Containers
Exec, Logs & Inspecting Containers
Debugging Tools
💡 "docker exec" EK, RUNNING, HOUSE, mein, ANDAR, JAAKAR, DEKHNE, jaisa, hai — CONTAINER, KHUD, band, kiye, BINA, TUM, USKE, ANDAR, "GHUS" kar, COMMANDS, chala, sakte, ho.
"docker exec -it container_name bash" se, EK, ALREADY-RUNNING, container, ke, ANDAR, EK, NEW, PROCESS, (usually, shell) START, ki, ja, sakti, hai — YE, DEBUGGING, ke, liye, SABSE, ZYAADA, USE, hone, waali, COMMAND, hai.
"docker logs" container, ke, STDOUT/STDERR, output, dikhata hai — "-f" (follow) FLAG, se, LOGS, REAL-TIME, mein, STREAM, hote, rehte, HAIN, jaise, "tail -f".
# Container ke andar shell kholo
docker exec -it my-nginx bash
# Logs dekho
docker logs my-nginx
docker logs -f my-nginx # Real-time follow
# Container ki details (IP, mounts, env vars, waghera)
docker inspect my-nginx
# Resource usage (CPU, memory) live dekho
docker stats🔍
"docker exec" EK, RUNNING, HOUSE, mein, ANDAR, JAAKAR, DEKHNE, jaisa, hai — CONTAINER, KHUD, band, kiye, BINA, TUM, USKE, ANDAR, "GHUS" kar, COMMANDS, chala, sakte, ho.
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⚡ झट से Recap
- docker exec -it se running container ke andar shell milta hai
- docker logs -f se real-time logs stream hote hain
- docker inspect se container ki poori JSON config milti hai (IP, mounts, env)
इस page में (2 subtopics)
"docker cp" command, se, FILES, HOST, aur, container, ke, BEECH, COPY, ki, ja, sakti, HAIN — bina, container, ke, ANDAR, EXEC, kiye, DIRECTLY, HOST, FILESYSTEM, se, TRANSFER, ho, jaata hai.
docker cp my-container:/app/logs/error.log ./error.log
docker cp ./config.json my-container:/app/config.json"docker ps" ke, saath, "--filter" flag, se, containers, ko, STATUS, NAME, ya, LABEL, ke, hisaab, se, FILTER, kiya, ja, sakta hai — LARGE, ENVIRONMENTS, mein, YE, BAHUT, USEFUL, hai.
docker ps --filter "status=exited"
docker ps --filter "name=web"
docker ps -q # Sirf container IDs (quiet mode)