storage

sudo apt install -y nvme-cli

# list devices
nvme list
 
nvme smart-log /dev/nvme0n1
 
# rescan device
for nvme in /dev/nvme[0-9]; do
    sudo nvme ns-rescan $nvme
done
 
isdct show -d DeviceStatus,Index,Firmware,FirmwareUpdateAvailable -intelssd
 
# format
https://manpages.ubuntu.com/manpages/jammy/en/man1/nvme-format.1.html
nvme format --force /dev/nvmeXn1
blkdiscard --force /dev/nvmeXn1

sudo apt install -y s3cmd

s3cmd --configure
${HOME}/.s3cfg

sudo apt install -y s3fs

echo ${BUCKET}:${ACCESS_KEY}:${SECRET_KEY} >> ~/.passwd-s3fs
chmod 600 ~/.passwd-s3fs

s3fs bucket1 /tmp/mnt -o url=https://s3.example.com

-o passwd_file=~/.passwd-s3fs
-o url=https://s3.example.com,allow_other,umask=0000
-o use_cache=/tmp/cache

mybucket1.mydomain.org /mnt/mybucket1 fuse.s3fs _netdev,allow_other,passwd_file=/home/ftpuser/.passwd-aws-s3fs,default_acl=public-read,uid=1001,gid=65534 0 0

# cat /etc/drbd.d/global_common.conf 
global {
		usage-count	yes;
}
 
common {
	startup {
		degr-wfc-timeout	0;
	}
 
	net {
		cram-hmac-alg	sha1;
		shared-secret	****************;
	}
 
	disk {
		on-io-error	detach;
	}
}
 
# cat /etc/drbd.d/r0.res 
resource r0 {
	on scld.sedo.de.intern {
		volume 0 {
			device		/dev/drbd0;
			disk		/dev/vg0/lvol0;
			flexible-meta-disk	internal;
		}
		address		192.168.255.1:7788;
	}
	on ubuntu {
		volume 0 {
			device		/dev/drbd0;
			disk		/dev/sda3;
			flexible-meta-disk	internal;
		}
		address		192.168.255.2:7788;
	}