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21 lines
498 B
21 lines
498 B
12 years ago
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digraph uploading {
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node [shape=box];
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subgraph user_space {
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rank=same;
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"disk cache" -> "send buffer" [label="copy into peer's send buffer (copy)"]
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"send buffer" -> "encrypted send buffer" [label="encrypt in-place (no copy)" style=dashed];
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}
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subgraph kernel {
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rank=same;
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"kernel page cache";
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"socket kernel buffer"
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}
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"encrypted send buffer" -> "socket kernel buffer" [label="write() to socket (copy)"];
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"kernel page cache" -> "disk cache" [label="read() from file (copy)"]
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}
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