I sent the files in .zip.
PVEVERSION:
proxmox-ve: 6.0-2 (running kernel: 5.0.15-1-pve)
pve-manager: 6.0-4 (running version: 6.0-4/2a719255)
pve-kernel-5.0: 6.0-5
pve-kernel-helper: 6.0-5
pve-kernel-5.0.15-1-pve: 5.0.15-1
ceph-fuse: 12.2.11+dfsg1-2.1+b1
corosync: 3.0.2-pve2
criu: 3.11-3
glusterfs-client: 5.5-3
ksm-control-daemon: 1.3-1
libjs-extjs: 6.0.1-10
libknet1: 1.10-pve1
libpve-access-control: 6.0-2
libpve-apiclient-perl: 3.0-2
libpve-common-perl: 6.0-2
libpve-guest-common-perl: 3.0-1
libpve-http-server-perl: 3.0-2
libpve-storage-perl: 6.0-5
libqb0: 1.0.5-1
lvm2: 2.03.02-pve3
lxc-pve: 3.1.0-61
lxcfs: 3.0.3-pve60
novnc-pve: 1.0.0-60
openvswitch-switch: 2.10.0+2018.08.28+git.8ca7c82b7d+ds1-12
proxmox-mini-journalreader: 1.1-1
proxmox-widget-toolkit: 2.0-5
pve-cluster: 6.0-4
pve-container: 3.0-3
pve-docs: 6.0-4
pve-edk2-firmware: 2.20190614-1
pve-firewall: 4.0-5
pve-firmware: 3.0-2
pve-ha-manager: 3.0-2
pve-i18n: 2.0-2
pve-qemu-kvm: 4.0.0-3
pve-xtermjs: 3.13.2-1
qemu-server: 6.0-5
smartmontools: 7.0-pve2
spiceterm: 3.1-1
vncterm: 1.6-1
zfsutils-linux: 0.8.1-pve1
COROSYNC.LOG:
-- Logs begin at Sun 2019-09-22 08:55:50 -03, end at Wed 2019-09-25 08:07:08 -03. --
Sep 22 08:55:56 pve3 systemd[1]: Starting Corosync Cluster Engine...
Sep 22 08:55:56 pve3 corosync[1856]: [MAIN ] Corosync Cluster Engine 3.0.2-dirty starting up
Sep 22 08:55:56 pve3 corosync[1856]: [MAIN ] Corosync built-in features: dbus monitoring watchdog systemd xmlconf snmp pie relro bindnow
Sep 22 08:55:56 pve3 corosync[1856]: [TOTEM ] Initializing transport (Kronosnet).
Sep 22 08:55:57 pve3 corosync[1856]: [TOTEM ] kronosnet crypto initialized: aes256/sha256
Sep 22 08:55:57 pve3 corosync[1856]: [TOTEM ] totemknet initialized
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] common: crypto_nss.so has been loaded from /usr/lib/x86_64-linux-gnu/kronosnet/crypto_nss.so
Sep 22 08:55:57 pve3 corosync[1856]: [SERV ] Service engine loaded: corosync configuration map access [0]
Sep 22 08:55:57 pve3 corosync[1856]: [QB ] server name: cmap
Sep 22 08:55:57 pve3 corosync[1856]: [SERV ] Service engine loaded: corosync configuration service [1]
Sep 22 08:55:57 pve3 corosync[1856]: [QB ] server name: cfg
Sep 22 08:55:57 pve3 corosync[1856]: [SERV ] Service engine loaded: corosync cluster closed process group service v1.01 [2]
Sep 22 08:55:57 pve3 corosync[1856]: [QB ] server name: cpg
Sep 22 08:55:57 pve3 corosync[1856]: [SERV ] Service engine loaded: corosync profile loading service [4]
Sep 22 08:55:57 pve3 corosync[1856]: [SERV ] Service engine loaded: corosync resource monitoring service [6]
Sep 22 08:55:57 pve3 corosync[1856]: [WD ] Watchdog not enabled by configuration
Sep 22 08:55:57 pve3 corosync[1856]: [WD ] resource load_15min missing a recovery key.
Sep 22 08:55:57 pve3 corosync[1856]: [WD ] resource memory_used missing a recovery key.
Sep 22 08:55:57 pve3 corosync[1856]: [WD ] no resources configured.
Sep 22 08:55:57 pve3 corosync[1856]: [SERV ] Service engine loaded: corosync watchdog service [7]
Sep 22 08:55:57 pve3 corosync[1856]: [QUORUM] Using quorum provider corosync_votequorum
Sep 22 08:55:57 pve3 corosync[1856]: [SERV ] Service engine loaded: corosync vote quorum service v1.0 [5]
Sep 22 08:55:57 pve3 corosync[1856]: [QB ] server name: votequorum
Sep 22 08:55:57 pve3 corosync[1856]: [SERV ] Service engine loaded: corosync cluster quorum service v0.1 [3]
Sep 22 08:55:57 pve3 corosync[1856]: [QB ] server name: quorum
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 1 (passive) best link: 0 (pri: 0)
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 1 has no active links
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 1 (passive) best link: 0 (pri: 1)
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 1 has no active links
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 1 (passive) best link: 0 (pri: 1)
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 1 has no active links
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 2 (passive) best link: 0 (pri: 0)
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 2 has no active links
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 2 (passive) best link: 0 (pri: 1)
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 2 has no active links
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 2 (passive) best link: 0 (pri: 1)
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 2 has no active links
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 3 (passive) best link: 0 (pri: 0)
Sep 22 08:55:57 pve3 corosync[1856]: [KNET ] host: host: 3 has no active links
Sep 22 08:55:57 pve3 corosync[1856]: [TOTEM ] A new membership (3:204184) was formed. Members joined: 3
Sep 22 08:55:57 pve3 corosync[1856]: [CPG ] downlist left_list: 0 received
Sep 22 08:55:57 pve3 corosync[1856]: [QUORUM] Members[1]: 3
Sep 22 08:55:57 pve3 corosync[1856]: [MAIN ] Completed service synchronization, ready to provide service.
Sep 22 08:55:57 pve3 systemd[1]: Started Corosync Cluster Engine.
Sep 22 08:55:59 pve3 corosync[1856]: [KNET ] rx: host: 2 link: 0 is up
Sep 22 08:55:59 pve3 corosync[1856]: [KNET ] host: host: 2 (passive) best link: 0 (pri: 1)
Sep 22 08:55:59 pve3 corosync[1856]: [KNET ] rx: host: 1 link: 0 is up
Sep 22 08:55:59 pve3 corosync[1856]: [KNET ] host: host: 1 (passive) best link: 0 (pri: 1)
Sep 22 08:55:59 pve3 corosync[1856]: [TOTEM ] A new membership (1:204188) was formed. Members joined: 1 2
Sep 22 08:56:01 pve3 corosync[1856]: [TOTEM ] FAILED TO RECEIVE
Sep 22 08:56:05 pve3 corosync[1856]: [TOTEM ] A new membership (3:204268) was formed. Members left: 1 2
Sep 22 08:56:05 pve3 corosync[1856]: [TOTEM ] Failed to receive the leave message. failed: 1 2
Sep 22 08:56:05 pve3 corosync[1856]: [CPG ] downlist left_list: 0 received
Sep 22 08:56:05 pve3 corosync[1856]: [QUORUM] Members[1]: 3
Sep 22 08:56:05 pve3 corosync[1856]: [MAIN ] Completed service synchronization, ready to provide service.
Sep 22 08:56:05 pve3 corosync[1856]: [TOTEM ] A new membership (1:204272) was formed. Members joined: 1 2
Sep 22 08:56:06 pve3 corosync[1856]: [TOTEM ] FAILED TO RECEIVE
Sep 22 08:56:10 pve3 corosync[1856]: [TOTEM ] A new membership (3:204356) was formed. Members left: 1 2
Sep 22 08:56:10 pve3 corosync[1856]: [TOTEM ] Failed to receive the leave message. failed: 1 2
Sep 22 08:56:10 pve3 corosync[1856]: [CPG ] downlist left_list: 0 received
Sep 22 08:56:10 pve3 corosync[1856]: [QUORUM] Members[1]: 3
Sep 22 08:56:10 pve3 corosync[1856]: [MAIN ] Completed service synchronization, ready to provide service.
Sep 22 08:56:12 pve3 corosync[1856]: [TOTEM ] FAILED TO RECEIVE
Sep 22 08:56:14 pve3 corosync[1856]: [KNET ] pmtud: PMTUD link change for host: 2 link: 0 from 470 to 1366
Sep 22 08:56:14 pve3 corosync[1856]: [KNET ] pmtud: PMTUD link change for host: 1 link: 0 from 470 to 1366
Sep 22 08:56:14 pve3 corosync[1856]: [KNET ] pmtud: Global data MTU changed to: 1366
Sep 22 08:56:14 pve3 corosync[1856]: [TOTEM ] A new membership (3:204364) was formed. Members
Sep 22 08:56:14 pve3 corosync[1856]: [CPG ] downlist left_list: 0 received
Sep 22 08:56:14 pve3 corosync[1856]: [QUORUM] Members[1]: 3
Sep 22 08:56:14 pve3 corosync[1856]: [MAIN ] Completed service synchronization, ready to provide service.
Sep 22 08:56:17 pve3 corosync[1856]: [TOTEM ] FAILED TO RECEIVE
Sep 22 08:56:19 pve3 corosync[1856]: [TOTEM ] A new membership (3:204372) was formed. Members
Sep 22 08:56:19 pve3 corosync[1856]: [CPG ] downlist left_list: 0 received
Sep 22 08:56:19 pve3 corosync[1856]: [QUORUM] Members[1]: 3
Sep 22 08:56:19 pve3 corosync[1856]: [MAIN ] Completed service synchronization, ready to provide service.
Sep 22 08:56:19 pve3 corosync[1856]: [TOTEM ] A new membership (1:204376) was formed. Members joined: 1 2
Sep 22 08:56:21 pve3 corosync[1856]: [TOTEM ] FAILED TO RECEIVE
Sep 22 08:56:25 pve3 corosync[1856]: [TOTEM ] A new membership (3:204460) was formed. Members left: 1 2
Sep 22 08:56:25 pve3 corosync[1856]: [TOTEM ] Failed to receive the leave message. failed: 1 2
Sep 22 08:56:25 pve3 corosync[1856]: [CPG ] downlist left_list: 0 received
Sep 22 08:56:25 pve3 corosync[1856]: [QUORUM] Members[1]: 3
Sep 22 08:56:25 pve3 corosync[1856]: [MAIN ] Completed service synchronization, ready to provide .