Computing power of the whole network in 2010
BTC full network computing power 153.280eh/s, mining difficulty 21.72t, current block height 672055, theoretical income 0.00000690/t/day
the total network computing power of eth is 418.403th/s, the mining difficulty is 5380.94t, the current block height is 11923460, and the theoretical profit is 0.00709464/100mh/day
BSV network computing power is 0.544eh/s, mining difficulty is 0.08t, current block height is 675889, and theoretical income is 0.0081/t/day
BCH's whole network computing power is 1.596eh/s, mining difficulty is 0.20, the current block height is 676209, and the theoretical profit is 0.00056395/t/day<
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What does 1p mean
first of all, 1p computing power is equivalent to about 1.05 million g, which means that if you have 1g computing power of the whole network, you can get almost 1.05 million of bitcoin output of the whole network. According to the output of 3800 bitcoins per day, we can see that the daily income of 1g of computing power has dropped to 0.0036 bitcoins, which is about 2.7 yuan according to the current market price. If the electricity cost and mining machinery hardware cost are included, the profit is almost gone
secondly, 1p's whole network computing power seems amazing, but in fact, in a year's time, you will think it's just a pediatrics, because cointera will launch 2p miner in December, and bitmine will launch 4P miner in March next year. If these companies are not put in biochemical weapons by Syria, it should be expected that bitcoin's whole network computing power will reach more than 10p in a year's time, By then, 1g of computing power will only be able to dig 0.00036 bitcoins a day.
computing power refers to computing power, refers to that in the process of getting bitcoin through "mining", we need to find its corresponding solution M. for any 64 bit hash value, there is no fixed algorithm to find its solution M. we can only rely on computer random hash collisions. How many hash collisions can a mining machine do per second, is the representative of its "computing power". The unit is written as hash / s, which is the so-called proof of work mechanism (POW) strong>
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cd1:
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2. Open VMware and install RedHat Linux
3. All are ready and start network configuration
4. Let VMware network adapter VMnet8 automatically obtain IP address and DNS server address, then we open ms-doc console and execute ipconfig / all command to see the IP allocation of VMnet8
the IP address configuration of my VMware network adapter VMnet8 virtual network card is as follows: 5. Open the VMware software, select the menu VM settings, select the network card to view its properties, and set the network connection to C ustom:Special virtual network -- VMnet8(NAT) OK, return to the main interface of the software. When starting the RedHat Linux 9 system, we need to set the IP address of the virtual system to the same network segment as it (here I am 192.168.65.0, your IP address may be different, this is an IP address automatically and randomly assigned by VMware)
on the command line, you can edit the / etc / sysconfig / network scripts / ifcfg-eth0 file, The contents are as follows:
device = eth0
bootproto = none
broadcast = 192.168.65.255
IPADDR = 192.168.65.228
netmask = 255.255.255.0
Network = 192.168.65.0
onboot = yes
type = Ethernet
userctl = no
peerdns = no
gateway = 192.168.65.2
DHCP_ Hostname = 192.168.65.254
after saving the settings, reactivate eth0 port:
# service network restart
IP address can be assigned by DHCP server, because after installing VMware, there will be a virtual DHCP server virtual machine to assign IP address. This DHCP server is actually a system service, which can be assigned in the control panel & shy- Management tool & shy- I see this service in the service
in NAT mode network, the gateway of virtual machine points to 192.168. X.2, x = 65 in this paper. This is the address of virtual NAT server. It is also a server virtual machine, which can be seen in service management
6. In this way, WINXP and Linux can ping each other. If you can't Ping, see if your Windows Firewall doesn't allow ICMP
7. Next, we want another PC to be able to SSH login and access the virtual Linux system in the configured PC through LAN. Here we need to do a mapping. Open manage virtual network (in the start menu, or in the VMware interface menu). Open the NAT page and click Edit.. - port forwarding - add
host port: 22
forwarding IP address: 192.168.65.228 22