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通过FC端口从磁带进行NDMP还原速度非常慢

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7
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Public
Votes:
0
Category:
ndmp
Specialty:
SAN
Last Updated:

适用场景

  • ONTAP 9
  • 网络数据管理协议(NDMP)

问题描述

  • 从磁带通过FC端口到节点的NDMP还原性能非常慢;其他节点的还原速度正常
  • Backup Logs开始、还原似乎未进展到第3阶段
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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