Eli mitähän pitäis tehdä..? Mieluusti pitäisin tän asennuksen läppärillä, ei haittaa ollenkaan toisen distron kanssa leikkiminen. Ja läppäri pelkästään musakäytössä, satunnaista naamakirjailua ja pankkopalveluita chromen kautta siihen päälle.
urkki@urkkielitebook:~$ echo performance | sudo tee /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor
[sudo] password for urkki:
performance
ja tossa tota dmesgiä:
2.687525] registered taskstats version 1
[ 2.687530] Loading compiled-in X.509 certificates
[ 2.690826] Loaded X.509 cert 'Build time autogenerated kernel key: 567f3b13972e5d0775b6ec2c60529a60076341b4'
[ 2.690850] zswap: loaded using pool lzo/zbud
[ 2.696162] Key type trusted registered
[ 2.697837] Key type encrypted registered
[ 2.697840] AppArmor: AppArmor sha1 policy hashing enabled
[ 2.711425] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3
[ 2.726206] tpm tpm0: A TPM error (7) occurred attempting to read a pcr value
[ 2.726211] ima: No TPM chip found, activating TPM-bypass!
[ 2.726248] evm: HMAC attrs: 0x1
[ 2.727763] Magic number: 12:960:72
[ 2.727978] rtc_cmos 00:04: setting system clock to 2016-12-18 10:03:28 UTC (1482055408)
[ 2.730082] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[ 2.730083] EDD information not available.
[ 2.730179] PM: Hibernation image not present or could not be loaded.
[ 2.731850] Freeing unused kernel memory: 1484K (ffffffff95967000 - ffffffff95ada000)
[ 2.731852] Write protecting the kernel read-only data: 14336k
[ 2.732577] Freeing unused kernel memory: 1324K (ffff8f1385cb5000 - ffff8f1385e00000)
[ 2.733472] Freeing unused kernel memory: 288K (ffff8f13861b8000 - ffff8f1386200000)
[ 2.741802] x86/mm: Checked W+X mappings: passed, no W+X pages found.
[ 2.811716] FUJITSU Extended Socket Network Device Driver - version 1.1 - Copyright (c) 2015 FUJITSU LIMITED
[ 2.824163] wmi: Mapper loaded
[ 2.830856] pps_core: LinuxPPS API ver. 1 registered
[ 2.830858] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[ 2.832387] PTP clock support registered
[ 2.835691] [drm] Initialized drm 1.1.0 20060810
[ 2.843602] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k
[ 2.843603] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
[ 2.843845] e1000e 0000:00:19.0: Interrupt Throttling Rate (ints/sec) set to dynamic conservative mode
[ 2.858274] sdhci: Secure Digital Host Controller Interface driver
[ 2.858276] sdhci: Copyright(c) Pierre Ossman
[ 2.861699] sdhci-pci 0000:85:09.1: SDHCI controller found [1180:0822] (rev 25)
[ 2.862836] sdhci-pci 0000:85:09.1: Will use DMA mode even though HW doesn't fully claim to support it.
[ 2.863995] sdhci-pci 0000:85:09.1: Will use DMA mode even though HW doesn't fully claim to support it.
[ 2.869005] sdhci-pci 0000:85:09.1: Will use DMA mode even though HW doesn't fully claim to support it.
[ 2.872022] mmc0: SDHCI controller on PCI [0000:85:09.1] using DMA
[ 2.930077] firewire_ohci 0000:85:09.0: added OHCI v1.10 device as card 0, 4 IR + 4 IT contexts, quirks 0x11
[ 3.007867] e1000e 0000:00:19.0 eth0: (PCI Express:2.5GT/s:Width x1) 78:e7:d1:f4:33:24
[ 3.007872] e1000e 0000:00:19.0 eth0: Intel(R) PRO/1000 Network Connection
[ 3.007895] e1000e 0000:00:19.0 eth0: MAC: 7, PHY: 8, PBA No: 1052FF-0FF
[ 3.007921] ahci 0000:00:1f.2: version 3.0
[ 3.008192] ahci 0000:00:1f.2: SSS flag set, parallel bus scan disabled
[ 3.008223] ahci 0000:00:1f.2: AHCI 0001.0200 32 slots 4 ports 3 Gbps 0x23 impl SATA mode
[ 3.008225] ahci 0000:00:1f.2: flags: 64bit ncq sntf stag pm led clo pio slum part ccc ems sxs
[ 3.008988] e1000e 0000:00:19.0 enp0s25: renamed from eth0
[ 3.016064] scsi host0: ahci
[ 3.016295] scsi host1: ahci
[ 3.016430] scsi host2: ahci
[ 3.016546] scsi host3: ahci
[ 3.016648] scsi host4: ahci
[ 3.016752] scsi host5: ahci
[ 3.016820] ata1: SATA max UDMA/133 abar m2048@0xd8825000 port 0xd8825100 irq 29
[ 3.016822] ata2: SATA max UDMA/133 abar m2048@0xd8825000 port 0xd8825180 irq 29
[ 3.016823] ata3: DUMMY
[ 3.016824] ata4: DUMMY
[ 3.016824] ata5: DUMMY
[ 3.016826] ata6: SATA max UDMA/133 abar m2048@0xd8825000 port 0xd8825380 irq 29
[ 3.017137] pci 0000:00:00.0: Intel GM45 Chipset
[ 3.017152] pci 0000:00:00.0: detected gtt size: 2097152K total, 262144K mappable
[ 3.017893] pci 0000:00:00.0: detected 65536K stolen memory
[ 3.017944] [drm] Memory usable by graphics device = 2048M
[ 3.017947] checking generic (c0000000 300000) vs hw (c0000000 10000000)
[ 3.017948] fb: switching to inteldrmfb from VESA VGA
[ 3.017981] Console: switching to colour dummy device 80x25
[ 3.018137] [drm] Replacing VGA console driver
[ 3.024411] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 3.024412] [drm] Driver supports precise vblank timestamp query.
[ 3.027317] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem
[ 3.069254] [drm] RC6 disabled, disabling runtime PM support
[ 3.070423] ACPI Exception: AE_AML_PACKAGE_LIMIT, Index (0x000000005) is beyond end of object (length 0x5) (20160422/exoparg2-427)
[ 3.070431] ACPI Error: Method parse/execution failed [\_SB.PCI0.GFX0._DOD] (Node ffff8f147b0a9898), AE_AML_PACKAGE_LIMIT (20160422/psparse-542)
[ 3.070437] ACPI Exception: AE_AML_PACKAGE_LIMIT, Evaluating _DOD (20160422/video-1254)
[ 3.070538] ACPI: Video Device [GFX0] (multi-head: yes rom: no post: no)
[ 3.072622] acpi device:03: registered as cooling_device2
[ 3.072781] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input12
[ 3.072874] [drm] Initialized i915 1.6.0 20160711 for 0000:00:02.0 on minor 0
[ 3.328630] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 3.329220] ata1.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) filtered out
[ 3.329412] ata1.00: ATA-9: SAMSUNG SSD 830 Series, CXM03B1Q, max UDMA/133
[ 3.329415] ata1.00: 250069680 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
[ 3.329770] ata1.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) filtered out
[ 3.329906] ata1.00: configured for UDMA/133
[ 3.330126] scsi 0:0:0:0: Direct-Access ATA SAMSUNG SSD 830 3B1Q PQ: 0 ANSI: 5
[ 3.348486] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 3.348625] sd 0:0:0:0: [sda] 250069680 512-byte logical blocks: (128 GB/119 GiB)
[ 3.348789] sd 0:0:0:0: [sda] Write Protect is off
[ 3.348791] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 3.348838] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 3.349702] sda: sda1 sda2 sda3 < sda5 sda6 >
[ 3.350156] sd 0:0:0:0: [sda] Attached SCSI disk
[ 3.432317] firewire_core 0000:85:09.0: created device fw0: GUID 5566778811223344, S400
[ 3.498544] fbcon: inteldrmfb (fb0) is primary device
[ 3.498630] Console: switching to colour frame buffer device 160x50
[ 3.498658] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
[ 3.628501] psmouse serio4: synaptics: queried max coordinates: x [..5694], y [..5048]
[ 3.655712] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[ 3.658388] ata2.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) filtered out
[ 3.658392] ata2.00: ATAPI: hp DVDRAM GT30L, mP04, max UDMA/100
[ 3.661205] ata2.00: ACPI cmd ef/10:03:00:00:00:a0 (SET FEATURES) filtered out
[ 3.661209] ata2.00: configured for UDMA/100
[ 3.662131] psmouse serio4: synaptics: Touchpad model: 1, fw: 7.0, id: 0x1c0b1, caps: 0xd04791/0xb00000/0x20000/0x0, board id: 0, fw id: 504136
[ 3.662135] psmouse serio4: synaptics: serio: Synaptics pass-through port at isa0060/serio4/input0
[ 3.662899] scsi 1:0:0:0: CD-ROM hp DVDRAM GT30L mP04 PQ: 0 ANSI: 5
[ 3.687270] sr 1:0:0:0: [sr0] scsi3-mmc drive: 24x/24x writer dvd-ram cd/rw xa/form2 cdda tray
[ 3.687272] cdrom: Uniform CD-ROM driver Revision: 3.20
[ 3.687406] sr 1:0:0:0: Attached scsi CD-ROM sr0
[ 3.687479] sr 1:0:0:0: Attached scsi generic sg1 type 5
[ 3.704386] input: SynPS/2 Synaptics TouchPad as /devices/platform/i8042/serio4/input/input11
[ 3.999870] ata6: SATA link down (SStatus 0 SControl 300)
[ 4.166705] EXT4-fs (sda5): mounted filesystem with ordered data mode. Opts: (null)
[ 4.289267] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 4.302636] systemd[1]: systemd 231 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ -LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN)
[ 4.302770] systemd[1]: Detected architecture x86-64.
[ 4.303029] systemd[1]: Set hostname to <urkkielitebook>.
[ 4.394090] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe.
[ 4.394195] systemd[1]: Listening on Journal Socket.
[ 4.394350] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
[ 4.394392] systemd[1]: Listening on Journal Socket (/dev/log).
[ 4.394443] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[ 4.394525] systemd[1]: Listening on Journal Audit Socket.
[ 4.394544] systemd[1]: Reached target Remote File Systems.
[ 4.429703] lp: driver loaded but no devices found
[ 4.435909] ppdev: user-space parallel port driver
[ 4.439119] parport_pc 00:05: reported by Plug and Play ACPI
[ 4.439202] parport0: PC-style at 0x378 (0x778), irq 5, using FIFO [PCSPP,TRISTATE,COMPAT,EPP,ECP]
[ 4.531158] lp0: using parport0 (interrupt-driven).
[ 4.919433] EXT4-fs (sda5): re-mounted. Opts: errors=remount-ro
[ 4.971705] systemd-journald[282]: Received request to flush runtime journal from PID 1
[ 5.158797] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
[ 5.229588] hp_accel: hardware type NC693xx found
[ 5.230271] lis3lv02d: 8 bits sensor found
[ 5.279508] audit: type=1400 audit(1482055411.050:2): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/sbin/dhclient" pid=459 comm="apparmor_parser"
[ 5.279517] audit: type=1400 audit(1482055411.050:3): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=459 comm="apparmor_parser"
[ 5.279522] audit: type=1400 audit(1482055411.050:4): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-helper" pid=459 comm="apparmor_parser"
[ 5.279527] audit: type=1400 audit(1482055411.050:5): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/connman/scripts/dhclient-script" pid=459 comm="apparmor_parser"
[ 5.280282] input: ST LIS3LV02DL Accelerometer as /devices/platform/lis3lv02d/input/input14
[ 5.284025] audit: type=1400 audit(1482055411.055:6): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/lightdm/lightdm-guest-session" pid=458 comm="apparmor_parser"
[ 5.284035] audit: type=1400 audit(1482055411.055:7): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/lightdm/lightdm-guest-session//chromium" pid=458 comm="apparmor_parser"
[ 5.291711] audit: type=1400 audit(1482055411.061:8): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/snapd/snap-confine" pid=464 comm="apparmor_parser"
[ 5.291805] audit: type=1400 audit(1482055411.062:9): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/snapd/snap-confine//mount-namespace-capture-helper" pid=464 comm="apparmor_parser"
[ 5.297021] audit: type=1400 audit(1482055411.067:10): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/sbin/cups-browsed" pid=465 comm="apparmor_parser"
[ 5.444716] ACPI Warning: SystemIO range 0x0000000000000428-0x000000000000042F conflicts with OpRegion 0x0000000000000400-0x000000000000047F (\PMIO) (20160422/utaddress-255)
[ 5.444724] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 5.444727] ACPI Warning: SystemIO range 0x0000000000000530-0x000000000000053F conflicts with OpRegion 0x0000000000000500-0x000000000000053B (\GPIO) (20160422/utaddress-255)
[ 5.444730] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 5.444731] ACPI Warning: SystemIO range 0x0000000000000500-0x000000000000052F conflicts with OpRegion 0x0000000000000500-0x000000000000053B (\GPIO) (20160422/utaddress-255)
[ 5.444734] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 5.444735] lpc_ich: Resource conflict(s) found affecting gpio_ich
[ 5.485027] random: crng init done
[ 5.507880] yenta_cardbus 0000:85:09.2: CardBus bridge found [103c:30db]
[ 5.638465] input: PS/2 Generic Mouse as /devices/platform/i8042/serio4/serio5/input/input13
[ 5.656802] yenta_cardbus 0000:85:09.2: ISA IRQ mask 0x0c98, PCI irq 22
[ 5.656806] yenta_cardbus 0000:85:09.2: Socket status: 30000810
[ 5.656808] pci_bus 0000:85: Raising subordinate bus# of parent bus (#85) from #86 to #89
[ 5.656816] yenta_cardbus 0000:85:09.2: pcmcia: parent PCI bridge window: [io 0x2000-0x2fff]
[ 5.656818] yenta_cardbus 0000:85:09.2: pcmcia: parent PCI bridge window: [mem 0xd0500000-0xd05fffff]
[ 5.656820] pcmcia_socket pcmcia_socket0: cs: memory probe 0xd0500000-0xd05fffff:
[ 5.656823] excluding 0xd0500000-0xd050ffff
[ 5.674744] Intel(R) Wireless WiFi driver for Linux
[ 5.674746] Copyright(c) 2003- 2015 Intel Corporation
[ 5.674908] iwlwifi 0000:02:00.0: can't disable ASPM; OS doesn't have ASPM control
[ 5.699854] iwlwifi 0000:02:00.0: loaded firmware version 8.83.5.1 build 33692 op_mode iwldvm
[ 5.740046] Adding 3904508k swap on /dev/sda6. Priority:-1 extents:1 across:3904508k SSFS
[ 5.806096] iwlwifi 0000:02:00.0: CONFIG_IWLWIFI_DEBUG disabled
[ 5.806097] iwlwifi 0000:02:00.0: CONFIG_IWLWIFI_DEBUGFS enabled
[ 5.806099] iwlwifi 0000:02:00.0: CONFIG_IWLWIFI_DEVICE_TRACING enabled
[ 5.806100] iwlwifi 0000:02:00.0: Detected Intel(R) Ultimate N WiFi Link 5300 AGN, REV=0x24
[ 5.808110] iwlwifi 0000:02:00.0: L1 Enabled - LTR Disabled
[ 5.857831] kvm: disabled by bios
[ 5.869609] kvm: disabled by bios
[ 5.873467] intel_powerclamp: No package C-state available
[ 5.884289] input: HP WMI hotkeys as /devices/virtual/input/input15
[ 5.897705] ieee80211 phy0: Selected rate control algorithm 'iwl-agn-rs'
[ 5.912884] intel_powerclamp: No package C-state available
[ 5.939790] iwlwifi 0000:02:00.0 wls1: renamed from wlan0
[ 5.947278] intel_powerclamp: No package C-state available
[ 6.036655] snd_hda_codec_analog hdaudioC0D0: autoconfig for AD1984A: line_outs=1 (0x12/0x0/0x0/0x0/0x0) type:line
[ 6.036658] snd_hda_codec_analog hdaudioC0D0: speaker_outs=1 (0x16/0x0/0x0/0x0/0x0)
[ 6.036660] snd_hda_codec_analog hdaudioC0D0: hp_outs=1 (0x11/0x0/0x0/0x0/0x0)
[ 6.036661] snd_hda_codec_analog hdaudioC0D0: mono: mono_out=0x0
[ 6.036662] snd_hda_codec_analog hdaudioC0D0: inputs:
[ 6.036664] snd_hda_codec_analog hdaudioC0D0: Internal Mic=0x15
[ 6.036666] snd_hda_codec_analog hdaudioC0D0: Mic=0x14
[ 6.036667] snd_hda_codec_analog hdaudioC0D0: Line=0x1c
[ 6.064271] input: HDA Intel Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input16
[ 6.064448] input: HDA Intel Line as /devices/pci0000:00/0000:00:1b.0/sound/card0/input17
[ 6.064590] input: HDA Intel Line Out as /devices/pci0000:00/0000:00:1b.0/sound/card0/input18
[ 6.064668] input: HDA Intel Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input19
[ 6.348274] IPv6: ADDRCONF(NETDEV_UP): wls1: link is not ready
[ 6.350117] iwlwifi 0000:02:00.0: L1 Enabled - LTR Disabled
[ 6.353232] iwlwifi 0000:02:00.0: L1 Enabled - LTR Disabled
[ 6.353589] iwlwifi 0000:02:00.0: Radio type=0x0-0x2-0x0
[ 6.412338] hp_wmi: Unknown event_id - 0 - 0x0
[ 6.412607] hp_wmi: Unknown event_id - 0 - 0x0
[ 6.412741] hp_wmi: Unknown event_id - 0 - 0x0
[ 6.496067] iwlwifi 0000:02:00.0: L1 Enabled - LTR Disabled
[ 6.499446] iwlwifi 0000:02:00.0: L1 Enabled - LTR Disabled
[ 6.499534] iwlwifi 0000:02:00.0: Radio type=0x0-0x2-0x0
[ 6.527688] IPv6: ADDRCONF(NETDEV_UP): wls1: link is not ready
[ 6.537374] IPv6: ADDRCONF(NETDEV_UP): enp0s25: link is not ready
[ 6.552052] pcmcia_socket pcmcia_socket0: pccard: PCMCIA card inserted into slot 0
[ 6.552061] pcmcia_socket pcmcia_socket0: cs: memory probe 0xd0510000-0xd05fffff:
[ 6.554724] pcmcia_socket pcmcia_socket0: cs: memory probe 0x0c0000-0x0fffff:
[ 6.554733] excluding 0xc0000-0xfffff
[ 6.554749] pcmcia_socket pcmcia_socket0: cs: memory probe 0xa0000000-0xa0ffffff:
[ 6.554755] excluding 0xa0000000-0xa0ffffff
[ 6.554769] pcmcia_socket pcmcia_socket0: cs: memory probe 0x60000000-0x60ffffff:
[ 6.554776] excluding 0x60000000-0x60ffffff
[ 6.560953] excluding 0xd05fe000-0xd060bfff
[ 6.561249] pcmcia 0.0: pcmcia: registering new device pcmcia0.0 (IRQ: 22)
[ 6.639037] scsi host6: pata_pcmcia
[ 6.639302] ata7: PATA max PIO0 cmd 0x2100 ctl 0x210e irq 22
[ 6.720351] IPv6: ADDRCONF(NETDEV_UP): enp0s25: link is not ready
[ 6.818140] IPv6: ADDRCONF(NETDEV_UP): wls1: link is not ready
[ 22.336357] wls1: authenticate with b0:5b:67:25:96:38
[ 22.340452] wls1: send auth to b0:5b:67:25:96:38 (try 1/3)
[ 22.342766] wls1: authenticated
[ 22.343483] wls1: associate with b0:5b:67:25:96:38 (try 1/3)
[ 22.347071] wls1: RX AssocResp from b0:5b:67:25:96:38 (capab=0x411 status=0 aid=2)
[ 22.352101] wls1: associated
[ 22.352162] IPv6: ADDRCONF(NETDEV_CHANGE): wls1: link becomes ready
[ 120.372523] perf: interrupt took too long (2509 > 2500), lowering kernel.perf_event_max_sample_rate to 79000
[ 171.248253] perf: interrupt took too long (3142 > 3136), lowering kernel.perf_event_max_sample_rate to 63000
[ 245.631236] SGI XFS with ACLs, security attributes, realtime, no debug enabled
[ 245.656207] JFS: nTxBlock = 8192, nTxLock = 65536
[ 245.679457] ntfs: driver 2.1.32 [Flags: R/O MODULE].
[ 245.727182] QNX4 filesystem 0.2.3 registered.
[ 245.762040] raid6: sse2x1 gen() 3769 MB/s
[ 245.779037] raid6: sse2x1 xor() 2695 MB/s
[ 245.796047] raid6: sse2x2 gen() 3332 MB/s
[ 245.813036] raid6: sse2x2 xor() 5037 MB/s
[ 245.830055] raid6: sse2x4 gen() 6921 MB/s
[ 245.847060] raid6: sse2x4 xor() 2656 MB/s
[ 245.847063] raid6: using algorithm sse2x4 gen() 6921 MB/s
[ 245.847065] raid6: .... xor() 2656 MB/s, rmw enabled
[ 245.847068] raid6: using ssse3x2 recovery algorithm
[ 245.849717] xor: measuring software checksum speed
[ 245.859053] prefetch64-sse: 10220.000 MB/sec
[ 245.869023] generic_sse: 9028.000 MB/sec
[ 245.869024] xor: using function: prefetch64-sse (10220.000 MB/sec)
[ 245.900180] Btrfs loaded, crc32c=crc32c-generic
[ 482.790739] perf: interrupt took too long (3937 > 3927), lowering kernel.perf_event_max_sample_rate to 50000