NixOS infos

devtmpfs on /dev type devtmpfs (rw,nosuid,size=197512k,nr_inodes=492052,mode=755)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=3,mode=620,ptmxmode=666)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev,size=1975096k)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
tmpfs on /run type tmpfs (rw,nosuid,nodev,size=987548k,mode=755)
ramfs on /run/keys type ramfs (rw,nosuid,nodev,relatime,mode=750)
tmpfs on /run/wrappers type tmpfs (rw,nodev,relatime)
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on / type tmpfs (rw,relatime,mode=755)
/dev/sdb1 on /iso type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
/iso/nix-store.squashfs on /nix/.ro-store type squashfs (ro,relatime)
tmpfs on /nix/.rw-store type tmpfs (rw,relatime,mode=755)
unionfs on /nix/store type fuse.unionfs (rw,relatime,user_id=0,group_id=0,default_permissions,allow_other)
unionfs on /nix/store type fuse.unionfs (ro,relatime,user_id=0,group_id=0,default_permissions,allow_other)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
cgroup on /sys/fs/cgroup/unified type cgroup2 (rw,nosuid,nodev,noexec,relatime,nsdelegate)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,name=systemd)
efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct)
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer)
cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory)
cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_cls,net_prio)
cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio)
debugfs on /sys/kernel/debug type debugfs (rw,relatime)
mqueue on /dev/mqueue type mqueue (rw,relatime)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M)
fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime)
tmpfs on /run/user/0 type tmpfs (rw,nosuid,nodev,relatime,size=395016k,mode=700)
/dev/sda3 on /mnt type ext4 (rw,relatime,data=ordered)
/dev/sda1 on /mnt/boot type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)



/dev/sdb1: LABEL="NIXOS_ISO" UUID="9A0B-A8DA" TYPE="vfat" PARTLABEL="Microsoft Basic Data" PARTUUID="19e5d6ca-5302-4f13-a0a2-6624734c3956"
/dev/loop0: TYPE="squashfs"
/dev/sda1: LABEL="boot" UUID="C0D9-37A4" TYPE="vfat" PARTUUID="dd83615e-f7bf-6549-9c07-484356b136cb"
/dev/sda2: LABEL="swap" UUID="3a2a817e-f356-421b-91cf-4ca75f3a0c81" TYPE="swap" PARTUUID="4e4e9a11-84e1-f84a-a682-612e7c0dcaa6"
/dev/sda3: LABEL="nixos" UUID="6f0dc081-f293-4247-82ed-60ca51f38f08" TYPE="ext4" PARTUUID="4b248212-eed7-dc46-9046-e2a148b55c46"
/dev/sdc1: UUID="6661-6231" TYPE="exfat"