# JTASK_SCHED_SLIP_KEVENT

## Canonical Reference

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

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

## SYSLOG Details
- **Message**: <variable>system-seconds</variable> sec <variable>system-microseconds</variable> usec kevent block
- **Help**: Kevent call was blocked for excessive period of time
- **Description**: PROCESS spent excessive period of time on kevent to wait for pending I/O event.
- **Type**: SNO: Should Not Occur
- **Severity**: error
- **Cause**: Kernel fails to return from kevent in time for various reasons.
- **Action**: Action is not required unless routing instability occurs. However, you should report this error to technical support for analysis.
- **Attributes**: system-seconds
system-microseconds
- **Facility**: LOG_DAEMON

## Found this message in the following releases:
- [Junos OS 24.2R1](https://apps.juniper.net/syslog-explorer/?msg=JTASK_SCHED_SLIP_KEVENT&sw=Junos%20OS&rel=24.2R1)
- [Junos OS 23.4R1](https://apps.juniper.net/syslog-explorer/?msg=JTASK_SCHED_SLIP_KEVENT&sw=Junos%20OS&rel=23.4R1)