什么';docker和runc之间的关系是什么?
我发现一些信息说,dockerd通过runc创建容器。但是,由docker创建的那些容器不能由runc管理。而podman创建的容器可以由runc直接管理 供参考 码头工人:什么';docker和runc之间的关系是什么?,docker,podman,runc,Docker,Podman,Runc,我发现一些信息说,dockerd通过runc创建容器。但是,由docker创建的那些容器不能由runc管理。而podman创建的容器可以由runc直接管理 供参考 码头工人: F UID PID PPID PRI NI VSZ RSS WCHAN STAT TTY TIME COMMAND 4 0 1931 1 20 0 807236 90420 - Ssl ? 1:13 /usr/bin
F UID PID PPID PRI NI VSZ RSS WCHAN STAT TTY TIME COMMAND
4 0 1931 1 20 0 807236 90420 - Ssl ? 1:13 /usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock
0 0 2139 1 20 0 113116 7432 - Sl ? 0:28 /usr/bin/containerd-shim-runc-v2 -namespace moby -id 7f3fa77ddad85e82619b21d6fd9bde8c6
4 0 2163 2139 20 0 10636 6032 - Ss ? 0:00 \_ nginx: master process nginx -g daemon off;
5 101 2217 2163 20 0 11032 2560 - S ? 0:00 \_ nginx: worker process
0 0 2240 1 20 0 111964 6584 - Sl ? 0:28 /usr/bin/containerd-shim-runc-v2 -namespace moby -id 05ebb62bc6557c76f9d4494bbd2262e9f
4 0 2261 2240 20 0 10636 5988 - Ss ? 0:00 \_ nginx: master process nginx -g daemon off;
5 101 2319 2261 20 0 11032 2760 - S ? 0:00 \_ nginx: worker process
$ docker container ls
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
05ebb62bc655 nginx "/docker-entrypoint.…" 6 days ago Up 6 days 80/tcp nginx2
7f3fa77ddad8 nginx "/docker-entrypoint.…" 6 days ago Up 6 days 80/tcp nginx1
$ runc list
ID PID STATUS BUNDLE CREATED OWNER
播客:
F UID PID PPID PRI NI VSZ RSS WCHAN STAT TTY TIME COMMAND
1 0 128933 1 20 0 143820 2196 x64_sy Ssl ? 0:00 /usr/bin/conmon --api-version 1 -c 2d37331cea4eb213189db820840c9d3bf3f9abc4a9d92ca4225
4 0 128942 128933 20 0 10640 5980 - Ss ? 0:00 \_ nginx: master process nginx -g daemon off;
5 101 128976 128942 20 0 11036 2564 do_epo S ? 0:00 \_ nginx: worker process
1 0 129276 1 20 0 143820 2324 x64_sy Ssl ? 0:00 /usr/bin/conmon --api-version 1 -c 2bf3a1f5fdd479cf1402984322f9d09a2b22149d6f01d776049
4 0 129285 129276 20 0 10640 5940 - Ss ? 0:00 \_ nginx: master process nginx -g daemon off;
5 101 129320 129285 20 0 11036 2632 do_epo S ? 0:00 \_ nginx: worker process
❯ podman container ls
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
2bf3a1f5fdd4 docker.io/library/nginx:latest nginx -g daemon o... 6 days ago Up 6 days ago nginx1
2d37331cea4e docker.io/library/nginx:latest nginx -g daemon o... 6 days ago Up 6 days ago nginx2
❯ runc list
ID PID STATUS BUNDLE CREATED OWNER
2bf3a1f5fdd479cf1402984322f9d09a2b22149d6f01d7760493e482253ed2c3 129285 running /var/lib/containers/storage/overlay-containers/2bf3a1f5fdd479cf1402984322f9d09a2b22149d6f01d7760493e482253ed2c3/userdata 2021-03-17T08:04:13.948219157Z root
2d37331cea4eb213189db820840c9d3bf3f9abc4a9d92ca42253520cbe2b6710 128942 running /var/lib/containers/storage/overlay-containers/2d37331cea4eb213189db820840c9d3bf3f9abc4a9d92ca42253520cbe2b6710/userdata 2021-03-17T08:03:40.961730347Z root
Docker在
/run/Docker/runtime runc/moby/
和/run/Docker/runtime runc/plugins.moby/
中启动容器。通过使用--root
选项,您可以使用runc
查看它们:
~# runc --root /run/docker/runtime-runc/moby/ list
ID PID STATUS BUNDLE CREATED OWNER
4a81e5e9babc18e2bd7eaf560a9d0ab1bff7fb9145acacd9445d313f2b40f3ef 4159 running /run/containerd/io.containerd.runtime.v2.task/moby/4a81e5e9babc18e2bd7eaf560a9d0ab1bff7fb9145acacd9445d313f2b40f3ef 2021-05-14T06:26:25.894963575Z root
9e88f71c7f4814d87252b2defcb22aa5c851511d8ed27dd1b4d260a116358090 5072 running /run/containerd/io.containerd.runtime.v2.task/moby/9e88f71c7f4814d87252b2defcb22aa5c851511d8ed27dd1b4d260a116358090 2021-05-14T06:26:34.330942248Z root
aba4e2c0534a0d79bafa19a81aa412eb61848451ebfa1122af58197d3c8a8f39 4169 running /run/containerd/io.containerd.runtime.v2.task/moby/aba4e2c0534a0d79bafa19a81aa412eb61848451ebfa1122af58197d3c8a8f39 2021-05-14T06:26:26.09091234Z root
bc9377f463e7dc47bd58d80a62b0ba4da6fc86869f40d41dc181b7c9f057b2f5 4199 running /run/containerd/io.containerd.runtime.v2.task/moby/bc9377f463e7dc47bd58d80a62b0ba4da6fc86869f40d41dc181b7c9f057b2f5 2021-05-14T06:26:26.090912342Z root
e554c565e3c270d4630f91ec8ab5e97379720ab950f1c9f285e31b95929e46dc 5071 running /run/containerd/io.containerd.runtime.v2.task/moby/e554c565e3c270d4630f91ec8ab5e97379720ab950f1c9f285e31b95929e46dc 2021-05-14T06:26:34.299062098Z root
ef49f937f358db1debec1037796972f00a6a030c15f2b471053b81d01f1b6bb5 4952 running /run/containerd/io.containerd.runtime.v2.task/moby/ef49f937f358db1debec1037796972f00a6a030c15f2b471053b81d01f1b6bb5 2021-05-14T06:26:33.927094868Z root
至于这种关系,已经得到了回答