# [OmniOS-discuss] imr_sas has no quiesce

Fábio Rabelo fabio at fabiorabelo.wiki.br
Fri Apr 12 16:25:30 EDT 2013

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    OmniOS did not recognized any hard disk attached to the controller before
    the driver installation .

    The diver are present in download section of Intel site .

    If there are a better option, how can I use it ?!?

    Fábio Rabelo

    2013/4/12 Eric Sproul <esproul at omniti.com>

    > quiesce(9E) is required for Fast Reboot, which is the default reboot
    > method.  Fast Reboot avoids going through BIOS/EFI boot by loading a
    > new copy of the kernel into memory and jumping to it, thereby saving
    > time, especially on large systems, where memory and device enumeration
    > can take 5 minutes or more.  In order to make this possible, all
    > devices must be stopped from sending interrupts or modifying memory,
    > hence quiesce().  What those messages are telling you is that those
    > drivers don't support quiesce(), which *should* be followed by a
    > reboot through BIOS/EFI.
    >
    > You can try 'reboot -p' which will force the system to boot fully
    > through hardware POST, which will avoid the attempt to quiesce.  If
    > this works for you, you can make the change permanent by altering the
    > configuration of the system/boot-config:default service:
    >
    > # svccfg -s "system/boot-config:default" \
    >        setprop config/fastreboot_default=false
    > # svcadm refresh svc:/system/boot-config:default
    >
    > Thereafter, a regular 'reboot' will work the same as 'reboot -p'.
    >
    > Note that there is a pending issue to add quiesce() to ixgbe:
    > https://www.illumos.org/issues/3708
    >
    > The message about "imr_sas" is strange, since we don't ship that
    > driver.  It is an old, closed-source driver from LSI.  Did you obtain
    > it from somewhere else?  Your card should be supported by mr_sas in
    > OmniOS bloody and in the upcoming r151006 stable release.
    >
    > Eric
    >
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