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@@ -39,19 +39,18 @@ B = 256
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N_MAX = 1<<20
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M_MAX = 72
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-# Typical EPC sizes are slightly less than a power of 2.
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-# For 1<<20 clients and 72 servers, we need 4.25 GiB of EPC and 20 GiB
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+# For 1<<20 clients and 72 servers, we need 3.65 GiB of EPC and 20 GiB
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# of free RAM.
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# If we don't have that, abort, unless the SHRINK_TO_MEM env var is set
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# to 1, in which case perform smaller experiments that should fit in the
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# available resources.
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-if epc_gib < 4.25 or free_gib < 20:
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+if epc_gib < 3.65 or free_gib < 20:
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shrink_to_mem = \
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os.getenv("SHRINK_TO_MEM", '0').lower() in ('true', '1', 't')
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if not shrink_to_mem:
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- if epc_gib < 4.25:
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+ if epc_gib < 3.65:
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print(f"""
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-*** Available EPC appears to be {epc_gib:.2f} GiB; 4.25 GiB is
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+*** Available EPC appears to be {epc_gib:.2f} GiB; 3.65 GiB is
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*** needed to run the full set of experiments.
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""")
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if free_gib < 20:
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@@ -64,12 +63,13 @@ if epc_gib < 4.25 or free_gib < 20:
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*** experiments that should fit in the available resources.
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""")
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sys.exit(1)
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- if epc_gib > 3.9 and free_gib > 14:
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+ # Typical EPC sizes are slightly less than a power of 2.
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+ if epc_gib > 1.9 and free_gib > 14:
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N_MAX = 1<<19
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- M_MAX = 72
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- elif epc_gib > 1.9 and free_gib > 7.5:
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- N_MAX = 1<<18
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M_MAX = 64
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+ elif epc_gib > 0.9 and free_gib > 7.5:
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+ N_MAX = 1<<18
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+ M_MAX = 36
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elif epc_gib > 0.9 and free_gib > 4.2:
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N_MAX = 1<<17
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M_MAX = 48
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