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author | markj <markj@FreeBSD.org> | 2013-05-13 15:00:36 +0000 |
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committer | markj <markj@FreeBSD.org> | 2013-05-13 15:00:36 +0000 |
commit | 3ab4b4db19663ed22fdaf264f9401d1d2a38371d (patch) | |
tree | 100c6b45733a6eddf423d39e280cd923a957dad1 /usr.sbin/mfiutil | |
parent | efa81decff4d8caa6e48e813e15e9713a378d8ac (diff) | |
download | FreeBSD-src-3ab4b4db19663ed22fdaf264f9401d1d2a38371d.zip FreeBSD-src-3ab4b4db19663ed22fdaf264f9401d1d2a38371d.tar.gz |
Add a remark to the effect that a manually started relearn will always
result in the battery being completely drained, even in transparent learning
mode.
MFC in: 3 days
Sponsored by: Sandvine Inc.
Diffstat (limited to 'usr.sbin/mfiutil')
-rw-r--r-- | usr.sbin/mfiutil/mfiutil.8 | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/usr.sbin/mfiutil/mfiutil.8 b/usr.sbin/mfiutil/mfiutil.8 index 5468617..e507ae0 100644 --- a/usr.sbin/mfiutil/mfiutil.8 +++ b/usr.sbin/mfiutil/mfiutil.8 @@ -573,6 +573,10 @@ Updates the flash on the controller with the firmware stored in A reboot is required for the new firmware to take effect. .It Cm start learn Start a battery relearn. +Note that this seems to always result in the battery being completely drained, +regardless of the BBU mode. +In particular, the controller write cache will be disabled during the relearn +even if transparent learning mode is enabled. .It Cm bbu Ar setting Ar value Update battery backup unit (BBU) properties related to battery relearning. The following settings are configurable: |