I’ve run syncthing for about 2 years with minimal problems. I noticed some issues recently I haven’t been able to solve on my own. I searched for the errors I could and similar problems on this forum, but wasn’t able to solve it.
Posting all the relevant info I can think of as well as a log. I may sound like I know what I’m doing, but I’m a self-taught “occasional evenings and weekends” type so more explanation is better. Thanks in advance.
Issues:
- File transfer rates are lower than what I saw previously or drop to zero.
- Machines connect intermittently; connected, then closed every minute or so.
- looking at the logs I see the connection made to my Linux/ARM server then
-
"Connection to M6MUPEE-[...] closed: protocol error: index: ".sync-conflict-20160524-111626.DS_Store": deleted file with non-empty block list"
(I searched for this file on the iMac (YZK4P) and Banana Pi (M6MUPEE) and couldn’t find it. - or
Connection to M6MUPEE[...] closed: reading length: EOF
-
Set up:
Latest syncthing on 2 macs and one BananaPi (ARM) - (there are colleagues computers connected, but I don’t seem to be having an issue with those). v0.14.33, Linux (ARM) v0.14.33-dirty, Mac OS X
The computers are all on one local network. The router is running Shibby’s Tomato firmware with UPNP and NAT-PMP on LAN enabled. I suspected the router after reading some posts here, so reinstalled the factory firmware, but it didn’t help so I switched back.
Sample log:
Not sure what’s important to redact here (if anything) but I took out parts of the Device ID and external IP addresses and replaced with […]. Please let me know if I should post more specific info, or edit something out! Thanks
[YZK4P] 11:09:34 INFO: syncthing v0.14.33-dirty "Dysprosium Dragonfly" (go1.8.3 darwin-amd64) brew@ElCapitan-2.local 2017-07-13 06:55:12 UTC [noupgrade]
[YZK4P] 11:09:34 INFO: My ID: YZK4PNX-4NX4D2B-[...]KHWJJQQ
[YZK4P] 11:09:35 INFO: Single thread SHA256 performance is 222 MB/s using minio/sha256-simd (159 MB/s using crypto/sha256).
[YZK4P] 11:09:36 INFO: Hashing performance with weak hash is 177.98 MB/s
[YZK4P] 11:09:36 INFO: Hashing performance without weak hash is 209.83 MB/s
[YZK4P] 11:09:36 INFO: Weak hash enabled, as it has an acceptable performance impact.
[YZK4P] 11:09:37 INFO: Starting deadlock detector with 20m0s timeout
[YZK4P] 11:09:37 INFO: Ready to synchronize torrent-watch (readwrite)
[YZK4P] 11:09:38 INFO: Ready to synchronize "C4AA-Shared" (5fwh2-ka4dj) (readwrite)
[YZK4P] 11:09:38 INFO: Ready to synchronize "Imac stuff" (vfmvt-mjy5z) (readwrite)
[YZK4P] 11:09:38 INFO: Ready to synchronize Mine (readwrite)
[YZK4P] 11:09:40 INFO: Ready to synchronize Pending (readwrite)
[YZK4P] 11:09:40 INFO: Ready to synchronize "Pi to All" (kn3jp-iqzwq) (readwrite)
[YZK4P] 11:09:40 INFO: Ready to synchronize "steve-to-victoria" (zgiem-jsfqu) (readwrite)
[YZK4P] 11:09:40 INFO: Send rate is unlimited, receive rate is unlimited
[YZK4P] 11:09:40 INFO: Rate limits do not apply to LAN connections
[YZK4P] 11:09:40 INFO: Using discovery server https://discovery-v4-2.syncthing.net/v2/?id=DVU36WY-H3LVZHW-E6LLFRE-YAFN5EL-HILWRYP-OC2M47J-Z4PE62Y-ADIBDQC
[YZK4P] 11:09:40 INFO: Using discovery server https://discovery-v4-3.syncthing.net/v2/?id=VK6HNJ3-VVMM66S-HRVWSCR-IXEHL2H-U4AQ4MW-UCPQBWX-J2L2UBK-NVZRDQZ
[YZK4P] 11:09:40 INFO: TCP listener ([::]:22000) starting
[YZK4P] 11:09:40 INFO: Using discovery server https://discovery-v4-4.syncthing.net/v2/?id=LYXKCHX-VI3NYZR-ALCJBHF-WMZYSPK-QG6QJA3-MPFYMSO-U56GTUK-NA2MIAW
[YZK4P] 11:09:40 INFO: Completed initial scan (rw) of "Imac stuff" (vfmvt-mjy5z)
[YZK4P] 11:09:40 INFO: Completed initial scan (rw) of "steve-to-victoria" (zgiem-jsfqu)
[YZK4P] 11:09:40 INFO: Completed initial scan (rw) of "Pi to All" (kn3jp-iqzwq)
[YZK4P] 11:09:41 INFO: Completed initial scan (rw) of torrent-watch
[YZK4P] 11:09:41 INFO: Completed initial scan (rw) of Pending
[YZK4P] 11:09:42 INFO: Using discovery server https://discovery-v6-2.syncthing.net/v2/?id=DVU36WY-H3LVZHW-E6LLFRE-YAFN5EL-HILWRYP-OC2M47J-Z4PE62Y-ADIBDQC
[YZK4P] 11:09:43 INFO: Completed initial scan (rw) of Mine
[YZK4P] 11:09:44 INFO: Using discovery server https://discovery-v6-3.syncthing.net/v2/?id=VK6HNJ3-VVMM66S-HRVWSCR-IXEHL2H-U4AQ4MW-UCPQBWX-J2L2UBK-NVZRDQZ
[YZK4P] 11:09:44 INFO: Using discovery server https://discovery-v6-4.syncthing.net/v2/?id=LYXKCHX-VI3NYZR-ALCJBHF-WMZYSPK-QG6QJA3-MPFYMSO-U56GTUK-NA2MIAW
[YZK4P] 11:09:45 INFO: GUI and API listening on 127.0.0.1:8384
[YZK4P] 11:09:45 INFO: Access the GUI via the following URL: http://127.0.0.1:8384/
[YZK4P] 11:09:45 INFO: Device BLZPL4Y-YWFBIAU-[...]SKK66AV is "Rebecca Bray" at [dynamic]
[YZK4P] 11:09:45 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 is "bananapi-armbian" at [dynamic]
[YZK4P] 11:09:45 INFO: Device OQHJB2N-UW5TJLL-[...]2VYXXAN is "steve-iphone-6+" at [dynamic]
[YZK4P] 11:09:45 INFO: Device RB6ASO2-DUXXMHI-[...]RJE7YAH is "Victoria Macbook Air" at [dynamic]
[YZK4P] 11:09:45 INFO: Device YZK4PNX-4NX4D2B-[...]KHWJJQQ is "steve-imac" at [dynamic]
[YZK4P] 11:09:45 INFO: Device Z33UZEF-OH7L[...]XAG36AI is "steve-mbp" at [dynamic]
[YZK4P] 11:09:45 INFO: Starting usage reporting
[YZK4P] 11:09:45 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at 192.168.1.29:56593-192.99.59.139:443 (relay-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:09:45 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:09:47 INFO: Completed initial scan (rw) of "C4AA-Shared" (5fwh2-ka4dj)
[YZK4P] 11:09:51 INFO: New NAT port mapping: external TCP address 69.118.84.131:60216 to local address 0.0.0.0:22000.
[YZK4P] 11:09:51 INFO: New NAT port mapping: external TCP address 69.118.84.131:25476 to local address 0.0.0.0:22000.
[YZK4P] 11:09:51 INFO: Detected 2 NAT devices
[YZK4P] 11:09:53 INFO: Joined relay relay://108.28.183.249:22067
[YZK4P] 11:10:00 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: protocol error: index: ".sync-conflict-20160524-111626.DS_Store": deleted file with non-empty block list
[YZK4P] 11:10:00 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:56704-[fe80::d1:7ff:fe40:8b37%en1]:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:10:00 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:10:16 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: protocol error: index: ".sync-conflict-20160524-111626.DS_Store": deleted file with non-empty block list
[YZK4P] 11:10:22 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:56731-[fe80::d1:7ff:fe40:8b37%en1]:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:10:22 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:10:22 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: reading length: EOF
[YZK4P] 11:10:40 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:56748-[fe80::d1:7ff:fe40:8b37%en1]:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:10:40 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:13:10 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: read timeout
[YZK4P] 11:13:42 INFO: Failed to exchange Hello messages with M6MUPEE-EP3XNYQ-[...]S2O3EA3 ([fe80::d1:7ff:fe40:8b37%en1]:22000): read tcp [fe80::7e6d:62ff:fe73:e56a%en1]:56886->[fe80::d1:7ff:fe40:8b37%en1]:22000: i/o timeout
[YZK4P] 11:18:27 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:57119-[fe80::d1:7ff:fe40:8b37%en1]:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:18:27 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:18:41 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: protocol error: index: ".sync-conflict-20160524-111626.DS_Store": deleted file with non-empty block list
[YZK4P] 11:19:25 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:57168-[fe80::d1:7ff:fe40:8b37%en1]:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:19:25 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:19:25 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: reading length: EOF
[YZK4P] 11:19:50 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:22000-[fe80::d1:7ff:fe40:8b37%en1]:42524 (tcp-server) (TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:19:50 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:20:06 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: protocol error: index: ".sync-conflict-20160524-111626.DS_Store": deleted file with non-empty block list
[YZK4P] 11:20:39 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:57222-[fe80::d1:7ff:fe40:8b37%en1]:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:20:39 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:20:39 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: reading length: EOF
[YZK4P] 11:21:02 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:22000-[fe80::d1:7ff:fe40:8b37%en1]:42584 (tcp-server) (TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:21:02 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:21:15 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: protocol error: index: ".sync-conflict-20160524-111626.DS_Store": deleted file with non-empty block list
[YZK4P] 11:21:23 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at 192.168.1.29:57286-192.168.1.60:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:21:23 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:21:23 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: reading length: EOF
[YZK4P] 11:21:38 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:57324-[fe80::d1:7ff:fe40:8b37%en1]:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:21:38 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:21:53 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: protocol error: index: ".sync-conflict-20160524-111626.DS_Store": deleted file with non-empty block list
[YZK4P] 11:22:36 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at 192.168.1.29:57370-192.168.1.60:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:22:36 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:22:36 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: reading length: EOF
[YZK4P] 11:22:38 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:57388-[fe80::d1:7ff:fe40:8b37%en1]:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:22:38 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:22:53 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: protocol error: index: ".sync-conflict-20160524-111626.DS_Store": deleted file with non-empty block list
[YZK4P] 11:23:48 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:57440-[fe80::d1:7ff:fe40:8b37%en1]:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:23:48 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:23:48 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: reading length: EOF
[YZK4P] 11:23:59 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at 192.168.1.29:57465-192.168.1.60:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:23:59 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:24:15 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: protocol error: index: ".sync-conflict-20160524-111626.DS_Store": deleted file with non-empty block list
[YZK4P] 11:24:46 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:57501-[fe80::d1:7ff:fe40:8b37%en1]:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:24:46 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:24:46 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: reading length: EOF
[YZK4P] 11:25:08 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at 192.168.1.29:57525-192.168.1.60:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:25:08 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:25:23 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: protocol error: index: ".sync-conflict-20160524-111626.DS_Store": deleted file with non-empty block list
[YZK4P] 11:25:46 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at [fe80::7e6d:62ff:fe73:e56a%en1]:57556-[fe80::d1:7ff:fe40:8b37%en1]:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:25:46 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"
[YZK4P] 11:25:46 INFO: Connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 closed: reading length: EOF
[YZK4P] 11:26:23 INFO: Established secure connection to M6MUPEE-EP3XNYQ-[...]S2O3EA3 at 192.168.1.29:57583-192.168.1.60:22000 (tcp-client) (TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305)
[YZK4P] 11:26:23 INFO: Device M6MUPEE-EP3XNYQ-[...]S2O3EA3 client is "syncthing v0.14.33" named "bananapi-armbian"