diff options
Diffstat (limited to 'host/docs/general.rst')
| -rw-r--r-- | host/docs/general.rst | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/host/docs/general.rst b/host/docs/general.rst new file mode 100644 index 000000000..50ef24d6c --- /dev/null +++ b/host/docs/general.rst @@ -0,0 +1,28 @@ +======================================================================== +UHD - General Application Notes +======================================================================== + +.. contents:: Table of Contents + +------------------------------------------------------------------------ +Misc notes +------------------------------------------------------------------------ + +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +Thread priority scheduling +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +When the UHD spawns a new thread it may try to boost the thread's scheduling priority. +When setting the priority fails, the UHD prints out an error. +This error is harmless, it simply means that the thread will have a normal scheduling priority. + +**Linux Notes:** + +Non-privileged users need special permission to change the scheduling priority. +Add the following line to */etc/security/limits.conf*: +:: + + @<my_group> - rtprio 99 + +Replace <my_group> with a group to which your user belongs. +Settings will not take effect until the user has logged in and out. |