f317227b4e
cache blocks that get dmaed ARE NOT marked invalid in the caches so it's a performance issue here
src/mem/bridge.cc:
src/mem/bridge.hh:
hopefully the final hacky change to make the bus bridge work ok
--HG--
extra : convert_revision : 62cbc65c74d1a84199f0a376546ec19994c5899c
45 lines
1.3 KiB
Bash
45 lines
1.3 KiB
Bash
#!/bin/sh
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SERVER=10.0.0.1
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CLIENT=10.0.0.2
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echo "setting up network..."
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ifconfig lo 127.0.0.1
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ifconfig eth0 $CLIENT txqueuelen 1000
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echo "0" > /proc/sys/net/ipv4/tcp_timestamps
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echo "0" > /proc/sys/net/ipv4/tcp_sack
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echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_rmem
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echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_wmem
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echo "5000000 5000000 5000000" > /proc/sys/net/ipv4/tcp_mem
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echo "262143" > /proc/sys/net/core/rmem_max
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echo "262143" > /proc/sys/net/core/wmem_max
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echo "262143" > /proc/sys/net/core/rmem_default
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echo "262143" > /proc/sys/net/core/wmem_default
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echo "262143" > /proc/sys/net/core/optmem_max
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echo "100000" > /proc/sys/net/core/netdev_max_backlog
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echo -n "waiting for server..."
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netcat -c -l -p 8000
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BINARY=/benchmarks/netperf-bin/netperf
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TEST="UDP_STREAM"
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SHORT_ARGS="-l 2 -- -m 16384 -M 16384 -s 262144 -S 262144"
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#LONG_ARGS="-k16384,0 -K16384,0 -- -m 65536 -M 65536 -s 262144 -S 262144"
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SHORT="$BINARY -H $SERVER -t $TEST $SHORT_ARGS"
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LONG="$BINARY -H $SERVER -t $TEST $LONG_ARGS"
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echo "starting test..."
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echo "netperf warmup"
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echo $SHORT
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eval $SHORT
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#echo "netperf benchmark"
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#echo $LONG
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#/sbin/m5 ivlb 1
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#/sbin/m5 resetstats
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#/sbin/m5 dumpresetstats 200000000 2000000000
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#/sbin/m5 checkpoint 200000000 2000000000
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#eval $LONG
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/sbin/m5 exit
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