>> 648　つづき
mount一部。これ以外に、作業用やDocker領域も、Samsungの1TB SSD上にF2FSで作ってます。
/dev/sda3 on / type ext4 (rw,noatime,errors=remount-ro)
/dev/sda2 on /boot type ext4 (rw,noatime)
/dev/sda1 on /boot/efi type vfat (rw,noatime,fmask=0077,dmask=0077,codepage=437,iocharset=ascii,shortname=mixed,utf8,erro
rs=remount-ro)
/dev/sde3 on /usr type ext4 (rw,noatime,stripe=32725)
/dev/sde4 on /home type ext4 (rw,noatime,stripe=32736)
/dev/sda6 on /tmp type f2fs (rw,noatime,lazytime,background_gc=on,discard,no_heap,user_xattr,inline_xattr,acl,inline_data
,inline_dentry,flush_merge,extent_cache,mode=adaptive,active_logs=6,alloc_mode=default,fsync_mode=posix)
/dev/sda4 on /var type f2fs (rw,noatime,lazytime,background_gc=on,discard,no_heap,user_xattr,inline_xattr,acl,inline_data
,inline_dentry,flush_merge,extent_cache,mode=adaptive,active_logs=6,alloc_mode=default,fsync_mode=posix)

$ sudo sysctl -a (抜粋)
vm.stat_interval = 1
vm.swappiness = 65
vm.unprivileged_userfaultfd = 1
vm.user_reserve_kbytes = 131072
vm.vfs_cache_pressure = 100