7 * 24 sre ops

Mongodb User Creation Error:Couldn't add user:Use of SCRAM-SHA-256 requires undigested passwords

The MongoDB version used is 4.0.5Use the following command to create a user12345db.createUser({user: "admin",pwd: "xxx",roles: [ {role: "userAdminAnyDatabase",

2025-08-27

Troubleshooting

#Centos #Linux #Mongodb #Queue #Troubleshooting #Alibaba Cloud #Anyway, the problem is solved

stable-diffusion error: error expecting value: line 1 column 1 (char 0)

Error when opening sdError: error expecting value: line 1 column 1 (char 0) SolutionDisabling the plugin fixed the issue. I don’t know why, but it worked.

2025-07-29

#Troubleshooting #Alibaba Cloud #Anyway, the problem is solved #sd #stable-diffusion #stable diffusion #Text-to-Image #Image-to-Image #AI

Rocky Linux和Alima Linux区别

背景1234567红帽用CentOS Stream取代CentOS，这让依赖Linux作为服务器操作系统的公司感到不安。CentOS Stream是滚动发行操作系统，这意味着从可靠性的角度来看，它并不理想，因为它没有固定的更新发布时间表。然而，在红帽宣布停止支持CentOS后不久，市场上推出两个类似的发行版：Rocky Linux和AlmaLinux。这两个发行版在CentOS用户中很受欢迎。Ro

2025-07-25

百科

#Linux #Rocky Linux #AlmaLinux

mysql5.7 opens auditing

Environment Centos 7.9mysql 5.7.40 Download12wget "https://github.com/trellix-enterprise/mysql-audit/releases/download/v1.1.13/audit-plugin-mysql-5.7-1.1.13-1008-linux-x86_64.zip"unzip audi

2025-07-22

deployment

#linux #operation and maintenance #mysql #monitoring #auditing #audit #libaudit_plugin

MySQL slave synchronization error, skip gtid

From the slave (slave node), get the binlog file being read and the pos positionmysql>show slave status\G binlog and pos The master (master node) confirms the position of the standby transaction re

2025-07-15

troubleshooting

#Alibaba Cloud #linux #operation and maintenance #mysql #master-slave #difficult problems #anyway, the problem is solved

rabbitmq migration queue lost

Environment Centos7.9rabbitmq 3.3.5Alibaba Cloud EC2 Background Received a request to migrate the server where rabbitmq is located to another account. The old server is referred to as O and the new s

2025-07-01

Troubleshooting

#Centos #Linux #Queue #Troubleshooting #Alibaba Cloud #Anyway, the problem is solved #Rabbitmq

alertmanager configuration file

Installation and deployment, self-starting and writing independent log filesalertmanager.yml 12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849global:resolve_tim

2025-06-25

deployment

#linux #operation and maintenance #alertmanager #prometheus #monitoring

blackbox deployment

Installation and deployment, auto-startup to write independent log filesDownload12wget "https://github.com/prometheus/blackbox_exporter/releases/download/v0.24.0/blackbox_exporter-0.24.0.linux-am

2025-06-25

deployment

#linux #operation and maintenance #prometheus #monitoring #blackbox

blackbox deployment

Installation and deployment, auto-startup to write independent log filesDownload12wget "https://github.com/prometheus/blackbox_exporter/releases/download/v0.24.0/blackbox_exporter-0.24.0.linux-am

2025-06-25

deployment

#linux #operation and maintenance #prometheus #monitoring #blackbox

pushgateway configuration

Install deployment and write independent log files Download12wget "https://github.com/prometheus/pushgateway/releases/download/v1.11.1/pushgateway-1.11.1.linux-amd64.tar.gz"tar zxvf pushga

2025-06-25

deployment

#linux #operation and maintenance #prometheus #monitoring #pushgateway