Public bug reported: $ lsb_release -a
No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 20.04 LTS Release: 20.04 Codename: focal Installed dar package version: dar 2.6.8-1 $ dar -V dar version 2.6.8, Copyright (C) 2002-2020 Denis Corbin Long options support : YES Using libdar 6.2.2 built with compilation time options: Libz compression (gzip) : YES Libbz2 compression (bzip2) : YES Liblzo2 compression (lzo) : YES Liblzma compression (xz) : YES Strong encryption (libgcrypt): YES Public key ciphers (gpgme) : YES Extended Attributes support : YES Large files support (> 2GB) : YES ext2fs NODUMP flag support : YES Integer size used : 64 bits Thread safe support : YES Furtive read mode support : YES Linux ext2/3/4 FSA support : YES Mac OS X HFS+ FSA support : NO Detected system/CPU endian : little Posix fadvise support : YES Large dir. speed optimi. : YES Timestamp read accuracy : 1 microsecond Timestamp write accuracy : 1 microsecond Restores dates of symlinks : YES Multiple threads (libthreads): NO Delta compression support : NO Remote repository support : NO compiled the Feb 11 2020 with GNUC version 9.2.1 20200203 dar is part of the Disk ARchive suite (Release 2.6.8) dar comes with ABSOLUTELY NO WARRANTY; for details type `dar -W'. This is free software, and you are welcome to redistribute it under certain conditions; type `dar -L | more' for details. Note "Remote repository support : NO" and because of that dar works, but at the end archive size is zero, if archive is copied to the SSHF or S3 file system (or probably any other network mounted file system). For older Ubuntu versions dar was compiled with better settings: $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 16.04.6 LTS Release: 16.04 Codename: xenial Installed dar package version: dar 2.5.3-1ubuntu1 valdis@odo:~$ dar -V dar version 2.5.3, Copyright (C) 2002-2052 Denis Corbin Long options support : YES Using libdar 5.7.3 built with compilation time options: Libz compression (gzip) : YES Libbz2 compression (bzip2) : YES Liblzo2 compression (lzo) : YES Liblzma compression (xz) : NO Strong encryption (libgcrypt): YES Public key ciphers (gpgme) : NO Extended Attributes support : YES Large files support (> 2GB) : YES ext2fs NODUMP flag support : YES Special allocation scheme : YES Integer size used : 64 bits Thread safe support : YES Furtive read mode support : YES Linux ext2/3/4 FSA support : YES Mac OS X HFS+ FSA support : NO Detected system/CPU endian : little Posix fadvise support : YES Large dir. speed optimi. : YES Timestamp read accuracy : 1 microsecond Timestamp write accuracy : 1 microsecond Restores dates of symlinks : YES compiled the Jan 13 2016 with GNUC version 5.3.1 20160112 dar is part of the Disk ARchive suite (Release 2.5.3) dar comes with ABSOLUTELY NO WARRANTY; for details type `dar -W'. This is free software, and you are welcome to redistribute it under certain conditions; type `dar -L | more' for details. This older version works with networked file systems properly. ** Affects: dar (Ubuntu) Importance: Undecided Status: New ** Tags: archive backup disk -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1878170 Title: dar disk archiver compiled without remote repository support To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dar/+bug/1878170/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs