dd文件报错
dd文件时报错 share memory errors occurred然后检查下
oracle@hjfxdb2:/home/oracle >svmon -G
size inuse free pin virtual mmode
memory 11730944 11510947 219997 1475259 5445654 Ded
pg space 10354688 18866
work pers clnt other
pin 1129867 0 0 345392
in use 5445606 0 6065341
PageSize PoolSize inuse pgsp pin virtual
s 4 KB - 10246323 18706 459723 4180982
m 64 KB - 79039 10 63471 79042
用nmon看下
+-topas_nmon--S=WLMsubclasses----Host=hjfxdb2--------Refresh=2 secs---10:57.36----------------------------------------------------------------------------------------------------------------------+
| Memory -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Physical PageSpace | pages/secIn Out | FileSystemCache |
|% Used 98.1% 0.2%| to Paging Space 0.0 0.0 | (numperm) 51.4% |
|% Free 1.9% 99.8%| to File System 0.0 6.0 | Process 35.0% |
|MB Used 44956.2MB 72.8MB | Page Scans 0.0 | System 11.7% |
|MB Free 867.8MB 40375.2MB | Page Cycles 0.0 | Free 1.9% |
|Total(MB) 45824.0MB 40448.0MB | Page Steals 0.0 | ------ |
| | Page Faults 440.0 | Total 100.0% |
|------------------------------------------------------------ | numclient 51.4% |
|Min/Maxperm 2221MB(5%)39973MB( 87%) <--% of RAM | maxclient 87.2% |
|Min/Maxfree 960 1088 Total Virtual 84.2GB | User 83.5% |
|Min/Maxpgahead 2 8 Accessed Virtual 20.8GB 24.6%| Pinned 12.6%
问dd出这样的错,正常吗? 正常，你强制dd一次做1024M的操作，哪有那么大的buffer能装下？
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