Revision [3854]

Last edited on 2011-10-29 12:46:38 by BenoitAudouard
Additions:
CategoryCookerInfo CategoryHobby CategoryStateOfTheArt
Deletions:
CategoryCookerInfo


Revision [2170]

Edited on 2008-09-06 19:01:13 by BenoitAudouard [add wifi optimization]
Additions:
activez la suspension automatique de l'USB en appuyant sur la touche U ou en ajoutant usbcore.autosuspend=1 à la ligne de commande du noyau dans le fichier de configuration de grub.
Suggestion : activez le mode d'économie d'énergie pour le Wi-Fi à l'aide la commande suivante :
echo 5 > /sys/bus/pci/drivers/iwl3945/0000:02:00.0/power_level
Deletions:
activez la suspension automatique de l'USB en appuyant sur
la touche U ou en ajoutant usbcore.autosuspend=1 à la ligne de commande
du noyau dans le fichier de configuration de grub.


Revision [2143]

Edited on 2008-08-30 20:57:10 by BenoitAudouard [add wifi optimization]
Additions:
nvclock -f -m 135 -n 50 # down-clock to 135 MHz for memory / 50 MHz for GPU instead of 270 MHz / 100 MHz (trying 75 MHz is not stable enough, perhaps because it's not a multiple for PCI-E multiplier ?
Deletions:
nvclock -f -m 145 -n 50 # down-clock to 135 MHz for memory / 50 MHz for GPU instead of 270 MHz / 100 MHz


Revision [2142]

Edited on 2008-08-30 20:43:55 by BenoitAudouard [modify frequency for nvclock (stable one)]
Additions:
nvclock -f -m 145 -n 50 # down-clock to 135 MHz for memory / 50 MHz for GPU instead of 270 MHz / 100 MHz
%%Requested memory clock: 135.000 MHz
Memory clock: 135.000 MHz
Deletions:
nvclock -f -m 75 -n 50 # down-clock to 75 MHz for memory / 50 MHz for GPU instead of 270 MHz / 100 MHz
%%Requested memory clock: 75.000 MHz
Memory clock: 75.375 MHz


Revision [2141]

Edited on 2008-08-30 20:30:27 by BenoitAudouard [precision about laptop]
Additions:
~- [[http://www.lesswatts.org/projects/powertop/ powertop]] provides advices to keep energy on laptop


Revision [2140]

Edited on 2008-08-30 20:28:14 by BenoitAudouard [precision about laptop]
Additions:
activez la suspension automatique de l'USB en appuyant sur
la touche U ou en ajoutant usbcore.autosuspend=1 à la ligne de commande
du noyau dans le fichier de configuration de grub.


Revision [2127]

Edited on 2008-08-26 13:45:24 by BenoitAudouard [add powertweak]
Additions:
~- [[http://www.linuxhardware.org/nvclock/#screenshots nvclock]] -T for nvidia card
~- [[http://members.dslextreme.com/users/billw/gkrellm/gkrellm.html gkrellm]] of course ;-) there's even a [[http://sensors-applet.sourceforge.net/index.php?content=screenshots gnome-sensors-applet]] ! (and ksensors for those using KDE)
~- pwmconfig for ventilation / fans : for me, it displays :/ ##/usr/sbin/pwmconfig: There are no pwm-capable sensor modules installed## (not working on the nc6400 :/)
~- [[http://powertweak.sourceforge.net/screenshots.html powertweak]] with GUI, I could not do much with it on my nc6400 laptop (latency changes, some parameters for swap...), check back when advices available
Deletions:
~- nvclock -T for nvidia card
~- gkrellm of course ;-) there's even a gnome-sensors-applet ! (and ksensors for those using KDE)
~- pwmconfig for ventilation / fans : for me, it displays :/ /usr/sbin/pwmconfig: There are no pwm-capable sensor modules installed


Revision [2115]

Edited on 2008-08-24 01:49:43 by BenoitAudouard [add sensors]
Additions:
~- gkrellm of course ;-) there's even a gnome-sensors-applet ! (and ksensors for those using KDE)
~- sensors-detect (to load drivers) then ##sensors## to display detected
~- pwmconfig for ventilation / fans : for me, it displays :/ /usr/sbin/pwmconfig: There are no pwm-capable sensor modules installed
Deletions:
~- gkrellm of course ;-)


Revision [2114]

Edited on 2008-08-24 01:06:43 by BenoitAudouard [add hdparm]
Additions:
=== Changes for HDD ===
~- hdparm -S60 /dev/sda
%%/dev/sda:
setting standby to 60 (5 minutes)%%
~- hdparm -Y /dev/sda
%%/dev/sda:
issuing sleep command%%
~- hdparm -i /dev/sda # to get information about disk
~- hdparm -C /dev/sda
%%/dev/sda:
drive state is: active/idle%%


Revision [2075]

Edited on 2008-08-08 02:42:24 by BenoitAudouard [add GPU model]
Additions:
This applies to my HP Pavilion dv6162 laptop with the GPU identified by lspcidrake -v|grep -i geforce
Card:NVIDIA GeForce FX to GeForce 9850: nVidia Corporation|G72M [GeForce Go 7400] [DISPLAY_VGA] (vendor:10de device:01d8 subv:103c subd:30bb)


Revision [2061]

Edited on 2008-07-30 23:50:12 by BenoitAudouard [add GPU model]
Additions:
augmentez l'intervalle d'écriture des pages modifiées de 4,99 à 15 s avec :
echo 1500 > /proc/sys/vm/dirty_writeback_centisecs
Ceci réduit les réveils du disque causés par la gestion de la mémoire en arrière-plan.


Revision [2060]

Edited on 2008-07-30 23:46:20 by BenoitAudouard [add GPU model]
Additions:
activer l'économie d'énergie (ALPM) sur le lien SATA avec :
echo min_power > /sys/class/scsi_host/host0/link_power_management_policy


Revision [2056]

Edited on 2008-07-27 18:05:12 by BenoitAudouard [add values by default]
Additions:
nvclock -f -m 75 -n 50 # down-clock to 75 MHz for memory / 50 MHz for GPU instead of 270 MHz / 100 MHz
Deletions:
nvclock -f -m 75 -n 50


Revision [2051]

Edited on 2008-07-26 19:57:20 by BenoitAudouard [title + category]
Additions:
===Other optimizations===
===Various results with these tools===
----
CategoryCookerInfo
Deletions:
Other optimizations


Revision [2050]

Edited on 2008-07-26 15:06:03 by BenoitAudouard [nvclock]
Additions:
nvclock -f -r # restore the original speeds
%%Your nVidia Geforce Go 7400 has been restored to its original clocks
Memory clock: 270.000 MHz
GPU clock: 100.237 MHz%%


Revision [2049]

Edited on 2008-07-26 14:58:27 by BenoitAudouard [nvclock]
Additions:
%%Requested memory clock: 75.000 MHz
GPU clock: 49.781 MHz%%
Deletions:
Requested memory clock: 75.000 MHz
GPU clock: 49.781 MHz


Revision [2048]

Edited on 2008-07-26 14:57:59 by BenoitAudouard [addd nvclock underclocking]
Additions:
~- for HDD
~~- smartctl -A /dev/sda|grep -iE "temp|VALUE"
~~- hddtemp /dev/sda
nvclock -f -m 75 -n 50
Requested memory clock: 75.000 MHz
Requested core clock: 50.000 MHz
Warning using experimental NV4x lowlevel clock adjustment, if you encounter strange issues, issue a bugreport.
Adjusted low-level clocks on a nVidia Geforce Go 7400
Memory clock: 75.375 MHz
GPU clock: 49.781 MHz
Deletions:
~- smartctl -A /dev/sda|grep -iE "temp|VALUE" for HDD


Revision [2047]

Edited on 2008-07-26 14:25:11 by BenoitAudouard [addd nvclock underclocking]
Additions:
%%ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE
194 Temperature_Celsius 0x0022 056 063 000 Old_age Always - 56 (0 15 0 0)
ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE
190 Airflow_Temperature_Cel 0x0022 050 037 045 Old_age Always In_the_past 50 (31 115 60 25)
194 Temperature_Celsius 0x0022 050 063 000 Old_age Always - 50 (0 15 0 0)%%
Deletions:
##ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE
194 Temperature_Celsius 0x0022 056 063 000 Old_age Always - 56 (0 15 0 0)##


Revision [2046]

Edited on 2008-07-26 14:23:49 by BenoitAudouard [presentation]
Additions:
##ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE
194 Temperature_Celsius 0x0022 056 063 000 Old_age Always - 56 (0 15 0 0)##
Deletions:
ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE
194 Temperature_Celsius 0x0022 056 063 000 Old_age Always - 56 (0 15 0 0)


Revision [2045]

Edited on 2008-07-25 22:37:25 by BenoitAudouard [precisions of existing tools]
Additions:
~- identify why laptop optimization are not proposed by default


Revision [2044]

The oldest known version of this page was created on 2008-07-25 22:27:03 by BenoitAudouard [precisions of existing tools]
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