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vpscore_test.sh
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vpscore_test.sh
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#!/bin/bash
echo "Must be care that not to use network proxy to avoid abnormal!"
[ "$1" = "-h" ] && {
echo './vpscore_test.sh [-h|-y|-n] <remote> <threads>
-h display this help
-y test all
-n not tess MEM_EAT and Backtrace
<remote> the remote server link, format is: user@addr:port
<threads> number of test threads'
exit
}
answer=
[ "$1" = "-y" -o "$1" = "-Y" ] && answer=y
[ "$1" = "-n" -o "$1" = "-N" ] && answer=n
ans=$answer
if [ "$2" = "-local" ]; then
mysshport=22
myserver=127.0.0.1
username=$USER
logmyserver="bash -c"
elif [ -n "$2" ]; then
mysshport=${2##*:}
myserver=${2%:*}
username=${myserver%%@*}
myserver=${myserver#*@}
logmyserver="ssh $username@$myserver -p $mysshport"
fi
[ -z "$username" -o -z "$myserver" -o -z "$mysshport" ] && {
read -p "please input you server address:port ? " myserver
read -p "please input you server username? " username
mysshport=${myserver##*:}
myserver=${myserver%:*}
logmyserver="ssh $username@$myserver -p $mysshport"
}
threads=$($logmyserver "cat /proc/cpuinfo | grep processor| wc -l")
[ -n "$3" ] && expr "$3" + 0 &>/dev/null && threads="$3"
checkcmd_install='
while [ $# -gt 0 ]; do
if ! which $1 >/dev/null 2>&1; then
if ! ls /usr/sbin/$1 >/dev/null 2>&1; then
if [[ "$(cat /proc/version)" =~ Debian ]]; then
sudo apt install $1
else
echo "You have not install pkg: $1"
exit 1
fi
fi
fi
shift
done
'
# 检查本地运行需要的软件包
bash -c "$checkcmd_install" @ curl grep awk
[ $? -ne 0 ] && exit 1
# 检查远程服务器需要的软件包
IFS='' read -r -d '' SSH_COMMAND <<EOT
function checkcmd_install {$checkcmd_install}
checkcmd_install grep openssl bc wget
if [ -e test.dd ]; then
echo "The test.dd is in your home, please move it!"
exit 1
fi
EOT
$logmyserver -t "$SSH_COMMAND"
[ $? -ne 0 ] && exit 1
function deal_unit ()
{
awk '{
for(i=1;i<=NF;i++){
val=$i+0;
where=match($i,"[^0-9.]");
if(where!=0){
unit=substr($i,where,1);
if(unit ~ "[Kk]")val*=1024;
if(unit ~ "[Mm]")val*=1024*1024;
if(unit ~ "[Gg]")val*=1024*1024*1024;
}
printf("%f\n",val);
}
}'
}
# 综合测试服务器的性能并输出评分
# muticpu*cbrt(onecpu)*y(centermem)*y(diskseq)*q(netdelay)
# y=(x/m)^mk,x<=m;;2-(m/x)^mk,x>m
# q=2-(x/m)^mk,x<=m;;(m/x)^mk,x<=2m;;(m/x)^((x-m)/m),x>2m
# 丢包率p,延迟t,那么平均响应T=t*(5/(1-p)-4)
echo "--------------------- Linux VPS simple benchmark ---------------------"
# 测试单核CPU性能,处理数据越多性能越强
single_cpu=$($logmyserver "openssl speed -bytes 16384 -seconds 3 md5" 2>/dev/null | grep "^md5")
single_cpu=$(echo "$single_cpu" | awk '{print $2}' | deal_unit)
echo "Single CPU: md5 $(numfmt --to=iec --format=%.4f $single_cpu)/s"
# 测试多核CPU性能,数字越大性能越强
IFS='' read -r -d '' SSH_COMMAND <<EOT
(for((i=0;i<$threads;i++)); do
time -p (echo "scale=5000; 4*a(1)" | bc -l >/dev/null) 2>> test.dd &
done;wait)
cat test.dd | grep real | awk '{a+=1/\$2}END{printf("%f\n",a*100)}' && rm test.dd
EOT
multi_cpu=$($logmyserver "$SSH_COMMAND")
echo "Multiple CPU: bc_pi $multi_cpu"
[ -z "$answer" ] && {
read -p "MEM_EAT must test on the new machine to avoid anomalies!
Do you need to perform this test? (N|y) " ans
}
if [ "$ans" = y -o "$ans" = Y ]; then
# 测试能够获取到多少真实内存,请在初始系统下测试
IFS='' read -r -d '' SSH_COMMAND <<'EOT'
(function mem_bin_search {
j=$[($1+$2)/2]
[ $1 = $j ] && {
echo "you could eat ${i}M memory!"
return
}
if dd if=/dev/zero of=/dev/null bs=${j}M count=1 2>/dev/null; then
mem_bin_search $j $2
else
mem_bin_search $1 $j
fi
}
sudo swapoff -a
for ((i=64;;i+=i)); do
dd if=/dev/zero of=/dev/null bs=${i}M count=1 2>/dev/null || break
done
mem_bin_search $[$i/2] $i
sudo swapon -a)
EOT
$logmyserver -t "$SSH_COMMAND"
fi
# 测试单核MEM性能,真实读或写性能是此数值的两倍多点
single_mem=$($logmyserver "dd if=/dev/zero of=/dev/zero bs=128M count=500" 2>&1 | grep copied)
single_mem=$(echo "$single_mem" | awk '{print $(NF-1) $NF}' | deal_unit)
echo "Single MEM: dd $(numfmt --to=iec --format=%.4f $single_mem)/s"
# 测试多核MEM性能,数字越大性能越强
IFS='' read -r -d '' SSH_COMMAND <<EOT
(for((i=0;i<$threads;i++)); do
(dd if=/dev/zero of=/dev/zero bs=128M count=500 2>&1 | grep copied) >> test.dd &
done;wait)
cat test.dd | awk '{print \$(NF-1) toupper(substr(\$NF,1,1))}' | numfmt --from=iec | awk '{s+=\$1}END{printf("%f\n",s)}' && rm test.dd
EOT
multi_mem=$($logmyserver "$SSH_COMMAND")
echo "Multiple MEM: dd $(numfmt --to=iec --format=%.4f $multi_mem)/s"
# 测试CPU、内存、管道,综合性能
echo -n "Compose CPU,MEM,pipe: "
$logmyserver "dd if=/dev/zero bs=128M count=100 | md5sum" 2>&1 | grep copied
# 测试硬盘连续写入性能
disk_write=$($logmyserver "dd if=/dev/zero of=test.dd bs=1M count=2048 conv=fdatasync" 2>&1 | grep copied)
disk_write=$(echo "$disk_write" | awk '{print $(NF-1) $NF}' | deal_unit)
echo "Disk write: dd $(numfmt --to=iec --format=%.4f $disk_write)/s"
# 测试硬盘连续读取性能
disk_read=$($logmyserver "dd if=test.dd of=/dev/zero bs=1M count=2048 iflag=direct && rm test.dd" 2>&1 | grep copied)
disk_read=$(echo "$disk_read" | awk '{print $(NF-1) $NF}' | deal_unit)
echo "Disk read: dd $(numfmt --to=iec --format=%.4f $disk_read)/s"
# 测试服务器延迟和丢包率,$myserver是目的地公网IP地址
ping_cmd='ping $@'
cat /proc/version | grep -E "MINGW|MSYS" && {
# 在MSYS环境中使用ping3命令代替
if ! ls /usr/bin/ping3 >/dev/null 2>&1; then
pacman -S --needed python python-pip
python3 -m pip install ping3
fi
pacman -S --needed expect # 提供unbuffer以取消管道缓存
IFS='' read -r -d '' ping_cmd <<'EOT'
eval addr=\${$#}
unbuffer ping3 $@ | awk -v addr=$addr 'BEGIN{time=systime();rtt_min=2147483647;rtt_max=0} {
print $0;
if(index($0,"Timeout")!=0)loss++;
else{
reach++;
cur_rtt=$NF+0;
if(cur_rtt<rtt_min)rtt_min=cur_rtt;
if(cur_rtt>rtt_max)rtt_max=cur_rtt;
sum_rtt+=cur_rtt;
sum_rttsqr+=cur_rtt*cur_rtt;
}
count++;
} END{
time=(systime()-time)*1000;
loss=loss/count*100;
rtt_avg=sum_rtt/reach;
rtt_mdev=sum_rttsqr/reach;
rtt_mdev=sqrt(rtt_mdev-rtt_avg*rtt_avg);
printf("\n--- %s ping statistics ---\n",addr);
printf("%d packets transmitted, %d received, %.2f%% packet loss, time %dms\n",count,reach,loss,time);
printf("rtt min/avg/max/mdev = %d/%.2f/%d/%.2f ms\n",rtt_min,rtt_avg,rtt_max,rtt_mdev);
}'
EOT
}
ping_delay=$(bash -c "$ping_cmd" @ -c 100 -i 0.01 $myserver | tail -n 3)
echo "Ping echo: $ping_delay"
ping_loss=$(echo "$ping_delay" | grep loss | awk -F , '{print $3+0}')
ping_delay=$(echo "$ping_delay" | grep rtt | awk -F / '{print $5}')
[ -z "$answer" ] && {
read -p "Backtrace route test will clear screen and download from Internet!
Do you need to perform this test? (N|y) " ans
}
if [ "$ans" = y -o "$ans" = Y ]; then
# 获取本地公网IP
#public_ip=$(curl cip.cc 2>/dev/null | grep IP | awk '{print $3}')
public_ip=$(curl ifconfig.me)
# 三网回程路由测试
IFS='' read -r -d '' SSH_COMMAND <<EOT
bash -c "\$(wget -qO- https://github.com/756yang/besttrace_shell/raw/master/autoBestTrace.sh)" @ $public_ip
EOT
$logmyserver -t "$SSH_COMMAND"
fi
echo "----------------------------------------------------------------------"
# 开始进行评分计算
# single_cpu, multi_cpu, multi_mem, disk_write, disk_read, ping_delay, ping_loss
# 计算CPU评分的贡献值
cpu_score=$(awk -v m=$[834*1024*1024] -v k=3 -v sc=$single_cpu -v mc=$multi_cpu 'BEGIN{printf("%f\n",mc*exp(log(sc/m)/k));exit}')
echo "CPU scores: $cpu_score"
# 计算内存评分的贡献值
mem_score=$(awk -v m=$[256*1024*1024] -v k=0.5 -v cpu=$cpu_score -v mem=$multi_mem 'BEGIN{
m*=cpu;
if(mem<=m)score=exp(k*log(mem/m));
else score=2-exp(k*log(m/mem));
printf("%f\n",score);
exit}')
echo "MEM scores: $mem_score"
# 计算磁盘评分的贡献值
disk_score=$(awk -v dread=$disk_read -v dwrite=$disk_write 'BEGIN{printf("%f\n",2*dread+dwrite);exit}')
disk_score=$(awk -v m=$[300*1024*1024] -v k=2 -v score=$disk_score 'BEGIN{
if(score<=m)score=exp(k*log(score/m));
else score=2-exp(k*log(m/score));
printf("%f\n",score);
exit}')
echo "DISK scores:$disk_score"
# 计算网络评分的贡献值
ping_delay=$(awk -v rtt=$ping_delay -v loss=$ping_loss 'BEGIN{printf("%f\n",rtt*(5/(1-loss/100)-4));exit}')
net_score=$(awk -v m=100 -v k=1 -v rtt=$ping_delay 'BEGIN{
if(rtt<=m)score=2-exp(k*log(rtt/m));
else if(rtt<=2*m)score=exp(k*log(m/rtt));
else score=exp((x-m)/m*log(m/rtt));
printf("%f\n",score);
exit}')
echo "NET scores: $net_score"
# 输出总评分
echo "----------------------------------------------------------------------"
echo -n "You remote machine scores is: "
awk -v cpu=$cpu_score -v mem=$mem_score -v disk=$disk_score -v net=$net_score 'BEGIN{print cpu*mem*disk*net;exit}'