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(-)dumpon.8 (-5 / +10 lines)
Lines 68-75 Link Here
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.Nm
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.Nm
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to be verbose about its activity.
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to be verbose about its activity.
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.Sh NOTES
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.Sh NOTES
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One of the system swap devices is usually chosen as the dump device, as
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One of the system swap devices should be used as the dump device.  Devices
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swap devices are the most likely to have the required space at dump time.
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used for regular filesystems will probably lack sufficent space to store the
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dump.
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.Pp
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.Pp
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The
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The
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.Nm
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.Nm
Lines 106-114 Link Here
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Because the filesystem layer is already dead by the time a crash dump
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Because the filesystem layer is already dead by the time a crash dump
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is taken, it is not possible to send crash dumps directly to a file.
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is taken, it is not possible to send crash dumps directly to a file.
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.Pp
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.Pp
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.Nm Dumpon
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Since
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currently allows only devices with minor number 1 to be used as dump
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.Nm dumpon
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devices.
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is called from
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.Pa /etc/rc ,
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system panics during kernel initialisation or single-user mode will NOT
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cause a dump.  Currently, there is no safe or reliable way to enforce
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the creation of dumps in these cases.
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.Sh HISTORY
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.Sh HISTORY
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The
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The
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.Nm
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.Nm

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