I changed forks = back to 5 (commented out my change) and still I get the out
of memory error. I removed all hosts that are in AWS so I’m not using the proxy
in ssh(1). My inventory is down to 4400 hosts. I wonder what’s eating the
memory…? Any ideas….?
Current stack trace:
82"]}, "sectors": "7812935680", "start": "2048", "holders": [], "size": "3.64
TB"}}, "sas_device_handle": null, "sas_address": null, "virtual": 1, "host":
"RAID bus controller: Broadcom / LSI MegaRAID SAS-3 3108 [Invader] (rev 02)",
"sectorsize": "512", "removable": "0", "support_discard": "0", "model": "PERC
H730P Mini", "wwn": "0x61866da06192eb0024e6a07712d7ee30", "holders": [],
"size": "3.64 TB"}, "dm-4": {"scheduler_mode": "", "rotational": "1", "vendor":
null, "sectors": "104857600", "links": {"masters": [], "labels": [], "ids":
["dm-name-rootvg-optvol",
"dm-uuid-LVM-h8Zoe5OZiBjf9awu8HyY4OuQIIZK52yneJbOfXRJ6QddDY581MzfUj6Ai4MOtle8"],
"uuids": ["51166620-cd67-4954-8b5f-cf91926b036d"]}, "sas_device_handle": null,
"sas_address": null, "virtual": 1, "host": "", "sectorsize": "512",
"removable": "0", "support_discard": "0", "model": null, "partitions": {},
"holders": [], "size": "50.00 GB"}, "dm-5": {"scheduler_mode": "",
"rotational": "1", "vendor": null, "sectors": "62914560", "links": {"masters":
[], "labels": [], "ids": ["dm-name-rootvg-tmpvol",
"dm-uuid-LVM-h8Zoe5OZiBjf9awu8HyY4OuQIIZK52ynDjjkCPQW51kaWpzKqwJkcPy2qbRW0Fxm"],
"uuids": ["38f0cd51-d7e1-4bca-a062-1b39ede2fed2"]}, "sas_device_handle": null,
"sas_address": null, "virtual": 1, "host": "", "sectorsize": "512",
"removable": "0", "support_discard": "0", "model": null, "partitions": {},
"holders": [], "size": "30.00 GB"}, "dm-2": {"scheduler_mode": "",
"rotational": "1", "vendor": null, "sectors": "125829120", "links": {"masters":
[], "labels": [], "ids": ["dm-name-rootvg-varvol",
"dm-uuid-LVM-h8Zoe5OZiBjf9awu8HyY4OuQIIZK52ynRn8k3kCCl3ICeXjPbpYKBa1d9B7s2bhs"],
"uuids": ["5cb9ffc3-fd77-4906-98d7-edb27aa63f40"]}, "sas_device_handle": null,
"sas_address": null, "virtual": 1, "host": "", "sectorsize": "512",
"removable": "0", "support_discard": "0", "model": null, "partitions": {},
"holders": [], "size": "60.00 GB"}, "dm-3": {"scheduler_mode": "",
"rotational": "1", "vendor": null, "sectors": "8388608", "links": {"masters":
[], "labels": [], "ids": ["dm-name-rootvg-homevol",
"dm-uuid-LVM-h8Zoe5OZiBjf9awu8HyY4OuQIIZK52ynVWpzyMe28x7F4igthHHVgvTM2K8ZI08R"],
"uuids": ["8627acb7-4c2b-4394-95d0-6a084066a23a"]}, "sas_device_handle": null,
"sas_address": null, "virtual": 1, "host": "", "sectorsize": "512",
"removable": "0", "support_discard": "0", "model": null, "partitions": {},
"holders": [], "size": "4.00 GB"}, "dm-0": {"scheduler_mode": "", "rotational":
"1", "vendor": null, "sectors": "8388608", "links": {"masters": [], "labels":
[], "ids": ["dm-name-rootvg-lv_swap",
"dm-uuid-LVM-h8Zoe5OZiBjf9awu8HyY4OuQIIZK52ynqqkyDshARxIJhfyP1hRtk5SrMN3BK79c"],
"uuids": ["799e361d-7fee-4f6b-ae45-75d75f518985"]}, "sas_device_handle": null,
"sas_address": null, "virtual": 1, "host": "", "sectorsize": "512",
"removable": "0", "support_discard": "0", "model": null, "partitions": {},
"holders": [], "size": "4.00 GB"}, "dm-1": {"scheduler_mode": "", "rotational":
"1", "vendor": null, "sectors": "41943040", "links": {"masters": [], "labels":
[], "ids": ["dm-name-rootvg-rootvol",
"dm-uuid-LVM-h8Zoe5OZiBjf9awu8HyY4OuQIIZK52ynPxpNeSPUUNGqorDA6GDRwK4jFcd9IzuW"],
"uuids": ["798d9b72-8fc1-475f-92f0-0fad71bd3e5a"]}, "sas_device_handle": null,
"sas_address": null, "virtual": 1, "host": "", "sectorsize": "512",
"removable": "0", "support_discard": "0", "model": null, "partitions": {},
"holders": [], "size": "20.00 GB"}}, "ansible_user_uid": 2101067335,
"ansible_ssh_host_key_dsa_public":
"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",
"ansible_bios_date": "11/26/2019", "ansible_system_capabilities": [""]}}\r\n',
'Connection to pc1udtlhhad561.prodc1.harmony.global closed.\r\n')
<pc1udtlhhad561.prodc1.harmony.global> ESTABLISH SSH CONNECTION FOR USER: None
<pc1udtlhhad561.prodc1.harmony.global> SSH: EXEC ssh -C -o ControlMaster=no -o
ControlPersist=30s -o ConnectTimeout=15s -o KbdInteractiveAuthentication=no -o
PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey -o
PasswordAuthentication=no -o ConnectTimeout=10 -o
ControlPath=/home/meggleston/.ansible/cp/e963c4e7ae
pc1udtlhhad561.prodc1.harmony.global '/bin/sh -c '"'"'rm -f -r
/home/meggleston/.ansible/tmp/ansible-tmp-1670598305.51-22544-115269321697104/
> /dev/null 2>&1 && sleep 0'"'"''
<pc1udtlhhad561.prodc1.harmony.global> (0, '', '')
ERROR! Unexpected Exception, this is probably a bug: [Errno 12] Cannot allocate
memory
the full traceback was:
Traceback (most recent call last):
File "/usr/bin/ansible-playbook", line 123, in <module>
exit_code = cli.run()
File "/usr/lib/python2.7/site-packages/ansible/cli/playbook.py", line 128, in
run
results = pbex.run()
File
"/usr/lib/python2.7/site-packages/ansible/executor/playbook_executor.py", line
169, in run
result = self._tqm.run(play=play)
File
"/usr/lib/python2.7/site-packages/ansible/executor/task_queue_manager.py", line
282, in run
play_return = strategy.run(iterator, play_context)
File "/usr/lib/python2.7/site-packages/ansible/plugins/strategy/linear.py",
line 311, in run
self._queue_task(host, task, task_vars, play_context)
File "/usr/lib/python2.7/site-packages/ansible/plugins/strategy/__init__.py",
line 390, in _queue_task
worker_prc.start()
File "/usr/lib/python2.7/site-packages/ansible/executor/process/worker.py",
line 100, in start
return super(WorkerProcess, self).start()
File "/usr/lib64/python2.7/multiprocessing/process.py", line 130, in start
self._popen = Popen(self)
File "/usr/lib64/python2.7/multiprocessing/forking.py", line 121, in __init__
self.pid = os.fork()
OSError: [Errno 12] Cannot allocate memory
> On Dec 6, 2022, at 11:55, Todd Lewis <[email protected]> wrote:
>
> I'm not particularly fluent in instrumenting resource consumption, but I'm
> going out on a limb and guessing that 50 or so ssh connections is a lot more
> light-weight than 50 forks of ansible-playbook. So ignoring ssh as a possible
> resource limit for the moment, try changing forks back to 5 and running your
> playbook. At the same time, in another window, monitor (in a way to be
> determined by you) resource consumption. I'd expect it to work 5 forks, just
> not as fast as with more forks.
>
> If it *does* work, then try it again with, say, 10 forks and compare
> resources during that run to the 5 fork run. I expect this to also work,
> barely, and that you'll be almost out of … something. But you'll also have a
> much better picture of where the walls are in this black box.
>
> On Tuesday, December 6, 2022 at 9:32:30 AM UTC-5 [email protected] wrote:
> I’ve not changed “strategy”, but I did change “forks” from 5 to 50.
> I have copied /etc/ansible.cfg to ~/.ansible.cfg and changed forks = 50,
> inventory = $HOME/src/ansible/inventory and log_path =
> /tmp/${USER}_ansible.log.
>
>
>> On Dec 5, 2022, at 17:21, Todd Lewis <[email protected]
>> <applewebdata://7869EF41-6AA8-443B-BC5F-FF335458EDCC>> wrote:
>>
>
>> Have you changed any defaults for "strategy" or "forks"?
>>
>> Also I see your ssh is config'd for "-o ControlMaster=auto -o
>> ControlPersist=60s". I'm not sure how many hosts you're caching connections
>> for during any give 60 second window, or how much memory that would eat, but
>> it may be a significant factor.
>>
>> On Monday, December 5, 2022 at 6:03:42 PM UTC-5 [email protected]
>> <http://gmail.com/> wrote:
>> 5709
>>
>>
>>> On Dec 5, 2022, at 15:56, Todd Lewis <[email protected] <>> wrote:
>>>
>>
>>> How many hosts are in your inventory?
>>>
>>> On Monday, December 5, 2022 at 4:52:39 PM UTC-5 [email protected]
>>> <http://gmail.com/> wrote:
>>> I’m getting:
>>>
>>> e/meggleston/.ansible/tmp/ansible-tmp-1670263852.31-8085-175291763336523/ >
>>> /dev/null 2>&1 && sleep 0'"'"''
>>> <pa2udtlhsql602.prod.harmony.aws2> ESTABLISH SSH CONNECTION FOR USER: None
>>> <pa2udtlhsql602.prod.harmony.aws2> SSH: EXEC ssh -C -o ControlMaster=auto
>>> -o ControlPersist=60s -o KbdInteractiveAuthentication=no -o
>>> PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey
>>> -o PasswordAuthentication=no -o ConnectTimeout=10 -o
>>> ControlPath=/home/meggleston/.ansible/cp/f012ac57b9
>>> pa2udtlhsql602.prod.harmony.aws2 '/bin/sh -c '"'"'rm -f -r
>>> /home/meggleston/.ansible/tmp/ansible-tmp-1670263852.91-8148-50804275661258/
>>> > /dev/null 2>&1 && sleep 0'"'"''
>>> <pa2udtlhsql1023.prod.harmony.aws2> ESTABLISH SSH CONNECTION FOR USER: None
>>> <pa2udtlhsql604.prod.harmony.aws2> ESTABLISH SSH CONNECTION FOR USER: None
>>> <pa2udtlhsql1023.prod.harmony.aws2> SSH: EXEC ssh -C -o ControlMaster=auto
>>> -o ControlPersist=60s -o KbdInteractiveAuthentication=no -o
>>> PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey
>>> -o PasswordAuthentication=no -o ConnectTimeout=10 -o
>>> ControlPath=/home/meggleston/.ansible/cp/754f3010c5
>>> pa2udtlhsql1023.prod.harmony.aws2 '/bin/sh -c '"'"'rm -f -r
>>> /home/meggleston/.ansible/tmp/ansible-tmp-1670263852.31-8085-175291763336523/
>>> > /dev/null 2>&1 && sleep 0'"'"''
>>> <pa2udtlhsql604.prod.harmony.aws2> SSH: EXEC ssh -C -o ControlMaster=auto
>>> -o ControlPersist=60s -o KbdInteractiveAuthentication=no -o
>>> PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey
>>> -o PasswordAuthentication=no -o ConnectTimeout=10 -o
>>> ControlPath=/home/meggleston/.ansible/cp/09c53a2792
>>> pa2udtlhsql604.prod.harmony.aws2 '/bin/sh -c '"'"'rm -f -r
>>> /home/meggleston/.ansible/tmp/ansible-tmp-1670263853.52-8164-79599240649234/
>>> > /dev/null 2>&1 && sleep 0'"'"''
>>> <pa2udtlhsql1020.prod.harmony.aws2> ESTABLISH SSH CONNECTION FOR USER: None
>>> <pa2udtlhsql1020.prod.harmony.aws2> SSH: EXEC ssh -C -o ControlMaster=auto
>>> -o ControlPersist=60s -o KbdInteractiveAuthentication=no -o
>>> PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey
>>> -o PasswordAuthentication=no -o ConnectTimeout=10 -o
>>> ControlPath=/home/meggleston/.ansible/cp/3301cea578
>>> pa2udtlhsql1020.prod.harmony.aws2 '/bin/sh -c '"'"'rm -f -r
>>> /home/meggleston/.ansible/tmp/ansible-tmp-1670263852.15-8057-21113899783559/
>>> > /dev/null 2>&1 && sleep 0'"'"''
>>> <pa2udtlhsql602.prod.harmony.aws2> ESTABLISH SSH CONNECTION FOR USER: None
>>> <pa2udtlhsql602.prod.harmony.aws2> SSH: EXEC ssh -C -o ControlMaster=auto
>>> -o ControlPersist=60s -o KbdInteractiveAuthentication=no -o
>>> PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey
>>> -o PasswordAuthentication=no -o ConnectTimeout=10 -o
>>> ControlPath=/home/meggleston/.ansible/cp/f012ac57b9
>>> pa2udtlhsql602.prod.harmony.aws2 '/bin/sh -c '"'"'rm -f -r
>>> /home/meggleston/.ansible/tmp/ansible-tmp-1670263852.91-8148-50804275661258/
>>> > /dev/null 2>&1 && sleep 0'"'"''
>>> <pa2udtlhsql1022.prod.harmony.aws2> ESTABLISH SSH CONNECTION FOR USER: None
>>> <pa2udtlhsql1022.prod.harmony.aws2> SSH: EXEC ssh -C -o ControlMaster=auto
>>> -o ControlPersist=60s -o KbdInteractiveAuthentication=no -o
>>> PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey
>>> -o PasswordAuthentication=no -o ConnectTimeout=10 -o
>>> ControlPath=/home/meggleston/.ansible/cp/a501b68168
>>> pa2udtlhsql1022.prod.harmony.aws2 '/bin/sh -c '"'"'rm -f -r
>>> /home/meggleston/.ansible/tmp/ansible-tmp-1670263852.07-8072-136961495388876/
>>> > /dev/null 2>&1 && sleep 0'"'"''
>>> ERROR! Unexpected Exception, this is probably a bug: [Errno 12] Cannot
>>> allocate memory
>>> the full traceback was:
>>>
>>> Traceback (most recent call last):
>>> File "/usr/bin/ansible-playbook", line 123, in <module>
>>> exit_code = cli.run()
>>> File "/usr/lib/python2.7/site-packages/ansible/cli/playbook.py", line 128,
>>> in run
>>> results = pbex.run()
>>> File
>>> "/usr/lib/python2.7/site-packages/ansible/executor/playbook_executor.py",
>>> line 169, in run
>>> result = self._tqm.run(play=play)
>>> File
>>> "/usr/lib/python2.7/site-packages/ansible/executor/task_queue_manager.py",
>>> line 282, in run
>>> play_return = strategy.run(iterator, play_context)
>>> File "/usr/lib/python2.7/site-packages/ansible/plugins/strategy/linear.py",
>>> line 311, in run
>>> self._queue_task(host, task, task_vars, play_context)
>>> File
>>> "/usr/lib/python2.7/site-packages/ansible/plugins/strategy/__init__.py",
>>> line 390, in _queue_task
>>> worker_prc.start()
>>> File "/usr/lib/python2.7/site-packages/ansible/executor/process/worker.py",
>>> line 100, in start
>>> return super(WorkerProcess, self).start()
>>> File "/usr/lib64/python2.7/multiprocessing/process.py", line 130, in start
>>> self._popen = Popen(self)
>>> File "/usr/lib64/python2.7/multiprocessing/forking.py", line 121, in
>>> __init__
>>> self.pid = os.fork()
>>>
>>> When I run a stupid playbook with the command: anssible-playbook -vvv 1.yml
>>>
>>> for the playbook:
>>> —
>>> - hosts: all
>>> become: yes
>>> gather_facts: true
>>>
>>> tasks:
>>> - name: “remove the file”
>>> file:
>>> path=/tmp/getspace.sh
>>> state=absent
>>>
>>> I added the “-vvv” when the previous run told me to. Any ideas what’s going
>>> on (besides the obvious “out of memory”) and how to fix this?
>>>
>>> Mike
>>>
>>
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>>>
>>> <https://groups.google.com/d/msgid/ansible-project/83646132-5874-4829-9152-127bee997178n%40googlegroups.com?utm_medium=email&utm_source=footer>.
>>
>>
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>> <applewebdata://7869EF41-6AA8-443B-BC5F-FF335458EDCC>.
>
>> To view this discussion on the web visit
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>>
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>
>
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> <mailto:[email protected]>.
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