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sbin/dmesg/dmesg.8
Show First 20 Lines • Show All 72 Lines • ▼ Show 20 Lines | |||||
.Sh SYSCTL VARIABLES | .Sh SYSCTL VARIABLES | ||||
The following | The following | ||||
.Xr sysctl 8 | .Xr sysctl 8 | ||||
variables can be used to control the behavior of the kernel's placing data into | variables can be used to control the behavior of the kernel's placing data into | ||||
the message buffer: | the message buffer: | ||||
The default value is shown next to each variable. | The default value is shown next to each variable. | ||||
.Bl -tag -width indent | .Bl -tag -width indent | ||||
.It kern.msgbuf_show_timestamp : No 0 | .It kern.msgbuf_show_timestamp : No 0 | ||||
If set to 1, then a timestamp will be added to most lines in the message buffer. | If set to 0, no timetamps are added. | ||||
If set to 1, then a 1-second granularity timestamp will be added to most lines | |||||
in the message buffer. | |||||
If set to 2, then a microsecond granularity timestamp will be added. | |||||
This may also be set as a boot | This may also be set as a boot | ||||
.Xr loader 8 | .Xr loader 8 | ||||
tunable. | tunable. | ||||
.El | .El | ||||
.Sh FILES | .Sh FILES | ||||
.Bl -tag -width ".Pa /var/run/dmesg.boot" -compact | .Bl -tag -width ".Pa /var/run/dmesg.boot" -compact | ||||
.It Pa /var/run/dmesg.boot | .It Pa /var/run/dmesg.boot | ||||
usually a snapshot of the buffer contents | usually a snapshot of the buffer contents | ||||
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