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设备作为客户端找服务器同步时间失败
查看设备时间异常,但是查看同步状态显示又已同步:
Clock status |
系统时间的状态,取值为: · synchronized:系统时间已同步 · unsynchronized:系统时间未同步 |
和同步正常的客户端对比配置未见异常:
clock timezone BJ add 08:00:00
clock protocol ntp
ntp-service enable
ntp-service source M-GigabitEthernet0/0/0
ntp-service unicast-server X.X.X.X vpn-instance OOB priority
ntp-service unicast-server X.X.X.X vpn-instance OOB
确认网络中没有其他NTP服务器后在设备上Debugging ntp-service all查看同步过程:
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/ACL: Access restrict: 0x00000008.
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/AUTH: Received a packet at 15790995, from X.X.X.X, mode 4, key ID 00000000, length 48, authentication result 0
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/PARAM: Clock filter param: number 8, offset 700663072.709299, delay 0.000084, dispersion 0.004191, jitter 0.000572, burst 0
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SELECT: endpoint -1, 700663072.703395
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SELECT: endpoint -1, 700663072.706161
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SELECT: endpoint 0, 700663072.709299
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SELECT: endpoint 0, 700663072.709794
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SELECT: endpoint 1, 700663072.713427
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SELECT: endpoint 1, 700663072.715203
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SELECT: peer X.X.X.X, offset 700663072.709794, low 700663072.706161, high 700663072.713427, flags 00000421
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SELECT: peer X.X.X.X, offset 700663072.709299, low 700663072.706161, high 700663072.713427, flags 00000401
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SELECT: Survivor X.X.X.X, distance 1.000526
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SELECT: Survivor X.X.X.X, distance 1.000921
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SELECT: Combine offset 700663072.709794164, jitter 0.000318697
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SYNCH: Synchronized to peer X.X.X.X
*Jul 3 02:26:40:857 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/SELECT: Clock update at 15790995, sample 15790950, session ID 43494, offset 700663072.709794
*Jul 3 02:26:40:858 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/ADJUST: One-off system time adjustment failed. Error: Success
*Jul 3 02:26:41:855 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/ADJUST: Failed to adjust system time.
*Jul 3 02:26:42:855 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/ADJUST: Failed to adjust system time.
*Jul 3 02:26:43:855 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/ADJUST: Failed to adjust system time.
*Jul 3 02:26:44:855 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/ADJUST: Failed to adjust system time.
*Jul 3 02:26:45:855 2001 DC01-ECC-TOR25-5FJFBC09 NTP/7/ADJUST: Failed to adjust system time.
查看过程发现NTP报文交互正常,但是在调整系统时间时返回码为Error: Success,怀疑为C2538 CPU 浮点寄存器污染问题导致NTP下底层设置时间失败。
MPU(M) Slot 1:
Uptime is 25 weeks,6 days,12 hours,58 minutes
H3C S6805-54HF MPU(M) with 1 C2538 Processor(s)
可以先手动修改系统时间,然后再重启NTP进程尝试恢复,重启NTP进程无影响
Probe视图下:
process restart name ntpd slot 1
process restart name ntpd slot 2
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