загружайтесь очень медленно после человечности 18.04 обновления

от журнала dmesg кажется, что загрузка XFS занимает время. но я не знаю, где проблема и как зафиксировать ее.

[    1.595606] usb 1-12: New USB device found, idVendor=03f0, idProduct=334a
[    1.595607] usb 1-12: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    1.595608] usb 1-12: Product: HP Business Slim Keyboard
[    1.595609] usb 1-12: Manufacturer: Chicony
[    1.639808] nvidia 0000:65:00.0: enabling device (0140 -> 0143)
[    1.639870] nvidia 0000:65:00.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=none:owns=none
[    1.739597] NVRM: loading NVIDIA UNIX x86_64 Kernel Module  410.79  Thu Nov 15 10:41:04 CST 2018 (using threaded interrupts)
[    1.760998] hidraw: raw HID events driver (C) Jiri Kosina
[    1.761668] nvidia-modeset: Loading NVIDIA Kernel Mode Setting Driver for UNIX platforms  410.79  Thu Nov 15 10:39:32 CST 2018
[    1.762317] [drm] [nvidia-drm] [GPU ID 0x00001700] Loading driver
[    1.762319] [drm] Initialized nvidia-drm 0.0.0 20160202 for 0000:17:00.0 on minor 0
[    1.762396] [drm] [nvidia-drm] [GPU ID 0x00006500] Loading driver
[    1.762397] [drm] Initialized nvidia-drm 0.0.0 20160202 for 0000:65:00.0 on minor 1
[    1.772657] scsi host0: ahci
[    1.772738] scsi host1: ahci
[    1.772806] scsi host2: ahci
[    1.772869] scsi host3: ahci
[    1.773630] scsi host4: ahci
[    1.773707] scsi host5: ahci
[    1.773771] scsi host6: ahci
[    1.773830] scsi host7: ahci
[    1.773849] ata1: DUMMY
[    1.773849] ata2: DUMMY
[    1.773852] ata3: SATA max UDMA/133 abar m2048@0x9e226000 port 0x9e226200 irq 39
[    1.773856] ata4: SATA max UDMA/133 abar m2048@0x9e226000 port 0x9e226280 irq 39
[    1.773861] ata5: SATA max UDMA/133 abar m2048@0x9e226000 port 0x9e226300 irq 39
[    1.773865] ata6: SATA max UDMA/133 abar m2048@0x9e226000 port 0x9e226380 irq 39
[    1.773866] ata7: SATA max UDMA/133 abar m2048@0x9e226000 port 0x9e226400 irq 39
[    1.773868] ata8: SATA max UDMA/133 abar m2048@0x9e226000 port 0x9e226480 irq 39
[    1.774063] i801_smbus 0000:00:1f.4: SPD Write Disable is set
[    1.774106] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt
[    1.776114] usbcore: registered new interface driver usbhid
[    1.776114] usbhid: USB HID core driver
[    1.777066] e1000e 0000:00:1f.6: Interrupt Throttling Rate (ints/sec) set to dynamic conservative mode
[    1.778169] logitech-djreceiver 0003:046D:C52B.0003: hiddev0,hidraw0: USB HID v1.11 Device [Logitech USB Receiver] on usb-0000:00:14.0-5/input2
[    1.778249] input: Chicony HP Business Slim Keyboard as /devices/pci0000:00/0000:00:14.0/usb1/1-12/1-12:1.0/0003:03F0:334A.0004/input/input3
[    1.788126] tsc: Refined TSC clocksource calibration: 3599.999 MHz
[    1.788133] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x33e4525366a, max_idle_ns: 440795257657 ns
[    1.836302] hid-generic 0003:03F0:334A.0004: input,hidraw1: USB HID v1.10 Keyboard [Chicony HP Business Slim Keyboard] on usb-0000:00:14.0-12/input0
[    1.836592] input: Chicony HP Business Slim Keyboard as /devices/pci0000:00/0000:00:14.0/usb1/1-12/1-12:1.1/0003:03F0:334A.0005/input/input4
[    1.852367] e1000e 0000:00:1f.6 0000:00:1f.6 (uninitialized): registered PHC clock
[    1.896249] hid-generic 0003:03F0:334A.0005: input,hiddev1,hidraw2: USB HID v1.10 Device [Chicony HP Business Slim Keyboard] on usb-0000:00:14.0-12/input1
[    1.917322] e1000e 0000:00:1f.6 eth0: (PCI Express:2.5GT/s:Width x1) 0c:c4:7a:e7:cd:b7
[    1.917324] e1000e 0000:00:1f.6 eth0: Intel(R) PRO/1000 Network Connection
[    1.917425] e1000e 0000:00:1f.6 eth0: MAC: 12, PHY: 12, PBA No: 0100FF-0FF
[    1.918020] e1000e 0000:00:1f.6 rename3: renamed from eth0
[    2.086668] ata5: SATA link down (SStatus 0 SControl 300)
[    2.086783] ata3: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
[    2.087535] ata3.00: supports DRM functions and may not be fully accessible
[    2.087559] ata3.00: ATA-10: CT500MX500SSD1, M3CR010, max UDMA/133
[    2.087560] ata3.00: 976773168 sectors, multi 1: LBA48 NCQ (depth 31/32), AA
[    2.087885] ata4: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
[    2.087963] ata6: SATA link down (SStatus 0 SControl 300)
[    2.088156] ata3.00: supports DRM functions and may not be fully accessible
[    2.088665] ata3.00: configured for UDMA/133
[    2.088892] scsi 2:0:0:0: Direct-Access     ATA      CT500MX500SSD1   010  PQ: 0 ANSI: 5
[    2.089103] sd 2:0:0:0: Attached scsi generic sg0 type 0
[    2.089119] sd 2:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/466 GiB)
[    2.089120] sd 2:0:0:0: [sda] 4096-byte physical blocks
[    2.089124] sd 2:0:0:0: [sda] Write Protect is off
[    2.089125] sd 2:0:0:0: [sda] Mode Sense: 00 3a 00 00
[    2.089131] sd 2:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[    2.089366]  sda: sda1
[    2.089746] sd 2:0:0:0: [sda] supports TCG Opal
[    2.089747] sd 2:0:0:0: [sda] Attached SCSI disk
[    2.090808] ata8: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[    2.091866] ata7: SATA link down (SStatus 0 SControl 300)
[    2.094081] ata8.00: ATAPI: ATAPI   iHAS324   F, CL8N, max UDMA/133
[    2.094977] ata8.00: configured for UDMA/133
[    2.231563] ata4.00: ATA-8: TOSHIBA MG04ACA400E, FP3B, max UDMA/100
[    2.231564] ata4.00: 7814037168 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
[    2.232837] ata4.00: configured for UDMA/100
[    2.233159] scsi 3:0:0:0: Direct-Access     ATA      TOSHIBA MG04ACA4 FP3B PQ: 0 ANSI: 5
[    2.233368] sd 3:0:0:0: [sdb] 7814037168 512-byte logical blocks: (4.00 TB/3.64 TiB)
[    2.233369] sd 3:0:0:0: [sdb] 4096-byte physical blocks
[    2.233375] sd 3:0:0:0: [sdb] Write Protect is off
[    2.233376] sd 3:0:0:0: [sdb] Mode Sense: 00 3a 00 00
[    2.233384] sd 3:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[    2.233389] sd 3:0:0:0: Attached scsi generic sg1 type 0
[    2.238240] scsi 7:0:0:0: CD-ROM            ATAPI    iHAS324   F      CL8N PQ: 0 ANSI: 5
[    2.309568] sr 7:0:0:0: [sr0] scsi3-mmc drive: 48x/48x writer cd/rw xa/form2 cdda tray
[    2.309569] cdrom: Uniform CD-ROM driver Revision: 3.20
[    2.309699] sr 7:0:0:0: Attached scsi CD-ROM sr0
[    2.309769] sr 7:0:0:0: Attached scsi generic sg2 type 5
[    2.476687]  sdb: sdb1
[    2.476946] sd 3:0:0:0: [sdb] Attached SCSI disk
[    2.614163] random: fast init done
[    2.812310] clocksource: Switched to clocksource tsc
[    2.909946] input: Logitech Wireless Mouse as /devices/pci0000:00/0000:00:14.0/usb1/1-5/1-5:1.2/0003:046D:C52B.0003/0003:046D:4055.0006/input/input5
[    2.910022] random: systemd-udevd: uninitialized urandom read (16 bytes read)
[    2.910047] random: systemd-udevd: uninitialized urandom read (16 bytes read)
[    2.910061] random: systemd-udevd: uninitialized urandom read (16 bytes read)
[    2.910094] logitech-hidpp-device 0003:046D:4055.0006: input,hidraw3: USB HID v1.11 Mouse [Logitech Wireless Mouse] on usb-0000:00:14.0-5:1
[   92.285063] SGI XFS with ACLs, security attributes, realtime, no debug enabled
[   92.286703] XFS (sda1): Mounting V5 Filesystem
[   92.299585] XFS (sda1): Ending clean mount
[   92.385512] ip_tables: (C) 2000-2006 Netfilter Core Team
[   92.392141] systemd[1]: systemd 237 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid)
[   92.412734] systemd[1]: Detected architecture x86-64.
[   92.415357] systemd[1]: Set hostname to <so3>.
[   92.483938] systemd[1]: Created slice System Slice.
[   92.484019] systemd[1]: Listening on udev Control Socket.
[   92.484114] systemd[1]: Listening on Journal Audit Socket.
[   92.484153] systemd[1]: Listening on Journal Socket (/dev/log).
[   92.484288] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
[   92.484314] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe.
[   92.484353] systemd[1]: Listening on Journal Socket.
[   92.498239] lp: driver loaded but no devices found
[   92.510111] ppdev: user-space parallel port driver
[   92.540172] systemd-journald[311]: Received request to flush runtime journal from PID 1
[   92.634326] Adding 2097148k swap on /swapfile.  Priority:-2 extents:1 across:2097148k SSFS
[   92.640386] nvidia-uvm: Loaded the UVM driver in 8 mode, major device number 236
[   92.640445] dca service started, version 1.12.1
[   92.643402] ioatdma: Intel(R) QuickData Technology Driver 4.00
[   92.684016] intel-lpss 0000:00:15.0: enabling device (0000 -> 0002)
[   92.717857] idma64 idma64.0: Found Intel integrated DMA 64-bit
[   92.740020] intel-lpss 0000:00:15.1: enabling device (0000 -> 0002)
[   92.740306] idma64 idma64.1: Found Intel integrated DMA 64-bit
[   92.744333] mei_me 0000:00:16.0: enabling device (0000 -> 0002)
[   92.842132] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 655360 ms ovfl timer
[   92.842133] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules
[   92.842134] RAPL PMU: hw unit of domain package 2^-14 Joules
[   92.842134] RAPL PMU: hw unit of domain dram 2^-16 Joules
[   92.844806] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
[   92.855172] snd_hda_intel 0000:17:00.1: Disabling MSI
[   92.855192] snd_hda_intel 0000:17:00.1: Handle vga_switcheroo audio client
[   92.865199] snd_hda_intel 0000:65:00.1: Disabling MSI
[   92.865234] snd_hda_intel 0000:65:00.1: Handle vga_switcheroo audio client
[   92.878666] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC1220: line_outs=3 (0x14/0x15/0x16/0x0/0x0) type:line
[   92.878668] snd_hda_codec_realtek hdaudioC0D0:    speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[   92.878669] snd_hda_codec_realtek hdaudioC0D0:    hp_outs=1 (0x1b/0x0/0x0/0x0/0x0)
[   92.878670] snd_hda_codec_realtek hdaudioC0D0:    mono: mono_out=0x0
[   92.878671] snd_hda_codec_realtek hdaudioC0D0:    dig-out=0x1e/0x0
[   92.878671] snd_hda_codec_realtek hdaudioC0D0:    inputs:
[   92.878672] snd_hda_codec_realtek hdaudioC0D0:      Front Mic=0x19
[   92.878673] snd_hda_codec_realtek hdaudioC0D0:      Rear Mic=0x18
[   92.878674] snd_hda_codec_realtek hdaudioC0D0:      Line=0x1a
[   92.889995] input: HDA Intel PCH Front Mic as /devices/pci0000:00/0000:00:1f.3/sound/card0/input6
[   92.890037] input: HDA Intel PCH Rear Mic as /devices/pci0000:00/0000:00:1f.3/sound/card0/input7
[   92.890074] input: HDA Intel PCH Line as /devices/pci0000:00/0000:00:1f.3/sound/card0/input8
[   92.890110] input: HDA Intel PCH Line Out Front as /devices/pci0000:00/0000:00:1f.3/sound/card0/input9
[   92.890145] input: HDA Intel PCH Line Out Surround as /devices/pci0000:00/0000:00:1f.3/sound/card0/input10
[   92.890181] input: HDA Intel PCH Line Out CLFE as /devices/pci0000:00/0000:00:1f.3/sound/card0/input11
[   92.890217] input: HDA Intel PCH Front Headphone as /devices/pci0000:00/0000:00:1f.3/sound/card0/input12
[   92.937118] random: crng init done
[   92.937119] random: 7 urandom warning(s) missed due to ratelimiting
[   93.023399] AVX2 version of gcm_enc/dec engaged.
[   93.023400] AES CTR mode by8 optimization enabled
[   93.155686] resource sanity check: requesting [mem 0x000c0000-0x000fffff], which spans more than PCI Bus 0000:00 [mem 0x000c4000-0x000c7fff window]
[   93.155820] caller os_map_kernel_space.part.7+0xda/0x120 [nvidia] mapping multiple BARs
[   93.156719] EDAC MC0: Giving out device to module skx_edac controller Skylake Socket#0 IMC#0: DEV 0000:64:0a.0 (INTERRUPT)
[   93.157204] EDAC MC1: Giving out device to module skx_edac controller Skylake Socket#0 IMC#1: DEV 0000:64:0c.0 (INTERRUPT)
[   93.158757] intel_rapl: Found RAPL domain package
[   93.158760] intel_rapl: Found RAPL domain dram
[   93.158761] intel_rapl: DRAM domain energy unit 15300pj
[   93.339909] XFS (sdb1): Mounting V5 Filesystem
[   93.459949] XFS (sdb1): Ending clean mount

Постскриптум 1

Я нашел, что задержка 90-х, кажется, происходит наугад шаг. следующее является другим журналом dmesg после перезагрузки.

[    2.129405] ata3.00: ATA-10: CT500MX500SSD1, M3CR010, max UDMA/133
[    2.129408] ata3.00: 976773168 sectors, multi 1: LBA48 NCQ (depth 31/32), AA
[    2.130038] ata3.00: supports DRM functions and may not be fully accessible
[    2.130560] ata3.00: configured for UDMA/133
[    2.130873] scsi 2:0:0:0: Direct-Access     ATA      CT500MX500SSD1   010  PQ: 0 ANSI: 5
[    2.131069] sd 2:0:0:0: Attached scsi generic sg0 type 0
[    2.131097] sd 2:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/466 GiB)
[    2.131098] sd 2:0:0:0: [sda] 4096-byte physical blocks
[    2.131102] sd 2:0:0:0: [sda] Write Protect is off
[    2.131103] sd 2:0:0:0: [sda] Mode Sense: 00 3a 00 00
[    2.131109] sd 2:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[    2.131355]  sda: sda1
[    2.131703] sd 2:0:0:0: [sda] supports TCG Opal
[    2.131704] sd 2:0:0:0: [sda] Attached SCSI disk
[    2.131879] ata8.00: ATAPI: ATAPI   iHAS324   F, CL8N, max UDMA/133
[    2.132767] ata8.00: configured for UDMA/133
[    2.270514] ata4.00: ATA-8: TOSHIBA MG04ACA400E, FP3B, max UDMA/100
[    2.270517] ata4.00: 7814037168 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
[    2.271786] ata4.00: configured for UDMA/100
[    2.272080] scsi 3:0:0:0: Direct-Access     ATA      TOSHIBA MG04ACA4 FP3B PQ: 0 ANSI: 5
[    2.272292] sd 3:0:0:0: [sdb] 7814037168 512-byte logical blocks: (4.00 TB/3.64 TiB)
[    2.272293] sd 3:0:0:0: [sdb] 4096-byte physical blocks
[    2.272298] sd 3:0:0:0: [sdb] Write Protect is off
[    2.272299] sd 3:0:0:0: [sdb] Mode Sense: 00 3a 00 00
[    2.272306] sd 3:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[    2.272307] sd 3:0:0:0: Attached scsi generic sg1 type 0
[    2.276699] scsi 7:0:0:0: CD-ROM            ATAPI    iHAS324   F      CL8N PQ: 0 ANSI: 5
[    2.341578] sr 7:0:0:0: [sr0] scsi3-mmc drive: 48x/48x writer cd/rw xa/form2 cdda tray
[    2.341580] cdrom: Uniform CD-ROM driver Revision: 3.20
[    2.341813] sr 7:0:0:0: Attached scsi CD-ROM sr0
[    2.341882] sr 7:0:0:0: Attached scsi generic sg2 type 5
[    2.515745]  sdb: sdb1
[    2.516041] sd 3:0:0:0: [sdb] Attached SCSI disk
[    2.622700] random: fast init done
[    2.812315] clocksource: Switched to clocksource tsc
[   92.283820] random: systemd-udevd: uninitialized urandom read (16 bytes read)
[   92.283827] random: systemd-udevd: uninitialized urandom read (16 bytes read)
[   92.284013] random: systemd-udevd: uninitialized urandom read (16 bytes read)
[   92.312310] SGI XFS with ACLs, security attributes, realtime, no debug enabled
[   92.313724] XFS (sda1): Mounting V5 Filesystem
[   92.327122] XFS (sda1): Ending clean mount
[   92.412761] ip_tables: (C) 2000-2006 Netfilter Core Team
[   92.419405] systemd[1]: systemd 237 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid)
[   92.436552] systemd[1]: Detected architecture x86-64.
[   92.439092] systemd[1]: Set hostname to <so3>.
[   92.525609] systemd[1]: Reached target User and Group Name Lookups.
[   92.525669] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[   92.525771] systemd[1]: Created slice System Slice.
[   92.525851] systemd[1]: Listening on Journal Audit Socket.
[   92.525856] systemd[1]: Reached target Remote File Systems.
[   92.525883] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe.
[   92.525926] systemd[1]: Listening on Journal Socket (/dev/log).
[   92.543157] lp: driver loaded but no devices found
[   92.545006] ppdev: user-space parallel port driver
[   92.607847] systemd-journald[318]: Received request to flush runtime journal from PID 1
[   92.641108] nvidia-uvm: Loaded the UVM driver in 8 mode, major device number 236
[   92.673815] dca service started, version 1.12.1
[   92.674554] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
[   92.677204] ioatdma: Intel(R) QuickData Technology Driver 4.00
[   92.679547] Adding 2097148k swap on /swapfile.  Priority:-2 extents:1 across:2097148k SSFS
[   92.696021] intel-lpss 0000:00:15.0: enabling device (0000 -> 0002)
[   92.869945] idma64 idma64.0: Found Intel integrated DMA 64-bit
[   92.896030] intel-lpss 0000:00:15.1: enabling device (0000 -> 0002)
[   92.896295] idma64 idma64.1: Found Intel integrated DMA 64-bit
[   92.918134] mei_me 0000:00:16.0: enabling device (0000 -> 0002)
[   92.928247] snd_hda_intel 0000:17:00.1: Disabling MSI
[   92.928268] snd_hda_intel 0000:17:00.1: Handle vga_switcheroo audio client
[   92.928379] snd_hda_intel 0000:65:00.1: Disabling MSI
[   92.928393] snd_hda_intel 0000:65:00.1: Handle vga_switcheroo audio client