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Clean up the newly updated iscsi-client script

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configs/boot/iscsi-client.rcS:
    Clean up the newly updated iscsi-client script.
    Reduce the writeback period so writes occur more frequently.

--HG--
extra : convert_revision : 21c84f781c6537b28c753291561d23c2d0144627
This commit is contained in:
Nathan Binkert 2005-11-22 13:33:28 -05:00
parent 6da93ea526
commit 61f59f639c
1 changed files with 17 additions and 22 deletions
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39
configs/boot/iscsi-client.rcS
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@ -29,7 +29,7 @@ echo "524287" > /proc/sys/net/core/wmem_max
echo "524287" > /proc/sys/net/core/optmem_max
echo "300000" > /proc/sys/net/core/netdev_max_backlog
echo "131072" > /proc/sys/fs/file-max
echo "10" > /proc/sys/vm/dirty_writeback_centisecs
echo "1" > /proc/sys/vm/dirty_writeback_centisecs
echo "done."
cat > /etc/initiatorname.iscsi <<EOF
@ -71,37 +71,32 @@ echo "/sbin/hotplug" > /proc/sys/kernel/hotplug
/sbin/insmod /modules/scsi_transport_iscsi.ko
/sbin/insmod /modules/iscsi_tcp.ko
# Create /dev/iscsictl
if [ ! -f /dev/iscsictl ]; then
while read major device
do
if [ "$device" == "iscsictl" ]; then
mknod /dev/$device c $major 0
fi
done < /proc/devices
fi
echo -n "Starting iscsid..."
echo "Starting iscsid..."
/iscsi/iscsid -f &
echo -n "Waiting for server..."
echo "Waiting for server..."
/usr/bin/netcat -c -l -p 8000
echo -n "Attaching target..."
echo "Attaching target..."
/iscsi/iscsiadm -m discovery -t st -p 192.168.0.1
/iscsi/iscsiadm -m node -r a0c049 --login
echo "done."
sleep 5
echo -n "Starting aio benchmark..."
/benchmarks/aio_bench/aio-bench -n 8 -s 8 -r .666 -c 8 -i 4000 -C 500 /dev/sda
# very unstable /benchmarks/aio_bench/aio-bench -n 8 -s 5120 -r .666 -c 20 -i 3000 /dev/sda
# very unstable /benchmarks/aio_bench/aio-bench -n 8 -s 8 -r 0 -c 20 -i 3000 /dev/sda
# stable 960 Mbps /benchmarks/aio_bench/aio-bench -n 8 -s 8 -r 1 -c 20 -i 3000 /dev/sda
# very unstable /benchmarks/aio_bench/aio-bench -n 8 -s 1024 -r 1 -c 20 -i 3000 /dev/sda
# stable ~1.5 Gbps /benchmarks/aio_bench/aio-bench -n 16 -s 32 -r 1 -c 50 -i 3000 /dev/sda
# stable ~1.5 Gbps /benchmarks/aio_bench/aio-bench -n 50 -s 32 -r 1 -c 50 -i 3000 /dev/sda
#PARAMS="-n 8 -s 8 -r .666 -c 50" # lisa default
#PARAMS="-n 8 -s 5120 -r .666 -c 20" # very unstable
#PARAMS="-n 8 -s 8 -r 0 -c 20" # very unstable
#PARAMS="-n 8 -s 8 -r 1 -c 20" # stable 960 Mbps
#PARAMS="-n 8 -s 1024 -r 1 -c 20" # very unstable
#PARAMS="-n 16 -s 32 -r 1 -c 50" # stable ~1.5 Gbps
#PARAMS="-n 50 -s 32 -r 1 -c 50" # stable ~1.5 Gbps
PARAMS="-n 50 -s 8 -r .666 -c 50"
COMMAND="/benchmarks/aio_bench/aio-bench $PARAMS -i 1000000 -C 50000 /dev/sda"
echo "Starting aio benchmark..."
echo $COMMAND
eval $COMMAND
echo "starting bash shell..."
/bin/bash