画面表示
Adding user `masternodes' ...
Adding new group `masternodes' (1000) ...
Adding new user `masternodes' (1000) with group `masternodes' ...
Creating home directory `/home/masternodes' ...
Copying files from `/etc/skel' ...
New password:
Retype new password:
passwd: password updated successfully
Changing the user information for masternodes
Enter the new value, or press ENTER for the default
Full Name []:
Room Number []:
Work Phone []:
Home Phone []:
Other []:
Is the information correct? [Y/n] y
masternodes@bjsoftab4:~$ sudo id
[sudo] password for masternodes:
uid=0(root) gid=0(root) groups=0(root)
masternodes@bjsoftab4:~$ sudo bash
root@bjsoftab4:~# free -m
total used free shared buff/cache available
Mem: 992 60 119 6 811 724
Swap: 0 0 0
実施例
root@bjsoftab4:~# dd if=/dev/zero of=/swapfile count=2048 bs=1M
2048+0 records in
2048+0 records out
2147483648 bytes (2.1 GB, 2.0 GiB) copied, 6.21286 s, 346 MB/s
root@bjsoftab4:~# chmod 600 /swapfile
root@bjsoftab4:~# mkswap /swapfile
Setting up swapspace version 1, size = 2 GiB (2147479552 bytes)
no label, UUID=6673ff4d-68c5-4980-85cc-b1d28beff382
root@bjsoftab4:~# swapon /swapfile
root@bjsoftab4:~# free -m
total used free shared buff/cache available
Mem: 992 60 72 6 859 740
Swap: 2047 0 2047
Charity コイン 死んでるコインだった(w 2018.09.08
OS設定、マスタノード構築手順書作成 2018.09.08
Charityコイン マスターノード報酬 2018.09.06
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