# Dagger error, parallel computing

**URL:** https://discourse.julialang.org/t/dagger-error-parallel-computing/8440
**Category:** General Usage
**Tags:** package
**Created:** [January 17, 2018, 5:58pm UTC](https://discourse.julialang.org/t/dagger-error-parallel-computing/8440 "2018-01-17T17:58:45Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![sdanisch](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/sdanisch/32/1406_2.png) [@sdanisch](https://discourse.julialang.org/u/sdanisch)
#### Post date: [January 17, 2018, 6:36pm UTC](https://discourse.julialang.org/t/dagger-error-parallel-computing/8440/2 "2018-01-17T18:36:45Z")

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try:

```nohighlight
@everywhere function f1(x)
           sleep(2)
           rand()+x
end 

```

You work with multiple processes here, which involves the pain to make your functions available on all processes.

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