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FCポート経由でのテープからのNDMPリストアに非常に時間がかかる

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7
Visibility:
Public
Votes:
0
Category:
ndmp
Specialty:
san
Last Updated:

環境

  • ONTAP 9
  • NDMP(Network Data Management Protocol)

問題

  • FCポートを介したテープからノードへのNDMPリストアのパフォーマンスが非常に遅く、他のノードは通常のリストア速度を示しています
  • では Backup Logs、リストアはフェーズ3に進んでいないようです
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (Total P2 threads (3))
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (P2 thread 0: time (sec) ( 0), dirs processed ( 0))
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (P2 thread 1: time (sec) ( 0), dirs processed ( 1))
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (P2 thread 2: time (sec) ( 0), dirs processed ( 0))
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (VM clrimap : wait_time (sec) ( 0), lookup_time (sec) ( 0))
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (VM dumpmap : wait_time (sec) ( 0), lookup_time (sec) ( 0))
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (VM inomap : wait_time (sec) ( 0), lookup_time (sec) ( 0))
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (VM inomap : Cache hits ( 39), Cache misses ( 2))
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (VM basemap : wait_time (sec) ( 0), lookup_time (sec) ( 0))
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (VM filemap : wait_time (sec) ( 0), lookup_time (sec) ( 0))
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (VM dirmap : wait_time (sec) ( 0), lookup_time (sec) ( 0))
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (VM inotab : wait_time (sec) ( 0), lookup_time (sec) ( 0))
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (Phase 1 percent spent in reading from media: 0%
)                               /node/volume/
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (Phase 1 total time (sec): 2
)                               /node/volume/
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Log_msg (Phase 2 total time (sec): 0
)                               /node/volume/
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Tape_close (ndmp)
rst Wed Mar 1 14:41:14 CET 2023 /node/volume/ Abort (5 files, 2424 MB, 1755 secs, 1 MBps)
                        /node/volume/
rst Thu Mar 2 16:04:45 CET 2023 /node/volume/ Error (job aborted

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