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Is it safe to convert EXT4 to BTRFS inplace?

Yes, it is safe. It's a bit of an involved process, but I just walked through it with Ubuntu 20.04. The goal here was to keep my old / as subvolume @oldroot while being able to install a new system in ...
0xC0000022L's user avatar
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1 vote

How to mount an Android smartphone as a drive in Windows?

After unsuccessfully trying some other options I found this solution: On the Android side I use CX-File Explorer. This includes a FTP-server. On Windows I use RaiDrive, that can connect via FTP (...
Konrad's user avatar
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1 vote

Linux - What causes processes to block aka "disk sleep" on synchronous writes?

The wait is most likely for flushing out the memory cache to the target disk. This happens when using the option of conv=fdatasync (or fsync), telling dd to make sure that the data gets written to the ...
harrymc's user avatar
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8 votes

Is it possible to recover files on NTFS after writing to the same directory?

An SSD works very different than an HDD, since it does some somewhat contradictory operations : Wear leveling attempts to write data in empty blocks, since this reduces the number of operations on ...
harrymc's user avatar
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12 votes
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Is it possible to recover files on NTFS after writing to the same directory?

In particular, I'm wondering the following: if I delete files and write new files on Desktop, does that automatically mean that the previous files will be overwritten by the new files? In other words, ...
u1686_grawity's user avatar
2 votes

Is it possible to recover files on NTFS after writing to the same directory?

SSDs do not have a physical structure like a HDD. Also TRIM is normally enable to set out where new files should be written. This could include (not necessarily) where the files were that you deleted....
John's user avatar
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0 votes

How can I make the content of multiple folders appear as one virtual folder or drive letter?

I used mkdir, mklink and subst commands as below. mkdir <root-folder> cd <root-folder> mklink /d <first-target-new-name> <link-to-first-sub-folder> mklink /d <second-target-...
Sami Sari's user avatar
1 vote
Accepted

Rescuing data from HFS+ backup?

Time Machine makes extensive use of "hard links", where a file's data is stored only once on the disk, but the file appears in more than one path (or under more than one name). All of the ...
Spiff's user avatar
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1 vote
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NUL characters appear at the end of some files sometimes

The 2016 post NUL characters added when saving on an SMB mount on a Mac #1332 may discuss the same problem. Although the post is about Sublime Text, the conclusion was that this is an operating system ...
harrymc's user avatar
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1 vote
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How to identify file by "File Record Segment"?

I see you already found LBA sector number has zero to do with file record segment. So: There are 3 types of hexadecimal addresses, termed "file record segment", "file" and "...
Joep van Steen's user avatar
1 vote

Slow hardware RAID0 write performance with 26 drives

I think it's limited by the backboard of the RAID itself. I have a 4U storage server also installed with a 4GB cached LSI MegaRAID SAS-3 3108. I configured it with different RAID levels of different ...
astrofanlee's user avatar

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