Thanks @ts678 for your continued suggestions.
I attempted a simple backup test using version 2.0.4.5_beta_2018-11-28 that appears to have succeeded.
Here is the configuration
{
"CreatedByVersion": "2.0.4.5",
"Schedule": null,
"Backup": {
"ID": "3",
"Name": "Simple Backup Test 2.0.4.5_beta_2018-11-28",
"Description": "A simple backup testing Duplicati version 2.0.4.5_beta_2018-11-28",
"Tags": [],
"TargetURL": "file:///media/shared/temp/backups/",
"DBPath": "/home/jake/.config/Duplicati/82786987818679897270.sqlite",
"Sources": [
"%MY_DOCUMENTS%/Downloads/"
],
"Settings": [
{
"Filter": "",
"Name": "encryption-module",
"Value": "",
"Argument": null
},
{
"Filter": "",
"Name": "compression-module",
"Value": "zip",
"Argument": null
},
{
"Filter": "",
"Name": "dblock-size",
"Value": "50mb",
"Argument": null
},
{
"Filter": "",
"Name": "--no-encryption",
"Value": "true",
"Argument": null
}
],
"Filters": [],
"Metadata": {
"LastBackupDate": "20181219T123849Z",
"BackupListCount": "1",
"TotalQuotaSpace": "2702091218944",
"FreeQuotaSpace": "517687468032",
"AssignedQuotaSpace": "-1",
"TargetFilesSize": "41157743309",
"TargetFilesCount": "1571",
"TargetSizeString": "38.33 GB",
"SourceFilesSize": "41788877727",
"SourceFilesCount": "288",
"SourceSizeString": "38.92 GB",
"LastBackupStarted": "20181219T123846Z",
"LastBackupFinished": "20181219T131814Z",
"LastBackupDuration": "00:39:27.6756940"
},
"IsTemporary": false
},
"DisplayNames": {
"/home/jake/Downloads/": "Downloads"
}
}
And here is the log from the job
DeletedFiles: 0
DeletedFolders: 0
ModifiedFiles: 0
ExaminedFiles: 288
OpenedFiles: 288
AddedFiles: 288
SizeOfModifiedFiles: 0
SizeOfAddedFiles: 41788877727
SizeOfExaminedFiles: 41788877727
SizeOfOpenedFiles: 41788877727
NotProcessedFiles: 0
AddedFolders: 3
TooLargeFiles: 0
FilesWithError: 0
ModifiedFolders: 0
ModifiedSymlinks: 0
AddedSymlinks: 0
DeletedSymlinks: 0
PartialBackup: False
Dryrun: False
MainOperation: Backup
CompactResults: null
DeleteResults: null
RepairResults: null
TestResults:
MainOperation: Test
Verifications: [
Key: duplicati-20181219T123849Z.dlist.zip
Value: [],
Key: duplicati-i8437d49f1ce34f9e9e09c089b3d5cd1b.dindex.zip
Value: [],
Key: duplicati-bc3ad7ce6d1ea4146962bced559fbb119.dblock.zip
Value: []
]
ParsedResult: Success
Version: 2.0.4.5 (2.0.4.5_beta_2018-11-28)
EndTime: 12/19/2018 7:18:14 AM (1545225494)
BeginTime: 12/19/2018 7:18:13 AM (1545225493)
Duration: 00:00:00.8786600
Messages: [
2018-12-19 06:38:46 -06 - [Information-Duplicati.Library.Main.Controller-StartingOperation]: The operation Backup has started,
2018-12-19 06:38:49 -06 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: List - Started: (),
2018-12-19 06:38:49 -06 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: List - Completed: (),
2018-12-19 06:38:54 -06 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Started: duplicati-bc146ba409459406cbca49a4610436059.dblock.zip (49.95 MB),
2018-12-19 06:38:55 -06 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Completed: duplicati-bc146ba409459406cbca49a4610436059.dblock.zip (49.95 MB),
...
]
Warnings: []
Errors: []
BackendStatistics:
RemoteCalls: 1576
BytesUploaded: 41157743309
BytesDownloaded: 52462392
FilesUploaded: 1571
FilesDownloaded: 3
FilesDeleted: 0
FoldersCreated: 0
RetryAttempts: 0
UnknownFileSize: 0
UnknownFileCount: 0
KnownFileCount: 1571
KnownFileSize: 41157743309
LastBackupDate: 12/19/2018 6:38:49 AM (1545223129)
BackupListCount: 1
TotalQuotaSpace: 2702091218944
FreeQuotaSpace: 517687468032
AssignedQuotaSpace: -1
ReportedQuotaError: False
ReportedQuotaWarning: False
ParsedResult: Success
Version: 2.0.4.5 (2.0.4.5_beta_2018-11-28)
Messages: [
2018-12-19 06:38:46 -06 - [Information-Duplicati.Library.Main.Controller-StartingOperation]: The operation Backup has started,
2018-12-19 06:38:49 -06 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: List - Started: (),
2018-12-19 06:38:49 -06 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: List - Completed: (),
2018-12-19 06:38:54 -06 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Started: duplicati-bc146ba409459406cbca49a4610436059.dblock.zip (49.95 MB),
2018-12-19 06:38:55 -06 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Completed: duplicati-bc146ba409459406cbca49a4610436059.dblock.zip (49.95 MB),
...
]
Warnings: []
Errors: []
ParsedResult: Success
Version: 2.0.4.5 (2.0.4.5_beta_2018-11-28)
EndTime: 12/19/2018 7:18:14 AM (1545225494)
BeginTime: 12/19/2018 6:38:46 AM (1545223126)
Duration: 00:39:27.6756940
Messages: [
2018-12-19 06:38:46 -06 - [Information-Duplicati.Library.Main.Controller-StartingOperation]: The operation Backup has started,
2018-12-19 06:38:49 -06 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: List - Started: (),
2018-12-19 06:38:49 -06 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: List - Completed: (),
2018-12-19 06:38:54 -06 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Started: duplicati-bc146ba409459406cbca49a4610436059.dblock.zip (49.95 MB),
2018-12-19 06:38:55 -06 - [Information-Duplicati.Library.Main.BasicResults-BackendEvent]: Backend event: Put - Completed: duplicati-bc146ba409459406cbca49a4610436059.dblock.zip (49.95 MB),
...
]
Warnings: []
Errors: []