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@@ -13,7 +13,7 @@ When using StarPU, one may need to store more data than what the main memory
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disk and to use it.
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The principle is that one first registers a disk location, seen by StarPU as
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-a <c>void*</c>, which can be for instance a Unix path for the stdio or unistd case,
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+a <c>void*</c>, which can be for instance a Unix path for the stdio, unistd or unistd_o_direct case,
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or a database file path for a leveldb case, etc. The disk backend opens this
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place with the plug method.
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@@ -48,6 +48,8 @@ export STARPU_DISK_SWAP_BACKEND=unistd
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export STARPU_DISK_SWAP_SIZE=200
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\endverbatim
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+The backend can be set to stdio, unistd, unistd_o_direct, or leveldb.
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+
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When the register function is called, StarPU will benchmark the disk. This can
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take some time.
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