Grafana实现GPFS性能可观测 -- DevMon更新
# GPFS集群配置 ## 1\. 安装配置Net-SNMP ### 1.1 用yum命令安装软件包 ``` yum install -y net-snmp ``` ### 1.2 添加GPFS需要的共享库链接 ```raw libnetsnmpagent.so -- from Net-...
← All Categories
Linux
搭配Grafana实现SNMP性能数据可观测 -- DevMon更新
## 前言 能观测硬件设备性能数据的工具或者平台数不胜数，自有一大批优秀的公司和团队趋之若鹜（贬义词？不好意思，词穷了，就想表示一个东西很红。），咱也不讲究，你走你的阳关道，我攒我的Hello World，自娱自乐，就是不闲着。 ## 效果图  # DevMon - Devices Monitor with SNMP [ ```bash cd /tmp && ls -l ``` ```Raw # cd /tmp/ && ls -l total 64 srw...
What Cause SSH Connection be Refused
## Summary By default, the value of 'MaxStartups' is **10:30:100**, which means if there are 10 *ssh* requests **established** and waiting for **auth...
零代码配置小米智能接入Apple Home
[零代码配置小米智能接入Apple Home](/uploads/2023/08/零代码配置小米智能接入Apple-Home.pdf)[Download](/uploads/2023/08/零代码配置小米智能接入Apple-Home.pdf)...
A Simple Tool to Cleanup Duplicate Files for Unix-like Systems
# Duplicate Clean A simple tool to delete duplicate files. ## Table of Content - [Compatible Platform](#compatible-platform) - [Usage](#usage) ...
Configuring GRUB for Gentoo-based Linux
### 1\. Necessary Packages - sys-boot/grub - sys-fs/dosfstools - sys-block/parted `GRUB_PLATFORMS` variable for controlling target platform fo...
Netdata简装手册 -- 未完待续
### 1\. Netdata介绍   #### 1.1 ...
Enabling CCACHE for Building Long-time-compiling Package
### 1\. What is CCACHE ***CCACHE*** helps avoid repeated recompilation for the same C and C++ object files by fetching result from the cache director...
'Cannot open root device' or 'volume group xxx not found' when booting with a Linux Kernel
### Problem ``` VFS: Cannot open root device "sda1" or unknown-block(0,0) Please append a correct "root=" boot option Kernel panic - not syncing: V...
Packing Your Own Gentoo Linux into a bootable ISO Image - 1st edition
## 1\. Installing Necessary Packages - schroot - squashfs-tools - cdrtools - syslinux - dev-libs/libisoburn ```bash emerge -avt schroot sq...
Enabling Kernel Dump and Analyzing the File for RHEL-based Linux
## The Kdump Procedure 1. The **normal** kernel booted with option `crashkernel=<size>M` , reseving \\<size> memory for the **kdump** kernel. These ...
Migrate NextCloud, WordPress & V2ray from Debian Linux to Rocky Linux with SELinux Enabled, from Caddy v1 to v2
### 1\. Pack Data & Configuration #### 1.1 Create a Directory for Storing Backup Files ```bash mkdir /home/backup ``` #### 1.2 Pack Website Files ...
Migrage Root from Physical Disk Partition to LV and Rebuild the Bootloader
### 1\. Install Tools for Generating Initramfs ```bash emerge -avt genkernel # both genkernel and dracut are fine, # 'darcut' is more recommended. e...
Install Docker for Gentoo Linux
### Config Kernel Modules ```bash cd /usr/src/linux make menuconfig ``` ### Necessary Modules - CONFIG\_CGROUP\_CPUACCT - CONFIG\_CGROUP\_DEVIC...
用testdisk工具恢复被误删除的文件
注意：误删文件后立即停止对当前卷的读写，可以保证最大程度的数据恢复。 ### 拷备/usr/lpp/mmfs目录至/home, 手动删除文件，准备环境  ### 恢复步骤 #...
python文件执行时报错‘No such file or directory’
执行python文件的时候报如下错误： ```bash env: python3\r: No such file or directory ``` 查看文件首行： ```bash #!/usr/bin/env python3 # -*- coding: utf-8 -*- ``` 在命令...
Aliyun网盘命令行工具简介
## AliDisk #### 用法 `python3 -m pip install aligo` `python3 alidisk.py` 修改文件260行邮箱及提示语。 感谢aligo大牛门造出陆虎，咱不过就是那个给陆风改车漆的，不值一提。贴上[aligo](https://pypi...
Parallel Shell 用例详解
#### 1\. IP子网计算 ``` ipcalc - calculate subnet for given <IP/Prefix> | [Netmask] parash.py ipcalc 192.168.0.1/24 parash.py ipcalc 192.168.0...
Parallel Shell for Multiple Hosts
#### Usage ``` Usage: mminit.py [module] [options] [action] Modules: ipcalc - calculate subnet for given <IP/Prefix> | [Netmask] mminit.py...
Script for Creating WLS Domain&Server
##### filename: wlstoolkit.sh ##### [](https://github.com/n0rvyn/wlstoolkit/blob/main/README.md#this-script-is-used-for-creating-domainserver-for-web...
删除Linux碎文件各方法性能消耗及时间对比
一、环境 - Linux 4.19.97-gentoo - x86\_64 Intel(R) Core(TM) i3 CPU M 330 @ 2.13GHz - 4G Memory - Lenovo M490 - python-3.8.12 - 200G SSD ![](...
Setup Time Machine Backup Server for macOS on Gentoo Linux
## 1\. install necessary packages ``` # emerge -avt avahi netatalk ``` ## 2\. config **netatalk** ``` # /etc/afp.conf [Global] uam list = uams_dhx2...
Script to Generate Password for Linux
Requirement: - The length of the string must be 12 bits - The password must contain numbers, lowercase letters, uppercase letters and at least on...
Config WPA_SUPPLICANT for Realtek 8188EU on Gentoo Linux
May be you are making some configuration with Realtek 8188EUS wireless adapter on Gentoo Linux, and everything looks well except "wpa\_supplicant". Th...
Configure Sendmail with TLS on Debian Linux
### 1\. Download source files - wget http://download.oracle.com/berkeley-db/db-4.7.25.NC.tar.gz - wget ftp://ftp.andrew.cmu.edu/pub/cyrus-mail/cy...
Data Migration Between Two Linux Hosts
## 1. flow chart  ## 2. data migration ### a) preparing the hardware - Put the host and the...
Set up IPSEC VPN Server with IKEv1/IKEv2/L2TP Automatically
#! /bin/bash # # Automatically install and configure several programs needed by # VPN Server. For example, xl2tpd, ppp, strongswan... # And make them ...
Playing Gentoo Linux on a MacBook Pro with MacOS 10.11
I have spent almost one week studying how to install Gentoo Linux on a MacBook Pro with retina display and work well. After try all my best, I built m...
How to Install Gentoo Linux on Macbook Pro (late 2013) With 13-inch Retina Display
First of all, I should say, “although my English is not very good, but I am working on it”. Maybe sometimes somewhere, you can read a lot of Chinglish...
MiWiFi刷三方固件后实现宽带多拔（或叫负载均衡）
关于MiWiFi刷三方固件，之前已有所简述。简单来说，刷三方固件，和iPhone越狱有异曲同工之妙。当然，提到越狱，不得不说说盘古团队对iOS9的破解，亲们，今天你越了么？其实话又说回来，越与不越，有时候仅仅是一墙之隔。这堵墙，在你没越过去的时候，它限制你；你越过去了，它还在限制你。借用钱钟书的几句...
小米WiFi-Mini刷PandoraBox三方固件并设置PPPoE拔号上网
一直觊觎小米智能路由器离线下载功能，可最近不知道是抽了哪根筋，直接添加种子文件或者拖入都不可行。后来搜到一篇关于在[MiWiFi安装Transmission](http://www.wanghailin.cn/xiaomi-router-mini-transmission/)的文章，根据文章提示成功...
Apache/2.2.22 VirtualHost不识别部分域名解决办法
按照“[http://beyan.me/?id=104](http://beyan.me/?id=104)”配好虚拟主机后，刚开始一切正常。后来为了配置邮箱，遂改了“/etc/hosts”和“/etc/hostname”文件，那么问题来了，为“beyan.me”配置的虚拟主机死活认不到，浏览器访问的...
Debian Linux 7.0 Apache2配置301转发及目录权限
闲来无事，注册了三个域名（kitaluft.com, 0x97.com, jourman.com），可个人博客只有一个，于是在刚开始的时候，都是随意地把三个域名都指向该空间，也没有做任何设置，所以访问某些目录的时候，文件列表都是可见的。后来只指定一个网址“blog.kitaluft.com”，其它都...
Debian Linux 7.0 Sendmail/Dovecot邮件目录Maildir设置
偶然中重启了dovecot的服务，然后列表中以往收到的邮件就全没了。然后就是没完没了的搜索，最后定位到邮件存放目录设置上。关于邮件的存储格式，流行的两种分别是mbox和maildir，有关其区别网上文章比比皆是，但对于笔者来说，最重要的一点是，mbox将所有邮件存放在一个文件中，而maildir则是...
Debian Linux 7.0 搭建l2tp和pptp VPN服务器
一、环境准备 安装Debian Linux 7.0服务器一台，并有外网配置 二、安装步骤 1、安装IPSec Bash ```bash # apt-get update && apt-get upgrade && apt-get dist-upgrade && apt-get install o...
Gentoo Linux编译内核支持hfs/hfs+
一、概述 1.编译内核 2.复制内核 3.重启挂载HFS硬盘 二、详解 1.进入Gentoo Linux内核目录 # cd /usr/src/linux 2.编译内核 # make menuconfig 依次先择File system—> Miscellaneous filesystems，将App...
Sendmail 错误日志及解决
**一、运行sendmail服务时\*\*\* ERROR: FEATURE() should be before MAILER()** \*\*\* ERROR: FEATURE() should be before MAILER() \*\*\* MAILER(\`local') must a...
Debian Linux 7.0配置Apache2虚拟主机
对于有多个域名，但只有一台主机的情况，可以用apache2虚拟主机，解决多域名无法对应问题。对于笔者来说，虚拟主机不仅解决了多域名问题，而且有域名转发功能。通常情况下，若是主机作邮件服务器，在进行域名解析之后，“imap.xxx.com”或者“pop3.xxx.com”亦可以访问到主机（或者作其它设...
Debian Linux 7.0个人邮件服务器搭建指南
1、准备工作 a) 顶级域名（不限注册商），假设为test.com b) 个人电脑一台（用作服务器） c) 带花生壳DDNS功能路由器一台，假设壳域名为：test.vicp.cc 2、域名解析 Type Host Answer TTL Prio CNAME \*.test.com t...
z-blog搬家记
一直以来，个人博客用的都是阿里云的VPS，最低配（一核，512M内存，20G硬盘，1M带宽，一个固定IP），一个月下来49.5RMB。起初想，就当充值某讯的超级会员了，虽然没有聊天功能，但毕意页面什么的可以随意设置，一定要注意是随意。可问题来了，作为一个IT人士，虽然只会修电脑，姑且这么称呼自己，显...
Gentoo Linux VMware-workstation 10 MacOs补丁修改
1、下载补丁并压 [http://pan.baidu.com/s/1qWrstkg](http://pan.baidu.com/s/1qWrstkg) 2、修改Unlocker.cpp /\*char const install\_path\[\] = "/usr/lib/vmware/";\*/ ...
Gentoo Linux Rox-2.10启动错误解决
Gentoo更新到3.12.6内核后，重编译所有包，打开rox-2.10错误： ERROR from /usr/lib64/rox/ROX-Filer/AppRun: I cannot find an executable binary. Trying to co...
Install WPS and QQ on Gentoo Linux 2.2
虽说windows能做的事，Linux都能做且能做得更好，但是在文档处理方面，即使有open-office、group-office、libreOffice等类MS-Office软件，在界面与功能方面，却是差强人意。楼主闲来无事，百度之下，偶得一篇WPS安装文档，后发现基于QT与WEBQQ3.0协议...
Linux下记录shell命令执行过程
前言：且抄且改进。 #!/bin/bash # # unset ANSWER NAME DIR echo -n "Record or not? \[y/n\]:" read ANSWER while \[\[ $ANSWER != 'y' && $ANSWER != 'n' \]\] ...
Gentoo Linux电池电量低于7%报警脚本
自娱自乐，旨在记录，以便日后查阅，高手请路过。 ```bash #!/bin/bash FULL=`cat /proc/acpi/battery/BAT0/info | grep full | cut -c 26-30` PRESENT=`cat /proc/acpi/battery/BAT0/s...
EFI下使用GRUB2引导Gentoo2.1
**1、分区准备** # mkdir /boot/efi 用parted或者gdisk工具，分出标识为EFI且大小为200-500MB，格式为fat32的分区 # parted /dev/sda # mkpart EFI fat32 0mb 500mb # set 1 boot on 格式化/dev...
Gentoo Linux openbox配置双显卡(intel-nvidia)
系统版本：Gentoo 2.2 内核：Gentoo-sources 3.10.4 1、配置内核 在/etc/portage/make.conf加入一行 VIDEO\_CARDS="nvidia intel" 内核中只配置intel显卡 Device Drivers ---> Graphics...