Я так понимаю ты ничего не настраивал и не менял, но чисто ради эксперимента можно планировщик поробовать сменить.
sudo echo cfq > /sys/block/sda/queue/scheduler
А посмотреть какой сейчас выбран и узнать на какой менять, можно так
cat /sys/block/sda/queue/scheduler
Стоит так: noop [deadline] cfq
Запустил Вашу команду, поменялось на cfg. Перезагрузился, а он опять поменялся на deadline. Как правильно проверить другой планировщик? Не нужно перезагружаться?
Видимо с Syslog ошибся в первый раз, вот что выдает:
kernel: [ 0.176327] ACPI Error: No handler for Region [EC__] (ffff88012a832900) [EmbeddedControl] (20140424/evregion-163)
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 0.176331] ACPI Error: Region EmbeddedControl (ID=3) has no handler (20140424/exfldio-297)
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 0.176333] ACPI Error: Method parse/execution failed [\_SB_.PCI0.LPCB.EC__._REG] (Node ffff88012a835f00), AE_NOT_EXIST (20140424/psparse-536)
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 1.816403] [drm:cpt_set_fifo_underrun_reporting] *ERROR* uncleared pch fifo underrun on pch transcoder A
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 1.816405] [drm:cpt_serr_int_handler] *ERROR* PCH transcoder A FIFO underrun
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 3.786887] EXT4-fs (sdb1): re-mounted. Opts: errors=remount-ro
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 3.984392] nvidia: module verification failed: signature and/or required key missing - tainting kernel
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 4.010466] ACPI Warning: SystemIO range 0x0000000000000428-0x000000000000042F conflicts with OpRegion 0x0000000000000400-0x000000000000047F (\PMIO) (20140424/utaddress-254)
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 4.010479] ACPI Warning: SystemIO range 0x0000000000000540-0x000000000000054F conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20140424/utaddress-254)
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 4.010484] ACPI Warning: SystemIO range 0x0000000000000540-0x000000000000054F conflicts with OpRegion 0x0000000000000500-0x000000000000055F (\_SB_.PCI0.PEG0.PEGP.GPIO) (20140424/utaddress-254)
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 4.010489] ACPI Warning: SystemIO range 0x0000000000000530-0x000000000000053F conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20140424/utaddress-254)
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 4.010494] ACPI Warning: SystemIO range 0x0000000000000530-0x000000000000053F conflicts with OpRegion 0x0000000000000500-0x000000000000055F (\_SB_.PCI0.PEG0.PEGP.GPIO) (20140424/utaddress-254)
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 4.010499] ACPI Warning: SystemIO range 0x0000000000000500-0x000000000000052F conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20140424/utaddress-254)
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 4.010503] ACPI Warning: SystemIO range 0x0000000000000500-0x000000000000052F conflicts with OpRegion 0x0000000000000500-0x000000000000055F (\_SB_.PCI0.PEG0.PEGP.GPIO) (20140424/utaddress-254)
Sep 19 00:38:14 legik-GE60-0NC kernel: [ 4.406127] init: failsafe main process (717) killed by TERM signal
Sep 19 00:38:14 legik-GE60-0NC NetworkManager[846]: <warn> failed to allocate link cache: (-12) Object not found
Sep 19 00:38:15 legik-GE60-0NC kernel: [ 5.187542] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
Sep 19 00:38:15 legik-GE60-0NC kernel: [ 5.260638] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
Sep 19 00:38:15 legik-GE60-0NC kernel: [ 5.260719] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
Sep 19 00:38:15 legik-GE60-0NC kernel: [ 5.260748] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
Sep 19 00:38:15 legik-GE60-0NC kernel: [ 5.260772] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
Sep 19 00:38:15 legik-GE60-0NC kernel: [ 5.260795] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
Sep 19 00:38:15 legik-GE60-0NC kernel: [ 5.260831] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
Sep 19 00:38:15 legik-GE60-0NC kernel: [ 5.260854] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
Sep 19 00:38:16 legik-GE60-0NC NetworkManager[846]: <error> [1442608696.920436] [nm-dns-dnsmasq.c:396] update(): dnsmasq owner not found on bus: Could not get owner of name 'org.freedesktop.NetworkManager.dnsmasq': no such name
Sep 19 00:38:16 legik-GE60-0NC NetworkManager[846]: <warn> DNS: plugin dnsmasq update failed
Sep 19 00:38:16 legik-GE60-0NC dnsmasq[2022]: warning: no upstream servers configured
Sep 19 00:38:17 legik-GE60-0NC kernel: [ 7.092279] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140424/nsarguments-95)
Sep 19 00:38:17 legik-GE60-0NC Hostd: error: N7Vmacore15SystemExceptionE(No such file or directory)
Sep 19 00:38:17 legik-GE60-0NC Hostd: backtrace[03] rip 00007fb93c8b1d4e Vmacore::SystemException::SystemException(Vmacore::SystemErrorCode const&)
Sep 19 00:38:17 legik-GE60-0NC kernel: [ 7.345150] deprecated_sysctl_warning: 153 callbacks suppressed
Sep 19 00:38:17 legik-GE60-0NC kernel: [ 7.345152] warning: process `vmware-hostd' used the deprecated sysctl system call with 1.1.
Sep 19 00:38:25 legik-GE60-0NC gnome-session[2805]: GLib-CRITICAL: g_environ_setenv: assertion 'value != NULL' failed
Sep 19 00:38:35 legik-GE60-0NC NetworkManager[846]: <info> (wlan0): IP6 addrconf timed out or failed.
Sep 19 00:38:38 legik-GE60-0NC wpa_supplicant[1129]: nl80211: send_and_recv->nl_recvmsgs failed: -33
Sep 19 00:40:24 legik-GE60-0NC wpa_supplicant[1129]: nl80211: send_and_recv->nl_recvmsgs failed: -33