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generally用法

来源:baiyundou.net   日期:2024-08-07

本文基于HD-RK3568-IOT评估板演示Debian系统安装Docker,该方法适用于RK356X全系产品。

HD-RK3568-IOT评估板基于HD-RK3568-CORE 工业级核心板设计(双网口、双CAN、5路串口),接口丰富,适用于工业现场应用需求,亦方便用户评估核心板及CPU 的性能。适用于工业自动化控制、人机界面、中小型医疗分析器、电力等多种行业应用。

1. 检测内核配置

使用 Docker 需要内核支持 CGROUP、BRIDGE 等功能,如果内核中未开启相关配置,安装或运行 Docker 会出现各种错误。Docker开源团队提供了一个脚本https://github.com/moby/moby/blob/master/contrib/check-config.sh,用以检测内核配置是否符合Docker运行的要求。

下载脚本到源码内核目录下。输入如下命令:

chmod 777 check-config.sh

./check-config.sh .config

|注:.config需要在内核配置完后才会生成

check-config.sh使用方法如下:

# ./check_config.sh ./kernel/.config

info: reading kernel config from ./kernel/.config ...

Generally Necessary:

- cgroup hierarchy: properly mounted [/sys/fs/cgroup]

- apparmor: enabled and tools installed

- CONFIG_NAMESPACES: enabled

- CONFIG_NET_NS: enabled

- CONFIG_PID_NS: enabled

- CONFIG_IPC_NS: enabled

- CONFIG_UTS_NS: enabled

- CONFIG_CGROUPS: enabled

- CONFIG_CGROUP_CPUACCT: enabled

- CONFIG_CGROUP_DEVICE: enabled

- CONFIG_CGROUP_FREEZER: enabled

- CONFIG_CGROUP_SCHED: enabled

- CONFIG_CPUSETS: enabled

- CONFIG_MEMCG: missing

- CONFIG_KEYS: enabled

- CONFIG_VETH: missing

- CONFIG_BRIDGE: missing

- CONFIG_BRIDGE_NETFILTER: missing

- CONFIG_IP_NF_FILTER: missing

- CONFIG_IP_NF_TARGET_MASQUERADE: missing

- CONFIG_NETFILTER_XT_MATCH_ADDRTYPE: missing

- CONFIG_NETFILTER_XT_MATCH_CONNTRACK: missing

- CONFIG_NETFILTER_XT_MATCH_IPVS: missing

- CONFIG_IP_NF_NAT: missing

- CONFIG_NF_NAT: missing

- CONFIG_POSIX_MQUEUE: missing

Optional Features:

- CONFIG_USER_NS: enabled

- CONFIG_SECCOMP: enabled

- CONFIG_SECCOMP_FILTER: enabled

- CONFIG_CGROUP_PIDS: missing

- CONFIG_MEMCG_SWAP: missing

- CONFIG_MEMCG_SWAP_ENABLED: missing

- CONFIG_BLK_CGROUP: missing

- CONFIG_BLK_DEV_THROTTLING: missing

- CONFIG_CGROUP_PERF: missing

- CONFIG_CGROUP_HUGETLB: missing

- CONFIG_NET_CLS_CGROUP: missing

- CONFIG_CGROUP_NET_PRIO: missing

- CONFIG_CFS_BANDWIDTH: enabled

- CONFIG_FAIR_GROUP_SCHED: enabled

- CONFIG_RT_GROUP_SCHED: missing

- CONFIG_IP_NF_TARGET_REDIRECT: missing

- CONFIG_IP_VS: missing

- CONFIG_IP_VS_NFCT: missing

- CONFIG_IP_VS_PROTO_TCP: missing

- CONFIG_IP_VS_PROTO_UDP: missing

- CONFIG_IP_VS_RR: missing

- CONFIG_SECURITY_SELINUX: missing

- CONFIG_SECURITY_APPARMOR: missing

2. 安装docker

执行以下命令安装Docker:

update-alternatives --set iptables /usr/sbin/iptables-legacy

update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy

curl -fsSL https://get.docker.com -o get-docker.sh

sudo sh get-docker.sh

echo "{"registry-mirrors":["https://reg-mirror.qiniu.com/"]}" > /etc/docker/daemon.json

sudo systemctl daemon-reload

sudo systemctl restart docker

3. 配置国内镜像加速

修改配置文件/etc/docker/daemon.json,配置完后重启系统。

{"registry-mirrors": [

"https://ung2thfc.mirror.aliyuncs.com",

"https://registry.docker-cn.com",

"http://hub-mirror.c.163.com",

"https://docker.mirrors.ustc.edu.cn"]}

4. 验证测试

root@hd-rk3568:~ $ docker run hello-world

若打印信息提示“Hello from Decoker !”则说明已经安装成功,验证通过,

5. Docker常用操作

创建并启动一个新的容器

docker run

docker run -d --name my-container my-image

启动已创建的容器

docker start

docker start my-container

停止已创建的容器

docker stop

docker stop my-container

列出所有正在运行的容器

docker ps

docker ps -a

列出所有本地镜像

docker images

docker images -a

删除已停止的容器

docker rm

docker rm my-container

删除本地镜像

docker rmi

docker rmi my-image:1.0.0

在正在运行的容器中执行命令

docker exec

docker exec -it my-container bash

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狐疮谢3446generally是什么意思 -
武肢齿18710746424 ______ generally 英[ˈdʒenrəli] 美[ˈdʒɛnərəli] adv. 一般地,通常;广泛地,普遍地;概括地;主要地 [例句]Specialisation generally means higher quality.专门化通常意味着高质量.

狐疮谢3446usually是什么意思? -
武肢齿18710746424 ______ adv. 通常;经常 一、读音:英 ['juːʒuəli];美 ['juːʒuəli] 二、例句: Children under five usually travel free on trains. 五岁以下的儿童乘火车通常免费. 三、词汇用法: (1)usually是频度副词,意思是“常常”、“习惯于”,有遵循常规...

狐疮谢3446英语中关于说的用法? -
武肢齿18710746424 ______ 英语中有很多表达"说"的词语,其中有一种"说"法较为独特,这便是固定"说"法.这些固定"说"法在英语中的使用频率很高,尤其是在书面英语中,熟悉并掌握这些固定"说"法,无疑会使你的语言运用能力得以增强.现就常用的固定...

狐疮谢3446请问generally speaking speaking是什么词性为何用generally修饰? -
武肢齿18710746424 ______ speaking 是动词 speak 的现在分词,属非语动词.现在分词是形容词性的.修饰形容词用副词.

狐疮谢3446Please read the text a bit ( )(aloud)like,likely用法?做题时要选generally近义词,发现答案上是usually,但也有often选项,usually和often有何区别? -
武肢齿18710746424 ______[答案] like是动词,喜欢的意思;like也可以是介词,解释为“像”,look like解释为看上去像**.likely是副词,“可能”的意思. generally是“大体上”,“通常”的意思,说的更普通点就是“一般情况下”.但often是经常,常常的意思.最重要的是他们词性不同...

狐疮谢3446关于副词的用法 -
武肢齿18710746424 ______ The gift is BEAUTIFULLY decorated.修饰动词decorate.礼物包装得很漂亮.Your answer is ABSOLUTELY right.修饰形容词right.你的回答是绝对正确的.GENERALLY it's impossible to fly with a kit...

狐疮谢3446(英语翻译)总的来说 -
武肢齿18710746424 ______ in general 英 [in ˈdʒenərəl] 美 [ɪn ˈdʒɛnərəl] adv.通常;大体上;一般而言,总的来说 例句:I disagree with drug laws in general. 总的来说,我反对药品法. 词汇解析: general 英 ['dʒen(ə)r(ə)l] 美 ['dʒɛnrəl] 1、adj. 一般的,普...

狐疮谢3446Probably likely similarly generally -
武肢齿18710746424 ______[答案] 这几个单词本身意思就决定了他们的用法.Probably是副词,意思是“可能地”; likely是形容词,意思是“可能的”; similarly是副词,意思是“相似地”; generally是副词,意思是“一般地,大致地”.

狐疮谢3446英语 几个短语的用法Generally speaking.die of/from.It`s the written word that.例句 -
武肢齿18710746424 ______[答案] generally speaking1.一般说来2.一般来说3.一般而言4.一般地说Generally speaking,he is a very good teacher.die of1.死于His grandfather died of cancer a year ago.die from1.由于…而死,因…致死2.死于3.表示死...

狐疮谢3446through out ordinary,common,normal 意思用法区别? -
武肢齿18710746424 ______[答案] through out:通过了 through out 1.不能单独使用,只有这个短语 through out the night 1.通宵达旦 through out your life 1.你的... common characteristic共同特点 固定用法:1)out of (the) common不寻常的,特殊的 2)in common with和…一样.如:In ...

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