On 01/27/10 01:44 PM, Huay-Yong Wang wrote:
>
> I spoke to Chris and the case is amended for
> minor binding only. Chris will send
> out an update to the init(1M) manpage shortly.
> Thanks.
Thanks for the clarification. I reaffirm my +1 (or 100).
One question: is this (esp. fast-reboot-on-panic) going to be enabled by
default? (I have raised concerns about fast-reboot-on-panic and risks
associated with it elsewhere. Let me know if you want to hear about them.)
- Garrett
>
>
> On 01/27/10 11:39, Garrett D'Amore wrote:
>> On 01/27/10 11:23 AM, Sherry Moore wrote:
>>> Thank you guys for the great work!
>>>
>>> When I filed 2008/382 I requested minor binding only. This case is
>>> requesting patch/micro release binding. Will the binding difference
>>> need to be reflected in case 2008/382? Will there be compatibility
>>> concerns as 2008/382 added devo_quiesce to dev_ops?
>>
>> Oh, I didn't see Patch binding.
>>
>> I'd like to retract my +1 if this is Patch. If its *Minor* binding,
>> then I'm very happy.
>>
>> - Garrett
>>
>>> Sherry
>>>
>>> On Tue, Jan 26, 2010 at 04:52:48PM -0800, Huay-Yong Wang wrote:
>>>> I am sponsoring this fasttrack for Chris Kiick.
>>>>
>>>> This project implements fast reboot support
>>>> for SPARC. Specifically, the -f and -p options
>>>> in reboot(1M) is now supported on SPARC.
>>>> Previously these options are only available
>>>> for x86 platforms (See PSARC 2008/382 Fast Reboot)
>>>> Note that the -e option (boot environments) is not yet
>>>> supported on SPARC. This project introduces no
>>>> new interface and I believe this qualify as self-review.
>>>> I will be marking the case closed approved automatic.
>>>> If anyone feels that this need to be promoted to a fast track
>>>> please let me know.
>>>>
>>>> The project team is requesting a patch/micro release binding.
>>>> An updated reboot(1M) manpage is included here.
>>>>
>>>>
>>>> --- cut here ---
>>>>
>>>> System Administration Commands reboot(1M)
>>>>
>>>>
>>>>
>>>> NAME
>>>> reboot - restart the operating system
>>>>
>>>> SYNOPSIS
>>>> /usr/sbin/reboot [-dlnq] [-f | -p] [boot_arguments]
>>>>
>>>>
>>>> /usr/sbin/reboot [-f [-e environment] | -p] [-dlnq]
>>>> [boot_arguments]
>>>>
>>>>
>>>> DESCRIPTION
>>>> The reboot utility restarts the kernel. The kernel is loaded
>>>> into memory by the PROM monitor, which transfers control to
>>>> the loaded kernel.
>>>>
>>>>
>>>> On x86 systems, when the -f flag is specified, the running
>>>> kernel will load the next kernel into memory, then transfer
>>>> control to the newly loaded kernel. This form of reboot is
>>>> shown in the second synopsis, above.
>>>>
>>>>
>>>> Although reboot can be run by the super-user at any time,
>>>> shutdown(1M) is normally used first to warn all users logged
>>>> in of the impending loss of service. See shutdown(1M) for
>>>> details.
>>>>
>>>>
>>>> The reboot utility performs a sync(1M) operation on the
>>>> disks, and then a multi-user reboot is initiated. See
>>>> init(1M) for details. On x86 systems, reboot may also update
>>>> the boot archive as needed to ensure a successful reboot.
>>>>
>>>>
>>>> The reboot utility normally logs the reboot to the system
>>>> log daemon, syslogd(1M), and places a shutdown record in the
>>>> login accounting file /var/adm/wtmpx. These actions are
>>>> inhibited if the -n or -q options are present.
>>>>
>>>>
>>>> Normally, the system reboots itself at power-up or after
>>>> crashes.
>>>>
>>>> OPTIONS
>>>> The following options are supported:
>>>>
>>>> -d
>>>>
>>>> Force a system crash dump before rebooting. See
>>>> dumpadm(1M) for information on configuring system crash
>>>> dumps.
>>>>
>>>>
>>>>
>>>>
>>>> SunOS 5.11 Last change: 26 Jan 2010 1
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> System Administration Commands reboot(1M)
>>>>
>>>>
>>>>
>>>> -e
>>>>
>>>> If -f is present, reboot to the specified boot environ-
>>>> ment.
>>>>
>>>> This option is currently available only on x86 systems.
>>>>
>>>>
>>>> -f
>>>>
>>>> For x86 systems:
>>>>
>>>> Fast reboot, bypassing firmware and boot loader. The new
>>>> kernel will be loaded into memory by the running kernel,
>>>> and control will be transferred to the newly loaded ker-
>>>> nel. If disk or kernel arguments are specified, they
>>>> must be specified before other boot arguments.
>>>>
>>>> For SPARC systems:
>>>>
>>>> Speeds up rebooting by skipping some POST tests.
>>>>
>>>> The service svc:/system/boot-config:default is enabled
>>>> by default. It requires solaris.system.shutdown as
>>>> action_authorization and value_authorization. When the
>>>> config/fastreboot_default property is set to true,
>>>> reboot will behave as reboot -f. The value of this pro-
>>>> perty can be changed using svccfg(1M) and svcadm(1M), to
>>>> control the default reboot behavior.
>>>>
>>>> See EXAMPLES for details.
>>>>
>>>>
>>>> -l
>>>>
>>>> Suppress sending a message to the system log daemon,
>>>> syslogd(1M) about who executed reboot.
>>>>
>>>>
>>>> -n
>>>>
>>>> Avoid calling sync(2) and do not log the reboot to
>>>> syslogd(1M) or to /var/adm/wtmpx. The kernel still
>>>> attempts to sync filesystems prior to reboot, except if
>>>> the -d option is also present. If -d is used with -n,
>>>> the kernel does not attempt to sync file systems.
>>>>
>>>>
>>>> -p
>>>>
>>>> Reboot to prom. This flag can be used to reboot the sys-
>>>> tem through firmware without changing the default reboot
>>>>
>>>>
>>>>
>>>> SunOS 5.11 Last change: 26 Jan 2010 2
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> System Administration Commands reboot(1M)
>>>>
>>>>
>>>>
>>>> behavior as denoted by the config/fastreboot_default
>>>> property setting in system/boot-config service.
>>>>
>>>> The -p and -f options are mutually exclusive.
>>>>
>>>>
>>>> -q
>>>>
>>>> Quick. Reboot quickly and ungracefully, without shutting
>>>> down running processes first.
>>>>
>>>>
>>>> OPERANDS
>>>> The following operands are supported:
>>>>
>>>> boot_arguments
>>>>
>>>> An optional boot_arguments specifies arguments to the
>>>> uadmin(2) function that are passed to the boot program
>>>> and kernel upon restart. The form and list of arguments
>>>> is described in the boot(1M) and kernel(1M) man pages..
>>>> If the arguments are specified, whitespace between them
>>>> is replaced by single spaces unless the whitespace is
>>>> quoted for the shell. If the boot_arguments begin with a
>>>> hyphen, they must be preceded by the -- delimiter (two
>>>> hyphens) to denote the end of the reboot argument list.
>>>>
>>>>
>>>> EXAMPLES
>>>> Example 1 Passing the -r and -v Arguments to boot
>>>>
>>>>
>>>> In the following example, the delimiter -- (two hyphens)
>>>> must be used to separate the options of reboot from the
>>>> arguments of boot(1M).
>>>>
>>>>
>>>> example# reboot -dl -- -rv
>>>>
>>>>
>>>>
>>>> Example 2 Rebooting Using a Specific Disk and Kernel
>>>>
>>>>
>>>> The following example reboots using a specific disk and ker-
>>>> nel.
>>>>
>>>>
>>>> example# reboot disk1 kernel.test/unix
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> SunOS 5.11 Last change: 26 Jan 2010 3
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> System Administration Commands reboot(1M)
>>>>
>>>>
>>>>
>>>> Example 3 Fast Rebooting
>>>>
>>>>
>>>> The following examples use the -f option to perform fast
>>>> reboots.
>>>>
>>>>
>>>>
>>>> If the service svc:/system/boot-config:default is enabled
>>>> and property config/fastreboot_default is set to true, the
>>>> -f option can be omitted.
>>>>
>>>>
>>>>
>>>> On an x86 system, the following command reboots to the
>>>> default entry in the GRUB (see grub(5)) menu file menu.lst.
>>>>
>>>>
>>>> example# reboot -f
>>>>
>>>>
>>>>
>>>>
>>>> The following command reboots to another UFS root disk.
>>>>
>>>>
>>>> example# reboot -f -- '/dev/dsk/c1d0s0'
>>>>
>>>>
>>>>
>>>>
>>>> The following command reboots to another ZFS root pool.
>>>>
>>>>
>>>> example# reboot -f -- 'rpool/ROOT/root2'
>>>>
>>>>
>>>>
>>>>
>>>> The following command reboots to mykernel on the same disk
>>>> with -k option.
>>>>
>>>>
>>>> example# reboot -f -- '/platform/i86pc/mykernel/amd64/unix -k'
>>>>
>>>>
>>>>
>>>>
>>>> The following command reboots to mykernel off another root
>>>> disk mounted on /mnt.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> SunOS 5.11 Last change: 26 Jan 2010 4
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> System Administration Commands reboot(1M)
>>>>
>>>>
>>>>
>>>> example# reboot -f --
>>>> '/mnt/platform/i86pc/mykernel/amd64/unix -k'
>>>>
>>>>
>>>>
>>>>
>>>> The following command reboots to
>>>> /platform/i86pc/kernel/$ISADIR/unix on another boot environ-
>>>> ment named second_root.
>>>>
>>>>
>>>> example# reboot -f -e second_root
>>>>
>>>>
>>>>
>>>>
>>>> The following command reboots to the same kernel with -kv
>>>> options.
>>>>
>>>>
>>>> example# reboot -f -- '-kv'
>>>>
>>>>
>>>>
>>>>
>>>> The following commands disable the fast-reboot-by-default
>>>> behavior.
>>>>
>>>>
>>>> example# svccfg -s "system/boot-config:default" \
>>>> setprop config/fastreboot_default=false
>>>> example# svcadm refresh svc:/system/boot-config:default
>>>>
>>>>
>>>>
>>>>
>>>> The following commands re-enable the fast-reboot-by-default
>>>> behavior.
>>>>
>>>>
>>>> example# svccfg -s "system/boot-config:default" \
>>>> setprop config/fastreboot_default=true
>>>> example# svcadm refresh svc:/system/boot-config:default
>>>>
>>>>
>>>>
>>>> Example 4 Rebooting to a Particular GRUB Menu
>>>>
>>>>
>>>> The following commands will reboot to entry 2 in the GRUB
>>>> menu.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> SunOS 5.11 Last change: 26 Jan 2010 5
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> System Administration Commands reboot(1M)
>>>>
>>>>
>>>>
>>>> example# bootadm list-menu
>>>> the location for the active GRUB menu is:
>>>> /rpool/boot/grub/menu.lst
>>>> default 0
>>>> timeout 10
>>>> 0 zfsbe1
>>>> 1 zfsbe1 failsafe
>>>> 2 zfsbe2
>>>> 3 zfsbe2 Solaris xVM
>>>> 4 zfsbe2 failsafe
>>>> example# reboot 2
>>>>
>>>>
>>>>
>>>> FILES
>>>> /var/adm/wtmpx
>>>>
>>>> login accounting file
>>>>
>>>>
>>>> ATTRIBUTES
>>>> See attributes(5) for descriptions of the following attri-
>>>> butes:
>>>>
>>>>
>>>>
>>>> ____________________________________________________________
>>>> | ATTRIBUTE TYPE | ATTRIBUTE VALUE |
>>>> |_____________________________|_____________________________|
>>>> | Availability | SUNWcsu |
>>>> |_____________________________|_____________________________|
>>>>
>>>>
>>>> SEE ALSO
>>>> mdb(1), boot(1M), dumpadm(1M), fsck(1M), halt(1M), init(1M),
>>>> kernel(1M), shutdown(1M), svcadm(1M), svccfg(1M), sync(1M),
>>>> syslogd(1M), sync(2), uadmin(2), reboot(3C), attributes(5),
>>>> grub(5)
>>>>
>>>> NOTES
>>>> The reboot utility does not execute the scripts in
>>>> /etc/rcnum.d or execute shutdown actions in inittab(4). To
>>>> ensure a complete shutdown of system services, use
>>>> shutdown(1M) or init(1M) to reboot a Solaris system.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> SunOS 5.11 Last change: 26 Jan 2010 6
>>
>
