On 12/28/2015 08:16 PM, Mandar Joshi wrote: >> Actually they have shipped F23 and are gearing up for F24... >> > Oh. Well, if you could post the output of the changeuuid.py script, > either here or there; I can have a look if anything is going wrong. > Round 2: # ./changeuuid.py pretend /dev/sdb /mnt[INFO ] ['/dev/sdb1', '/dev/sdb2', '/dev/sdb3'] [INFO ] /dev/sdb1 ext3 fa926fa0-ddcb-47ea-9731-ea5c92d9f959 51571332-cef6-4a04-a3e9-3a78d716fed8 [INFO ] /dev/sdb2 swap 6d5e843e-7dd8-4d70-a08e-4ee9d26828d7 ec4017fe-4dc7-4842-ae55-e9355c271947 [INFO ] /dev/sdb3 ext4 770af0f9-c7d9-4ae9-b024-1ba3c78d7550 5244b218-4c77-456e-9c83-ad5eeb32cb41 [INFO ] Unmounting all partitions on /dev/sdb umount: /dev/sdb1: not mounted umount: /dev/sdb2: not mounted umount: /dev/sdb3: not mounted [INFO ] Unmounting /dev/sdb1 /mnt [INFO ] Mounting /dev/sdb3 /mnt [INFO ] Processing File: /mnt/etc/fstab **** Old /etc/fstab **** #Generated by RootFS Build Factory UUID=fa926fa0-ddcb-47ea-9731-ea5c92d9f959 /boot ext3 noatime 0 0 UUID=6d5e843e-7dd8-4d70-a08e-4ee9d26828d7 swap swap noatime 0 0 UUID=770af0f9-c7d9-4ae9-b024-1ba3c78d7550 / ext4 noatime 0 0 **** New /etc/fstab **** #Generated by RootFS Build Factory UUID=51571332-cef6-4a04-a3e9-3a78d716fed8 /boot ext3 noatime 0 0 UUID=ec4017fe-4dc7-4842-ae55-e9355c271947 swap swap noatime 0 0 UUID=5244b218-4c77-456e-9c83-ad5eeb32cb41 / ext4 noatime 0 0 [INFO ] Mounting /dev/sdb1 /mnt [INFO ] Processing File: /mnt/extlinux/extlinux.conf **** Old /extlinux/extlinux.conf **** #Created by RootFS Build Factory ui menu.c32 menu autoboot centos menu title centos Options #menu hidden timeout 60 totaltimeout 600 label centos kernel /vmlinuz-4.2.3-200.el7.armv7hl append enforcing=0 root=UUID=770af0f9-c7d9-4ae9-b024-1ba3c78d7550 fdtdir /dtb-4.2.3-200.el7.armv7hl initrd /initramfs-4.2.3-200.el7.armv7hl.img **** New /extlinux/extlinux.conf **** #Created by RootFS Build Factory ui menu.c32 menu autoboot centos menu title centos Options #menu hidden timeout 60 totaltimeout 600 label centos kernel /vmlinuz-4.2.3-200.el7.armv7hl append enforcing=0 root=UUID=5244b218-4c77-456e-9c83-ad5eeb32cb41 fdtdir /dtb-4.2.3-200.el7.armv7hl initrd /initramfs-4.2.3-200.el7.armv7hl.img [INFO ] Unmounting /dev/sdb1 /mnt [INFO ] Unmounting /dev/sdb3 /mnt [INFO ] Changing UUID/LABEL for /dev/sdb1 [INFO ] Old:fa926fa0-ddcb-47ea-9731-ea5c92d9f959 New:51571332-cef6-4a04-a3e9-3a78d716fed8 [INFO ] Changing UUID/LABEL for /dev/sdb2 [INFO ] Old:6d5e843e-7dd8-4d70-a08e-4ee9d26828d7 New:ec4017fe-4dc7-4842-ae55-e9355c271947 [INFO ] Changing UUID/LABEL for /dev/sdb3 [INFO ] Old:770af0f9-c7d9-4ae9-b024-1ba3c78d7550 New:5244b218-4c77-456e-9c83-ad5eeb32cb41 ============== # ./changeuuid.py change /dev/sdb /mnt[INFO ] ['/dev/sdb1', '/dev/sdb2', '/dev/sdb3'] [INFO ] /dev/sdb1 ext3 fa926fa0-ddcb-47ea-9731-ea5c92d9f959 607a8ac9-8ffc-47d7-8666-fe689dc16bed [INFO ] /dev/sdb2 swap 6d5e843e-7dd8-4d70-a08e-4ee9d26828d7 054b606f-b169-4f1d-8fac-10edef957fec [INFO ] /dev/sdb3 ext4 770af0f9-c7d9-4ae9-b024-1ba3c78d7550 e6e8388e-4c7d-4e76-8936-6ba3a45c0927 [INFO ] Unmounting all partitions on /dev/sdb umount: /dev/sdb1: not mounted umount: /dev/sdb2: not mounted umount: /dev/sdb3: not mounted [INFO ] Unmounting /dev/sdb1 /mnt [INFO ] Mounting /dev/sdb3 /mnt [INFO ] Processing File: /mnt/etc/fstab **** Old /etc/fstab **** #Generated by RootFS Build Factory UUID=fa926fa0-ddcb-47ea-9731-ea5c92d9f959 /boot ext3 noatime 0 0 UUID=6d5e843e-7dd8-4d70-a08e-4ee9d26828d7 swap swap noatime 0 0 UUID=770af0f9-c7d9-4ae9-b024-1ba3c78d7550 / ext4 noatime 0 0 **** New /etc/fstab **** #Generated by RootFS Build Factory UUID=607a8ac9-8ffc-47d7-8666-fe689dc16bed /boot ext3 noatime 0 0 UUID=054b606f-b169-4f1d-8fac-10edef957fec swap swap noatime 0 0 UUID=e6e8388e-4c7d-4e76-8936-6ba3a45c0927 / ext4 noatime 0 0 [INFO ] Writing /mnt/etc/fstab [INFO ] Unmounting /mnt [INFO ] Mounting /dev/sdb1 /mnt [INFO ] Processing File: /mnt/extlinux/extlinux.conf **** Old /extlinux/extlinux.conf **** #Created by RootFS Build Factory ui menu.c32 menu autoboot centos menu title centos Options #menu hidden timeout 60 totaltimeout 600 label centos kernel /vmlinuz-4.2.3-200.el7.armv7hl append enforcing=0 root=UUID=770af0f9-c7d9-4ae9-b024-1ba3c78d7550 fdtdir /dtb-4.2.3-200.el7.armv7hl initrd /initramfs-4.2.3-200.el7.armv7hl.img **** New /extlinux/extlinux.conf **** #Created by RootFS Build Factory ui menu.c32 menu autoboot centos menu title centos Options #menu hidden timeout 60 totaltimeout 600 label centos kernel /vmlinuz-4.2.3-200.el7.armv7hl append enforcing=0 root=UUID=e6e8388e-4c7d-4e76-8936-6ba3a45c0927 fdtdir /dtb-4.2.3-200.el7.armv7hl initrd /initramfs-4.2.3-200.el7.armv7hl.img [INFO ] Writing /mnt/extlinux/extlinux.conf [INFO ] Unmounting /mnt [INFO ] Unmounting /dev/sdb1 /mnt [INFO ] Unmounting /dev/sdb3 /mnt [INFO ] Changing UUID/LABEL for /dev/sdb1 [INFO ] Old:fa926fa0-ddcb-47ea-9731-ea5c92d9f959 New:607a8ac9-8ffc-47d7-8666-fe689dc16bed tune2fs 1.42.12 (29-Aug-2014) [INFO ] Changing UUID/LABEL for /dev/sdb2 [INFO ] Old:6d5e843e-7dd8-4d70-a08e-4ee9d26828d7 New:054b606f-b169-4f1d-8fac-10edef957fec mkswap: /dev/sdb2: warning: wiping old swap signature. Setting up swapspace version 1, size = 512 MiB (536866816 bytes) no label, UUID=054b606f-b169-4f1d-8fac-10edef957fec [INFO ] Changing UUID/LABEL for /dev/sdb3 [INFO ] Old:770af0f9-c7d9-4ae9-b024-1ba3c78d7550 New:e6e8388e-4c7d-4e76-8936-6ba3a45c0927 tune2fs 1.42.12 (29-Aug-2014) ======== I then did a new mSD and just did a change without the pretend: # ./changeuuid.py change /dev/sdb /mnt[INFO ] ['/dev/sdb1', '/dev/sdb2', '/dev/sdb3'] [INFO ] /dev/sdb1 ext3 fa926fa0-ddcb-47ea-9731-ea5c92d9f959 5e01ccaa-561a-474d-ab1a-7ba5b94d3db9 [INFO ] /dev/sdb2 swap 6d5e843e-7dd8-4d70-a08e-4ee9d26828d7 a6f62d25-c7a9-4445-b8a2-692a7a834245 [INFO ] /dev/sdb3 ext4 770af0f9-c7d9-4ae9-b024-1ba3c78d7550 11ec1de2-d656-4aa5-93b6-2f73182b89d4 [INFO ] Unmounting all partitions on /dev/sdb umount: /dev/sdb1: not mounted umount: /dev/sdb2: not mounted umount: /dev/sdb3: not mounted [INFO ] Unmounting /dev/sdb1 /mnt [INFO ] Mounting /dev/sdb3 /mnt [INFO ] Processing File: /mnt/etc/fstab **** Old /etc/fstab **** #Generated by RootFS Build Factory UUID=fa926fa0-ddcb-47ea-9731-ea5c92d9f959 /boot ext3 noatime 0 0 UUID=6d5e843e-7dd8-4d70-a08e-4ee9d26828d7 swap swap noatime 0 0 UUID=770af0f9-c7d9-4ae9-b024-1ba3c78d7550 / ext4 noatime 0 0 **** New /etc/fstab **** #Generated by RootFS Build Factory UUID=5e01ccaa-561a-474d-ab1a-7ba5b94d3db9 /boot ext3 noatime 0 0 UUID=a6f62d25-c7a9-4445-b8a2-692a7a834245 swap swap noatime 0 0 UUID=11ec1de2-d656-4aa5-93b6-2f73182b89d4 / ext4 noatime 0 0 [INFO ] Writing /mnt/etc/fstab [INFO ] Unmounting /mnt [INFO ] Mounting /dev/sdb1 /mnt [INFO ] Processing File: /mnt/extlinux/extlinux.conf **** Old /extlinux/extlinux.conf **** #Created by RootFS Build Factory ui menu.c32 menu autoboot centos menu title centos Options #menu hidden timeout 60 totaltimeout 600 label centos kernel /vmlinuz-4.2.3-200.el7.armv7hl append enforcing=0 root=UUID=770af0f9-c7d9-4ae9-b024-1ba3c78d7550 fdtdir /dtb-4.2.3-200.el7.armv7hl initrd /initramfs-4.2.3-200.el7.armv7hl.img **** New /extlinux/extlinux.conf **** #Created by RootFS Build Factory ui menu.c32 menu autoboot centos menu title centos Options #menu hidden timeout 60 totaltimeout 600 label centos kernel /vmlinuz-4.2.3-200.el7.armv7hl append enforcing=0 root=UUID=11ec1de2-d656-4aa5-93b6-2f73182b89d4 fdtdir /dtb-4.2.3-200.el7.armv7hl initrd /initramfs-4.2.3-200.el7.armv7hl.img [INFO ] Writing /mnt/extlinux/extlinux.conf [INFO ] Unmounting /mnt [INFO ] Unmounting /dev/sdb1 /mnt [INFO ] Unmounting /dev/sdb3 /mnt [INFO ] Changing UUID/LABEL for /dev/sdb1 [INFO ] Old:fa926fa0-ddcb-47ea-9731-ea5c92d9f959 New:5e01ccaa-561a-474d-ab1a-7ba5b94d3db9 tune2fs 1.42.12 (29-Aug-2014) [INFO ] Changing UUID/LABEL for /dev/sdb2 [INFO ] Old:6d5e843e-7dd8-4d70-a08e-4ee9d26828d7 New:a6f62d25-c7a9-4445-b8a2-692a7a834245 mkswap: /dev/sdb2: warning: wiping old swap signature. Setting up swapspace version 1, size = 512 MiB (536866816 bytes) no label, UUID=a6f62d25-c7a9-4445-b8a2-692a7a834245 [INFO ] Changing UUID/LABEL for /dev/sdb3 [INFO ] Old:770af0f9-c7d9-4ae9-b024-1ba3c78d7550 New:11ec1de2-d656-4aa5-93b6-2f73182b89d4 tune2fs 1.42.12 (29-Aug-2014) SEEMS to be working right now, but then why not before... hmmmmm. When the system was going bad, I first did a dnf update, as I was a few weeks behind. Perhaps I picked up something new and useful?