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show task

date_range 19-Nov-23

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Syntax

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show task
    <logical-system (all | logical-system-name)>
    <task-name> 
    io
    logical-system-mux
    memory
    replication
    scheduler-slip-history
    snooping
    summary

Description

Display routing protocol tasks on the Routing Engine.

Options

none	Display all routing protocol tasks on the Routing Engine.
logical-system (all \| `logical-system-name`)	(Optional) Perform this operation on all logical systems or on a particular logical system.
logical-system-mux	Display the logical router multiplexer process (lrmuxd) per-task information.
`task-name`	(Optional) Display information about running tasks for all tasks whose name begins with this string (for example, `BGP_Group_69_153` and `BGP_Group_70_153` are both displayed when you run the `show task BGP_Group` command).
io	Show i/o statistics for all tasks displayed.
memory	Show memory statistics for all tasks displayed.
replication	Show only replication tasks.
scheduler-slip-history	Show the number of scheduler slips (wherein the scheduler is unable to provide requested CPU time to a process) that have occurred since the last RPD start, including some scheduler slip details.
snooping	Show only snooping tasks.
summary	(Optional) Display summary information about running tasks.

Required Privilege Level

view

Output Fields

Table 1 describes the output fields for the show task command. Output fields are listed in the approximate order in which they appear.

Table 1: show task Output Fields
Field Name	Field Description
`Pri`	Current priority of the process. A lower number indicates a higher priority.
`Task Name`	Name of the task.
`Pro`	IP protocol number associated with the process.
`Port`	TCP or UDP port number associated with the task.
`So`	Socket number of the task.
`Flags`	Flags for the task: `Accept`—Task is waiting for incoming connections. `Connect`—Task is waiting for a connection to be completed. `Delete`—Task has been deleted and is being cleaned up. `LowPrio`— Task will be dispatched to read its socket after other higher-priority tasks.

Sample Output

show task

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user@host> show task 
Pri Task Name                           Pro  Port So Flags
IF
LABEL
ISO
INET                                           7
Aggregate
RT
ICMP                                  1        9
ISIS I/O                                      12
IS-IS                                         10
BGP RT Background                                <LowPrio>
BGP.0.0.0.0+179                           179 15 <Accept LowPrio>
BGP_69.192.168.201.234+179                179 17 <LowPrio>
BGP_70.192.168.201.233+179                179 16 <LowPrio>
BGP_Group_69_153                                 <LowPrio>
BGP_Group_70_153                                 <LowPrio>
ASPaths
KRT                                 255        1
Redirect
MGMT.local                                    14 <LowPrio>
MGMT_Listen./var/run/rpd_mgmt                 13 <Accept LowPrio>
SNMP Subagent./var/run/sub_rpd.sock            8 <LowPrio>
KRT IO task                                                     {krtio-th}
krtio-th                                                        {krtio-th}
krt solic client                    255       85 <ReadDisableWriteDisable>    {krtio-th}
rsvp-iobagent./var/run/sub_rpd.sock           46 <WriteDisable> {rsvp-io}
jtrace_jthr_task                    255       85                 {TraceThread}
 

show task scheduler-slip-history

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user@host> show task scheduler-slip-history 
Scheduler Slip Report:
Total number of Scheduler Slips: 11
Scheduler Slip Logs(last 64): 
Timestamp           Total            User          System
10/13/21 09:19:08     5 sec     0 sec 382 usec 0 sec 0 usec 
10/13/21 09:18:55     5 sec     0 sec 575 usec 0 sec 0 usec 
10/13/21 09:18:26     5 sec     0 sec 483 usec 0 sec 0 usec 
10/13/21 09:18:20     5 sec     0 sec 616 usec 0 sec 0 usec 
10/13/21 09:18:14     5 sec     0 sec 471 usec 0 sec 0 usec 
10/13/21 09:17:58     5 sec     0 sec 0 usec  0 sec 90 usec
10/13/21 09:17:52     5 sec     0 sec 0 usec  0 sec 6290 usec
10/13/21 09:17:46     5 sec     0 sec 543 usec 0 sec 0 usec 
10/13/21 09:17:40     5 sec     0 sec 1368 usec 0 sec 0 usec 
10/13/21 09:17:34     5 sec     0 sec 487 usec 0 sec 0 usec 

Release Information

Command introduced before Junos OS Release 7.4.

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Junos CLI Reference

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show task

Syntax

Description

Options

Required Privilege Level

Output Fields

Sample Output

show task

show task scheduler-slip-history

Release Information

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Junos CLI Reference

ON THIS PAGE

show task

Syntax

Description

Options

Required Privilege Level

Output Fields

Sample Output

show task

show task scheduler-slip-history

Release Information

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