Mailing List Archive

????

??????????????

> ?1??
> ???????????????(??)????????????????????
> ?????????????????
????????????
FYI:
https://www.suse.com/ja-jp/support/jp/kb/tids/00100055/

??????????????????
token?Timeout?????????????
consensus?????????????????????????????
consensus????????????????????????????????????????


> ?2??
> consensus????????????????????
> ???????
> ??????????????????
?????????????????????
???????consensus???????????
???????????????????????????????????????????????
?????????????????????????????????????
??????????????????????
??????????token???????????????????
?consensus????????????? token * 1.2 ?????????????


> ?3??
> consensus??????corosync.conf?totem?????????
> ?????
> consensus?????pacemaker?corosync???????????????????
> ??????
> ??????????????????
???
corosync.conf?totem{}??????? ? ??????? ????????
???RedHatEL8.4(pacemaker2.0.5-9???????????????
pcs cluster config update????????????????
https://access.redhat.com/documentation/ja-jp/red_hat_enterprise_linux/8/html/configuring_and_managing_high_availability_clusters/proc_pcs-corosync-manage-pcs-operation

pcs cluster config update???????????????????????????????
corosync.conf?????????????
?????????????????

?????
# pcs cluster config update totem token=10000 consensus=20000
Sending updated corosync.conf to nodes...
rhel88a: Succeeded
rhel88b: Succeeded
rhel88a: Corosync configuration reloaded

# pcs cluster config
???
Totem Options:
consensus: 20000
token: 10000

# cat /etc/corosync/corosync.conf
totem {
version: 2
???
consensus: 20000
token: 10000
}


??????????????????


??

________________________________________
???: Linux-ha-japan <linux-ha-japan-bounces@lists.osdn.me> ? ?? ?? <d-ikeda@ryobi.co.jp> ??????
????: 2023?7?19? 9:15
??: linux-ha-japan@lists.osdn.me
CC: nakai.keita@ryobi.co.jp
??: Re: [Linux-ha-jp] pacemaker???????????

????????????
????????

??7/13???????????????????????
??????????????????????????????????????

????????????????????????????????

????????????????

-----Original Message-----
From: ?? ?? <d-ikeda@ryobi.co.jp>
Sent: Thursday, July 13, 2023 2:09 PM
To: 'linux-ha-japan@lists.osdn.me' <linux-ha-japan@lists.osdn.me>
Cc: 'terada.tatsuya@jp.fujitsu.com' <terada.tatsuya@jp.fujitsu.com>; 'nakai.
keita@ryobi.co.jp' <nakai.keita@ryobi.co.jp>
Subject: pacemaker???????????

???????????????
????????

DB???(PostgreSQL??????????)?Pacemaker+Corosync?
????HA?????????????

?????????????????????????????????????
??
???3???????????????????????????????

????????
Jul 10 23:58:55 P-RDB-C11-001 corosync[2223989]: [TOTEM ] Token has not
been received in 2250 ms Jul 10 23:58:56 P-RDB-C11-001 corosync[2223989]:
[TOTEM ] A processor failed, forming new configuration: token timed out
(3000ms), waiting 3600ms for consensus.
?????????????????????????????

?????(??)
corosync.conf??????token?????3000ms?????????
????????????????????????3000ms???????????
????
????????????(consensus????)?3600ms????????????
?????????????????????

????
??????????????????token??????consensus???????
?????????


?????
?1??
???????????????(??)????????????????????
?????????????????
???????token??consensus?????????????????????
(?????????????????????????????????????
????????????????????????)

?2??
???????????Pacemaker??????????????????????
????
?????????????????????????????????
????token???????????????????????????????
??????
?????????????????token??????????????????
????????????
???????????3000ms???????????

??????????????token?????????????????????
??
?????????????consensus????????????????????
???????
??????????????????

?3??
1???2????????????consensus?????????????????
?????????
????????consensus??????corosync.conf?totem?????????
?????
consensus?????pacemaker?corosync???????????????????
??????
??????????????????


?????
corosync ? 3.1.7-1
pacemaker? 2.1.2-4
pcs ? 0.10.15-4
PotgreSQL? 14.6

????????????????

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