probably a misconfiguration issue.
https://www.packetfence.org/doc/PacketFence_Clustering_Guide.html#_packetfence_configuration_modification_first_server_only

Notice host=127.0.0.1

if you forgot that then it means that each server will use the local
database instance to insert and it will result with table lock.

Le jeu. 14 avr. 2022 à 14:22, Zammit, Ludovic via PacketFence-users <
packetfence-users@lists.sourceforge.net> a écrit :

> Hello Misbah,
>
> We only an issue with chunk = ‘8192’ for EAP TLS and not EAP PEAP.
>
> I way too big to cover your entire cluster config on the mailing list, I
> will suggest you to take some consulting hours with Akamai and we will do a
> sanity check on your cluster to see why the database would disconnect.
>
> Thanks,
>
> *Ludovic Zammit*
> *Product Support Engineer Principal*
> *Cell:* +1.613.670.8432
> Akamai Technologies - Inverse
> 145 Broadway
> Cambridge, MA 02142
> Connect with Us: <https://community.akamai.com> <http://blogs.akamai.com>
> <https://twitter.com/akamai> <http://www.facebook.com/AkamaiTechnologies>
> <http://www.linkedin.com/company/akamai-technologies>
> <http://www.youtube.com/user/akamaitechnologies?feature=results_main>
>
> On Apr 13, 2022, at 7:14 PM, Misbah Hussaini <misbhaud...@gmail.com>
> wrote:
>
> Hello Ludovic,
>
> Again we had an outage and this time it looks like DB had some sort of
> locking issues. The temp fix was to restart the mariadb service. I'm
> running PF 11.2 with 3 nodes cluster doing 802.1x and mac auth and I see
> below messages in packetfence.log at the time when the problem began and
> these messages continued till DB was restarted.
>
> *Packetfence.log:*
>
> *Apr 13 21:47:12 NAC1 pfqueue[3025858]: pfqueue(3025858) ERROR:
> [mac:unknown] Database query failed with non retryable error: Lock wait
> timeout exceeded; try restarting transaction (errno: 1205) [INSERT INTO
> `node` ( `autoreg`, `bandwidth_balance`, `bypass_role_id`, `bypass_vlan`,
> `category_id`, `computername`, `detect_date`, `device_class`,
> `device_manufacturer`, `device_score`, `device_type`, `device_version`,
> `dhcp6_enterprise`, `dhcp6_fingerprint`, `dhcp_fingerprint`, `dhcp_vendor`,
> `last_arp`, `last_dhcp`, `last_seen`, `lastskip`, `mac`, `machine_account`,
> `notes`, `pid`, `regdate`, `sessionid`, `status`, `tenant_id`,
> `time_balance`, `unregdate`, `user_agent`, `voip`) VALUES ( ?, ?, ?, ?, ?,
> ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?,
> ?, ? ) ON DUPLICATE KEY UPDATE `last_dhcp` = ?, `tenant_id` = ?]{no, NULL,
> NULL, , NULL, SEPC4143C97B434, 2021-12-23 14:27:33, VoIP Device, Cisco
> Systems, Inc, 76, Cisco IP Phone CP-7945G, , , , 1,66,6,3,15,150,35, Cisco
> Systems, Inc. IP Phone CP-7945G, 0000-00-00 00:00:00, 2022-04-13 21:46:21,
> 2021-12-24 20:10:12, 0000-00-00 00:00:00, c4:14:3c:97:b4:34, NULL, ,
> default, 0000-00-00 00:00:00, , unreg, 1, NULL, 0000-00-00 00:00:00, , no,
> 2022-04-13 21:46:21, 1} (pf::dal::db_execute)*
> *Apr 13 21:47:12 NAC1 pfqueue[3025858]: pfqueue(3025858) ERROR:
> [mac:unknown] Unable to modify node 'c4:14:3c:97:b4:34
> (pf::node::node_modify)*
> Apr 13 21:47:28 NAC1 pfqueue[3028686]: pfqueue(3028686) WARN:
> [mac:00:11:22:33:44:55] Unable to pull accounting history for device
> 00:11:22:33:44:55. The history set doesn't exist yet.
> (pf::accounting_events_history::latest_mac_history)
> Apr 13 21:47:38 NAC1 pfqueue[3028686]: pfqueue(3028686) WARN:
> [mac:00:11:22:33:44:55] Unable to pull accounting history for device
> 00:11:22:33:44:55. The history set doesn't exist yet.
> (pf::accounting_events_history::latest_mac_history)
> Apr 13 21:47:42 NAC1 pfqueue[3028686]: pfqueue(3028686) WARN:
> [mac:00:11:22:33:44:55] Unable to pull accounting history for device
> 00:11:22:33:44:55. The history set doesn't exist yet.
> (pf::accounting_events_history::latest_mac_history)
> Apr 13 21:47:52 NAC1 pfqueue[3028686]: pfqueue(3028686) WARN:
> [mac:00:11:22:33:44:55] Unable to pull accounting history for device
> 00:11:22:33:44:55. The history set doesn't exist yet.
> (pf::accounting_events_history::latest_mac_history)
> Apr 13 21:47:53 NAC1 packetfence[3029093]: pfperl-api(2533174) INFO: Using
> 300 resolution threshold (pf::pfcron::task::cluster_check::run)
> Apr 13 21:47:53 NAC1 packetfence[3029094]: pfperl-api(2828317) INFO:
> processed 0 security_events during security_event maintenance
> (1649872073.11399 1649872073.12087)
> (pf::security_event::security_event_maintenance)
> Apr 13 21:47:53 NAC1 packetfence[3029094]: pfperl-api(2828317) INFO:
> processed 0 security_events during security_event maintenance
> (1649872073.12281 1649872073.12537)
> (pf::security_event::security_event_maintenance)
> Apr 13 21:47:53 NAC1 packetfence[3029095]: pfperl-api(2426219) INFO:
> getting security_events triggers for accounting cleanup
> (pf::accounting::acct_maintenance)
> Apr 13 21:47:53 NAC1 packetfence[3029093]: pfperl-api(2533174) INFO: All
> cluster members are running the same configuration version
> (pf::pfcron::task::cluster_check::run)
> *Apr 13 21:48:03 NAC1 pfqueue[3025858]: pfqueue(3025858) ERROR:
> [mac:unknown] Database query failed with non retryable error: Lock wait
> timeout exceeded; try restarting transaction (errno: 1205) [INSERT INTO
> `node` *( `autoreg`, `bandwidth_balance`, `bypass_role_id`,
> `bypass_vlan`, `category_id`, `computername`, `detect_date`,
> `device_class`, `device_manufacturer`, `device_score`, `device_type`,
> `device_version`, `dhcp6_enterprise`, `dhcp6_fingerprint`,
> `dhcp_fingerprint`, `dhcp_vendor`, `last_arp`, `last_dhcp`, `last_seen`,
> `lastskip`, `mac`, `machine_account`, `notes`, `pid`, `regdate`,
> `sessionid`, `status`, `tenant_id`, `time_balance`, `unregdate`,
> `user_agent`, `voip`) VALUES ( ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?,
> ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? ) ON DUPLICATE KEY UPDATE
> `last_dhcp` = ?, `tenant_id` = ?]{no, NULL, NULL, , NULL, Admin-PC,
> 2021-12-22 14:45:32, Windows OS, Dell Inc., 78, Microsoft Windows Kernel
> 10.0, 10.0, , , 1,3,6,15,31,33,43,44,46,47,119,121,249,252, MSFT 5.0,
> 0000-00-00 00:00:00, 2022-04-13 21:47:12, 2022-04-13 21:45:43, 0000-00-00
> 00:00:00, 98:90:96:cb:a3:02, NULL, , default, 0000-00-00 00:00:00, , unreg,
> 1, NULL, 0000-00-00 00:00:00, , no, 2022-04-13 21:47:12, 1}
> (pf::dal::db_execute)
> *Apr 13 21:48:03 NAC1 pfqueue[3025858]: pfqueue(3025858) ERROR:
> [mac:unknown] Unable to modify node '98:90:96:cb:a3:02
> (pf::node::node_modify)*
> Apr 13 21:48:08 NAC1 pfqueue[3028686]: pfqueue(3028686) WARN:
> [mac:00:11:22:33:44:55] Unable to pull accounting history for device
> 00:11:22:33:44:55. The history set doesn't exist yet.
> (pf::accounting_events_history::latest_mac_history)
> Apr 13 21:48:19 NAC1 pfqueue[3028686]: pfqueue(3028686) WARN:
> [mac:00:11:22:33:44:55] Unable to pull accounting history for device
> 00:11:22:33:44:55. The history set doesn't exist yet.
> (pf::accounting_events_history::latest_mac_history)
> Apr 13 21:48:22 NAC1 pfqueue[3028686]: pfqueue(3028686) WARN:
> [mac:00:11:22:33:44:55] Unable to pull accounting history for device
> 00:11:22:33:44:55. The history set doesn't exist yet.
> (pf::accounting_events_history::latest_mac_history)
>
> These are the messages in *radius.log*:
>
>
> Apr 13 21:44:24 NAC1 auth[2559747]: (49313) Login OK: [prntnacact] (from
> client 192.168.254.12/32
> <https://urldefense.com/v3/__http://192.168.254.12/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDG9cdpfI4$>
> port 50335 cli 9c:93:4e:6c:b0:61)
> Apr 13 21:45:24 NAC1 auth[2559747]: Adding client 192.168.254.22/32
> <https://urldefense.com/v3/__http://192.168.254.22/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGU1zM1us$>
> Apr 13 21:45:24 NAC1 auth[2559747]: [mac:18:9c:5d:ab:b1:ef] Accepted
> user:  and returned VLAN
> Apr 13 21:45:24 NAC1 auth[2559747]: (49333) Login OK: [189c5dabb1ef] (from
> client 192.168.254.22/32
> <https://urldefense.com/v3/__http://192.168.254.22/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGU1zM1us$>
> port 50443 cli 18:9c:5d:ab:b1:ef)
> Apr 13 21:48:44 NAC1 auth[2559747]: Adding client 192.168.254.11/32
> <https://urldefense.com/v3/__http://192.168.254.11/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGuNwZXn0$>
> *Apr 13 21:48:51 NAC1 auth[2559747]: (49406) rest: ERROR: Server returned
> no data*
> Apr 13 21:48:52 NAC1 auth[2559747]: (49406) Ignoring duplicate packet from
> client 192.168.254.11/32
> <https://urldefense.com/v3/__http://192.168.254.11/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGuNwZXn0$>
> port 1645 - ID: 56 due to unfinished request in component authenticate
> module eap_peap
> Apr 13 21:48:57 NAC1 auth[2559747]: (49406) Ignoring duplicate packet from
> client 192.168.254.11/32
> <https://urldefense.com/v3/__http://192.168.254.11/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGuNwZXn0$>
> port 1645 - ID: 56 due to unfinished request in component authenticate
> module eap_peap
> *Apr 13 21:48:58 NAC1 auth[2559747]: Unresponsive child for request 49406,
> in component authenticate module eap_peap*
> Apr 13 21:49:02 NAC1 auth[2559747]: (49411) eap: ERROR: rlm_eap (EAP): No
> EAP session matching state 0xb15267b8b65b7e27
> Apr 13 21:49:02 NAC1 auth[2559747]: (49411) eap: ERROR: rlm_eap (EAP): No
> EAP session matching state 0xb15267b8b65b7e27
> Apr 13 21:49:02 NAC1 auth[2559747]: [mac:90:1b:0e:45:4b:2e] Rejected user:
> DOMAIN-A\USER-1
> Apr 13 21:49:02 NAC1 auth[2559747]: (49411) Login incorrect (eap: rlm_eap
> (EAP): No EAP session matching state 0xb15267b8b65b7e27): [DOMAIN-A\USER-1]
> (from client 192.168.254.11/32
> <https://urldefense.com/v3/__http://192.168.254.11/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGuNwZXn0$>
> port 50408 cli 90:1b:0e:45:4b:2e)
> Apr 13 21:49:16 NAC1 auth[2559747]: (49416) *rest: ERROR: Server returned
> no data*
> Apr 13 21:49:17 NAC1 auth[2559747]: (49416) Ignoring duplicate packet from
> client 192.168.254.11/32
> <https://urldefense.com/v3/__http://192.168.254.11/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGuNwZXn0$>
> port 1645 - ID: 57 due to unfinished request in component post-auth module
> sql_reject
> Apr 13 21:49:22 NAC1 auth[2559747]: (49416) Ignoring duplicate packet from
> client 192.168.254.11/32
> <https://urldefense.com/v3/__http://192.168.254.11/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGuNwZXn0$>
> port 1645 - ID: 57 due to unfinished request in component post-auth module
> sql_reject
> Apr 13 21:49:23 NAC1 auth[2559747]: *Unresponsive child for request
> 49416, in component post-auth module sql_reject*
> Apr 13 21:49:31 NAC1 auth[2559747]: (49422) rest: ERROR: Server returned
> no data
> Apr 13 21:49:38 NAC1 auth[2559747]: *Unresponsive child for request
> 49422, in component post-auth module sql_reject*
> Apr 13 21:52:19 NAC1 auth[2559747]: Adding client 192.168.254.23/32
> <https://urldefense.com/v3/__http://192.168.254.23/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGXsZBvhY$>
> Apr 13 21:52:23 NAC1 auth[2559747]: (49485) rest: ERROR: Server returned
> no data
> Apr 13 21:52:24 NAC1 auth[2559747]: (49485) Ignoring duplicate packet from
> client 192.168.254.23/32
> <https://urldefense.com/v3/__http://192.168.254.23/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGXsZBvhY$>
> port 1645 - ID: 19 due to unfinished request in component authenticate
> module eap_peap
> Apr 13 21:52:29 NAC1 auth[2559747]: (49485) Ignoring duplicate packet from
> client 192.168.254.23/32
> <https://urldefense.com/v3/__http://192.168.254.23/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGXsZBvhY$>
> port 1645 - ID: 19 due to unfinished request in component authenticate
> module eap_peap
> Apr 13 21:52:30 NAC1 auth[2559747]: *Unresponsive child for request
> 49485, in component authenticate module eap_peap*
> Apr 13 21:52:34 NAC1 auth[2559747]: (49491) eap: ERROR: rlm_eap (EAP): No
> EAP session matching state 0x6b3884f06c319d1d
> Apr 13 21:52:34 NAC1 auth[2559747]: (49491) eap: ERROR: rlm_eap (EAP): No
> EAP session matching state 0x6b3884f06c319d1d
> Apr 13 21:52:34 NAC1 auth[2559747]: [mac:9c:93:4e:64:05:03] Rejected user:
> prntnacact
> Apr 13 21:52:34 NAC1 auth[2559747]: (49491) Login incorrect (eap: rlm_eap
> (EAP): No EAP session matching state 0x6b3884f06c319d1d): [prntnacact]
> (from client 192.168.254.23/32
> <https://urldefense.com/v3/__http://192.168.254.23/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGXsZBvhY$>
> port 50420 cli 9c:93:4e:64:05:03)
> Apr 13 21:52:43 NAC1 auth[2559747]: Adding client 192.168.254.14/32
> <https://urldefense.com/v3/__http://192.168.254.14/32__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGwUD4dog$>
> Apr 13 21:52:49 NAC1 auth[2559747]: (49503) *rest: ERROR: Server returned
> no data*
>
> Upon googling I found this post (PacketFence / Re: [PacketFence-users]
> ERROR: Server returned no data (sourceforge.net)
> <https://urldefense.com/v3/__https://sourceforge.net/p/packetfence/mailman/message/37624251/__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGYCuVwO0$>)
>  to
> fix the "ERROR: Server returned no data" message and I have added the chunk
> = '8192' parameter in rest.conf and now observing whether this message
> reappears in the logs.
>
> With regard to the "Unresponsive Child" message I found this post What
> does “unresponsive child” error message mean? | NetworkRADIUS
> <https://urldefense.com/v3/__https://networkradius.com/articles/2021/02/10/what-does-unresponsive-child-error-mean.html__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGCKCzOL4$>
>  and
> it makes me nervous to troubleshoot the issue as it points to slowness in
> the DB (which relates well to locking messages in packetfence.log seen
> above). The problem is how I can identify the slow queries and fix them (is
> it the same query shown in pf log?). Is it advisable to change the current
> lock_wait_timeout value to something higher (currently set to 50 secs)? I'm
> wondering what other measures can be put in place to avoid this from
> recurring, does restarting the sql service daily help me?
>
> Regards
> Misbah
>
>
> On Wed, 13 Apr 2022 at 17:17, Misbah Hussaini <misbhaud...@gmail.com>
> wrote:
>
>> Hello Ludovic,
>>
>> Its already added as a switch and have been working fine for past 1 month
>> but with few endpoints. When I googled this message, freeradius support
>> list suggested to increase the max server count, which I did, and the issue
>> was resolved. The concern I have is whether there are other such parameters
>> which needs to be fine tuned for Production.
>>
>> Also, the config change you suggested for Fingerbank-collector doesnt
>> seemsto have worked. Currently im unmonitoring fingerbank using below
>> command but I know it wont survive service restart or server reboots.
>>
>> #monit unmonitor packetfence-fingerbank-collectod
>>
>> On Wed, 13 Apr 2022, 17:11 Zammit, Ludovic, <luza...@akamai.com> wrote:
>>
>>> Hello,
>>>
>>> It looks like 192.168.254.14 is trying to ask for an authentication. Add
>>> it as the switch.
>>>
>>> Thanks,
>>>
>>> *Ludovic Zammit*
>>> *Product Support Engineer Principal*
>>> *Cell:* +1.613.670.8432
>>> Akamai Technologies - Inverse
>>> 145 Broadway
>>> Cambridge, MA 02142
>>> Connect with Us: <https://community.akamai.com/>
>>> <http://blogs.akamai.com/>
>>> <https://urldefense.com/v3/__https://twitter.com/akamai__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGmf93nOA$>
>>> <https://urldefense.com/v3/__http://www.facebook.com/AkamaiTechnologies__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGAOZt8JE$>
>>> <https://urldefense.com/v3/__http://www.linkedin.com/company/akamai-technologies__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGU4YNUu0$>
>>> <https://urldefense.com/v3/__http://www.youtube.com/user/akamaitechnologies?feature=results_main__;!!GjvTz_vk!X8YZVKku_bNrqgXpIkdCpp5P1ktjClpCv_a_1WORLYqeCTHsmQD0mNTj2YgDoR55nQ3VfuWUcPDGX66Lolo$>
>>>
>>> On Apr 12, 2022, at 3:02 AM, Misbah Hussaini <misbhaud...@gmail.com>
>>> wrote:
>>>
>>> Thanks Ludovic, I'm testing this config change.
>>>
>>> Meanwhile, I checked the radius log when the issue of auth occurred for
>>> us and I found below lines. As I mentioned earlier, I increased the max
>>> threads to a higher value in radius.conf file and the issue was resolved
>>> and auth started working. Does everybody have to increase this value in
>>> Production? I'm asking especially because we are planning to increase the
>>> number of devices (by another 250) and perhaps then I need to use a much
>>> higher value to avoid recurrence of this problem.
>>>
>>> Apr  7 10:06:23 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.14 port 1645 proto udp
>>> Apr  7 10:06:25 NAC1 auth[368888]: rlm_sql (sql): No connections
>>> available and at max connection limit
>>> Apr  7 10:06:25 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.14 port 1645 proto udp
>>> Apr  7 10:06:26 NAC1 auth[368888]: rlm_sql (sql): No connections
>>> available and at max connection limit
>>> Apr  7 10:06:26 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.14 port 1645 proto udp
>>> Apr  7 10:06:28 NAC1 auth[368888]: rlm_sql (sql): No connections
>>> available and at max connection limit
>>> Apr  7 10:06:28 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.14 port 1645 proto udp
>>> Apr  7 10:06:30 NAC1 auth[368888]: rlm_sql (sql): No connections
>>> available and at max connection limit
>>> Apr  7 10:06:30 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.14 port 1645 proto udp
>>> Apr  7 10:06:37 NAC1 auth[368888]: rlm_sql (sql): No connections
>>> available and at max connection limit
>>> Apr  7 10:06:37 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.28 port 1645 proto udp
>>> Apr  7 10:06:42 NAC1 auth[368888]: rlm_sql (sql): No connections
>>> available and at max connection limit
>>> Apr  7 10:06:42 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.28 port 1645 proto udp
>>> Apr  7 10:06:57 NAC1 auth[368888]: rlm_sql (sql): No connections
>>> available and at max connection limit
>>> Apr  7 10:06:57 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.13 port 1645 proto udp
>>> Apr  7 10:07:02 NAC1 auth[368888]: rlm_sql (sql): No connections
>>> available and at max connection limit
>>> Apr  7 10:07:02 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.13 port 1645 proto udp
>>> Apr  7 10:07:04 NAC1 auth[368888]: rlm_sql (sql): No connections
>>> available and at max connection limit
>>> Apr  7 10:07:04 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.23 port 1645 proto udp
>>> Apr  7 10:07:07 NAC1 auth[368888]: rlm_sql (sql): No connections
>>> available and at max connection limit
>>> Apr  7 10:07:07 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.13 port 1645 proto udp
>>> Apr  7 10:07:09 NAC1 auth[368888]: rlm_sql (sql): No connections
>>> available and at max connection limit
>>> Apr  7 10:07:09 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.23 port 1645 proto udp
>>> Apr  7 10:07:12 NAC1 auth[368888]: rlm_sql (sql): No connections
>>> available and at max connection limit
>>> Apr  7 10:07:12 NAC1 auth[368888]: Ignoring request to auth address
>>> 192.168.197.90 port 1812 bound to server packetfence from unknown client
>>> 192.168.254.13 port 1645 proto udp
>>>
>>>
>>>
>>> Regards
>>> Misbah
>>>
>>>
>>> On Mon, 11 Apr 2022 at 17:19, Zammit, Ludovic <luza...@akamai.com>
>>> wrote:
>>>
>>>> Hello,
>>>>
>>>> You can disable the TCP FB Collector analyzing:
>>>>
>>>> You can disable the TCP fingerprinting by doing
>>>>
>>>>
>>>> # systemctl edit packetfence-fingerbank-collector.service
>>>>
>>>>
>>>> In the editor that opens, add:
>>>>
>>>>
>>>> [Service]
>>>>
>>>> Environment=COLLECTOR_DISABLE_TCP_HANDLER=true
>>>>
>>>>
>>>> Close the editor, then do:
>>>>
>>>>
>>>> # systemctl daemon-reload
>>>>
>>>> # systemctl restart packetfence-fingerbank-collector
>>>>
>>>>
>>>> Thanks,
>>>>
>>>> *Ludovic Zammit*
>>>> *Product Support Engineer Principal*
>>>> *Cell:* +1.613.670.8432
>>>> Akamai Technologies - Inverse
>>>> 145 Broadway
>>>> Cambridge, MA 02142
>>>> Connect with Us: <https://community.akamai.com/>
>>>> <http://blogs.akamai.com/>
>>>> <https://urldefense.com/v3/__https://twitter.com/akamai__;!!GjvTz_vk!SWp7hL-2PyHJAaiZfWDTkgAbemIa3M4LNPnjmB3JPvhxHR1E_qQlKru872B5eN-rzoWFo7aUcvRhkGXhfII$>
>>>> <https://urldefense.com/v3/__http://www.facebook.com/AkamaiTechnologies__;!!GjvTz_vk!SWp7hL-2PyHJAaiZfWDTkgAbemIa3M4LNPnjmB3JPvhxHR1E_qQlKru872B5eN-rzoWFo7aUcvRhn3hmSw4$>
>>>> <https://urldefense.com/v3/__http://www.linkedin.com/company/akamai-technologies__;!!GjvTz_vk!SWp7hL-2PyHJAaiZfWDTkgAbemIa3M4LNPnjmB3JPvhxHR1E_qQlKru872B5eN-rzoWFo7aUcvRhiw82adM$>
>>>> <https://urldefense.com/v3/__http://www.youtube.com/user/akamaitechnologies?feature=results_main__;!!GjvTz_vk!SWp7hL-2PyHJAaiZfWDTkgAbemIa3M4LNPnjmB3JPvhxHR1E_qQlKru872B5eN-rzoWFo7aUcvRhY_n9_Qc$>
>>>>
>>>> On Apr 11, 2022, at 2:51 AM, Misbah Hussaini <misbhaud...@gmail.com>
>>>> wrote:
>>>>
>>>> Hello,
>>>>
>>>> We are currently doing only wired 802.1x & MAC auth, the server config
>>>> is
>>>>
>>>> Intel(R) Xeon(R) CPU E5-2407 v2 @ 2.40GHz
>>>> 16GB RAM (Free RAM - 8GB)
>>>> Running Debian X64.
>>>>
>>>> Also, I would like to disable the packetfence-fingerbank-collector from
>>>> monit config as it is generating too many zombie processes alerts, I guess
>>>> the monit config is managed by pfcmd geenratemonitconfig but I dunno how to
>>>> disable specifically fingerbank-collector.
>>>>
>>>> Regards
>>>> Misbah
>>>>
>>>>
>>>> On Sat, 9 Apr 2022 at 00:23, Zammit, Ludovic <luza...@akamai.com>
>>>> wrote:
>>>>
>>>>> Hello Misbah,
>>>>>
>>>>> I highly doubt that you would cap a cluster capacity with only 250
>>>>> devices registered.
>>>>>
>>>>> You have an ongoing issue that need to be fixed.
>>>>>
>>>>> What’s the spec on the PF servers? Are you doing 802.1x or Mac
>>>>> authentication ? Wired ? Wireless?
>>>>>
>>>>> We have cluster of 3 running 10 000 unique radius authentication
>>>>> without choking.
>>>>>
>>>>> Thanks,
>>>>>
>>>>> *Ludovic Zammit*
>>>>> *Product Support Engineer Principal*
>>>>> *Cell:* +1.613.670.8432
>>>>> Akamai Technologies - Inverse
>>>>> 145 Broadway
>>>>> Cambridge, MA 02142
>>>>> Connect with Us: <https://community.akamai.com/>
>>>>> <http://blogs.akamai.com/>
>>>>> <https://urldefense.com/v3/__https://twitter.com/akamai__;!!GjvTz_vk!WpjZfRBMI0mVuUAS2zXkY5v4UuJaTKuuP0bM29s40nnrJwz_hjxk8aolOJkcFWvyf6EOzIffTyvneW7Z63Y$>
>>>>> <https://urldefense.com/v3/__http://www.facebook.com/AkamaiTechnologies__;!!GjvTz_vk!WpjZfRBMI0mVuUAS2zXkY5v4UuJaTKuuP0bM29s40nnrJwz_hjxk8aolOJkcFWvyf6EOzIffTyvn00CMBGY$>
>>>>> <https://urldefense.com/v3/__http://www.linkedin.com/company/akamai-technologies__;!!GjvTz_vk!WpjZfRBMI0mVuUAS2zXkY5v4UuJaTKuuP0bM29s40nnrJwz_hjxk8aolOJkcFWvyf6EOzIffTyvnAn0KVkA$>
>>>>> <https://urldefense.com/v3/__http://www.youtube.com/user/akamaitechnologies?feature=results_main__;!!GjvTz_vk!WpjZfRBMI0mVuUAS2zXkY5v4UuJaTKuuP0bM29s40nnrJwz_hjxk8aolOJkcFWvyf6EOzIffTyvnCNH0oAI$>
>>>>>
>>>>> On Apr 7, 2022, at 4:18 AM, Misbah Hussaini via PacketFence-users <
>>>>> packetfence-users@lists.sourceforge.net> wrote:
>>>>>
>>>>> Hello,
>>>>>
>>>>> Firstly, I'm happy with the way Packetfence is working in the
>>>>> environment. A big thanks to the team for the project and awesome
>>>>> documentation. I have configured Packetfence in a 3 node cluster and
>>>>> registered 250+ devices so far.
>>>>>
>>>>> I faced a problem with the radius server reaching the max connections
>>>>> limit and most of the users were disconnected while I fixed the problem
>>>>> (had to increase the max spare servers to a high value in radius.conf). I
>>>>> was optimistic with the cluster setup, thinking I should not be facing
>>>>> downtime issues but didn't realize that a config issue could lead to a
>>>>> blackout.
>>>>>
>>>>> Now, this leads me to wonder if there is a way in which I could have
>>>>> decreased the downtime for the end users while we fixed the problem in the
>>>>> config. Also, I would appreciate highlighting any other Production related
>>>>> settings that need to be fine tuned to avoid such instances in future..
>>>>>
>>>>>
>>>>> Regards
>>>>> Misbah
>>>>> _______________________________________________
>>>>> PacketFence-users mailing list
>>>>> PacketFence-users@lists.sourceforge.net
>>>>>
>>>>> https://urldefense.com/v3/__https://lists.sourceforge.net/lists/listinfo/packetfence-users__;!!GjvTz_vk!HgrKFaieZq5jctGQKZZFOfERw1Xxn-35gkE2_VNs6FiuvQnK4pMpdGzvoWG00YjT$
>>>>>
>>>>>
>>>>>
>>>>
>>>
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