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Failed to download work unit from 155.247.164.214

Posted: Thu Sep 03, 2020 6:49 am
by jnv11
I noticed that my client failed to download a work unit from 155.247.164.214 (http://vav16.ocis.temple.edu/). See the log below:

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*********************** Log Started 2020-09-03T01:46:35Z ***********************
06:30:14:WU00:FS02:Connecting to assign1.foldingathome.org:80
06:30:14:WU00:FS02:Assigned to work server 155.247.164.214
06:30:14:WU00:FS02:Requesting new work unit for slot 02: READY cpu:18 from 155.247.164.214
06:30:14:WU00:FS02:Connecting to 155.247.164.214:8080
06:30:16:FS02:Finishing
06:30:36:WARNING:WU00:FS02:WorkServer connection failed on port 8080 trying 80
06:30:36:WU00:FS02:Connecting to 155.247.164.214:80
06:30:57:ERROR:WU00:FS02:Exception: Failed to connect to 155.247.164.214:80: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond.
06:30:57:WU00:FS02:Connecting to assign1.foldingathome.org:80
06:30:57:WU00:FS02:Assigned to work server 150.136.14.110
06:30:57:WU00:FS02:Requesting new work unit for slot 02: READY cpu:18 from 150.136.14.110
06:30:57:WU00:FS02:Connecting to 150.136.14.110:8080
06:30:57:WU00:FS02:Downloading 2.18MiB
06:30:57:WU00:FS02:Download complete
06:30:57:WU00:FS02:Received Unit: id:00 state:DOWNLOAD error:NO_ERROR project:16423 run:5146 clone:1 gen:64 core:0xa7 unit:0x0000004796880e6e5e8a8b843168ace6
I included the lines for the subsequent successful download of a work unit from a different server after my client gave up on the first server.

A ping to 155.247.164.214 was successful, as seen below:

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Pinging 155.247.164.214 with 32 bytes of data:
Reply from 155.247.164.214: bytes=32 time=13ms TTL=55
Reply from 155.247.164.214: bytes=32 time=15ms TTL=55
Reply from 155.247.164.214: bytes=32 time=12ms TTL=55
Reply from 155.247.164.214: bytes=32 time=13ms TTL=55

Ping statistics for 155.247.164.214:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 12ms, Maximum = 15ms, Average = 13ms
I am posting this so that someone can determine why 155.247.164.214 failed to send a work unit when my client requested one after being assigned to this server.

Re: Failed to download work unit from 155.247.164.214

Posted: Thu Sep 03, 2020 3:01 pm
by Joe_H
Looks like the server is low on disk space, and they have had connection problems reported in the past. Have notified the persons running that server.

Re: Failed to download work unit from 155.247.164.214

Posted: Sat Sep 05, 2020 4:11 pm
by jnv11
At least this server is now recognized as down in the Folding@home server stats page at https://apps.foldingathome.org/serverstats, so the assignment servers will no longer waste clients' time with this server.