ipmitool启动报错"Could not open device at /dev/ipmi0 or /dev/ipmi/0 or /dev/ipmidev/0

本文详细介绍了如何在Linux系统中加载IPMI相关的五个核心模块,包括ipmi_watchdog、ipmi_poweroff、ipmi_devintf、ipmi_si和ipmi_msghandler,通过使用modprobe命令实现对这些模块的成功加载。

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先查看lsmod | grep ipmi

 

[root@localhost ~]# modprobe ipmi_watchdog
[root@localhost ~]# modprobe ipmi_poweroff
[root@localhost ~]# modprobe ipmi_devintf
[root@localhost ~]# modprobe ipmi_si
[root@localhost ~]# modprobe ipmi_msghandler

Unofficial version Rx library for Delphi 2005/2006/2007/2009/2010/XE/XE2/XE3/XE4/XE5/XE6 DISCLAIMER: * This software is provided "as is" and is without warranty of any kind. The author(s) of this software does not warrant, guarantee or make any representations regarding the use or results of use of this software in terms of reliability, accuracy or fitness for purpose. You assume the entire risk of direct or indirect, consequential or inconsequential results from the correct or incorrect usage of this software even if the author(s) has been informed of the possibilities of such damage. Neither the author(s) nor anybody connected to this software in any way can assume any responsibility. * All rights held by the author(s) or owner(s) of units or documents. _______________________________________________________________________________ Update 1.13 1/ Update for Delphi XE6 _______________________________________________________________________________ Update 1.12 1/ Update for Delphi XE5 2/ New component TRxPanel added _______________________________________________________________________________ Update 1.11 1/ Update for Delphi XE4 _______________________________________________________________________________ Update 1.10 1/ Update for Delphi XE3 _______________________________________________________________________________ Update 1.09 1/ Delphi package source actualization 2/ Delphi 6 conditional corections 3/ TRxFindFiles support class added 4/ Corrections for default (ENG) lang. resource _______________________________________________________________________________ Update 1.08 1/ file case name unit corrections. 2/ only one language file can be used in your applications like: a) in Rx.inc activate {$DEFINE _LNG_ONE_}. b) activate yours own language in new include RxLangDef.inc like {$DEFINE RXLANG_Cze}. note: Languages different from English locates in utf-8 files, may be editor problem for lower version Delphi than 2005. c) in your project use global conditional define like RXLANG_MYLANG (it activate your lang file only). d) rebuild your application, it will be smaller with one your language mutation for RxLibrary only. 3/ repair malfunction of TColor property (big thanks to Remy Lebeau). 4/ many new constant color names added into module RxColors (+ 229 named constant). 5/ new component TRxThread added for better access. 6/ repair malfunction of property caption editor. 7/ new components TRxAnimBitBtn, TRxAnimSpeedButton added. 8/ repair malfunction with styles in TRxProgress. 9/ refresh code in TRxDBGridSorter. 10/ adopted 20 function utilities by Alexey Popov into module RxProps. 11/ activate Align property in TRxSpinButton. 12/ rename parameter Name to AName in define event TExecOpenDialogEvent, because occur names conflict. 13/ repair conflict in string property in module RxTranslate for unicodes. 14/ some functions added into module RxVerInf for better work with versions. Note for users Delphi 5/6/7: ---------------------------- RxLibrary is not directly designed for this Delphi versions. When you will want compile source code in this versions of Delphi, you have to open all units contain form (*.dfm) and resave it for resource compatibility (crash prevent IDE) before rebuild and install into IDE. Some functionality will be lost. Note for users Delphi XE2 (64 bit.ver): --------------------------------------- This source code is 64 bit ready but untested. BDE packs must be removed from 64 bit project as unsuported technology. Note for users CBuilder: ------------------------ This source code is CBuilder (2006/2007) ready but uncomplete and untested yet. Releases February 29, 2012 _______________________________________________________________________________ Update 1.07 1/ Update all packages in unit scope. 2/ Change namespace in RxViewer unit for XE2. _______________________________________________________________________________ Update 1.06 1/ repair malfunction of TFormStorage under Unicode Delphi. 2/ update packages file for Delphi 2005 - XE. 3/ update package for Delphi XE2 32 bit. _______________________________________________________________________________ Update 1.05 1/ better compatibility with Delphi 2009. 2/ new adopted component for view any supported files. 3/ convert dfm files to text. _______________________________________________________________________________ Update 1.04 Updated: 1/ small mistake in RxDBCtrl.pas (wrong show DBGrid). 2/ activate tables in general RxDemo. 3/ replacement deprecated FileAge() in RxFileUtils. _______________________________________________________________________________ The initial release(s) no included
### IPMITool无法打开设备错误解决方案 当遇到`ipmitool could not open device`错误时,通常是因为权限不足、驱动程序未加载或配置不正确等原因引起的。以下是可能的原因分析以及对应的解决方法: #### 权限问题 如果当前用户没有足够的权限访问IPMI设备,则可能会触发此错误。可以通过提升权限来解决问题。 ```bash sudo ipmitool -I open chassis power status ``` 通过使用`sudo`命令运行`ipmitool`可以尝试解决因权限不足引发的问题[^2]。 #### 驱动程序未加载 某些情况下,Linux系统的IPMI模块可能尚未加载。需要手动加载必要的内核模块以支持IPMI功能。 ```bash modprobe ipmi_msghandler modprobe ipmi_devintf modprobe ipmi_si ``` 这些命令会加载必需的IPMI内核模块,从而允许`ipmitool`正常工作[^3]。 #### 设备路径不可用 默认情况下,`ipmitool`依赖于特定的设备文件(通常是`/dev/ipmi0`或`/dev/ipmidev/0`)。如果该设备不存在或者被禁用,也会导致类似的错误消息。 验证是否存在相应的设备节点: ```bash ls /dev/ipmi* /dev/ipmidev/* ``` 如果没有找到任何匹配项,则说明系统未能创建所需的设备接口。此时可重新启动服务或将上述提到的模块加入到引导过程中自动加载[^4]。 #### SELinux/AppArmor干扰 安全增强型操作系统如SELinux或AppArmor有时会对应用程序施加额外限制,阻止其访问硬件资源。临时关闭它们可以帮助判断是否为此类原因所致。 对于SELinux来说: ```bash setenforce 0 ``` 而对于AppArmor则执行如下操作: ```bash service apparmor stop ``` 注意,在生产环境中建议调整策略而非完全停用防护机制[^5]。 #### BIOS设置不当 部分服务器主板上的BIOS选项会影响IPMI的功能可用性。进入BIOS界面查找有关BMC/IPMI的相关条目并确认已启用相应特性[^6]。 --- ### 总结 综上所述,针对`could not open device`这一现象可以从以下几个方面入手排查:检查调用者的身份认证级别;确保核心组件已被激活;核实目标端口确实存在;考虑外部框架的影响因素最后再审视固件层面的基础参数设定情况。
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