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#1 Le 03/07/2016, à 13:34

oix

Ubuntu 16.04 : Pas de chargement du systeme au demarrage

Bonjour,
J'ai Ubuntu 16.04 installe en full install sur un HP 290 G1;
Après un bug; il a fallu le redémarrer, mais il ne fait qu'afficher un écran noir, il ne charge rien
J'ai essaye de réparer le démarrage avec boot-repair, ca ne donne rien

Voila le rapport fourni

 Boot Info Script cfd9efe + Boot-Repair extra info      [Boot-Info 26Apr2016]


============================= Boot Info Summary: ===============================

 => libparted MBR boot code is installed in the MBR of /dev/sda.

sda1: __________________________________________________________________________

    File system:       ext2
    Boot sector type:  -
    Boot sector info: 
    Operating System:  
    Boot files:        

sda2: __________________________________________________________________________

    File system:       Extended Partition
    Boot sector type:  Unknown
    Boot sector info: 

sda5: __________________________________________________________________________

    File system:       LVM2_member
    Boot sector type:  -
    Boot sector info: 

ubuntu-vg-root: ________________________________________________________________

    File system:       
    Boot sector type:  -
    Boot sector info: 
    Mounting failed:   mount: unknown filesystem type ''

ubuntu-vg-swap_1: ______________________________________________________________

    File system:       
    Boot sector type:  -
    Boot sector info: 
    Mounting failed:   mount: unknown filesystem type ''
mount: unknown filesystem type ''

============================ Drive/Partition Info: =============================

Drive: sda _____________________________________________________________________
Disk /dev/sda: 465.8 GiB, 500107862016 bytes, 976773168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: dos

Partition  Boot  Start Sector    End Sector  # of Sectors  Id System

/dev/sda1    *          2,048       999,423       997,376  83 Linux
/dev/sda2           1,001,470   976,771,071   975,769,602   5 Extended
/dev/sda5           1,001,472   976,771,071   975,769,600  8e Linux LVM


"blkid" output: ________________________________________________________________

Device           UUID                                   TYPE       LABEL

/dev/loop0                                              squashfs   
/dev/sda1        79df6c61-b48e-4f6c-8d8d-9df4fc01d882   ext2       
/dev/sda5        QrEdZQ-v2oh-kCVJ-vUhT-FbVr-6PMk-QyDTSP LVM2_member 
/dev/sr0         2016-04-20-22-29-52-00                 iso9660    Ubuntu 16.04 LTS amd64

========================= "ls -l /dev/disk/by-id" output: ======================

total 0
lrwxrwxrwx 1 root root  9 Jul  3 10:39 ata-ST500DM002-1BD142_Z6EFQN2E -> ../../sda
lrwxrwxrwx 1 root root 10 Jul  3 10:39 ata-ST500DM002-1BD142_Z6EFQN2E-part1 -> ../../sda1
lrwxrwxrwx 1 root root 10 Jul  3 10:39 ata-ST500DM002-1BD142_Z6EFQN2E-part2 -> ../../sda2
lrwxrwxrwx 1 root root 10 Jul  3 10:39 ata-ST500DM002-1BD142_Z6EFQN2E-part5 -> ../../sda5
lrwxrwxrwx 1 root root  9 Jul  3 10:36 ata-hp_CDDVDW_SH-216DB_R96F68DG1008WB -> ../../sr0
lrwxrwxrwx 1 root root 10 Jul  3 10:38 dm-name-ubuntu--vg-root -> ../../dm-0
lrwxrwxrwx 1 root root 10 Jul  3 10:38 dm-name-ubuntu--vg-swap_1 -> ../../dm-1
lrwxrwxrwx 1 root root 10 Jul  3 10:38 dm-uuid-LVM-822zwftxFd9XbzNhaWVAdkVAxEM9lA5POtX28MztpYiLIux3cjuWokQNuJbx6Saf -> ../../dm-0
lrwxrwxrwx 1 root root 10 Jul  3 10:38 dm-uuid-LVM-822zwftxFd9XbzNhaWVAdkVAxEM9lA5Px5ojM8xaiB3UIB6uAz93hxVNpLpm7qUl -> ../../dm-1
lrwxrwxrwx 1 root root 10 Jul  3 10:39 lvm-pv-uuid-QrEdZQ-v2oh-kCVJ-vUhT-FbVr-6PMk-QyDTSP -> ../../sda5
lrwxrwxrwx 1 root root  9 Jul  3 10:39 wwn-0x5000c5007a531c92 -> ../../sda
lrwxrwxrwx 1 root root 10 Jul  3 10:39 wwn-0x5000c5007a531c92-part1 -> ../../sda1
lrwxrwxrwx 1 root root 10 Jul  3 10:39 wwn-0x5000c5007a531c92-part2 -> ../../sda2
lrwxrwxrwx 1 root root 10 Jul  3 10:39 wwn-0x5000c5007a531c92-part5 -> ../../sda5

========================= "ls -R /dev/mapper/" output: =========================

/dev/mapper:
control
ubuntu--vg-root
ubuntu--vg-swap_1

================================ Mount points: =================================

Device           Mount_Point              Type       Options

/dev/loop0       /rofs                    squashfs   (ro,noatime)
/dev/sr0         /cdrom                   iso9660    (ro,noatime)


======================== Unknown MBRs/Boot Sectors/etc: ========================

Unknown BootLoader on sda2



=============================== StdErr Messages: ===============================

hexdump: /dev/sda2: No such device or address
hexdump: /dev/sda2: No such device or address
File descriptor 9 (/proc/6324/mounts) leaked on lvs invocation. Parent PID 12557: bash
File descriptor 63 (pipe:[58385]) leaked on lvs invocation. Parent PID 12557: bash
File descriptor 9 (/proc/6324/mounts) leaked on lvchange invocation. Parent PID 12814: bash
File descriptor 63 (pipe:[58385]) leaked on lvchange invocation. Parent PID 12814: bash
File descriptor 9 (/proc/6324/mounts) leaked on lvchange invocation. Parent PID 12814: bash
File descriptor 63 (pipe:[58385]) leaked on lvchange invocation. Parent PID 12814: bash

ADDITIONAL INFORMATION :
=================== log of boot-repair 2016-07-03__10h38 ===================
boot-repair version : 4ppa38
boot-sav version : 4ppa38
glade2script version : 3.2.3~ppa1
boot-sav-extra version : 4ppa38
BLKID BEFORE LVM ACTIVATION:
/dev/sda1: UUID="79df6c61-b48e-4f6c-8d8d-9df4fc01d882" TYPE="ext2" PARTUUID="546e26e1-01"
/dev/sr0: UUID="2016-04-20-22-29-52-00" LABEL="Ubuntu 16.04 LTS amd64" TYPE="iso9660" PTUUID="0e0e8e70" PTTYPE="dos"
/dev/loop0: TYPE="squashfs"
/dev/sda5: UUID="QrEdZQ-v2oh-kCVJ-vUhT-FbVr-6PMk-QyDTSP" TYPE="LVM2_member" PARTUUID="546e26e1-05"
MODPROBE
VGSCAN
File descriptor 9 (/proc/6324/mounts) leaked on vgscan invocation. Parent PID 6336: /bin/bash
Reading all physical volumes.  This may take a while...
Found volume group "ubuntu-vg" using metadata type lvm2
VGCHANGE
File descriptor 9 (/proc/6324/mounts) leaked on vgchange invocation. Parent PID 6336: /bin/bash
2 logical volume(s) in volume group "ubuntu-vg" now active
File descriptor 9 (/proc/6324/mounts) leaked on lvscan invocation. Parent PID 6336: /bin/bash
LVSCAN:
ACTIVE            '/dev/ubuntu-vg/root' [459.35 GiB] inherit
ACTIVE            '/dev/ubuntu-vg/swap_1' [5.93 GiB] inherit
Error: /dev/mapper/ubuntu--vg-root: unrecognised disk label
Error: /dev/mapper/ubuntu--vg-swap_1: unrecognised disk label
Warning: Unable to open /dev/sr0 read-write (Read-only file system).  /dev/sr0 has been opened read-only.
Error: /dev/mapper/ubuntu--vg-root: unrecognised disk label
Error: /dev/mapper/ubuntu--vg-swap_1: unrecognised disk label
Warning: Unable to open /dev/sr0 read-write (Read-only file system).  /dev/sr0 has been opened read-only.
boot-repair is executed in live-session (Ubuntu 16.04 LTS, xenial, Ubuntu, x86_64)
CPU op-mode(s):        32-bit, 64-bit
BOOT_IMAGE=/casper/vmlinuz.efi file=/cdrom/preseed/ubuntu.seed boot=casper quiet splash ---
ls: cannot access '/home/usr/.config': No such file or directory
Partition 2 does not start on physical sector boundary.

=================== os-prober:


=================== blkid:
/dev/sda1: UUID="79df6c61-b48e-4f6c-8d8d-9df4fc01d882" TYPE="ext2" PARTUUID="546e26e1-01"
/dev/sr0: UUID="2016-04-20-22-29-52-00" LABEL="Ubuntu 16.04 LTS amd64" TYPE="iso9660" PTUUID="0e0e8e70" PTTYPE="dos"
/dev/loop0: TYPE="squashfs"
/dev/sda5: UUID="QrEdZQ-v2oh-kCVJ-vUhT-FbVr-6PMk-QyDTSP" TYPE="LVM2_member" PARTUUID="546e26e1-05"

Partition 2 does not start on physical sector boundary.
Partition 2 does not start on physical sector boundary.

=================== efibootmgr -v
BootCurrent: 0008
Timeout: 0 seconds
BootOrder: 0001,0002,0003,0008,0006,0004,0005,0007
Boot0001* USB Floppy/CD	VenMedia(b6fef66f-1495-4584-a836-3492d1984a8d,0500000001)..BO
Boot0002* USB Hard Drive	VenMedia(b6fef66f-1495-4584-a836-3492d1984a8d,0200000001)..BO
Boot0003* ATAPI CD-ROM Drive	VenMedia(b6fef66f-1495-4584-a836-3492d1984a8d,0300000001)..BO
Boot0004  CD/DVD Drive 	BBS(CDROM,,0x0)..GO..NO........O.h.p. . . . . . . .C.D.D.V.D.W. .S.H.-.2.1.6.D.B.................>..Gd-.;.A..MQ..L.9.R.F.6.8.6.G.D.0.1.8.0.B.W. . . . . . ........BO
Boot0005  USB Floppy/CD	VenMedia(b6fef66f-1495-4584-a836-3492d1984a8d,0500000000)..BO
Boot0006* Hard Drive	BBS(HD,,0x0)..GO..NO........O.S.T.5.0.0.D.M.0.0.2.-.1.B.D.1.4.2.................>..Gd-.;.A..MQ..L.6.Z.F.E.N.Q.E.2. . . . . . . . . . . . ........BO
Boot0007* Realtek PXE B04 D00	BBS(Network,,0x0)..BO
Boot0008* UEFI: hp       CDDVDW SH-216DB	PciRoot(0x0)/Pci(0x1f,0x2)/Sata(4,65535,0)/CDROM(1,0xb0451,0x1280)..BO

=================== UEFI/Legacy mode:
BIOS is EFI-compatible, and is setup in EFI-mode for this live-session.
SecureBoot disabled. (maybe sec-boot, Please report this message to boot.repair@gmail.com)


=================== PARTITIONS & DISKS:
sda1	: sda,	maybesepboot,	no-grubenv	nogrub,	no-docgrub,	no-update-grub,	32,	no-boot,	no-os,	not--efi--part,	part-has-no-fstab,	part-has-no-fstab,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot,	nopakmgr,	nogrubinstall,	no---usr,	part-has-no-fstab,	not-sep-usr,	standard,	not-far,	/mnt/boot-sav/sda1.

sda	: not-GPT,	BIOSboot-not-needed,	has-no-EFIpart, 	not-usb,	no-os,	2048 sectors * 512 bytes


=================== parted -l:

Model: ATA ST500DM002-1BD14 (scsi)
Disk /dev/sda: 500GB
Sector size (logical/physical): 512B/4096B
Partition Table: msdos
Disk Flags:

Number  Start   End    Size   Type      File system  Flags
1      1049kB  512MB  511MB  primary   ext2
2      513MB   500GB  500GB  extended
5      513MB   500GB  500GB  logical                lvm


Model: Linux device-mapper (linear) (dm)
Disk /dev/mapper/ubuntu--vg-root: 493GB
Sector size (logical/physical): 512B/4096B
Partition Table: unknown
Disk Flags:

Model: Linux device-mapper (linear) (dm)
Disk /dev/mapper/ubuntu--vg-swap_1: 6367MB
Sector size (logical/physical): 512B/4096B
Partition Table: unknown
Disk Flags:

Model: hp CDDVDW SH-216DB (scsi)
Disk /dev/sr0: 1486MB
Sector size (logical/physical): 2048B/2048B
Partition Table: mac
Disk Flags:

Number  Start   End     Size    File system  Name   Flags
1      2048B   6143B   4096B                Apple
2      1479MB  1481MB  2425kB               EFI

=================== parted -lm:

BYT;
/dev/sda:500GB:scsi:512:4096:msdos:ATA ST500DM002-1BD14:;
1:1049kB:512MB:511MB:ext2::;
2:513MB:500GB:500GB:::;
5:513MB:500GB:500GB:::lvm;

BYT;
/dev/mapper/ubuntu--vg-root:493GB:dm:512:4096:unknown:Linux device-mapper (linear):;

BYT;
/dev/mapper/ubuntu--vg-swap_1:6367MB:dm:512:4096:unknown:Linux device-mapper (linear):;

BYT;
/dev/sr0:1486MB:scsi:2048:2048:mac:hp CDDVDW SH-216DB:;
1:2048B:6143B:4096B::Apple:;
2:1479MB:1481MB:2425kB::EFI:;

=================== lsblk:
KNAME TYPE FSTYPE        SIZE LABEL
sda   disk             465.8G
sda1  part ext2          487M
sda2  part                 1K
sda5  part LVM2_member 465.3G
dm-0  lvm              459.4G
dm-1  lvm                  6G
sr0   rom  iso9660       1.4G Ubuntu 16.04 LTS amd64
loop0 loop squashfs      1.3G

KNAME ROTA RO RM STATE   MOUNTPOINT
sda      1  0  0 running
sda1     1  0  0         /mnt/boot-sav/sda1
sda2     1  0  0
sda5     1  0  0
dm-0     1  0  0 running
dm-1     1  0  0 running
sr0      1  0  1 running /cdrom
loop0    1  1  0         /rofs


=================== mount:
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
udev on /dev type devtmpfs (rw,nosuid,relatime,size=3003008k,nr_inodes=750752,mode=755)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,noexec,relatime,size=603532k,mode=755)
/dev/sr0 on /cdrom type iso9660 (ro,noatime)
/dev/loop0 on /rofs type squashfs (ro,noatime)
/cow on / type overlay (rw,relatime,lowerdir=//filesystem.squashfs,upperdir=/cow/upper,workdir=/cow/work)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,release_agent=/lib/systemd/systemd-cgroups-agent,name=systemd,nsroot=/)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio,nsroot=/)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer,nsroot=/)
cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event,nsroot=/)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset,nsroot=/)
cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,hugetlb,nsroot=/)
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct,nsroot=/)
cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory,nsroot=/)
cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_cls,net_prio,nsroot=/)
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices,nsroot=/)
cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids,nsroot=/)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=31,pgrp=1,timeout=0,minproto=5,maxproto=5,direct)
mqueue on /dev/mqueue type mqueue (rw,relatime)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime)
debugfs on /sys/kernel/debug type debugfs (rw,relatime)
tracefs on /sys/kernel/debug/tracing type tracefs (rw,relatime)
fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime)
tmpfs on /tmp type tmpfs (rw,nosuid,nodev,relatime)
tmpfs on /run/user/999 type tmpfs (rw,nosuid,nodev,relatime,size=603532k,mode=700,uid=999,gid=999)
gvfsd-fuse on /run/user/999/gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev,relatime,user_id=999,group_id=999)
/dev/sda1 on /mnt/boot-sav/sda1 type ext2 (rw,relatime,block_validity,barrier,user_xattr,acl,stripe=4)


=================== ls:
/sys/block/dm-0 (filtered):  alignment_offset bdi capability dev discard_alignment dm ext_range holders inflight integrity power queue range removable ro size slaves stat subsystem trace uevent
/sys/block/dm-1 (filtered):  alignment_offset bdi capability dev discard_alignment dm ext_range holders inflight integrity power queue range removable ro size slaves stat subsystem trace uevent
/sys/block/sda (filtered):  alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro sda1 sda2 sda5 size slaves stat subsystem trace uevent
/sys/block/sr0 (filtered):  alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro size slaves stat subsystem trace uevent
/dev (filtered):  autofs block bsg btrfs-control bus cdrom cdrw char console core cpu cpu_dma_latency cuse disk dm-0 dm-1 dri dvd dvdrw ecryptfs fb0 fd full fuse hidraw0 hidraw1 hidraw2 hpet hugepages hwrng i2c-0 i2c-1 i2c-2 i2c-3 i2c-4 i2c-5 i2c-6 initctl input kmsg kvm lightnvm log mapper mcelog mei0 mem memory_bandwidth mqueue net network_latency network_throughput null port ppp psaux ptmx pts random rfkill rtc rtc0 sda sda1 sda2 sda5 sg0 sg1 shm snapshot snd sr0 stderr stdin stdout tpm0 ubuntu-vg uhid uinput urandom usb userio vfio vga_arbiter vhci vhost-net zero
ls /dev/mapper:  control ubuntu--vg-root ubuntu--vg-swap_1
Partition 2 does not start on physical sector boundary.

=================== df -Th:

Filesystem     Type      Size  Used Avail Use% Mounted on
udev           devtmpfs  2.9G     0  2.9G   0% /dev
tmpfs          tmpfs     590M  8.7M  581M   2% /run
/dev/sr0       iso9660   1.4G  1.4G     0 100% /cdrom
/dev/loop0     squashfs  1.4G  1.4G     0 100% /rofs
/cow           overlay   2.9G  101M  2.8G   4% /
tmpfs          tmpfs     2.9G  232K  2.9G   1% /dev/shm
tmpfs          tmpfs     5.0M  8.0K  5.0M   1% /run/lock
tmpfs          tmpfs     2.9G     0  2.9G   0% /sys/fs/cgroup
tmpfs          tmpfs     2.9G  256K  2.9G   1% /tmp
tmpfs          tmpfs     590M   76K  590M   1% /run/user/999
/dev/sda1      ext2      472M  2.3M  445M   1% /mnt/boot-sav/sda1

=================== fdisk -l:
Disk /dev/ram0: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram1: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram2: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram3: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram4: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram5: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram6: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram7: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram8: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram9: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram10: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram11: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram12: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram13: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram14: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram15: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/loop0: 1.3 GiB, 1433468928 bytes, 2799744 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/sda: 465.8 GiB, 500107862016 bytes, 976773168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: dos
Disk identifier: 0x546e26e1

Device     Boot   Start       End   Sectors   Size Id Type
/dev/sda1          2048    999423    997376   487M 83 Linux
/dev/sda2       1001470 976771071 975769602 465.3G  5 Extended
/dev/sda5       1001472 976771071 975769600 465.3G 8e Linux LVM



Disk /dev/mapper/ubuntu--vg-root: 459.4 GiB, 493224984576 bytes, 963330048 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/mapper/ubuntu--vg-swap_1: 6 GiB, 6366953472 bytes, 12435456 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


No OS or WinEFI system
Gtk-Message: GtkDialog mapped without a transient parent. This is discouraged.

=================== Recommended repair
The default repair of the Boot-Repair utility will not act on the MBR.
The boot flag will be placed on sda1.
Additional repair will be performed:  repair-filesystems


Gtk-Message: GtkDialog mapped without a transient parent. This is discouraged.
Force Unmount all blkid partitions (for fsck) except / /boot /cdrom /dev /etc /home /opt /pas /proc /rofs /sys /tmp /usr /var

fsck -fyM /dev/sda1
fsck from util-linux 2.27.1
parted /dev/sda set 1 boot on
Information: You may need to update /etc/fstab.


                                                                          
Partition 2 does not start on physical sector boundary.

Boot successfully repaired.

You can now reboot your computer.

paste.ubuntu.com ko (), using paste.debian
paste.debian.net ko (), using paste2

Bien qu'il dise "boot successfully repaired" or ... ca ne marche toujours pas

en essayant grub-install il me donne :

ubuntu@ubuntu:~$ sudo grub-install  /dev/sda
Installing for i386-pc platform.
grub-install: error: failed to get canonical path of `/cow'.

puis j'ai essaye :

ubuntu@ubuntu:~$ sudo su
root@ubuntu:/home/ubuntu# mkdir /mnt/chrootdir
root@ubuntu:/home/ubuntu# 
root@ubuntu:/home/ubuntu# mount /dev/sda1 /mnt/chrootdir
root@ubuntu:/home/ubuntu# for dir in proc dev sys etc bin sbin var usr lib lib64 tmp; do
>     mkdir /mnt/chrootdir/$dir && mount --bind /$dir /mnt/chrootdir/$dir
> done
root@ubuntu:/home/ubuntu# chroot /mnt/chrootdir
root@ubuntu:/# update-grub2  # inside chroot
/usr/sbin/grub-probe: error: failed to get canonical path of `/boot'.

fdisk -l me donne :

root@ubuntu:/# fdisk -l
Disk /dev/ram0: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram1: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram2: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram3: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram4: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram5: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram6: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram7: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram8: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram9: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram10: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram11: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram12: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram13: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram14: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/ram15: 64 MiB, 67108864 bytes, 131072 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/loop0: 1.3 GiB, 1433468928 bytes, 2799744 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes


Disk /dev/sda: 465.8 GiB, 500107862016 bytes, 976773168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: dos
Disk identifier: 0x546e26e1

Device     Boot   Start       End   Sectors   Size Id Type
/dev/sda1  *       2048    999423    997376   487M 83 Linux
/dev/sda2       1001470 976771071 975769602 465.3G  5 Extended
/dev/sda5       1001472 976771071 975769600 465.3G 8e Linux LVM

Partition 2 does not start on physical sector boundary.


Disk /dev/mapper/ubuntu--vg-root: 459.4 GiB, 493224984576 bytes, 963330048 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes


Disk /dev/mapper/ubuntu--vg-swap_1: 6 GiB, 6366953472 bytes, 12435456 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes

Une idee pour reparer ca ?

Merci

PS : le clavier en QWERTY fait que y a certains accents qui manquent par-ci par-la. Je m'en excuse.

I have not failed. I've just found 10000 ways that won't work.
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