Skip to main content
NetApp Knowledge Base

One PHY status is "Rate unknown"

  1. Last updated
  2. Save as PDF
Views:
323
Visibility:
Public
Votes:
0
Category:
fas-systems
Specialty:
hw
Last Updated:

Applies to

AFF / FAS

Issue

  • From SAS-EXPANDER-PHY-STATE,one of the PHYs reports the speed as Rate unknown
Expander phy state on 0b.0 (NETAPP  :DS21212IOM12E    SHFFG1940000417):
Pwr         Invald Disprt Loss   Phy    CRC    Phy
Pwr Ccl Rsv Rls DWord  Error  Sync   Reset  Error  Change SATA
PHY/BAY STATE             ON  Cnt Cnt Cnt Count  Count  Count  Prob   Cnt    Cnt    Affiliation
------- ----------------- --- --- --- --- ------ ------ ------ ------ ------ ------ ----------------
0/P0:0 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      3      ----------------
1/P0:1 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      3      ----------------
2/P0:2 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      3      ----------------
3/P0:3 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      3      ----------------
4/P1:0 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      1      ----------------
5/P1:1 Rate unknown
6/P1:2 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      1      ----------------
7/P1:3 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      1      ----------------
  • But from sysconfig -a, PHY reports the speed as 12.0Gb/s
    slot 0: SAS Host Adapter 0b (PMC-Sierra PM8070 rev. C, SAS, <UP>)
        Firmware rev:       03.08.09.00
        Base WWN:           5:00a098:00b67f5:34
        Phy State:          [4] Enabled, 12.0 Gb/s
                            [5] Enabled, 12.0 Gb/s
                            [6] Enabled, 12.0 Gb/s
                            [7] Enabled, 12.0 Gb/s

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.