Posts
Dec 19, 2022
安装包
https://pkgs.alpinelinux.org/packages
apk add ruby
更换源
sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories
Dec 6, 2022
加载nbd（网络块设备: Network Block Device）模块
sudo lsmod |grep nbd
sudo modprobe nbd max_part=8
连接 qemu-nbd
sudo qemu-nbd --connect=/dev/nbd0 /path/to/image.qcow2
查看分区信息
$ sudo fdisk -l /dev/nbd0
Disk /dev/nbd0: 200 GiB, 214748364800 bytes, 41943040...
Jul 14, 2022
安装 ZooKeeper
ZooKeeper Getting Started Guide https://zookeeper.apache.org/doc/current/zookeeperStarted.html
cd /usr/local/src
wget https://ftp.tsukuba.wide.ad.jp/software/apache/zookeeper/zookeeper-3.6.2/apache-zookeeper-3.6.2-bin.tar.gz
tar -zx...
Jan 11, 2022
102400 + 116 = 102516
Mar 19, 2021
Mac系统中下载的文件会带有扩展属性@符号，去不去没什么影响，查看、去除的方法如下
mac@mac ~ % ls -alh
-rw-r--r--@ 1 mac staff 119M Jul 21 2020 go1.14.6.darwin-amd64.tar.gz
mac@mac ~ % xattr -l go1.14.6.darwin-amd64.tar.gz
com.apple.macl:
00000000 02 00 D6 6D BB 4C A7 FC 49 8E ...
Dec 16, 2020
保存时获取sudo权限
:w !sudo tee "%" > /dev/null
W12: Warning: File "sudofile" has changed and the buffer was changed in Vim as well
See ":help W12" for more info.
[O]K, (L)oad File:
输入 L
:q 退出
See Also
https://vim.fandom.com/wiki/Su-write
Dec 12, 2020
安装 Nginx Ingress Controller
https://kubernetes.github.io/ingress-nginx/deploy
https://www.kubernetes.org.cn/3880.html
Helm 用户指南-系列（5）-使用: https://kubernetes.github.io/ingress-nginx/deploy/baremetal/
root@k8s-master01:~# helm repo add ingress-n...
Dec 12, 2020
Install
apt-get install -y nfs-kernel-server
mkdir -p /data/nfs
chmod -R a+w /data/nfs
cat >> /etc/exports <<EOF
/data/nfs 10.0.2.21(rw,sync,no_subtree_check) 10.0.2.22(rw,sync,no_subtree_check)
EOF
systemctl enable nfs-server
syste...
Dec 12, 2020
永久禁用 swap
debian@debian:~# sudo sed -ri 's/.*swap.*/#&/' /etc/fstab
debian@debian:~# sudo reboot
debian@debian:~# free -mh
临时关闭 swap，启用 swap
debian@debian:~# free -mh
total used free shared buff/cache av...
Dec 12, 2020
系统要求
https://kubernetes.io/docs/setup/production-environment/tools/kubeadm/install-kubeadm/#before-you-begin
规划
k8s-soft 10.0.2.20 2C4G nfs-kernel-server, docker, gitlab (gitlab.k8s 4431 8081),
...