Read timed out when total combination of tunable parameters exceed about 15 million

wandb --version && python --version && uname

wandb, version 0.8.21 Python 3.6.9 Linux

What I Did

wandb sweep sweep.yaml

method: grid
metric:
  name: val_acc
  goal: minimize
parameters:
  setting:
    distribution: categorical
    values:
      - stack_ffn
      - act_pkm
      - stack_encdec_ffn
  q_linear:
    distribution: categorical
    values:
      - true
      - false
  k_linear:
    distribution: categorical
    values:
      - true
      - false
  v_linear:
    distribution: categorical
    values:
      - true
      - false
  o_linear:
    distribution: categorical
    values:
      - true
      - false
  q_norm:
    distribution: categorical
    values:
      - true
      - false
  k_norm:
    distribution: categorical
    values:
      - true
      - false
  v_norm:
    distribution: categorical
    values:
      - true
      - false
  inner_norm:
    distribution: categorical
    values:
      - true
      - false
  norm_way:
    distribution: categorical
    values:
      - C
      - CL
  q_activ:
    distribution: categorical
    values:
      - no
      - softmax
      - sparsemax
  k_activ:
    distribution: categorical
    values:
      - no
      - softmax
      - sparsemax
  v_activ:
    distribution: categorical
    values:
      - no
      - softmax
      - sparsemax
  inner_activ:
    distribution: categorical
    values:
      - no
      - softmax
      - sparsemax
  proj_share:
    distribution: categorical
    values:
      - qk
      - qv
      - kv
      - qkv
      - no
  proj_way:
    distribution: categorical
    values:
      - ->head
      - head->
      - head->_share
  relative:
    distribution: categorical
    values:
      - true
      - false
  q_downscale:
    distribution: categorical
    values:
      - true
      - false
  k_downscale:
    distribution: categorical
    values:
      - true
      - false
  v_downscale:
    distribution: categorical
    values:
      - true
      - false
  inner_downscale:
    distribution: categorical
    values:
      - true
      - false
  inner_mul:
    distribution: categorical
    values:
      - QK
      - KV

and get timeout

Network error (ReadTimeout), entering retry loop. See /home/shulie8518/Workspace/Review_Attention/wandb/debug.log for full traceback.

debug.log

2020-01-19 16:01:03,860 DEBUG   MainThread:31362 [connectionpool.py:_new_conn():824] Starting new HTTPS connection (1): api.wandb.ai
2020-01-19 16:01:15,154 DEBUG   MainThread:31362 [connectionpool.py:_new_conn():824] Starting new HTTPS connection (1): api.wandb.ai
2020-01-19 16:01:27,885 DEBUG   MainThread:31362 [connectionpool.py:_new_conn():824] Starting new HTTPS connection (1): api.wandb.ai
2020-01-19 16:01:38,038 ERROR   MainThread:31362 [retry.py:__call__():108] Retry attempt failed:
Traceback (most recent call last):
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/urllib3/connectionpool.py", line 387, in _make_request
    six.raise_from(e, None)
  File "<string>", line 2, in raise_from
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/urllib3/connectionpool.py", line 383, in _make_request
    httplib_response = conn.getresponse()
  File "/usr/lib/python3.7/http/client.py", line 1344, in getresponse
    response.begin()
  File "/usr/lib/python3.7/http/client.py", line 306, in begin
    version, status, reason = self._read_status()
  File "/usr/lib/python3.7/http/client.py", line 267, in _read_status
    line = str(self.fp.readline(_MAXLINE + 1), "iso-8859-1")
  File "/usr/lib/python3.7/socket.py", line 589, in readinto
    return self._sock.recv_into(b)
  File "/usr/lib/python3.7/ssl.py", line 1071, in recv_into
    return self.read(nbytes, buffer)
  File "/usr/lib/python3.7/ssl.py", line 929, in read
    return self._sslobj.read(len, buffer)
socket.timeout: The read operation timed out

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/requests/adapters.py", line 440, in send
    timeout=timeout
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/urllib3/connectionpool.py", line 639, in urlopen
    _stacktrace=sys.exc_info()[2])
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/urllib3/util/retry.py", line 357, in increment
    raise six.reraise(type(error), error, _stacktrace)
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/urllib3/packages/six.py", line 686, in reraise
    raise value
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/urllib3/connectionpool.py", line 601, in urlopen
    chunked=chunked)
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/urllib3/connectionpool.py", line 389, in _make_request
    self._raise_timeout(err=e, url=url, timeout_value=read_timeout)
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/urllib3/connectionpool.py", line 309, in _raise_timeout
    raise ReadTimeoutError(self, url, "Read timed out. (read timeout=%s)" % timeout_value)
urllib3.exceptions.ReadTimeoutError: HTTPSConnectionPool(host='api.wandb.ai', port=443): Read timed out. (read timeout=10)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/wandb/retry.py", line 95, in __call__
    result = self._call_fn(*args, **kwargs)
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/wandb/apis/internal.py", line 110, in execute
    return self.client.execute(*args, **kwargs)
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/gql/client.py", line 52, in execute
    result = self._get_result(document, *args, **kwargs)
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/gql/client.py", line 60, in _get_result
    return self.transport.execute(document, *args, **kwargs)
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/gql/transport/requests.py", line 38, in execute
    request = requests.post(self.url, **post_args)
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/requests/api.py", line 112, in post
    return request('post', url, data=data, json=json, **kwargs)
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/requests/api.py", line 58, in request
    return session.request(method=method, url=url, **kwargs)
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/requests/sessions.py", line 508, in request
    resp = self.send(prep, **send_kwargs)
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/requests/sessions.py", line 618, in send
    r = adapter.send(request, **kwargs)
  File "/home/shulie8518/VirtualEnvironment/py37/lib/python3.7/site-packages/requests/adapters.py", line 521, in send
    raise ReadTimeout(e, request=request)
requests.exceptions.ReadTimeout: HTTPSConnectionPool(host='api.wandb.ai', port=443): Read timed out. (read timeout=10)
2020-01-19 16:01:42,484 DEBUG   MainThread:31362 [connectionpool.py:_new_conn():824] Starting new HTTPS connection (1): api.wandb.ai
2020-01-19 16:02:00,755 DEBUG   MainThread:31362 [connectionpool.py:_new_conn():824] Starting new HTTPS connection (1): api.wandb.ai
2020-01-19 16:02:27,699 DEBUG   MainThread:31362 [connectionpool.py:_new_conn():824] Starting new HTTPS connection (1): api.wandb.ai

[hongliny]

The issue still persists on my side

[raubitsj]

Thanks for the report. We will look into this and figure out ifwe can handle this size of combinations or if we have to set some limits.