Solved this. Motherboards sees loads grubx64.efi and grub works after I fixed partition order and overwritten GPT table. "So fdisk hinted that *partition order* was incorrect(it's a warning). I fixed partition order with special option in expert mode and *overwritten GPT table*." More details here: https://bbs.archlinux.org/viewtopic.php?pid=1565230#p1565230
On Thu, Sep 17, 2015 at 10:52 AM, Vyacheslav Gonakhchyan <[email protected]> wrote: > I've written several messages on acronis's site and to tech support. They > don't answer. And I have their tech support for several months. I also have > threads on several forums. The problem proved to be complex. Maybe because > GPT and EFI are still fresh concepts and everyone's still thinking in terms > of MBR. > > I thought I had logs to understand what happened but it seems that > operation was not logged. > The next step is to try load windows with edited bcd because right now it > does not load and it has no such mode as grub rescue to point to correct > partition. > > >It is possible that Acronis did something to filesystem on ESP > Quite possible. It was a surprise for me when I chose to resize *adjacent* > partitions and acronis decided to move around some stuff. I should have > made a photo of the error then. I thought it works like transactional > database and does not break anything. I was wrong - it broke NTFS on my > windows D:. I could not recover MFT (Master File Table with files > locations) and did quick format as last cause. There is no valuable data, > just a lot of installed programs. Also hoping chkdsk /f might add missing > files back to MFT. > > Thanks, you've helped a lot with my understanding of the problem. I will > write once this is solved. > > > On Thu, Sep 17, 2015 at 6:49 AM, Andrei Borzenkov <[email protected]> > wrote: > >> 17.09.2015 06:32, Andrei Borzenkov пишет: >> >> 17.09.2015 00:11, Vyacheslav Gonakhchyan пишет: >>> >>>> That was probably incorrect usage of ddrescue :( >>>> Here's more accurate output from >>>> dd if=/dev/sda count=1 bs=512 skip=976773167 >>>> >>>> >>>> Do you know how to read it or it's just to make sure that it's gpt >>>> header? >>>> >>>> >>> I know GPT header structure if that's what you ask. I do not see any >>> problems either. You could try gdisk if it detects any problems, >>> otherwise I must apologize - I do not know what happens here. May be try >>> Acronis (or whatever you used to change layout) forums and/or support? >>> >>> >> Just as an idea. It is possible that Acronis did something to filesystem >> on ESP; EFI normally does not show every possible partition, but rather the >> one it can work with. >> > >
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