[tahoe-lafs-trac-stream] [tahoe-lafs] #1791: UploadUnhappinessError with available storage nodes > shares.happy

[tahoe-lafs]

#1791: UploadUnhappinessError with available storage nodes > shares.happy
---------------------------+-----------------------------------------------
     Reporter:  gyver      |      Owner:  gyver
         Type:  defect     |     Status:  new
     Priority:  major      |  Milestone:  1.10.0
    Component:  code-      |    Version:  1.9.2
  peerselection            |   Keywords:  servers-of-happiness upload error
   Resolution:             |
Launchpad Bug:             |
---------------------------+-----------------------------------------------

Comment (by gyver):

 Replying to [comment:11 davidsarah]:
 > [...] but gyver seems to be able to reproduce it more easily.
 You bet: I take more time firing ssh and joining the screen session that
 the tahoe cp takes to fail :-)

 Here's the log with a bit of context:
 {{{
 03:09:17.432 L20 []#2487 CHKUploader starting
 03:09:17.432 L20 []#2488 starting upload of
 <allmydata.immutable.upload.EncryptAnUploadable instance at 0x2fe8998>
 03:09:17.432 L20 []#2489 creating Encoder <Encoder for unknown storage
 index>
 03:09:17.432 L20 []#2490 file size: 4669394
 03:09:17.432 L10 []#2491 my encoding parameters: (4, 6, 6, 131072)
 03:09:17.432 L20 []#2492 got encoding parameters: 4/6/6 131072
 03:09:17.432 L20 []#2493 now setting up codec
 03:09:17.468 L20 []#2494 using storage index k5ga2
 03:09:17.468 L20 []#2495 <Tahoe2ServerSelector for upload k5ga2>(k5ga2):
 starting
 03:09:17.469 L20 []#2496 servers before upload:
 frozenset([<NativeStorageServer for zp6jpfeu>, <NativeStorageServer for
 omkzwfx5>, <NativeStorageServer for lehmccp7>, <NativeStorageServer for
 wo6akhxt>, <NativeStorageServer for ughwvrtu>, <NativeStorageServer for
 pa2myijh>, <NativeStorageServer for d3fycapp>]) permuted to
 [<NativeStorageServer for zp6jpfeu>, <NativeStorageServer for pa2myijh>,
 <NativeStorageServer for omkzwfx5>, <NativeStorageServer for wo6akhxt>,
 <NativeStorageServer for ughwvrtu>, <NativeStorageServer for lehmccp7>,
 <NativeStorageServer for d3fycapp>], of which[<NativeStorageServer for
 zp6jpfeu>, <NativeStorageServer for pa2myijh>, <NativeStorageServer for
 omkzwfx5>, <NativeStorageServer for wo6akhxt>, <NativeStorageServer for
 ughwvrtu>, <NativeStorageServer for lehmccp7>, <NativeStorageServer for
 d3fycapp>] are writeable and set([]) are read-only
 03:09:17.485 L10 []#2497 <Tahoe2ServerSelector for upload k5ga2>(k5ga2):
 response to allocate_buckets() from server zp6jpfeu: alreadygot=(0,),
 allocated=()
 03:09:17.497 L10 []#2498 <Tahoe2ServerSelector for upload k5ga2>(k5ga2):
 response to allocate_buckets() from server pa2myijh: alreadygot=(2,),
 allocated=(1,)
 03:09:17.500 L20 []#2499 storage: allocate_buckets
 k5ga2suaoz7gju523f5ni3mswe
 03:09:17.515 L10 []#2500 <Tahoe2ServerSelector for upload k5ga2>(k5ga2):
 response to allocate_buckets() from server omkzwfx5: alreadygot=(3,),
 allocated=()
 03:09:17.523 L10 []#2501 <Tahoe2ServerSelector for upload k5ga2>(k5ga2):
 response to allocate_buckets() from server wo6akhxt: alreadygot=(4,),
 allocated=()
 03:09:17.530 L10 []#2502 <Tahoe2ServerSelector for upload k5ga2>(k5ga2):
 response to allocate_buckets() from server ughwvrtu: alreadygot=(),
 allocated=(5,)
 03:09:17.531 L25 []#2503 <Tahoe2ServerSelector for upload k5ga2>(k5ga2):
 server selection unsuccessful for <Tahoe2ServerSelector for upload k5ga2>:
 shares could be placed on only 5 server(s) such that any 4 of them have
 enough shares to recover the file, but we were asked to place shares on at
 least 6 such servers. (placed all 6 shares, want to place shares on at
 least 6 servers such that any 4 of them have enough shares to recover the
 file, sent 5 queries to 5 servers, 5 queries placed some shares, 0 placed
 none (of which 0 placed none due to the server being full and 0 placed
 none due to an error)), merged=sh0: zp6jpfeu, sh1: pa2myijh, sh2:
 pa2myijh, sh3: omkzwfx5, sh4: wo6akhxt, sh5: ughwvrtu
 03:09:17.533 L20 []#2504 web: 127.0.0.1 PUT /uri/[CENSORED].. 500 1644
 }}}

-- 
Ticket URL: <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/1791#comment:12>
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