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Revision 1.1.1.1 (vendor branch), Wed Mar 29 22:34:40 2000 UTC (17 years, 7 months ago) by n8994
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Initial checkin

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 <TITLE>buffer cache/chunk cache (cont’)</TITLE> 
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<P>Slide 16 of 38</P>
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<H2>buffer cache/chunk cache (cont’)</H2>
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<P><UL>
<LI><H2>xfs_write gets “chunk” to write
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<LI> chunk may already exist and have disk blocks
<LI> chunk may be “delayed allocate”
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<LI><H2>daemons that write buffers:
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<LI>bdflush flushes dirty buffers (calls xfs_strategy)
<LI>xfsd flushes buffers which need allocation
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<LI><H2>xfs_strategy called to write buffer
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<LI> queues for xfsd if allocation needed
<LI> writes buffer with disk storage</UL></UL></P>
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