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Diffstat (limited to 'doc/iseltime.8')
| -rw-r--r-- | doc/iseltime.8 | 68 |
1 files changed, 35 insertions, 33 deletions
diff --git a/doc/iseltime.8 b/doc/iseltime.8 index eb9a705..1b51f0b 100644 --- a/doc/iseltime.8 +++ b/doc/iseltime.8 @@ -1,53 +1,53 @@ -.TH ISELTIME 8 "Version 1.0: 01 Apr 2013" +.TH ISELTIME 8 "Version 1.0: 13 Jul 2018" .SH NAME -iseltime \- synchronize BMC SEL time with OS system time +iseltime \- synchronize BIOS RTC and firmware SEL time from system time .SH SYNOPSIS -.B "seltime [-sx -NUPRETVF]" +.B "iseltime [-sx -N node -U user -P/-R pswd -EFJTVYZ]" .SH DESCRIPTION -.I seltime -is a program that uses IPMI commands to -set the BMC SEL time from the OS system time. -The OS system time should be in sync with the BIOS Real-Time-Clock. -The OS system time may also be kept from drifting via an NTP server. -Normally the BIOS will set the BMC time from the RTC during boot, but -running this command may be necessary periodically if the system -does not reboot for many weeks, for instance. -Note that this command should not be run too frequently to avoid -BMC timing issues. Once per day should be sufficient. +.I iseltime +is a program that allows synchronizing the hardware time values for +RTC (BIOS Real-Time-Clock) and SEL (IPMI firmware SEL time) with +the OS system time. Run without options, iseltime shows each of these times +to show whether they are the same or not. -Run with no options, this command reads the BMC SEL time without -setting anything. - -This utility can use either the /dev/ipmi0 openipmi driver, -the /dev/imb Intel driver, the /dev/ipmikcs valinux driver, -a driverless interface, or IPMI LAN. +The OS system time should be in sync with the BIOS Real-Time-Clock. +The OS system time may also be kept from drifting via an NTP server. +Normally the BIOS will set the firmware SEL time from the RTC during boot, +but running this command may be necessary periodically if the system does +not reboot for a long time, for instance. +Note that some applications may not handle setting the time backward well. +Note that this command should not be run too frequently to avoid firmware +timing issues. It should not be set more than once per day. .SH OPTIONS -.IP "-s" -Sets the SEL time (no more than once a day). +Command line options are described below. +.IP "-s" +Set the RTC and IPMI firmware SEL time to match the system time. +This should not be performed more often than once a day. + .IP "-x" Causes eXtra debug messages to be displayed. - .IP "-N nodename" -Nodename of the remote target system. If a nodename is specified, -IPMI LAN interface is used. Otherwise the local system management -interface is used. -.IP "-P/-R password" -Remote password for the nodename given. The default is a null password. -.IP "-U username" +Nodename or IP address of the remote target system. If a nodename is +specified, IPMI LAN interface is used. Otherwise the local system +management interface is used. +.IP "-U rmt_user" Remote username for the nodename given. The default is a null username. +.IP "-P/-R rmt_pswd" +Remote password for the nodename given. The default is a null password. .IP "-E" Use the remote password from Environment variable IPMI_PASSWORD. .IP "-F drv_t" -Force the driver type to one of the followng: +Force the driver type to one of the followng: imb, va, open, gnu, landesk, lan, lan2, lan2i, kcs, smb. Note that lan2i means lan2 with intelplus. The default is to detect any available driver type and use it. .IP "-J" -Use the specified LanPlus cipher suite (0 thru 14): 0=none/none/none, +Use the specified LanPlus cipher suite (0 thru 17): 0=none/none/none, 1=sha1/none/none, 2=sha1/sha1/none, 3=sha1/sha1/cbc128, 4=sha1/sha1/xrc4_128, 5=sha1/sha1/xrc4_40, 6=md5/none/none, ... 14=md5/md5/xrc4_40. +Default is 3. .IP "-T" Use a specified IPMI LAN Authentication Type: 0=None, 1=MD2, 2=MD5, 4=Straight Password, 5=OEM. .IP "-V" @@ -55,16 +55,18 @@ Use a specified IPMI LAN privilege level. 1=Callback level, 2=User level, 3=Oper .IP "-Y" Yes, do prompt the user for the IPMI LAN remote password. Alternatives for the password are -E or -P. +.IP "-Z" +Set the slave address for a local MC .SH "SEE ALSO" -ipmiutil(8) isel(8) ievents(8) icmd(8) +ipmiutil(8) ialarms(8) iconfig(8) icmd(8) idiscover(8) ievents(8) igetevent(8) ihealth(8) ilan(8) ireset(8) isel(8) isensor(8) iserial(8) isol(8) iwdt(8) .SH WARNINGS -See http://ipmiutil.sourceforge.net/ for the latest version of ipmiutil and any bug fix list. +See http://ipmiutil.sourceforge.net/ for the latest version of ipmiutil and any bug fix list. .SH COPYRIGHT -Copyright (C) 2013 Kontron America, Inc. +Copyright (C) 2009 Kontron America, Inc. .PP See the file COPYING in the distribution for more details regarding redistribution. |