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Running with idle priority on Linux leads to "mono_thread_internal_set_priority: unknown policy 5" warnings #20683

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WGH- opened this issue Dec 20, 2020 · 0 comments · May be fixed by #21705
Open

Running with idle priority on Linux leads to "mono_thread_internal_set_priority: unknown policy 5" warnings #20683

WGH- opened this issue Dec 20, 2020 · 0 comments · May be fixed by #21705

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@WGH-
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WGH- commented Dec 20, 2020

Steps to Reproduce

  1. chrt --idle 0 csc

Current Behavior

mono_thread_internal_set_priority: unknown policy 5
Microsoft (R) Visual C# Compiler version 3.6.0-4.20224.5 (ec77c100)
Copyright (C) Microsoft Corporation. All rights reserved.

warning CS2008: No source files specified.
error CS1562: Outputs without source must have the /out option specified

Expected Behavior

No such warnings occur.

On which platforms did you notice this

[ ] macOS
[x] Linux
[ ] Windows

Version Used:

6.10.0.104 (the code appears to be the same on master)

Notes

In mono/metadata/threads.c, the case SCHED_IDLE appears to be unhandled.
nekopsykose added a commit to nekopsykose/mono that referenced this issue Sep 8, 2023
@nekopsykose
mono_thread_internal_set_priority: handle SCHED_IDLE
579bc75 
use the 0 path (man 7 sched):
 For threads scheduled under one of the normal scheduling policies
 (SCHED_OTHER, SCHED_IDLE, SCHED_BATCH), sched_priority is not used in
 scheduling decisions (it must be specified as 0).

This change is released under the MIT license.
closes mono#20683
@nekopsykose nekopsykose linked a pull request Sep 8, 2023 that will close this issue
Open
nekopsykose added a commit to nekopsykose/mono that referenced this issue Sep 8, 2023
@nekopsykose
mono_thread_internal_set_priority: handle SCHED_IDLE
9e4b7d2 
use the 0 path (man 7 sched):
 For threads scheduled under one of the normal scheduling policies
 (SCHED_OTHER, SCHED_IDLE, SCHED_BATCH), sched_priority is not used in
 scheduling decisions (it must be specified as 0).

This change is released under the MIT license.
closes mono#20683
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mono_thread_internal_set_priority: handle SCHED_IDLE nekopsykose/mono
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