It could be related that ext4 was in a bad state and systemd was not able to use it then upstart executed fsck to fix it and now I can again use systemd.
# /var/log/syslog.4.gz $ zgrep -h "fsck" /var/log/*.gz Jun 8 08:43:06 mbp kernel: [1788385.038996] FAT-fs (sdb1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. Jun 8 10:48:10 mbp systemd-fsck[971]: /dev/sda5: clean, 448286/17760256 files, 35731755/71025664 blocks Jun 8 10:48:10 mbp kernel: [ 4.748519] systemd[1]: Listening on fsck to fsckd communication Socket. Jun 8 10:48:10 mbp kernel: [ 4.750175] systemd[1]: Starting fsck to fsckd communication Socket. Jun 8 11:08:54 mbp systemd-fsck[943]: /dev/sda5: clean, 447436/17760256 files, 35695088/71025664 blocks Jun 8 11:08:54 mbp kernel: [ 3.809333] systemd[1]: Listening on fsck to fsckd communication Socket. Jun 8 11:08:54 mbp kernel: [ 3.809392] systemd[1]: Starting fsck to fsckd communication Socket. Jun 8 11:11:50 mbp systemd-fsck[946]: /dev/sda5: clean, 447438/17760256 files, 35715637/71025664 blocks Jun 8 11:11:50 mbp kernel: [ 3.736279] systemd[1]: Listening on fsck to fsckd communication Socket. Jun 8 11:11:50 mbp kernel: [ 3.737878] systemd[1]: Starting fsck to fsckd communication Socket. zgrep -h systemd /var/log/syslog.4.gz > systemd-2015-06-08.log ** Attachment added: "systemd-2015-06-08.log" https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1463023/+attachment/4413674/+files/systemd-2015-06-08.log -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to systemd in Ubuntu. https://bugs.launchpad.net/bugs/1463023 Title: systemd Timed out waiting for device swap and file system check Status in systemd package in Ubuntu: Incomplete Bug description: My Ubuntu 15.04 did not start --or took so long that I switched back to upstart! ISSUE: (systemd during the boot) Timed out waitingfor device dev-disk-by\x2duuid-... (swap) Dependency failed for /dev/disk/by-uuid/... (swap) Dependency failed for Swap. Timed out waiting for device dev-sdaX.device (swap) Dependency failed for Swap Partition. Failed to start udev Wait for Complete Device Initialization. See "systemctl status systemd-udev-settle.service" for details. Starting File System Check on Root Device... Starting Copy rules generated while the root was ro... (1 of 2) A start job is running for File System Check on Root Device (3min 28s / no limit) ... No tainted 3.19.0-18-generic #18-Ubuntu "echo 0> /proc/sys/kernel/hung_task_timeout_secs" disables this message. INFO: task systemd-udevd:336 blocked for more than 120 seconds. ... INFO: task systemd-udevd:338 blocked for more than 120 seconds. ... INFO: task systemd-udevd:346 blocked for more than 120 seconds. ... (1 of 2) A start job is running for File System Check on Root Device (4min 3s / no limit) WORKAROUND: apt-get -qq -y install upstart-sysv # switch back to upstart http://linux.softpedia.com/blog/Ubuntu-15-04-Users-Can-Switch-Off-Systemd-and-Use-Upstart-479373.shtml P.S. don't ask me to go back to systemd-sysv... I am fine with upstart.... TECHNICAL DETAILS: $ lsb_release -r Release: 15.04 $ uname -r 3.19.0-18-generic $ sudo dmidecode -s system-product-name MacBookPro8,2 $ grep "^GRUB_CMDLINE_LINUX_DEFAULT" /etc/default/grub GRUB_CMDLINE_LINUX_DEFAULT="transparent_hugepage=always intel_iommu=on acpi_irq_nobalance cgroup_enable=memory swapaccount=1 libata.force=noncq modeset=1 hybridopts=ON,IGD,OFF i915.modeset=0 radeon.modeset=1 radeon.dpm=1 radeon.audio=1 i915.lvds_channels=2 quirks.mbp_force_ahci=1 acpi_backlight=vendor reboot=pci" $ cat /etc/fstab # <file system> <mount point> <type> <options> <dump> <pass> # / was on /dev/sda5 during installation UUID=6619a7e9-4b94-4e9b-8dbe-4110f89dde74 / ext4 errors=remount-ro 0 1 # swap was on /dev/sda6 during installation UUID=813e9dc2-c678-4959-ac89-e6660f886942 none swap sw 0 0 # lsblk -f NAME FSTYPE LABEL UUID MOUNTPOINT sda ├─sda1 vfat EFI 67E3-17ED ├─sda2 hfsplus Macintosh HD 2ba5bbc1-fff0-36ea-ade4-140386274279 ├─sda3 hfsplus Recovery HD 9e776f16-ceb4-37e6-b4ce-4e75c1db5444 ├─sda4 ├─sda5 ext4 6619a7e9-4b94-4e9b-8dbe-4110f89dde74 / └─sda6 swap 813e9dc2-c678-4959-ac89-e6660f886942 [SWAP] sr0 # blkid /dev/sda1: LABEL="EFI" UUID="67E3-17ED" TYPE="vfat" PARTLABEL="EFI System Partition" PARTUUID="5d71ff71-9843-473d-90e7-4c780c8a494d" /dev/sda2: UUID="2ba5bbc1-fff0-36ea-ade4-140386274279" LABEL="Macintosh HD" TYPE="hfsplus" PARTLABEL="Macintosh HD" PARTUUID="4e4c2249-24f8-4229-9325-d4aafd7ac093" /dev/sda3: UUID="9e776f16-ceb4-37e6-b4ce-4e75c1db5444" LABEL="Recovery HD" TYPE="hfsplus" PARTLABEL="Recovery HD" PARTUUID="a986e3e1-ed3b-44bb-a75b-87b54434380d" /dev/sda5: UUID="6619a7e9-4b94-4e9b-8dbe-4110f89dde74" TYPE="ext4" PARTUUID="9d860cb1-1334-4f79-a07a-01b8818c4aab" /dev/sda6: UUID="813e9dc2-c678-4959-ac89-e6660f886942" TYPE="swap" PARTUUID="bf1271f6-8d51-4510-8979-666c9546f1f3" /dev/sda4: PARTUUID="2b731a42-bd29-4548-8f0e-a9889ee9486b" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1463023/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp

