# FLOW_HIGH_WATERMARK_TRIGGERED

## Canonical Reference

[FLOW_HIGH_WATERMARK_TRIGGERED](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED)

**Canonical URL:**  
https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED

## SYSLOG Details
- **Message**: Number of sessions <variable>current-flows</variable> exceeded the high watermark <variable>limit</variable>. Early aging triggered.
- **Help**: Early aging triggered due to high watermark.
- **Description**: Early aging of sessions is triggered when the number of concurrent session entries in the session table exceeds the configured high watermark. When the number of concurrent sessions drops below the configured low watermark, the router stops aggressively aging out sessions. This message notifies you that the session high watermark has been exceeded and aggressive aging of sessions has begun.
- **Type**: Event: This message reports an event, not an error
- **Severity**: unknown
- **Cause**: -
- **Action**: -
- **Attributes**: current-flows
limit
- **Facility**: LOG_USER

## Found this message in the following releases:
- [Junos OS 26.2R1](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=26.2R1)
- [Junos OS 25.4R1](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=25.4R1)
- [Junos OS 25.2R2](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=25.2R2)
- [Junos OS 25.2R1](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=25.2R1)
- [Junos OS 24.4R2](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=24.4R2)
- [Junos OS 24.4R1](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=24.4R1)
- [Junos OS 24.2R2](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=24.2R2)
- [Junos OS 24.2R1](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=24.2R1)
- [Junos OS 23.4R2](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=23.4R2)
- [Junos OS 23.4R1](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=23.4R1)
- [Junos OS 23.2R2](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=23.2R2)
- [Junos OS 23.2R1](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=23.2R1)
- [Junos OS 22.4R3](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=22.4R3)
- [Junos OS 22.4R2](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=22.4R2)
- [Junos OS 22.4R1](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=22.4R1)
- [Junos OS 22.2R3](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=22.2R3)
- [Junos OS 22.2R2](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=22.2R2)
- [Junos OS 22.2R1](https://apps.juniper.net/syslog-explorer/?msg=FLOW_HIGH_WATERMARK_TRIGGERED&sw=Junos%20OS&rel=22.2R1)