find k8s cert valid date
2026-10-16pkidir=/etc/kubernetes/pki
cd $pkidir 阅读全文...
redis scan
2026-09-30scan 0 阅读全文...
aliyun-python-sdk-core
2026-09-181、pip install aliyun-python-sdk-core
pip install aliyun-python-sdk-bssopenapi
pip install aliyun-python-sdk-core -i https://mirrors.aliyun.com/pypi/simple/
##
pip3 install aliyun-python-sdk-core
pip3 install aliyun-python-sdk-ecs
pip3 install aliyun-python-sdk-bssopenapi 阅读全文...
mysql drop table
2026-07-24SELECT GROUP_CONCAT('DROP TABLE IF EXISTS ', table_name, ';')
FROM information_schema.tables
WHERE table_schema = 'database_name'; 阅读全文...
zabbix7.4 character set
2026-07-210、create database zabbixdb character set utf8mb4 collate utf8mb4_bin; 阅读全文...
openldap sudo.schema
2026-07-021、vi schema_convert_sudo_ssh.conf
include /etc/openldap/schema/sudo.schema
include /etc/openldap/schema/openssh-lpk-openldap.schema 阅读全文...
jumpserver ssl config
2026-06-08jumpserver ssl 阅读全文...
rocky10无法访问sshd
2026-04-02systemctl stop firewalld
1 systemctl disable firewalld 阅读全文...
dhcp snooping
2026-03-25DHCP Snooping 是部署在二层交换机上的核心 DHCP 安全机制，核心作用是拦截非法 DHCP 服务器、防止 DHCP 欺骗、生成 IP-MAC - 端口绑定表，是企业内网防私接路由、防中间人攻击的基础防线。 阅读全文...
k8s批量删除Evicted Pods
2026-03-25k8s批量删除Evicted Pods 阅读全文...
人生开悟
2026-03-12美国名校芝加哥大学的一位教授到访北大时曾提到：“芝加哥大学对学生的基本要求是——做困难的事，因为一个人要想有所成就，就必须做那些困难的事。” 阅读全文...
lvm2_member disk partition
2026-03-04系统崩溃，用live盘挂载时候发现分区是lvm2_member 阅读全文...
openstack task_state
2026-02-041、nova reset-state instance-id --active 阅读全文...
gitlab 18.8 data_dirs
2026-01-27[root@gitlab ~]# vim /etc/gitlab/gitlab.rb
# 把注释取消然后指定新的仓库存储位置
git_data_dirs({ "default" => { "path" => "/home/gitlab-data" } }) 阅读全文...
gitlab-ce升级步骤
2026-01-2116.3.9 => 16.7.10 => 16.11.10 => 17.1.8 => 17.3.7 => 17.5.5 => 17.8.7 => 17.11.6 阅读全文...