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FDM 6

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Usher
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Re: FDM 6

Postby Usher » Sat Sep 05, 2020 2:35 pm

Alex wrote:
Usher wrote:What about proper https support in FDM for Linux and Android?

Hello, what do you mean?
I haven't tested the newest builds yet, so I can only link some related issues reported earlier:

viewtopic.php?f=1&t=18217&p=48189&hilit=https#p48189
viewtopic.php?f=1&t=17900&p=48167&hilit=https#p48167

In general: FDM cannot connect to some https sites. In such cases FDM cannot get file size and reports "Network error" (or other errors depending on proxy settings), so It may depend on proxy settings or on the server-side cryptography methods.

If the server allows http connection, you can change the link from https to http and all goes OK. But if the server uses HSTS and forces https connections, downloads are unavailable.
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touf34
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Re: FDM 6

Postby touf34 » Mon Sep 07, 2020 10:25 pm

FDM needs a better handling of large files.. On a 1Gbps line downloading anything over 10GB, the download manager makes literal 3 to 5 seconds pauses, the download speed drops to 0KB/s the disk activity drops to 0%. The same thing used to happen with version 5.x, that's why I stopped using this DM. I used Uget with Aria2 for a while and it has no issues downloading large files at 110MB/s without pausing like FDM does.
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Re: FDM 6

Postby Alex » Tue Sep 08, 2020 9:26 am

Usher wrote:In general: FDM cannot connect to some https sites.

I believe there are no such sites.
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Re: FDM 6

Postby Alex » Tue Sep 08, 2020 9:34 am

touf34 wrote:FDM needs a better handling of large files.. On a 1Gbps line downloading anything over 10GB, the download manager makes literal 3 to 5 seconds pauses, the download speed drops to 0KB/s the disk activity drops to 0%. The same thing used to happen with version 5.x, that's why I stopped using this DM. I used Uget with Aria2 for a while and it has no issues downloading large files at 110MB/s without pausing like FDM does.

Hello,
It seems that the file system of the disk you are downloading to does not support sparse files. So your OS spends time allocating disk space for the large file. While it doing this, no writes to the disk are possible. That's why FDM downloads it so bad. Are you sure you compared FDM6 and Uget in the same circumstances (same PC, same OS, same disk, etc.) ? What is your OS and the file system on the disk you download to? It's possible that in the first place Uget just downloads only the very beginning parts of the file. Then it advances a bit further. It's possible to make FDM to do so, but I don't know if we really need to.
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Re: FDM 6

Postby Usher » Tue Sep 08, 2020 11:10 am

Alex wrote:
Usher wrote:In general: FDM cannot connect to some https sites.

I believe there are no such sites.

There is one word missing: NOW, after many unspecified fixes. However, I haven't finished my tests yet, there still may be some problems…

BTW. Would you be so kind and provide more detailed changelog, please? It should contain list of all bugfixes for problems reported by users and of all new features proposed by users. Let people see the dev team really listen to and works for FDM users.
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Guest

Re: FDM 6

Postby Guest » Tue Sep 08, 2020 1:32 pm

Alex wrote:
touf34 wrote:FDM needs a better handling of large files.. On a 1Gbps line downloading anything over 10GB, the download manager makes literal 3 to 5 seconds pauses, the download speed drops to 0KB/s the disk activity drops to 0%. The same thing used to happen with version 5.x, that's why I stopped using this DM. I used Uget with Aria2 for a while and it has no issues downloading large files at 110MB/s without pausing like FDM does.

Hello,
It seems that the file system of the disk you are downloading to does not support sparse files. So your OS spends time allocating disk space for the large file. While it doing this, no writes to the disk are possible. That's why FDM downloads it so bad. Are you sure you compared FDM6 and Uget in the same circumstances (same PC, same OS, same disk, etc.) ? What is your OS and the file system on the disk you download to? It's possible that in the first place Uget just downloads only the very beginning parts of the file. Then it advances a bit further. It's possible to make FDM to do so, but I don't know if we really need to.



Hi,

I tried both yesterday, Aria2 and FDM, same site one Download manager after the other, both with 5 threads. Aria2 doesn't stops for the whole 10GB download file, while FDM starts making pauses when the file is around 30% completed to fully completed.

Sparse is enabled on my file system.

Code: Select all

PS C:\Windows\system32> fsutil fsinfo ntfsinfo  D:
NTFS Volume Serial Number :       xxxxxxxxxxxxxxxxxxxxxxxxx
NTFS Version      :                3.1
LFS Version       :                2.0
Total Sectors     :                5,860,499,455  ( 2.7 TB)
Total Clusters    :                  732,562,431  ( 2.7 TB)
Free Clusters     :                  619,204,299  ( 2.3 TB)
Total Reserved Clusters :                  4,750  (18.6 MB)
Reserved For Storage Reserve :                 0  ( 0.0 KB)
Bytes Per Sector  :                512
Bytes Per Physical Sector :        4096
Bytes Per Cluster :                4096
Bytes Per FileRecord Segment    :  1024
Clusters Per FileRecord Segment :  0
Mft Valid Data Length :            107.50 MB
Mft Start Lcn  :                   0x00000000000c0000
Mft2 Start Lcn :                   0x0000000000000002
Mft Zone Start :                   0x0000000001772160
Mft Zone End   :                   0x000000000177e920
MFT Zone Size  :                   199.75 MB
Max Device Trim Extent Count :     0
Max Device Trim Byte Count :       0
Max Volume Trim Extent Count :     62
Max Volume Trim Byte Count :       0x40000000
Resource Manager Identifier :      xxxxxxxxxxxxxxxxxxxxxxxxxxx
-----------------------------------------------
PS C:\Windows\system32> fsutil fsinfo volumeinfo  D:
Volume Name :
Volume Serial Number : xxxxxxxxxxxxxxxxxx
Max Component Length : 255
File System Name : NTFS
Is ReadWrite
Not Thinly-Provisioned
Supports Case-sensitive filenames
Preserves Case of filenames
Supports Unicode in filenames
Preserves & Enforces ACL's
Supports file-based Compression
Supports Disk Quotas
Supports Sparse files
Supports Reparse Points
Returns Handle Close Result Information
Supports POSIX-style Unlink and Rename
Supports Object Identifiers
Supports Encrypted File System
Supports Named Streams
Supports Transactions
Supports Hard Links
Supports Extended Attributes
Supports Open By FileID
Supports USN Journal


Code: Select all

disable-ipv6=true
deferred-input=true
async-dns=true
async-dns-server=8.8.8.8
max-connection-per-server=10
split=5
http-accept-gzip=true
follow-torrent=false
follow-metalink=false
enable-dht=false
enable-peer-exchange=false
check-certificate=false
# continue=true
file-allocation=trunc
timeout=10
connect-timeout=30
allow-piece-length-change=true


These are the settings I use in my aria2.conf.

Using trunc or falloc file allocation doesn't pause the downloads mid-completion like FDM does.

I'll try to find a way to record/log disk and network activity when I download with FDM later when I have the time.
touf34
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Re: FDM 6

Postby touf34 » Tue Sep 08, 2020 1:34 pm

Apparently I stayed away a bit to long and it logged me out.
I'm the person who replied above.
touf34
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Re: FDM 6

Postby touf34 » Tue Sep 08, 2020 3:08 pm

Nevermind, I fixed the issue. It wasn't related to the file system. It was because of the antivirus. Disabling the antivirus didn't fix the issue when I tried yesterday, neither did whitelisting FDM in protocol filtering and SSL filtering/scanning, like it did with others Download managers when I've had issues in the past.

Today I just uninstalled it, just to be really sure it was not related to the antivirus, and FDM started downloading without pausing....

If you have issues with download randomly pausing for a couple of seconds when downloading a file with FDM, whitelist FDM in the "Real Time file-system Protection" --> "Process exclusion" (add FDM in there to whitelist)

Thanks and sorry for the trouble.
Last edited by touf34 on Tue Sep 08, 2020 6:19 pm, edited 1 time in total.
Alex
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Re: FDM 6

Postby Alex » Tue Sep 08, 2020 4:50 pm

touf34 wrote:It was because of the antivirus.

What antivirus?
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touf34
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Re: FDM 6

Postby touf34 » Tue Sep 08, 2020 5:24 pm

Sorry I forgot to write the name. It's ESET Internet Security version 13.2.18.0.
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Re: FDM 6

Postby Alex » Tue Sep 08, 2020 6:07 pm

Thanks. :)
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Re: FDM 6

Postby Alex » Tue Sep 08, 2020 6:56 pm

Usher wrote:BTW. Would you be so kind and provide more detailed changelog, please?

It's boring, but OK, we'll try. :)
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Usher
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Re: FDM 6

Postby Usher » Thu Sep 10, 2020 11:43 am

Alex wrote:
Usher wrote:In general: FDM cannot connect to some https sites.

I believe there are no such sites.

HTTPS support in FDM for Linux hasn't changed, I'm afraid. FDM still reports "Network error" (when set to "System proxy") or "Timeout" (when set to "No proxy") for HTTPS downloads, including download from FDM site. What is more, Mint Update Manager reports problems with TLS for FDM site. Tested on fully updated Linux Mint 18.3.

FDM for Android seems to work OK with HTTPS now, but FDM extension for Firefox doesn't work with Firefox 80 for Android. The browser provided with FDM doesn't have password manager (you have to remember credentials for all bookmarked sites) and doesn't support video play (you have to dig out video download links manually or using other means like savefrom.net site).
Andrzej P. Wozniak, FDM user and forum moderator
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Usher
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Re: FDM 6

Postby Usher » Thu Sep 10, 2020 11:45 am

Alex wrote:
Usher wrote:BTW. Would you be so kind and provide more detailed changelog, please?

It's boring, but OK, we'll try. :)

Changelogs are never boring for people reporting problems and waiting for info that the bugs are fixed. You shouldn't ignore users' expectations.
Andrzej P. Wozniak, FDM user and forum moderator
Read FDM FAQ and the reporting rules
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touf34
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Re: FDM 6

Postby touf34 » Thu Sep 10, 2020 4:09 pm

Hi,

Is there a way to set the number of threads per file instead of per server? When I try to download multiples files on my seedbox, FDM starts the first file/download with the max thread per server, and doesn't even bother to load threads on the other files/download in the queue. Pretty much defeats the purpose of a Download manager.. My queue limit is set to 4 files/downloads at the time time.

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