Domains on Sun Fire 3800/4800/4810/4900/6800/6900 Systems May Experience a Domain Pause

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Domains on Sun Fire 3800/4800/4810/4900/6800/6900 systems  ... see below for details:

1. Impact

Domains on Sun Fire 3800/4800/4810/4900/6800/6900 systems with memory configurations of 1-way, 2-way or 4-way interleaving may experience a Domain pause.

2. Contributing Factors

This issue can occur on the following platforms:

SPARC Platform

• Sun Fire 3800/4800/4810/4900/6800/6900

Platforms configured with two domains in one segment may experience this issue.

3. Symptoms

Should the described issue occur, messages similar to the following may be captured to the system controller logs or output to the domain console:

    /partition1/domain0/SB1/ar0:
          L2CheckError[0x6150] : 0x00008060
                              FE [15:15] : 0x1
                      INCSyncErr [08:05] : 0x3 Ports [9:6] incoming 
    mismatched against internal expected incoming

    DATE TIME Sys_Name Domain-C.SC: [ID 935892 local0.error] [AD]
    Event: SF6800
             CSN: 223H3028 DomainID: C ADInfo: 1.SCAPP.15.3
             Time: Wed Jan 07 12:52:39 PST 2004
             FRU-List-Count: 0; FRU-PN:  ; FRU-SN:  ; FRU-LOC: UNRESOLVED
             Recommended-Action: Service action required

Error messages can be retrieved by running the "showlogs -d <domain>" command. The example below searches domain C's message log for "L2CheckError" entries:

    SC-Name:SC> showlogs -d c
    Dec 29 10:23:51 fada1h6802p Domain-C.SC: [ID 272780 local5.error] ArAsic
    reported first error on /N0/SB1
    Dec 29 10:23:51 fada1h6802p Domain-C.SC: [ID 807371 local5.error]
    /partition1/domain0/SB1/ar0:
        L2CheckError[0x6150] : 0x00608060
            AccIncSyncErr [24:21] : 0x3 accumulated incoming mismatch
                       FE [15:15] : 0x1
               INCSyncErr [08:05] : 0x3 Ports [9:6] incoming mismatched
    against internal expected incoming

    Dec 29 10:23:51 fada1h6802p Domain-C.SC: [ID 628853 local5.error] ArAsic
    reported first error on /N0/IB7
    Dec 29 10:23:51 fada1h6802p Domain-C.SC: [ID 829016 local5.error]
    /partition1/domain0/IB7/ar0:
        L2CheckError[0x6150] : 0x06068606
              CMDVSyncErr [12:09] : 0x3 Ports [9:6] command valid
    mismatched against internal expected command valid
              PreqSyncErr [04:01] : 0x3 Ports [9:6] prereq mismatched
    against internal expected prereq
           AccCMDVSyncErr [28:25] : 0x3 accumulated valid command mismatch
                       FE [15:15] : 0x1
           AccPreqSyncErr [20:17] : 0x3 accumulated prerequisite mismatch

    Dec 29 10:23:51 fada1h6802p Domain-C.SC: [ID 436815 local5.error] [AD]
    Event: SF6800
         CSN: 313H3174 DomainID: C ADInfo: 1.SCAPP.15.3
         Time: Mon Dec 29 10:23:51 CST 2003
         FRU-List-Count: 0; FRU-PN:  ; FRU-SN:  ; FRU-LOC: UNRESOLVED
         Recommended-Action: Service action required

4. Workaround

To work around the described issue, upgrade to 5.17.3 or 5.18.0 AND avoid memory configurations resulting in 1-way, 2-way or 4-way interleaving.

5. Resolution

There are no further updates planned for this Sun Alert document. If
you need additional assistance regarding this issue, please contact Sun
Services.

This Sun Alert notification is being provided to you on an "AS IS" basis. This Sun Alert notification may contain information provided by third parties. The issues described in this Sun Alert notification may or may not impact your system(s). Sun makes no representations, warranties, or guarantees as to the information contained herein. ANY AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE HEREBY DISCLAIMED. BY ACCESSING THIS DOCUMENT YOU ACKNOWLEDGE THAT SUN SHALL IN NO EVENT BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES THAT ARISE OUT OF YOUR USE OR FAILURE TO USE THE INFORMATION CONTAINED HEREIN. This Sun Alert notification contains Sun proprietary and confidential information. It is being provided to you pursuant to the provisions of your agreement to purchase services from Sun, or, if you do not have such an agreement, the Sun.com Terms of Use. This Sun Alert notification may only be used for the purposes contemplated by these agreements.

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Modification History

02-Apr-2008: no further updates. Resolved

Date: 16-DEC-2004

• Update information and add 3800/4800/4810/4900/6800/6900 systems to Synopsis and Contributing Factors

Date: 17-AUG-2004

• Changed focus of content to outline "4 way interleave" process

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