MegaCli 常用命令备查

最新推荐文章于 2023-09-22 09:56:50 发布

转载最新推荐文章于 2023-09-22 09:56:50 发布 · 147 阅读

本文详细介绍了 MegaCli 工具中关于 BBU(Battery Backup Unit)的各项命令，包括获取 BBU 状态、容量信息、设计参数及属性等。此外还介绍了如何开始 BBU 的学习周期以及变更虚拟磁盘的缓存与访问策略。

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Display BBU Status Information
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MegaCli -AdpBbuCmd -GetBbuStatus -aN|-a0,1,2|-aALL
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MegaCli -AdpBbuCmd -GetBbuStatus -aALL

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Display BBU Capacity Information
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MegaCli -AdpBbuCmd -GetBbuCapacityInfo -aN|-a0,1,2|-aALL
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MegaCli -AdpBbuCmd -GetBbuCapacityInfo -aALL

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Display BBU Design Parameters
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MegaCli -AdpBbuCmd -GetBbuDesignInfo -aN|-a0,1,2|-aALL
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MegaCli -AdpBbuCmd -GetBbuDesignInfo -aALL

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Display Current BBU Properties
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MegaCli -AdpBbuCmd -GetBbuProperties -aN|-a0,1,2|-aALL
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MegaCli -AdpBbuCmd -GetBbuProperties -aALL

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Start BBU Learning Cycle
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Description Starts the learning cycle on the BBU.
No parameter is needed for this option.
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MegaCli -AdpBbuCmd -BbuLearn -aN|-a0,1,2|-aALL

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Change Virtual Disk Cache and Access Parameters
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Description Allows you to change the following virtual disk parameters:
-WT (Write through), WB (Write back): Selects write policy.
-NORA (No read ahead), RA (Read ahead), ADRA (Adaptive read ahead): Selects read policy.
-Cached, -Direct: Selects cache policy.
-RW, -RO, Blocked: Selects access policy.
-EnDskCache: Enables disk cache.
-DisDskCache: Disables disk cache.
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MegaCli -LDSetProp { WT | WB|NORA |RA | ADRA|-Cached|Direct} |
{-RW|RO|Blocked} |
{-Name[string]} |
{-EnDskCache|DisDskCache} –Lx |
-L0,1,2|-Lall -aN|-a0,1,2|-aALL
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MegaCli -LDSetProp WT -L0 -a0

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Display Virtual Disk Cache and Access Parameters
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MegaCli -LDGetProp -Cache | -Access | -Name | -DskCache -Lx|-L0,1,2|
-Lall -aN|-a0,1,2|-aALL
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Displays the cache and access policies of the virtual disk(s):
-WT (Write through), WB (Write back): Selects write policy.
-NORA (No read ahead), RA (Read ahead), ADRA (Adaptive read ahead): Selects read policy.
-Cache, -Cached, Direct: Displays cache policy.
-Access, -RW, -RO, Blocked: Displays access policy.
-DskCache: Displays physical disk cache policy.

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