In what condition will E-Series system trigger an alert of NTP synchronization failure?
- Views:
- 235
- Visibility:
- Public
- Votes:
- 2
- Category:
- e-series-systems
- Specialty:
- esg
- Last Updated:
- 7/16/2024, 3:01:33 AM
Applies to
E-Series system
Answer
- E-series triggers an alert if one or both NTP servers (primary or second) can't be reached. Even if the primary NTP server works, the secondary can still trigger an alert.
- NTP sync on E-Series is attempted three times after which it's marked failed.
- The system will send an alert once the third attempt fails
- This can be seen in trace buffer logs for E-Series system:
12/15/20-01:21:15.119830 00 sntpEventTask cmgr cffff sntpEvtHdlr: Checking Primary NTP Server
12/15/20-01:21:15.119832 00 sntpEventTask cmgr cffff sntpQrySrvr: Using NTP IPv4Addr "" ...
12/15/20-01:21:15.119832 00 sntpEventTask cmgr cffff sntpEvtHdlr: stage : 320
12/15/20-01:21:26.119952 00 sntpEventTask vkiCE ffff CE_ERROR 12/15/20-01:21:26.720 sntpcTimeGet: Timedout. No response from base OS
12/15/20-01:21:26.119955 00 sntpEventTask cmgr cffff sntpQuery: Query attempt 1 to NTP Server <IP Address>, Result: -1
<-----The first-time attempt failure12/15/20-01:21:37.120092 00 sntpEventTask cmgr cffff sntpQuery: Query attempt 2 to NTP Server <IP Address>, Result: -1
<-----The second-time attempt failure12/15/20-01:21:48.120222 00 sntpEventTask vkiCE ffff CE_ERROR 12/15/20-01:21:48.720 sntpcTimeGet: Timedout. No response from base OS
12/15/20-01:21:48.120225 00 sntpEventTask cmgr cffff sntpQuery: Query attempt 3 to NTP Server <IP Address>, Result: -1
<-----The third-time attempt failure12/15/20-01:21:48.120226 00 sntpEventTask cmgr cffff sntpEvtHdlr: stage : 330
12/15/20-01:21:48.120227 00 sntpEventTask cmgr cffff sntpEvtHdlr: stage : 331
12/15/20-01:21:48.123183 00 sntpEventTask cmgr cffff Ctlr NTP; Query to NTP Server Failed (22) NeedsAttention submitted for controller xxxxxxxx
<-----Finally marked it as failed