ref: bcc5530dab33d4603c421ae31be64d2ff3be7ec5
dir: /sys/man/8/reboot/
.TH REBOOT 8 .SH NAME reboot \- reboot the system upon loss of remote file server connection .SH SYNOPSIS .B aux/reboot [ .I file ] .SH DESCRIPTION .I Reboot stats .IR file , default .BR /$\fIcputype\fP/lib , once every five minutes. If the stat fails, rather than timing out, .I reboot reboots the system. This is used to restart diskless cpu servers whenever their file server connection is broken. .SH SOURCE .B /sys/src/cmd/aux/reboot.c