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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
       appropriate,  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
       Solaris 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-
           notify: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
           attributes(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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