以光盘镜像启动,默认即可:
选择国家,默认即可:
选择安装类型,可选标准、快速、自定义,本文以标准安装为例:
硬盘分区,可自定义,A选择整个硬盘,按Q完成。
启动引导设置,选择默认MBR:
进行系统分区,A系统自动分区,Q完成。
选择安装包,本例以选择最小化安装:
选择安装介质:
完成完成:
进入网络设置:
不启用DHCP,设置静态IP:
启用网卡:
是否做为网关路由:
不配置inetd和网络服务:
开启ssh服务:
后续其它服务可自定义选择是否安装。
FreeBSD8.3安装过程图文详解
发布时间:August 13, 2012 // 分类:FreeBSD // No Comments
XenServer6.0安装步骤图文详解
发布时间:August 13, 2012 // 分类:虚拟化 // No Comments
XenServer虚拟机VM挂起不能关机、重启解决
发布时间:August 13, 2012 // 分类:虚拟化 // No Comments
XenServer下虚拟机遇到死机或其它意外情况时通过XenCenter操作重启或关机时会遇到虚拟机挂起的状况,表现为XenCenter中虚拟机名字显示黄色状态,右键菜单只有属性可选,VM不能再进行其它操作,为此总结了一些解决方法。
首先尽量避免此类情况的发生,当虚拟机处于死机状态时尽量使用硬关机、硬重启:
xe vm-reboot force=true name-label=Centos5.7
当进行正常关机、重启时挂起可取消之前的任务操作,再进行硬操作:
xe task-list
#查看当前任务列表和uuid
xe task-cancel uuid=<uuid>
#取消当前任务
如果以上不能解决可尝试以下:
销毁VM对应的domain id,VM会重启。
xe vm-list params=uuid name-label=<vm-name>
#或
xe vm-list name-label=<vm-name> --minimal
#获取指定VM的uuid
list_domains |grep <vm-uuid>
#获取VM对应的domain id
/opt/xensource/debug/destroy_domain -domid <domain-id>
#销毁VM对应的domain id
使VM崩溃:
xe vm-list params=actions-after-crash name-label=<vm-name>
#查看VM崩溃后的操作,默认为重启
xe vm-list params=uuid name-label=<vm-name>
#获取指定VM的uuid
list_domains |grep <vm-uuid>
#获取VM对应的domain id
/usr/lib/xen/bin/crash_guest <domain-id>
#触发VM崩溃
如果VM处于脱机状态,而VM在数据库中被标记为运行,可重置VM电源状态为关机:
xe vm-reset-powerstate force=true vm=<vm name>
其它可尝试重启xe工具,不要遇到xapi不能启动就好。。。
xe-toolstack-restart
GT701-WG刷OpenWRT系统
发布时间:August 11, 2012 // 分类:OpenWrt // No Comments
GT701-WG配置如下 ,玩玩OpenWRT带几台电脑绰绰有余。
CPU:160MHZ
RAM:16M
FLASH:4M
GT701-WG最新可用Openwrt官方固件下载:http://downloads.openwrt.org/backfire/10.03.1/ar7/openwrt-ar7-squashfs.bin
刷机步骤,开机3秒左右连接到路由FTP:
ftp 192.168.0.1
Connected to 192.168.0.1.
220 ADAM2 FTP Server ready.
Name (192.168.0.1:peter): adam2
331 Password required for adam2.
Password: adam2
230 User adam2 successfully logged in.
Remote system type is UNIX.
ftp> binary
200 Type set to I.
ftp> quote SETENV MAC_PORT,0
200 SETENV command successful
ftp> quote SETENV mtd5,0x90010000,0x903e0000
200 SETENV command successful
ftp> quote MEDIA FLSH
200 Media set to FLSH.
ftp> put "openwrt-ar7-squashfs.bin" "openwrt-ar7-squashfs.bin mtd5"
local: openwrt-ar7-squashfs.bin remote: openwrt-ar7-squashfs.bin mtd5
200 Port command successful.
150 Opening BINARY mode data connection for file transfer.
100% |************************************| 2560 KiB 129.35 KiB/s 00:00 ETA
226 Transfer complete.
2621444 bytes sent in 00:20 (122.30 KiB/s)
ftp> quote REBOOT
221-Thank you for using the FTP service on ADAM2.
221 Goodbye.
ftp> quit
网络配置:
config atm-bridge
option unit 0
option encaps llc
option vpi 0
option vci 35
option payload bridged
config interface wan
option ifname nas0
option proto pppoe
option username "username"
option password "password"
刷新为原版系统,提供GT701-WG官方5.5中文固件下载。
ftp 192.168.0.1
Connected to 192.168.0.1.
220 ADAM2 FTP Server ready.
Name (192.168.0.1:user): adam2
Password:
230 User adam2 successfully logged in.
Remote system type is UNIX.
ftp> binary
200 Type set to I.
ftp> quote UNSETENV mtd5
200 UNSETENV command successful
ftp> quote UNSETENV MAC_PORT
200 UNSETENV command successful
ftp> quote MEDIA FLSH
200 Media set to FLSH.
ftp> put nsp.ar7wrd.squashfs.img "nsp.ar7wrd.squashfs.img mtd0"
local: nsp.ar7wrd.squashfs.img remote: nsp.ar7wrd.squashfs.img mtd0
502 Command not implemented - Try HELP.
227 Entering Passive Mode (192,168,0,1,4,45).
150 Opening BINARY mode data connection for file transfer.
100% |*************************************| 1940 KB 82.54 KB/s 00:00 ETA
226 Transfer complete.
1986560 bytes sent in 00:23 (81.18 KB/s)
ftp> put ram_zimage_pad.ar7wrd.nsp.squashfs.bin "ram_zimage_pad.ar7wrd.nsp.squashfs.bin mtd1"
local: ram_zimage_pad.ar7wrd.nsp.squashfs.bin remote: ram_zimage_pad.ar7wrd.nsp.squashfs.bin mtd1
227 Entering Passive Mode (192,168,0,1,4,45).
150 Opening BINARY mode data connection for file transfer.
100% |*************************************| 640 KB 85.43 KB/s 00:00 ETA
226 Transfer complete.
655360 bytes sent in 00:07 (81.14 KB/s)
ftp> quote REBOOT
221-Thank you for using the FTP service on ADAM2.
221 Goodbye.
ftp> quit
Openwrt使用mtd和sysupgrade刷机、备份恢复系统配置
发布时间:August 11, 2012 // 分类:OpenWrt // 3 Comments
查看当前系统分区信息:
cat /proc/mtd
dev: size erasesize name
mtd0: 00020000 00020000 "CFE"
mtd1: 000dff00 00020000 "kernel"
mtd2: 00ee0000 00020000 "rootfs"
mtd3: 00840000 00020000 "rootfs_data"
mtd4: 00020000 00020000 "nvram"
mtd5: 00fc0000 00020000 "linux"
备份系统CFE:
dd if=/dev/mtd0 of=/mnt/cfe.bin
备份恢复Openwrt系统配置:
#备份自定义系统信息,包括新安装软件
dd if=/dev/mtd3 of=/mnt/overlay.bin
#恢复备份设置
mtd -r write /mnt/overlay.bin rootfs_data
#仅备份系统配置
sysupgrade -b /mnt/back.tar.gz
#恢复系统配置
sysupgrade -r /mnt/back.tar.gz
恢复Openwrt系统默认设置:
rm -rf /overlay/* && reboot
#删除/overlay分区所有文件,重启即恢复默认设置
mtd -r erase rootfs_data
#使用mtd清除/overlay分区信息后重启即恢复默认设置
刷新系统:
#使用mtd更新系统
mtd -r write openwrt.bin linux
#刷机并恢复系统配置,推荐
sysupgrade -f /mnt/back.tar.gz img.bin
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