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  1. Lustre
  2. LU-4709

Can't allocate super-sequence, rc -115

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Details

    • Bug
    • Resolution: Not a Bug
    • Minor
    • None
    • None
    • None
    • Lustre 2.5.0 Development environment, system is fresh and /scratch
    • 3
    • 12946

    Description

      In setting up a Lustre 2.5.0 environment I am encountering an error.

      <normal lustre mount messages>
       23:35:56 lotus-24 kernel: LDISKFS-fs (sdk8): mounted filesystem with ordered data mode. quota=on. Opts:
      Mar  3 23:35:56 lotus-24 kernel: LDISKFS-fs (sdk8): mounted filesystem with ordered data mode. quota=on. Opts:
      Mar  3 23:35:57 lotus-24 kernel: LDISKFS-fs (sdk8): mounted filesystem with ordered data mode. quota=on. Opts:
      Mar  3 23:42:18 lotus-24 kernel: LustreError: 17341:0:(fid_handler.c:286:__seq_server_alloc_meta()) srv-testfs-OST000f: Can't allocate super-sequence, rc -115
      Mar  3 23:42:18 lotus-24 kernel: LustreError: 17341:0:(fid_handler.c:286:__seq_server_alloc_meta()) Skipped 1392 previous similar messages
      Mar  3 23:52:18 lotus-24 kernel: LustreError: 15693:0:(fid_handler.c:286:__seq_server_alloc_meta()) srv-testfs-OST0002: Can't allocate super-sequence, rc -115
      Mar  3 23:52:18 lotus-24 kernel: LustreError: 15693:0:(fid_handler.c:286:__seq_server_alloc_meta()) Skipped 1477 previous similar messages
      Mar  4 00:02:18 lotus-24 kernel: LustreError: 17341:0:(fid_handler.c:286:__seq_server_alloc_meta()) srv-testfs-OST001b: Can't allocate super-sequence, rc -115
      Mar  4 00:02:18 lotus-24 kernel: LustreError: 17341:0:(fid_handler.c:286:__seq_server_alloc_meta()) Skipped 1466 previous similar messages
      Mar  4 00:12:19 lotus-24 kernel: LustreError: 15693:0:(fid_handler.c:286:__seq_server_alloc_meta()) srv-testfs-OST0009: Can't allocate super-sequence, rc -115
      Mar  4 00:12:19 lotus-24 kernel: LustreError: 15693:0:(fid_handler.c:286:__seq_server_alloc_meta()) Skipped 1477 previous similar messages
      Mar  4 00:22:20 lotus-24 kernel: LustreError: 17341:0:(fid_handler.c:286:__seq_server_alloc_meta()) srv-testfs-OST0018: Can't allocate super-sequence, rc -115
      
      
      .....
      08:52:34 lotus-24 kernel: LustreError: 17341:0:(fid_handler.c:286:__seq_server_alloc_meta()) srv-testfs-OST0004: Can't allocate super-sequence, rc -115
      Mar  4 08:52:34 lotus-24 kernel: LustreError: 17341:0:(fid_handler.c:286:__seq_server_alloc_meta()) Skipped 1474 previous similar messages
      Mar  4 09:02:34 lotus-24 kernel: LustreError: 22775:0:(fid_handler.c:286:__seq_server_alloc_meta()) srv-testfs-OST000f: Can't allocate super-sequence, rc -115
      Mar  4 09:02:34 lotus-24 kernel: LustreError: 22775:0:(fid_handler.c:286:__seq_server_alloc_meta()) Skipped 1470 previous similar messages
      Mar  4 09:12:34 lotus-24 kernel: LustreError: 17341:0:(fid_handler.c:286:__seq_server_alloc_meta()) srv-testfs-OST0002: Can't allocate super-sequence, rc -115
      Mar  4 09:12:34 lotus-24 kernel: LustreError: 17341:0:(fid_handler.c:286:__seq_server_alloc_meta()) Skipped 1477 previous similar messages
      Mar  4 09:22:34 lotus-24 kernel: LustreError: 15693:0:(fid_handler.c:286:__seq_server_alloc_meta()) srv-testfs-OST001b: Can't allocate super-sequence, rc -115
      Mar  4 09:22:34 lotus-24 kernel: LustreError: 15693:0:(fid_handler.c:286:__seq_server_alloc_meta()) Skipped 1466 previous similar messages
      Mar  4 09:32:35 lotus-24 kernel: LustreError: 20339:0:(fid_handler.c:286:__seq_server_alloc_meta()) srv-testfs-OST0009: Can't allocate super-sequence, rc -115
      Mar  4 09:32:35 lotus-24 kernel: LustreError: 20339:0:(fid_handler.c:286:__seq_server_alloc_meta()) Skipped 1477 previous similar messages
      

      df shows all the OSTs mounted and present but trying to mount the namespace on a Client seems to reboot the systems.

      As present there are 27 or so OSTs and a MDT on this server, this same behavior is seen on pure OSSs. The Lustre targets are physically slow.

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            wc-triage WC Triage
            keith Keith Mannthey (Inactive)
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              Created:
              Updated:
              Resolved: