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doc:x250 [2017/08/02 04:29]
stwn [SSD and Filesystem] +sysctl.conf
doc:x250 [2018/02/01 01:12] (current)
stwn [SSD and Filesystem] hdparm
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 Filesystem ext4 and TRIM (discard option or use fstrim command). Put "​noatime"​ or "​relatime"​ in the option of the partitions in the fstab file. Do not create swap partition. Change I/O scheduler if needed. Filesystem ext4 and TRIM (discard option or use fstrim command). Put "​noatime"​ or "​relatime"​ in the option of the partitions in the fstab file. Do not create swap partition. Change I/O scheduler if needed.
  
-tmpfs for /tmp+tmpfs for /tmp
 +  tmpfs   /​tmp ​  ​tmpfs ​  ​noatime,​nosuid,​nodev,​noexec ​  ​0 ​  0
  
 Add periodic cron, for example weekly. Put '​fstrim -a' in /​etc/​cron.weekly/​fstrim Add periodic cron, for example weekly. Put '​fstrim -a' in /​etc/​cron.weekly/​fstrim
  
-systcl.conf,​ add "​vm.swappiness = 10"+fstrim -av 
 + 
 +systcl.conf,​ add "​vm.swappiness = 10" ​or "​vm.swappiness = 1" 
 + 
 +lsblk 
 +lsblk -D 
 + 
 +/​sys/​block/​sdX/​queue/​rotational 
 + 
 +/​sys/​block/​sda/​queue/​discard_granularity 
 + 
 +smartctl -a /dev/sdX 
 + 
 +# sfdisk -d /dev/sdX 
 + 
 +If you use LUKS encrypted partition, don't forget to activate "​discard"​ option in crypttab. The implication is the less secure storage since the firmware knows where the data stored in the encrypted partition. LVM has also "​discard"​ option. 
 + 
 +  edisk  UUID=XYZ none luks,​discard 
 + 
 +  dmsetup table /​dev/​mapper/​edisk --showkeys 
 +   
 +sudo hdparm -I /​dev/​sda|grep TRIM
 ===== Packages ===== ===== Packages =====
 +
 +==== From Repository ====
 +
   calibre dia git gimp cups eog evince ffmpeg file-roller freeplane frogr gdm gksu gnash   calibre dia git gimp cups eog evince ffmpeg file-roller freeplane frogr gdm gksu gnash
   gnumeric gns3 libreoffice mc nixnote2 nmap plymouth plymouth-themes qemu rhythmbox   gnumeric gns3 libreoffice mc nixnote2 nmap plymouth plymouth-themes qemu rhythmbox
-  simple-scan synaptic tlp totem wine wireshark+  ​screen ​simple-scan synaptic tlp totem wine wireshark 
 + 
 +==== GNOME and Qt ==== 
 + 
 +  adwaita-qt adwaita-qt4 gnome-themes-standard qt4-qtconfig 
 + 
 +==== Official ==== 
 + 
 +  - Atom 
 +  - GNS3 
 +  - Mozilla Firefox 
 +  - Mozilla Thunderbird 
 +  - Telegram 
 +  - VirtualBox
  
 ===== Configuration ===== ===== Configuration =====
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 ==== TLP ==== ==== TLP ====
  
 +  START_CHARGE_THRESH_BAT0=75
 +  STOP_CHARGE_THRESH_BAT0=80
 +  START_CHARGE_THRESH_BAT1=75
 +  STOP_CHARGE_THRESH_BAT1=80
 ===== Backup ===== ===== Backup =====
  
 
doc/x250.1501648170.txt.gz · Last modified: 2017/08/02 04:29 by stwn · [Old revisions]
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