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smp_rep_phy_err_log - invoke REPORT PHY ERROR LOG SMP function

Authors

       Written by Douglas Gilbert.

Conforming To

       The  SMP  REPORT  PHY ERROR LOG function was introduced in SAS-1 .  The "Expander change count" field was
       added in SAS-2 .

Description

       Sends a SAS Serial Management Protocol (SMP) REPORT PHY ERROR LOG function request to an SMP target.  The
       SMP target is identified by the SMP_DEVICE and the SAS_ADDR. Depending on the interface, the SAS_ADDR may
       be  deduced  from  the SMP_DEVICE. The mpt interface uses SMP_DEVICE to identify a HBA (an SMP initiator)
       and needs the additional ,N to differentiate between HBAs if there are multiple present.

Name

       smp_rep_phy_err_log - invoke REPORT PHY ERROR LOG SMP function

Notes

       Similar  information  is maintained for SAS SSP target phys (e.g. on a SAS disk). It can be obtained from
       the Protocol Specific Port log page with the sg_logs utility.

       Similar information may be obtained for SAS initiator phys (e.g. on a SAS HBA). As an  example  in  Linux
       2.6.28  error  information  can  be  found in this directory /sys/class/sas_phy/phy-4:0 (for the phy 0 in
       SCSI/SAS host 4).

       Similar information may be obtained for SATA device phys (e.g. on a SATA disk). If there is a  SAT  layer
       between OS and the SATA device then the sg_sat_phy_event utility can fetch the information.

Options

       Mandatory arguments to long options are mandatory for short options as well.

       -h, --help
              output the usage message then exit.

       -H, --hex
              output the response (less the CRC field) in hexadecimal.

       -I, --interface=PARAMS
              interface specific parameters. In this case "interface" refers to the path through  the  operating
              system to the SMP initiator. See the smp_utils man page for more information.

       -p, --phy=ID
              phy identifier. ID is a value between 0 and 254. Default is 0.

       -r, --raw
              send the response (less the CRC field) to stdout in binary. All error messages are sent to stderr.

       -s, --sa=SAS_ADDR
              specifies the SAS address of the SMP target device. Typically this is an expander. This option may
              not be needed if the SMP_DEVICE has the target's SAS address within it. The SAS_ADDR is in decimal
              but  most SAS addresses are shown in hexadecimal. To give a number in hexadecimal either prefix it
              with '0x' or put a trailing 'h' on it.

       -v, --verbose
              increase the verbosity of the output. Can be used multiple times

       -V, --version
              print the version string and then exit.

       -z, --zero
              zero the Allocated Response Length field in the request. This option also zeros the Request Length
              field in the request. This is required for strict SAS-1.1 compliance. However this  option  should
              not be given in SAS-2 and later; if it is given an abridged response may result.

Reporting Bugs

       Report bugs to <dgilbert at interlog dot com>.

See Also

smp_utils,smp_phy_control(smp_utils),sg_logs(sg3_utils),sg_sat_phy_event(sg3_utils)

smp_utils-0.96                                      May 2011                              SMP_REP_PHY_ERR_LOG(8)

Synopsis

smp_rep_phy_err_log  [--help] [--hex] [--interface=PARAMS] [--phy=ID] [--raw] [--sa=SAS_ADDR] [--verbose]
       [--version] [--zero] SMP_DEVICE[,N]

See Also