# Logread. command

**URL:** <https://forum.sierrawireless.com/t/logread-command/15556>\
**Category:** Uncategorized\
**Created:** [March 4, 2019, 11:26am UTC](https://forum.sierrawireless.com/t/logread-command/15556 "2019-03-04T11:26:08Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![zuuuuk](https://avatars.discourse-cdn.com/v4/letter/z/e5b9ba/32.png) [@zuuuuk](https://forum.sierrawireless.com/u/zuuuuk)\
**Post date:** [March 4, 2019, 11:26am UTC](https://forum.sierrawireless.com/t/logread-command/15556/1 "2019-03-04T11:26:08Z")

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Hello.  
i used command **logread**.  
when I call the “ **logread** ” command, I get a big report?  
tell me, how to clear this log?

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**Author:** ![jleitner](https://avatars.discourse-cdn.com/v4/letter/j/a9adbd/32.png) [@jleitner](https://forum.sierrawireless.com/u/jleitner)\
**Post date:** [March 5, 2019, 12:06am UTC](https://forum.sierrawireless.com/t/logread-command/15556/2 "2019-03-05T00:06:58Z")

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Hi, you can find out more on the Logread command at the Legato site:  
[https://docs.legato.io/18\_05/conceptsLogs.html](https://docs.legato.io/18_05/conceptsLogs.html)

Jon

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**Author:** ![zuuuuk](https://avatars.discourse-cdn.com/v4/letter/z/e5b9ba/32.png) [@zuuuuk](https://forum.sierrawireless.com/u/zuuuuk)\
**Post date:** [March 5, 2019, 6:34am UTC](https://forum.sierrawireless.com/t/logread-command/15556/3 "2019-03-05T06:34:03Z")

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i read this doc.  
and i read this  
[https://docs.legato.io/18\_05/c\_logging.html#c\_log\_basic\_defaultSyslog](https://docs.legato.io/18_05/c_logging.html#c_log_basic_defaultSyslog)  
[https://docs.legato.io/18\_05/toolsTarget\_log.html](https://docs.legato.io/18_05/toolsTarget_log.html)  
I have not found in these documents, how can I clear the file log?  
What is the maximum log size?

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**Author:** ![jleitner](https://avatars.discourse-cdn.com/v4/letter/j/a9adbd/32.png) [@jleitner](https://forum.sierrawireless.com/u/jleitner)\
**Post date:** [March 5, 2019, 5:57pm UTC](https://forum.sierrawireless.com/t/logread-command/15556/4 "2019-03-05T17:57:23Z")

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the logread is a few kb (circular buffer), depending on setup. but logread is just an option, syslog can be sent to a file too. You can try logread -h and also post on the Legato forum for further details.