” ์ž‘์—…, ์žฌ์‹œ๋„๊ฐ€ ํ•„์š”ํ•œ ์ž‘์—…, ๋ช‡ ๋ถ„๊ฐ„ ์‹คํ–‰๋˜๋Š” ์ž‘์—…์€ Celery๋‚˜ Django์˜ ๋ฐฑ๊ทธ๋ผ์šด๋“œ ํƒœ์Šคํฌ์˜ ๋ชซ์ž…๋‹ˆ๋‹ค. ๊ทธ๋Ÿฐ ์ž‘์—…์„ ์œ„ํ•ด HTTP ์ปค๋„ฅ์…˜์„ ์—ด์–ด ๋‘๋Š” ๊ฒƒ์€ ์„œ๋ฒ„ ์ž์›์„ ๋‚ญ๋น„ํ•˜๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค.

๋™๊ธฐ middleware์™€ ๋น„๋™๊ธฐ middleware๋ฅผ ์„ž๋Š” ๋น„์šฉ์€ ๋ฌด์—‡์ธ๊ฐ€์š”? ๋™๊ธฐ ์ปดํฌ๋„ŒํŠธ์™€ ๋น„๋™๊ธฐ ์ปดํฌ๋„ŒํŠธ ์‚ฌ์ด์˜ ๊ฐ ์ „ํ™˜์€ Django๊ฐ€ sync_to_async๋‚˜ async_to_sync๋ฅผ ํ†ตํ•ด event loop์™€ thread ์‚ฌ์ด๋ฅผ ์˜ค๊ฐ€๊ฒŒ ๋งŒ๋“ญ๋‹ˆ๋‹ค. ๊ทธ ๊ฒฝ๊ณ„๋ฅผ ๋ฐ˜๋ณตํ•ด์„œ ๋„˜๋‚˜๋“œ๋Š” ์š”์ฒญ์€ ๋ˆ„์  ์˜ค๋ฒ„ํ—ค๋“œ๋ฅผ ์น˜๋ฅด๋ฏ€๋กœ, ๋’ค์„ž์ธ ์Šคํƒ๋ณด๋‹ค ๊ท ์ผํ•œ middleware ์Šคํƒ์ด ๋” ๋‚˜์€ ์„ฑ๋Šฅ์„ ๋ƒ…๋‹ˆ๋‹ค.

๊ฒฐ๋ก 

  • ๋น„๋™๊ธฐ ๋ทฐ๋Š” ASGI ์„œ๋ฒ„์—์„œ๋งŒ ๋™์‹œ์„ฑ์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ๊ฐ™์€ ๋ทฐ๊ฐ€ WSGI์—์„œ๋Š” async_to_sync๋ฅผ ๊ฑฐ์ณ ๋™๊ธฐ๋กœ ์‹คํ–‰๋ฉ๋‹ˆ๋‹ค.
  • Uvicorn์€ Gunicorn ์•„๋ž˜์—์„œ uvicorn-worker ํŒจํ‚ค์ง€๋กœ ๋ฐฐํฌํ•˜๊ณ , ์ตœ๋Œ€ ์ฒ˜๋ฆฌ๋Ÿ‰์ด ํ•„์š”ํ•˜๋ฉด Granian์„ ๋ฐฐํฌํ•˜๋ฉฐ, ASGI ์„ค์ •์€ ๋ช…์‹œ์ ์ธ ๋ฐฐํฌ ๋‹จ๊ณ„๋กœ ๋‹ค๋ค„์•ผ ํ•ฉ๋‹ˆ๋‹ค.
  • ์š”์ฒญ์ด ์—ฌ๋Ÿฌ ๊ฐœ์˜ ๋А๋ฆฐ ์™ธ๋ถ€ I/O ํ˜ธ์ถœ์„ ๊ธฐ๋‹ค๋ฆด ๋•Œ ๋น„๋™๊ธฐ ๋ทฐ๋ฅผ ์„ ํƒํ•˜๊ณ , ๋น ๋ฅธ ์ฟผ๋ฆฌ๋‚˜ CPU ๋ฐ”์šด๋“œ ์—”๋“œํฌ์ธํŠธ๋Š” worker๋ฅผ ๋Š˜๋ ค ๋™๊ธฐ๋กœ ์œ ์ง€ํ•˜๋Š” ๊ฒƒ์ด ์ข‹์Šต๋‹ˆ๋‹ค.
  • ๋น„๋™๊ธฐ ๋ทฐ ์•ˆ์—์„œ๋Š” aget, acreate, async for๋ฅผ ์‚ฌ์šฉํ•˜๋˜, ORM์ด ์—ฌ์ „ํžˆ ๋„ค์ดํ‹ฐ๋ธŒ ๋น„๋™๊ธฐ๊ฐ€ ์•„๋‹ˆ๋ผ threadpool์—์„œ ์ฟผ๋ฆฌ๋ฅผ ์‹คํ–‰ํ•œ๋‹ค๋Š” ์ ์„ ๊ธฐ์–ตํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.
  • SynchronousOnlyOperation์€ ๊ฐ€๋“œ๋ ˆ์ผ๋กœ ์ทจ๊ธ‰ํ•ด, ๊ฒ€์‚ฌ๋ฅผ ๋น„ํ™œ์„ฑํ™”ํ•˜์ง€ ๋ง๊ณ  ๋น„๋™๊ธฐ ๋ฉ”์„œ๋“œ๋‚˜ sync_to_async(thread_sensitive=True)๋กœ ํ•ด๊ฒฐํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.
  • ๊ฒฝ๊ณ„๋ฅผ ๋„˜์„ ๋•Œ๋งˆ๋‹ค thread ์ „ํ™˜ ํŽ˜๋„ํ‹ฐ๋ฅผ ๋ฌผ์ง€ ์•Š์œผ๋ ค๋ฉด middleware ์Šคํƒ์„ ์ „๋ถ€ ๋™๊ธฐ๋กœ ๋˜๋Š” ์ „๋ถ€ ๋น„๋™๊ธฐ๋กœ ์œ ์ง€ํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

์—ฐ์Šต์„ ์‹œ์ž‘ํ•˜์„ธ์š”!

๋ฉด์ ‘ ์‹œ๋ฎฌ๋ ˆ์ดํ„ฐ์™€ ๊ธฐ์ˆ  ํ…Œ์ŠคํŠธ๋กœ ์ง€์‹์„ ํ…Œ์ŠคํŠธํ•˜์„ธ์š”.

ํƒœ๊ทธ

#django
#async
#asgi
#python
#performance

๊ณต์œ 

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