我刚刚将我的docker升级到
Docker version 19.03.2, build 6a30dfc
但是，我注意到，当我top在 Ubuntu 主机中运行命令时，我得到了以下输出。我不希望当前在我的 docker 容器内运行的某些应用程序出现在主机top输出中。
例如，像gunicorn、celery、redis-server、postgres这样的应用程序traefik应该在 docker 容器中运行。我的主机没有安装或运行其中任何一个。
顶部
root@xxx:~# top
top - 16:26:05 up 1:57, 1 user, load average: 2.80, 0.95, 0.51
Tasks: 425 total, 1 running, 424 sleeping, 0 stopped, 0 zombie
%Cpu(s): 59.1 us, 6.6 sy, 0.0 ni, 32.1 id, 0.0 wa, 0.0 hi, 2.0 si, 0.2 st
KiB Mem : 4046316 total, 145708 free, 2309116 used, 1591492 buff/cache
KiB Swap: 0 total, 0 free, 0 used. 1071112 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
26749 root 20 0 135612 39036 6432 S 63.6 1.0 0:16.22 gunicorn
2113 do-agent 20 0 2731444 90288 6108 S 39.4 2.2 1:43.60 beam.smp
15485 root 20 0 130248 40448 5292 S 7.3 1.0 1:11.49 celery
9581 root 20 0 2157968 72680 4104 S 5.0 1.8 1:47.64 dockerd
5140 do-agent 20 0 2755948 110480 6332 S 3.3 2.7 3:15.68 beam.smp
1679 root 20 0 108756 5864 4832 S 1.3 0.1 0:02.38 containerd-shim
15434 do-agent 20 0 2745196 99188 6480 S 1.0 2.5 1:01.54 beam.smp
7 root 20 0 0 0 0 S 0.7 0.0 0:17.38 rcu_sched
7697 root 20 0 123644 36316 7812 S 0.7 0.9 0:27.48 celery
7736 root 20 0 119428 32192 7924 S 0.7 0.8 0:27.12 celery
7806 root 20 0 119464 32204 7964 S 0.7 0.8 0:27.38 celery
7826 root 20 0 183480 46496 11304 S 0.7 1.1 0:30.19 celery
8064 root 20 0 119328 32224 7968 S 0.7 0.8 0:31.32 celery
8408 root 20 0 119336 32064 7888 S 0.7 0.8 0:30.74 celery
8447 root 20 0 119336 31984 7800 S 0.7 0.8 0:31.60 celery
8481 root 20 0 119328 31996 7736 S 0.7 0.8 0:31.00 celery
15119 root 20 0 127820 40364 7800 S 0.7 1.0 0:17.77 celery
15184 root 20 0 135764 44956 7864 S 0.7 1.1 0:14.44 celery
29750 root 20 0 125308 35844 7688 S 0.7 0.9 1:23.06 gunicorn
1462 root 20 0 1846212 36140 5064 S 0.3 0.9 0:18.90 containerd
3689 do-agent 20 0 11428 916 816 S 0.3 0.0 0:00.39 inet_gethost
3690 do-agent 20 0 13548 1516 1376 S 0.3 0.0 0:00.57 inet_gethost
7578 root 20 0 119460 32120 7684 S 0.3 0.8 0:27.76 celery
7635 root 20 0 108756 2472 1420 S 0.3 0.1 0:00.27 containerd-shim
8991 do-agent 20 0 41520 12760 2996 S 0.3 0.3 0:06.08 redis-server
9173 do-agent 20 0 288256 8500 6788 S 0.3 0.2 0:00.46 postgres
11536 root 20 0 132768 41372 7860 S 0.3 1.0 0:13.17 celery
11602 root 20 0 120336 32800 7716 S 0.3 0.8 0:15.30 celery
11636 root 20 0 119524 32148 7776 S 0.3 0.8 0:10.54 celery
12299 do-agent 20 0 2745200 97036 6224 S 0.3 2.4 0:57.04 beam.smp
12472 do-agent 20 0 288256 8628 6912 S 0.3 0.2 0:01.59 postgres
15243 root 20 0 123740 36400 7912 S 0.3 0.9 0:11.02 celery
16082 root 20 0 172020 65276 37848 S 0.3 1.6 0:46.96 traefik
17242 root 20 0 129012 36164 6460 S 0.3 0.9 0:07.53 gunicorn
28114 do-agent 20 0 291424 39476 36836 S 0.3 1.0 0:00.66 postgres
31700 root 20 0 40808 3976 3068 R 0.3 0.1 0:02.15 top
32388 root 20 0 138096 38916 6600 S 0.3 1.0 0:00.56 gunicorn
如果我ps -ef在主机上执行，那些应该在 docker 容器中运行的命令会出现在我的主机上吗？
ps-ef
root@xxx:~# ps -ef
...
do-agent 894 776 0 14:44 ? 00:00:00 postgres -c port=5432 -c logging_collector=on -c log_destination=stderr -c log_directory=/postgres_logs
do-agent 904 841 0 14:44 ? 00:00:07 redis-server *:6379
do-agent 910 829 0 14:44 ? 00:00:00 postgres -c port=5432 -c logging_collector=on -c log_destination=stderr -c log_directory=/postgres_logs
systemd+ 940 1 0 14:29 ? 00:00:00 /lib/systemd/systemd-timesyncd
do-agent 1093 894 0 14:44 ? 00:00:00 postgres: logger process
do-agent 1095 894 0 14:44 ? 00:00:00 postgres: checkpointer process
do-agent 1096 894 0 14:44 ? 00:00:00 postgres: writer process
do-agent 1097 894 0 14:44 ? 00:00:00 postgres: wal writer process
do-agent 1098 894 0 14:44 ? 00:00:00 postgres: autovacuum launcher process
do-agent 1099 894 0 14:44 ? 00:00:00 postgres: stats collector process
do-agent 1100 894 0 14:44 ? 00:00:00 postgres: bgworker: logical replication launcher
do-agent 1179 910 0 14:44 ? 00:00:00 postgres: logger process
do-agent 1182 910 0 14:44 ? 00:00:00 postgres: checkpointer process
do-agent 1183 910 0 14:44 ? 00:00:00 postgres: writer process
do-agent 1184 910 0 14:44 ? 00:00:00 postgres: wal writer process
do-agent 1186 910 0 14:44 ? 00:00:00 postgres: autovacuum launcher process
do-agent 1187 910 0 14:44 ? 00:00:00 postgres: stats collector process
do-agent 1188 910 0 14:44 ? 00:00:00 postgres: bgworker: logical replication launcher
root 1268 1462 0 14:44 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/c445df454810
1000 1286 1268 0 14:44 ? 00:00:03 /pgbouncer/bin/pgbouncer -u pgbouncer /etc/pgbouncer/pgbouncer.ini
root 1339 2 0 14:29 ? 00:00:00 [kworker/1:1H]
root 1386 1 0 14:29 ? 00:00:00 /sbin/iscsid
root 1387 1 0 14:29 ? 00:00:01 /sbin/iscsid
syslog 1391 1 0 14:29 ? 00:00:00 /usr/sbin/rsyslogd -n
root 1394 1 0 14:29 ? 00:00:00 /usr/sbin/acpid
do-agent 1397 1 0 14:29 ? 00:00:09 /opt/digitalocean/bin/do-agent --syslog
root 1403 1 0 14:29 ? 00:00:00 /lib/systemd/systemd-logind
root 1410 1 0 14:29 ? 00:00:00 /usr/lib/accountsservice/accounts-daemon
root 1425 1 0 14:29 ? 00:00:00 /usr/bin/lxcfs /var/lib/lxcfs/
root 1427 1 0 14:29 ? 00:00:00 /usr/sbin/cron -f
daemon 1439 1 0 14:29 ? 00:00:00 /usr/sbin/atd -f
message+ 1443 1 0 14:29 ? 00:00:03 /usr/bin/dbus-daemon --system --address=systemd: --nofork --nopidfile --systemd-activation
root 1462 1 0 14:29 ? 00:00:19 /usr/bin/containerd
root 1464 1 0 14:29 ? 00:00:00 /usr/sbin/sshd -D
root 1501 1 0 14:29 ? 00:00:00 /sbin/mdadm --monitor --pid-file /run/mdadm/monitor.pid --daemonise --scan --syslog
root 1507 1 0 14:29 ? 00:00:00 /usr/bin/python3 /usr/share/unattended-upgrades/unattended-upgrade-shutdown --wait-for-signal
root 1513 1 0 14:29 ? 00:00:00 /usr/lib/policykit-1/polkitd --no-debug
root 1575 1 0 14:29 ? 00:00:00 /usr/sbin/irqbalance --pid=/var/run/irqbalance.pid
root 1593 1 0 14:29 tty1 00:00:00 /sbin/agetty --noclear tty1 linux
root 1597 1 0 14:29 ttyS0 00:00:00 /sbin/agetty --keep-baud 115200 38400 9600 ttyS0 vt220
root 1679 1462 0 14:44 ? 00:00:02 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/b6b5e6c7ea4a
do-agent 1705 1679 0 14:44 ? 00:00:00 /bin/sh /usr/lib/rabbitmq/bin/rabbitmq-server
do-agent 1949 1705 0 14:44 ? 00:00:00 /usr/lib/erlang/erts-9.2/bin/epmd -daemon
do-agent 2113 1705 1 14:44 ? 00:01:49 /usr/lib/erlang/erts-9.2/bin/beam.smp -W w -A 64 -P 1048576 -t 5000000 -stbt db -zdbbl 128000 -K true -B i --
do-agent 2221 2113 0 14:44 ? 00:00:00 erl_child_setup 1048576
root 2477 1462 0 14:44 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/a4c58a1456ff
root 2504 2477 0 14:44 ? 00:00:00 /usr/sbin/crond -f -l 8
root 2556 1462 0 14:44 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/385b2ea73ffc
root 2596 1462 0 14:44 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/529dd0965b60
root 2643 1462 0 14:44 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/06943c9f051f
root 2674 2556 0 14:44 ? 00:00:00 /bin/sh /insider_crawler/entry.sh
root 2694 2596 0 14:44 ? 00:00:00 /bin/sh -c /usr/local/bin/gunicorn main:app -b flask:5000 --error-logfile=/var/log/gunicorn3.err.log
root 2724 2643 0 14:44 ? 00:00:00 /bin/sh -c /usr/local/bin/gunicorn web.wsgi:application -b django:5000 --log-level=info --error-logfile=/var/
root 2982 1462 0 14:44 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/de0633b53cbc
root 3025 2982 0 14:44 ? 00:00:00 /bin/sh -c celery -A api_logging worker -Q api_logging -l INFO --config=celeryconfig
root 3035 2674 0 14:44 ? 00:00:00 /usr/sbin/crond -f -l 8
root 3057 2694 0 14:44 ? 00:00:01 /usr/local/bin/python /usr/local/bin/gunicorn main:app -b flask:5000 --error-logfile=/var/log/gunicorn3.err.l
root 3158 1462 0 14:44 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/502ad6a0e1e3
root 3223 3158 0 14:44 ? 00:00:00 nginx: master process nginx -g daemon off;
root 3246 3025 0 14:44 ? 00:00:07 /usr/local/bin/python /usr/local/bin/celery -A api_logging worker -Q api_logging -l INFO --config=celeryconfi
systemd+ 3341 3223 0 14:44 ? 00:00:00 nginx: worker process
root 3351 3246 0 14:44 ? 00:00:00 /usr/local/bin/python /usr/local/bin/celery -A api_logging worker -Q api_logging -l INFO --config=celeryconfi
root 3356 3246 0 14:44 ? 00:00:00 /usr/local/bin/python /usr/local/bin/celery -A api_logging worker -Q api_logging -l INFO --config=celeryconfi
root 3456 1462 0 14:29 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/9c8ab5253b00
do-agent 3689 2221 0 14:44 ? 00:00:00 inet_gethost 4
do-agent 3690 3689 0 14:44 ? 00:00:00 inet_gethost 4
root 3952 1462 0 14:44 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/b9690166e4ea
do-agent 3982 3952 0 14:44 ? 00:00:00 /bin/sh /usr/lib/rabbitmq/bin/rabbitmq-server
root 3993 2724 0 14:44 ? 00:00:01 /usr/local/bin/python /usr/local/bin/gunicorn web.wsgi:application -b django:5000 --log-level=info --error-lo
root 4031 3993 0 14:44 ? 00:00:00 /usr/local/bin/python /usr/local/bin/gunicorn web.wsgi:application -b django:5000 --log-level=info --error-lo
root 4323 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/a21e1862fa63
do-agent 4354 4323 0 14:45 ? 00:00:06 postgres -c logging_collector=on -c log_destination=stderr -c log_directory=/postgres_logs
do-agent 4408 3982 0 14:45 ? 00:00:00 /usr/lib/erlang/erts-9.2/bin/epmd -daemon
do-agent 4487 4354 0 14:45 ? 00:00:00 postgres: logger process
do-agent 4508 4354 0 14:45 ? 00:00:00 postgres: checkpointer process
do-agent 4509 4354 0 14:45 ? 00:00:00 postgres: writer process
do-agent 4510 4354 0 14:45 ? 00:00:00 postgres: wal writer process
do-agent 4511 4354 0 14:45 ? 00:00:00 postgres: autovacuum launcher process
do-agent 4512 4354 0 14:45 ? 00:00:02 postgres: stats collector process
do-agent 4513 4354 0 14:45 ? 00:00:00 postgres: bgworker: logical replication launcher
root 4576 1462 0 14:29 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/bdf5a9aa5327
root 4597 1462 0 14:45 ? 00:00:03 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/cda941c9b957
1000 4636 4597 0 14:45 ? 00:00:17 /pgbouncer/bin/pgbouncer -u pgbouncer /etc/pgbouncer/pgbouncer.ini
root 4851 1462 0 14:29 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/970acb888bca
root 4922 1462 0 14:29 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/79a21d2347cf
do-agent 5140 3982 3 14:45 ? 00:03:22 /usr/lib/erlang/erts-9.2/bin/beam.smp -W w -A 64 -P 1048576 -t 5000000 -stbt db -zdbbl 128000 -K true -B i --
root 5275 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/6d78863470d2
root 5320 1462 0 14:29 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/4b52c897a07e
root 5323 5275 0 14:45 ? 00:00:01 /usr/local/bin/python /usr/local/bin/celery -A after_market_closed beat -l INFO --config=celeryconfig
root 5347 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/58bc2f31e2aa
root 5500 5347 0 14:45 ? 00:00:01 /usr/local/bin/python /usr/local/bin/celery -A news beat -l INFO --config=celeryconfig
do-agent 5650 5140 0 14:45 ? 00:00:00 erl_child_setup 1048576
root 5983 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/85f8f13c0e75
root 6009 5983 0 14:45 ? 00:00:00 /bin/sh -c /usr/local/bin/gunicorn main:app -b flask:5000 --log-level=info --error-logfile=/var/log/gunicorn3
root 6014 1462 0 14:29 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/fecefbdef928
root 6257 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/126ff830be74
root 6282 6257 0 14:45 ? 00:00:00 /bin/sh ./entrypoint.sh
root 6291 1462 0 14:29 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/2a38c933f7ce
root 6306 6009 0 14:45 ? 00:00:01 /usr/local/bin/python /usr/local/bin/gunicorn main:app -b flask:5000 --log-level=info --error-logfile=/var/lo
root 6372 9581 0 14:45 ? 00:00:00 /usr/bin/docker-proxy -proto tcp -host-ip 0.0.0.0 -host-port 2053 -container-ip 172.24.0.12 -container-port 4
root 6406 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/bec60196934e
root 6454 6406 0 14:45 ? 00:00:00 nginx: master process nginx -g daemon off;
root 6494 6306 0 14:45 ? 00:00:01 /usr/local/bin/python /usr/local/bin/gunicorn main:app -b flask:5000 --log-level=info --error-logfile=/var/lo
root 6561 1462 0 14:29 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/c1d5745e2daa
root 6771 6282 0 14:45 ? 00:00:00 cron -f
root 6883 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/fbf05527b667
root 6923 1462 0 14:30 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/b462bca69269
systemd+ 6946 6454 0 14:45 ? 00:00:00 nginx: worker process
root 7040 6883 0 14:45 ? 00:00:00 /bin/sh -c celery -A upload_notification worker -Q upload_notification -l INFO --config=celeryconfig
root 7089 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/8c4966f9e11c
root 7098 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/0311838f7988
root 7134 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/4bb692499291
root 7204 7098 0 14:45 ? 00:00:00 /bin/sh -c celery -A send_notification worker -Q send_notification -l INFO --config=celeryconfig
root 7245 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/db2e4d8157d9
root 7262 7089 0 14:45 ? 00:00:00 /bin/sh -c celery -A news worker -Q news -l INFO --config=celeryconfig
root 7278 7134 0 14:45 ? 00:00:00 /bin/sh -c celery -A after_market_closed worker -Q after_market_closed -l INFO --config=celeryconfig
root 7300 7245 0 14:45 ? 00:00:00 /bin/sh -c celery -A stock_price_upload_notification worker -Q stock_price_upload_notification -l INFO --conf
root 7527 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/1b58a645334c
root 7556 7527 0 14:45 ? 00:00:00 npm
root 7578 7040 0 14:45 ? 00:00:28 /usr/local/bin/python /usr/local/bin/celery -A upload_notification worker -Q upload_notification -l INFO --co
root 7635 1462 0 14:30 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/6a6a411c85c1
root 7645 1464 0 14:30 ? 00:00:00 sshd: root@pts/0
root 7692 1462 0 14:30 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/6fa55051d1f8
root 7697 7204 0 14:45 ? 00:00:28 /usr/local/bin/python /usr/local/bin/celery -A send_notification worker -Q send_notification -l INFO --config
root 7736 7300 0 14:45 ? 00:00:28 /usr/local/bin/python /usr/local/bin/celery -A stock_price_upload_notification worker -Q stock_price_upload_n
root 7806 7278 0 14:45 ? 00:00:28 /usr/local/bin/python /usr/local/bin/celery -A after_market_closed worker -Q after_market_closed -l INFO --co
root 7812 7578 0 14:45 ? 00:00:00 /usr/local/bin/python /usr/local/bin/celery -A upload_notification worker -Q upload_notification -l INFO --co
root 7814 7578 0 14:45 ? 00:00:01 /usr/local/bin/python /usr/local/bin/celery -A upload_notification worker -Q upload_notification -l INFO --co
root 7826 7262 0 14:45 ? 00:00:31 /usr/local/bin/python /usr/local/bin/celery -A news worker -Q news -l INFO --config=celeryconfig
root 7840 7556 0 14:45 ? 00:00:00 sh -c node stock_price.js
root 7841 7840 0 14:45 ? 00:00:07 node stock_price.js
root 7850 7841 0 14:45 ? 00:00:08 python3 -u stock_price.py
root 7857 7736 0 14:45 ? 00:00:00 /usr/local/bin/python /usr/local/bin/celery -A stock_price_upload_notification worker -Q stock_price_upload_n
root 7858 7736 0 14:45 ? 00:00:00 /usr/local/bin/python /usr/local/bin/celery -A stock_price_upload_notification worker -Q stock_price_upload_n
root 7861 7806 0 14:45 ? 00:00:00 /usr/local/bin/python /usr/local/bin/celery -A after_market_closed worker -Q after_market_closed -l INFO --co
root 7862 7697 0 14:45 ? 00:00:00 /usr/local/bin/python /usr/local/bin/celery -A send_notification worker -Q send_notification -l INFO --config
root 7864 7806 0 14:45 ? 00:00:00 /usr/local/bin/python /usr/local/bin/celery -A after_market_closed worker -Q after_market_closed -l INFO --co
root 7865 7697 0 14:45 ? 00:00:00 /usr/local/bin/python /usr/local/bin/celery -A send_notification worker -Q send_notification -l INFO --config
root 7868 1462 0 14:30 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/3b799c405d83
root 7879 7826 0 14:45 ? 00:00:00 /usr/local/bin/python /usr/local/bin/celery -A news worker -Q news -l INFO --config=celeryconfig
root 7889 7826 0 14:45 ? 00:00:00 /usr/local/bin/python /usr/local/bin/celery -A news worker -Q news -l INFO --config=celeryconfig
root 7959 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/4d64113d31ca
root 7996 7959 0 14:45 ? 00:00:00 /bin/sh -c celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config=celeryconfig
root 8064 7996 0 14:45 ? 00:00:32 /usr/local/bin/python /usr/local/bin/celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config
root 8139 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/f286820c7b7d
root 8200 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/2d15e08c449d
root 8227 1462 0 14:45 ? 00:00:00 containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/90c7ad0aa89f
root 8255 8139 0 14:45 ? 00:00:00 /bin/sh -c celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config=celeryconfig
root 8263 8227 0 14:45 ? 00:00:00 /bin/sh -c celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config=celeryconfig
root 8272 8200 0 14:45 ? 00:00:00 /bin/sh -c celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config=celeryconfig
root 8312 8064 0 14:45 ? 00:00:02 /usr/local/bin/python /usr/local/bin/celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config
root 8315 8064 0 14:45 ? 00:00:02 /usr/local/bin/python /usr/local/bin/celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config
root 8408 8255 0 14:45 ? 00:00:31 /usr/local/bin/python /usr/local/bin/celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config
root 8447 8263 0 14:45 ? 00:00:32 /usr/local/bin/python /usr/local/bin/celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config
root 8481 8272 0 14:45 ? 00:00:32 /usr/local/bin/python /usr/local/bin/celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config
root 8510 8408 0 14:45 ? 00:00:02 /usr/local/bin/python /usr/local/bin/celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config
root 8517 8408 0 14:45 ? 00:00:02 /usr/local/bin/python /usr/local/bin/celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config
do-agent 8548 5650 0 14:45 ? 00:00:00 inet_gethost 4
do-agent 8549 8548 0 14:45 ? 00:00:00 inet_gethost 4
root 8554 8447 0 14:45 ? 00:00:02 /usr/local/bin/python /usr/local/bin/celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config
root 8557 8447 0 14:45 ? 00:00:02 /usr/local/bin/python /usr/local/bin/celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config
root 8565 8481 0 14:45 ? 00:00:02 /usr/local/bin/python /usr/local/bin/celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config
root 8567 8481 0 14:45 ? 00:00:02 /usr/local/bin/python /usr/local/bin/celery -A stock_price_alert worker -Q stock_price_alert -l INFO --config
...
不知何故，它们确实如此。我开始怀疑，这是正确的行为吗？在 docker upgrade 之前，我没有注意到这种行为。所以，升级后，我不确定这是否是正确的行为
答案1
是的，这是预期的行为。
Docker 容器不是虚拟机，它们是在同一共享内核上运行但在某种程度上是隔离的进程。