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fmd(8)

fmd(8)                  System Administration Commands                  fmd(8)

NAME
       fmd - fault manager daemon

SYNOPSIS
       /usr/lib/fm/fmd/fmd [-V] [-f file] [-o opt=val] [-R dir]

DESCRIPTION
       fmd is a daemon that runs in the background on each Solaris system. fmd
       receives  telemetry  information  relating  to problems detected by the
       system software, diagnoses  these  problems,  and  initiates  proactive
       self-healing  activities  such as disabling faulty components. When ap‐
       propriate, the fault manager also sends a  message  to  the  syslogd(8)
       service  to  notify  an administrator that a problem has been detected.
       The message directs administrators to a knowledge article  on  Oracle's
       website,  https://support.oracle.com/  ,  which explains more about the
       problem impact and appropriate responses.


       Each problem diagnosed by the fault manager  is  assigned  a  Universal
       Unique  Identifier (UUID). The UUID uniquely identifies this particular
       problem across any set of systems. The fmdump(8) utility can be used to
       view the list of problems diagnosed by the fault  manager,  along  with
       their  UUIDs  and  knowledge  article message identifiers. The fmadm(8)
       utility can be used to view the resources on the system believed to  be
       faulty.  The fmstat(8) utility can be used to report statistics kept by
       the fault manager. The fault manager is started automatically when  So‐
       laris boots, so it is not necessary to use the fmd command directly.

   Notification Services
       syslog (package system/fault-management)

           The  standard  notification mechanism for new diagnoses is by means
           of syslog, using the syslog-msgs  fmd module delivered in the  same
           package as fmd itself.

           By  default,  only  new  problem diagnoses are messaged by means of
           syslog-msgs, using the syslog facility and severity  as  listed  in
           the table below. An administrator can use svccfg(8) to request that
           other  events  in  the  problem  resolution  lifecycle are messaged
           through syslog-msgs:


             # svccfg setnotify event syslog:{active|inactive}

           See svccfg(8) for additional detail.

             Event                Disposition Facility        Severity
             --------------- ---------------- --------------- -------------
             problem-diagnosed       active   LOG_DAEMON      LOG_ERR
             problem-updated         inactive LOG_DAEMON      LOG_NOTICE
             problem-repaired        inactive LOG_DAEMON      LOG_NOTICE
             problem-resolved        inactive LOG_DAEMON      LOG_NOTICE



       Email (package system/fault-management/smtp-notify)

           Notification by means of email is an option for which an additional
           package must be installed. The SMF service, svc:/system/fm/smtp-no‐
           tify:default, is delivered by means of  the  package  system/fault-
           management/smtp-notify  and  notification preferences configured by
           means of svccfg(8). See smtp-notify(8) for additional detail.  Note
           that  in  addition  to configuring notification preferences for the
           problem lifecycle events listed above  (problem-diagnosed,  and  so
           forth)  this  mechanism can also be configured through svccfg(8) to
           provide notification of SMF instance  state  transition  and  other
           events.


       SNMP (package system/fault-management/snmp-notify)

           Notification  of new events using SNMP traps is an option delivered
           by the  package  system/fault-management/snmp-notify.  The  service
           svc:/system/fm/snmp-notify:default  is responsible for raising SNMP
           traps for problem lifecycle and other designated events  (including
           SMF  instance state transition events, if so configured). See snmp-
           notify(8) for additional detail.


   Global and Non-Global Solaris Zones
       The fault manager service svc:/system/fmd:default service is configured
       in both global and non-global Solaris zones. In non-global zones, vari‐
       ous hardware-oriented fault manager modules are not delivered, so it is
       a cut-down fault manager that runs there. In  a  non-global  zone,  the
       fault manager is focused on software events.

OPTIONS
       The following options are supported

       -f file

           Read the specified configuration file prior to searching for any of
           the default fault manager configuration files.


       -o opt=value

           Set  the  specified  fault  manager  option to the specified value.
           Fault manager options are currently a Private  interface;  see  at‐
           tributes(7) for information about Private interfaces.


       -R dir

           Use the specified root directory for all pathnames evaluated by the
           fault manager, instead of the default root (/).


       -V

           Print the fault manager's version to stdout and exit.


EXIT STATUS
       The following exit values are returned:

       0    Successful completion


       1    An  error occurred which prevented the fault manager from initial‐
            izing, such as failure to open the telemetry transport.


       2    Invalid command-line options were specified.


FILES
       /etc/fm/fmd        Fault manager configuration directory


       /usr/lib/fm/fmd    Fault manager library directory


       /var/fm/fmd        Fault manager log directory


ATTRIBUTES
       See attributes(7) for descriptions of the following attributes:

       tab() box; cw(2.75i) |cw(2.75i) lw(2.75i) |lw(2.75i) ATTRIBUTE  TYPEAT‐
       TRIBUTE VALUE _ Availabilitysystem/fault-management _ Interface Stabil‐
       ityCommitted


SEE ALSO
       svcs(1),  attributes(7),  smf(7), fmadm(8), fmdump(8), fmstat(8), smtp-
       notify(8), snmp-notify(8), svccfg(8), syslogd(8)


       https://support.oracle.com/msg/


       Managing Faults, Defects, and Alerts in Oracle Solaris 11.4

NOTES
       The Fault Manager  is  managed  by  the  service  management  facility,
       smf(7), under the service identifier:

          svc:/system/fmd:default



       The service's status can be queried using the svcs(1) command. Adminis‐
       trators should not disable the Fault Manager service.

Oracle Solaris 11.4               11 May 2021                           fmd(8)
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