Avamar: Kontrolpunktet mislykkedes med resultatet "MSG_ERR_BADTIMESYNC".
Summary: Kontrolpunktet mislykkedes med resultatet "MSG_ERR_BADTIMESYNC".
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Symptoms
Kontrolpunktet mislykkedes med resultatet "MSG_ERR_BADTIMESYNC".
Avmaint CPstatus viser følgende fejl:
Every 2.0s: avmaint cpstatus 20:16:23 2022 <?xml version="1.0" encoding="UTF-8" standalone="yes"?> <cpstatus generation-time="1663935384" tag="cp.20220923121551" status="error" stripes-completed="0" stripes-total="0" start-time="1663935351" end-time="1663935351" result="MSG_ERR_BADTIMESYNC" refcount="1"/>
mapall --parallel 'dato' viser en node, der ikke er synkroniseret:
admin@utility:~/>: mapall --parallel 'date' Using /usr/local/avamar/var/probe.xml (0.0) ssh -q -x -o GSSAPIAuthentication=no admin@192.168.255.2 'date' (0.1) ssh -q -x -o GSSAPIAuthentication=no admin@192.168.255.3 'date' (0.2) ssh -q -x -o GSSAPIAuthentication=no admin@192.168.255.4 'date' (0.3) ssh -q -x -o GSSAPIAuthentication=no admin@192.168.255.5 'date' (0.4) ssh -q -x -o GSSAPIAuthentication=no admin@192.168.255.6 'date' (0.7) ssh -q -x -o GSSAPIAuthentication=no admin@192.168.255.9 'date' (0.6) ssh -q -x -o GSSAPIAuthentication=no admin@192.168.255.8 'date' (0.5) ssh -q -x -o GSSAPIAuthentication=no admin@192.168.255.7 'date' Fri Sep 23 13:05:21 UTC 2022 Fri Sep 23 13:05:21 UTC 2022 Fri Sep 23 13:07:17 UTC 2022 <---- out of sync node Fri Sep 23 13:05:20 UTC 2022 Fri Sep 23 13:05:22 UTC 2022 Fri Sep 23 13:05:20 UTC 2022 Fri Sep 23 13:05:22 UTC 2022 Fri Sep 23 13:05:21 UTC 2022
Bekræftelse af ntp med ntpq -pn viser, at forbindelse afvist på den mistænkte node.
Output redigeret til kun at vise den berørte node:
admin@utility:~/>: mapall --noerror '/usr/sbin/ntpq -pn' Using /usr/local/avamar/var/probe.xml (0.3) ssh -q -x -o GSSAPIAuthentication=no admin@192.168.255.5 '/usr/sbin/ntpq -pn' /usr/sbin/ntpq: read: Connection refused
Når vi bekræfter status direkte på den berørte knude, ser vi, at ntpd er aktiv: aktivering (automatisk genstart) (resultat: ressourcer):
root@node03:~/>: systemctl status ntpd ● ntpd.service - NTP Server Daemon Loaded: loaded (/usr/lib/systemd/system/ntpd.service; enabled; vendor preset: disabled) Drop-In: /run/systemd/generator/ntpd.service.d └─50-insserv.conf-$time.conf Active: activating (auto-restart) (Result: resources) since Fri 2022-09-23 13:22:35 UTC; 1min 58s ago
Status skal dog afspejle Aktiv: aktiv (kører):
root@node03:~/#: systemctl status ntpd ● ntpd.service - NTP Server Daemon Loaded: loaded (/usr/lib/systemd/system/ntpd.service; enabled; vendor preset: disabled) Drop-In: /run/systemd/generator/ntpd.service.d └─50-insserv.conf-$time.conf Active: active (running) since Fri 2022-09-23 14:04:37 UTC; 26s ago
Forsøg på at starte ntpd mislykkes:
root@node03:~/#: systemctl start ntpd.service Job for ntpd.service failed because a configured resource limit was exceeded. See "systemctl status ntpd.service" and "journalctl -xe" for details.
Under gennemgangen af journalctl -xe ses meddelelserne 'Ingen plads tilbage på enheden'.
DF viser, at /var er på 100 %:
admin@node03:~/#: df -kh Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 8.0K 16G 1% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 50M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/sda5 9.8G 2.4G 7.0G 26% / /dev/sdg1 183G 8.3G 165G 5% /ssd01 /dev/sda1 979M 50M 878M 6% /boot /dev/sdd1 1.9T 236G 1.6T 13% /data04 /dev/sdc1 1.9T 240G 1.6T 13% /data03 /dev/sde1 1.9T 236G 1.6T 13% /data05 /dev/sdf1 1.9T 238G 1.6T 13% /data06 /dev/sdb1 1.9T 238G 1.6T 13% /data02 /dev/sda7 2.0G 2.0G 0 100% /var <------- /dev/sda3 1.8T 267G 1.6T 15% /data01
Cause
ntpd er afhængig af /var/lib/ntp/drift/ntp.drift, som indeholder det seneste estimat af klokfrekvensfejl. Hvis /var er på 100%, kan ntpd ikke opdatere eller oprette filen ntp.drift, og ntp fungerer ikke korrekt.
Resolution
På den berørte node skal du undersøge og løse problemet med 100 % brug på /var. Når korrigeret genstart ntpd:
Kontrollér ntpd's status:
Resultater svarende til følgende bør observeres:
Bekræft ntp med ntpq:
Resultater svarende til følgende bør observeres:
Test opløsningen ved at køre et manuelt kontrolpunkt fra hjælpenoden.
root@node03:~/#: systemctl restart ntpd
BEMÆRK: En vellykket genstart genererer ikke noget output.
Kontrollér ntpd's status:
root@node03:~/#: systemctl status ntpd
Resultater svarende til følgende bør observeres:
root@node03:~/#: systemctl status ntpd ● ntpd.service - NTP Server Daemon Loaded: loaded (/usr/lib/systemd/system/ntpd.service; enabled; vendor preset: disabled) Active: active (running) since Tue 2022-09-27 21:21:42 UTC; 37s ago Docs: man:ntpd(1) Process: 29442 ExecStart=/usr/sbin/start-ntpd start (code=exited, status=0/SUCCESS) Main PID: 29463 (ntpd) Tasks: 2 CGroup: /system.slice/ntpd.service ├─29463 /usr/sbin/ntpd -p /var/run/ntp/ntpd.pid -g -u ntp:ntp -c /etc/ntp.conf └─29464 ntpd: asynchronous dns resolver Sep 27 21:21:42 node03 ntpd[29463]: Listen normally on 3 bond0 10.241.169.52:123 Sep 27 21:21:42 node03 ntpd[29463]: Listen normally on 4 bond1 192.168.255.22:123 Sep 27 21:21:42 node03 ntpd[29463]: Listen normally on 5 lo [::1]:123 Sep 27 21:21:42 node03 ntpd[29463]: Listen normally on 6 bond0 [fe80::260:16ff:feaa:2a10%11]:123 Sep 27 21:21:42 node03 ntpd[29463]: Listen normally on 7 bond1 [fe80::260:16ff:fea9:b182%12]:123 Sep 27 21:21:42 node03 ntpd[29463]: Listening on routing socket on fd #24 for interface updates Sep 27 21:21:42 node03 start-ntpd[29442]: Starting network time protocol daemon (NTPD) Sep 27 21:21:42 node03 systemd[1]: Started NTP Server Daemon.
Bekræft ntp med ntpq:
root@node03:~/#: /usr/sbin/ntpq -pn
Resultater svarende til følgende bør observeres:
root@node03:~/#: /usr/sbin/ntpq -pn remote refid st t when poll reach delay offset jitter ============================================================================== *10.241.216.209 10.233.131.242 2 u 966 1024 377 0.558 1.559 0.600 +192.168.255.21 10.241.216.209 3 u 401 1024 377 0.152 0.521 0.420
Test opløsningen ved at køre et manuelt kontrolpunkt fra hjælpenoden.
Affected Products
Avamar, Avamar Data Store, Avamar Data Store Gen3, Avamar Data Store Gen4, Avamar Data Store Gen4S, Avamar Data Store Gen4T, Avamar Data Store Gen5A, Avamar Server, Avamar Virtual EditionArticle Properties
Article Number: 000203791
Article Type: Solution
Last Modified: 18 ذو القعدة 1447
Version: 4
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