FWIW, I followed the instructions provided by Lmori on Ubuntu 18.04.3 LTS server, patched with the latest updates as of the time of this post. After the reboot, MineMeld was not listed as a service. I reran the following at which point MineMeld was installed as a service. sudo apt install -o Dpkg::Options::="--force-overwrite" -y minemeld I browsed to the server on port 443 and was presented with a login to MineMeld. I login as admin/minemeld but received "Bad Gateway". The log files show the following, which are the same as logs others have posted: [2019-09-04 01:18:17 +0000] [3499] [ERROR] Exception in worker process
Traceback (most recent call last):
File "/opt/minemeld/engine/0.9.62/local/lib/python2.7/site-packages/gunicorn/arbiter.py", line 517, in spawn_worker
worker.init_process()
File "/opt/minemeld/engine/0.9.62/local/lib/python2.7/site-packages/gunicorn/workers/ggevent.py", line 190, in init_process
super(GeventWorker, self).init_process()
File "/opt/minemeld/engine/0.9.62/local/lib/python2.7/site-packages/gunicorn/workers/base.py", line 122, in init_process
self.load_wsgi()
File "/opt/minemeld/engine/0.9.62/local/lib/python2.7/site-packages/gunicorn/workers/base.py", line 132, in load_wsgi
self.wsgi = self.app.wsgi()
File "/opt/minemeld/engine/0.9.62/local/lib/python2.7/site-packages/gunicorn/app/base.py", line 67, in wsgi
self.callable = self.load()
File "/opt/minemeld/engine/0.9.62/local/lib/python2.7/site-packages/gunicorn/app/wsgiapp.py", line 65, in load
return self.load_wsgiapp()
File "/opt/minemeld/engine/0.9.62/local/lib/python2.7/site-packages/gunicorn/app/wsgiapp.py", line 52, in load_wsgiapp
return util.import_app(self.app_uri)
File "/opt/minemeld/engine/0.9.62/local/lib/python2.7/site-packages/gunicorn/util.py", line 357, in import_app
__import__(module)
File "/opt/minemeld/engine/0.9.62/local/lib/python2.7/site-packages/minemeld/flask/main.py", line 3, in <module>
app = create_app()
File "/opt/minemeld/engine/0.9.62/local/lib/python2.7/site-packages/minemeld/flask/__init__.py", line 67, in create_app
from . import metricsapi # noqa
File "/opt/minemeld/engine/0.9.62/local/lib/python2.7/site-packages/minemeld/flask/metricsapi.py", line 19, in <module>
import rrdtool
ImportError: librrd.so.4: cannot open shared object file: No such file or directory
[2019-09-04 01:18:17 +0000] [3499] [INFO] Worker exiting (pid: 3499)
[2019-09-04 01:18:17 +0000] [3496] [INFO] Shutting down: Master
[2019-09-04 01:18:17 +0000] [3496] [INFO] Reason: Worker failed to boot. I have found many posts about this issue, yet no solutions. rrdtool itself does exist in the minemeld folder. Any advice? Thank you.
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