kyle@kyle-desktop:/media/kyle/media$ ls -al
total 76
drwxrwxr-x   9 kyle vpn  4096 Oct 22 16:36  .
drwxrwxr-x+  3 kyle vpn  4096 Oct 22 19:37  ..
-rwxrwxr-x   1 kyle vpn   164 Jul  1 21:36  complete.sh
drwxrwxr-x  10 kyle vpn 16384 Oct 22 16:40  downloads

kyle@kyle-desktop:/media/kyle/media$ ps -aux | grep trans
vpn         4953  0.2  0.0 180272 10652 ?        Ssl  19:41   0:02 /usr/bin/transmission-daemon -f --log-debug --logfile /media/kyle/media/transmission.log -g /etc/transmission-daemon

kyle@kyle-desktop:/media/kyle/media$ groups vpn
vpn : vpn users kyle debian-transmission

kyle@kyle-desktop:/media/kyle/media$ sudo -u vpn transmission-daemon -f --log-debug
[2020-10-22 20:09:59.268] Transmission 2.94 (d8e60ee44f) started (session.c:740)
[2020-10-22 20:09:59.268] Cache Maximum cache size set to 4.00 MiB (256 blocks) (cache.c:261)
[2020-10-22 20:09:59.269] RPC Server Adding address to whitelist: 127.0.0.1 (rpc-server.c:971)
[2020-10-22 20:09:59.269] RPC Server Serving RPC and Web requests on port 127.0.0.1:9091/transmission/ (rpc-server.c:1213)
[2020-10-22 20:09:59.269] RPC Server Started listening on 0.0.0.0:9091 (rpc-server.c:853)
[2020-10-22 20:09:59.269] RPC Server Whitelist enabled (rpc-server.c:1217)
[2020-10-22 20:09:59.269] RPC Server Password required (rpc-server.c:1220)
[2020-10-22 20:09:59.269] Bound socket 15 to port 51413 on 0.0.0.0 (net.c:388)
[2020-10-22 20:09:59.269] Bound socket 16 to port 51413 on :: (net.c:388)
[2020-10-22 20:09:59.269] Port Forwarding Stopped (port-forwarding.c:180)
[2020-10-22 20:09:59.269] UDP Failed to set receive buffer: requested 4194304, got 425984 (tr-udp.c:83)
[2020-10-22 20:09:59.269] UDP Please add the line "net.core.rmem_max = 4194304" to /etc/sysctl.conf (tr-udp.c:86)
[2020-10-22 20:09:59.269] UDP Failed to set send buffer: requested 1048576, got 425984 (tr-udp.c:94)
[2020-10-22 20:09:59.269] UDP Please add the line "net.core.wmem_max = 1048576" to /etc/sysctl.conf (tr-udp.c:97)
[2020-10-22 20:09:59.269] DHT Initializing DHT (tr-dht.c:278)
[2020-10-22 20:09:59.269] DHT Reusing old id (tr-dht.c:307)
[2020-10-22 20:09:59.269] DHT DHT initialized (tr-dht.c:332)
[2020-10-22 20:09:59.269] DHT Bootstrapping from 57 IPv4 nodes (tr-dht.c:156)
[2020-10-22 20:09:59.269] Using settings from "/home/vpn/.config/transmission-daemon" (daemon.c:528)
[2020-10-22 20:09:59.269] Saved "/etc/transmission-daemon/settings.json" (variant.c:1266)
[2020-10-22 20:09:59.269] transmission-daemon requiring authentication (daemon.c:554)
[2020-10-22 20:09:59.269] linuxmint-17-cinnamon-64bit-v2.iso Read resume file "/home/vpn/.config/transmission-daemon/resume/linuxmint-17-cinnamon-64bit-v2.iso.e571097a50c905ec.resume" (resume.c:725)
...
[2020-10-22 20:12:01.269] Couldn't create "/media/kyle/media": Permission denied (file-posix.c:189)
[2020-10-22 20:12:01.269] Couldn't create "/media/kyle/media/downloads": Permission denied (fdlimit.c:171)
[2020-10-22 20:12:01.269] linuxmint-17-cinnamon-64bit-v2.iso tr_fdFileCheckout failed for "/media/kyle/media/downloads/linuxmint-17-cinnamon-64bit-v2.iso.part": Permission denied (inout.c:101)
[2020-10-22 20:12:01.269] linuxmint-17-cinnamon-64bit-v2.iso Permission denied (/media/kyle/media/downloads/linuxmint-17-cinnamon-64bit-v2.iso) (torrent.c:537)
[2020-10-22 20:12:01.269] linuxmint-17-cinnamon-64bit-v2.iso [LAZY] checking just-completed piece 638 (torrent.c:3318)
[2020-10-22 20:12:01.269] linuxmint-17-cinnamon-64bit-v2.iso Pausing (torrent.c:1856)
[2020-10-22 20:12:01.269] Couldn't create "/media/kyle/media": Permission denied (file-posix.c:189)
[2020-10-22 20:12:01.269] Couldn't create "/media/kyle/media/downloads": Permission denied (fdlimit.c:171)
[2020-10-22 20:12:01.269] linuxmint-17-cinnamon-64bit-v2.iso tr_fdFileCheckout failed for "/media/kyle/media/downloads/linuxmint-17-cinnamon-64bit-v2.iso.part": Permission denied (inout.c:101)
[2020-10-22 20:12:01.269] Saved "/home/vpn/.config/transmission-daemon/resume/linuxmint-17-cinnamon-64bit-v2.iso.e571097a50c905ec.resume" (variant.c:1266)
[2020-10-22 20:12:02.268] linuxmint-17-cinnamon-64bit-v2.iso Announcing to tracker (announcer.c:1554)
[2020-10-22 20:12:14.265] linuxmint-17-cinnamon-64bit-v2.iso Learned 6 IPv4 peers from DHT (tr-dht.c:535)
[2020-10-22 20:12:14.265] linuxmint-17-cinnamon-64bit-v2.iso Learned 1 IPv4 peers from DHT (tr-dht.c:535)
[2020-10-22 20:12:14.265] linuxmint-17-cinnamon-64bit-v2.iso Learned 1 IPv4 peers from DHT (tr-dht.c:535)
^C[2020-10-22 20:12:19.516] Saved "/etc/transmission-daemon/settings.json" (variant.c:1266)
[2020-10-22 20:12:19.516] DHT Uninitializing DHT (tr-dht.c:348)
[2020-10-22 20:12:19.516] DHT Not saving nodes, DHT not ready (tr-dht.c:359)
[2020-10-22 20:12:19.516] DHT Done uninitializing DHT (tr-dht.c:396)
[2020-10-22 20:12:19.516] Port Forwarding Stopped (port-forwarding.c:180)
[2020-10-22 20:12:19.516] RPC Server Stopped listening on 0.0.0.0:9091 (rpc-server.c:874)
[2020-10-22 20:12:19.516] linuxmint-17-cinnamon-64bit-v2.iso Removing torrent (torrent.c:1915)
[2020-10-22 20:12:19.516] linuxmint-17-cinnamon-64bit-v2.iso Pausing (torrent.c:1856)
[2020-10-22 20:12:19.516] Couldn't create "/media/kyle/media": Permission denied (file-posix.c:189)
[2020-10-22 20:12:19.516] Couldn't create "/media/kyle/media/downloads": Permission denied (fdlimit.c:171)
[2020-10-22 20:12:19.516] linuxmint-17-cinnamon-64bit-v2.iso tr_fdFileCheckout failed for "/media/kyle/media/downloads/linuxmint-17-cinnamon-64bit-v2.iso.part": Permission denied (inout.c:101)
[2020-10-22 20:12:19.516] Saved "/home/vpn/.config/transmission-daemon/stats.json" (variant.c:1266)
[2020-10-22 20:12:19.516] Closing libevent thread (trevent.c:262)
Closing transmission session... done.