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linux:notes:misc [2026/05/02 23:59] – [Set Default Rate] Sean Rhonelinux:notes:misc [2026/08/02 21:16] (current) – Sean Rhone
Line 176: Line 176:
 ====== PipeWire ====== ====== PipeWire ======
  
-===== Set Default Rate =====+===== Set Default Rates ===== 
 + 
 +  * [[https://wiki.archlinux.org/title/PipeWire#Changing_the_allowed_sample_rate(s)|Source]] 
 + 
 +  grep -E 'Codec|Audio Output|rates' /proc/asound/card*/codec#*
  
   mkdir -p ~/'.config/pipewire/pipewire.conf.d' && nano ~/'.config/pipewire/pipewire.conf.d/99-custom.conf'   mkdir -p ~/'.config/pipewire/pipewire.conf.d' && nano ~/'.config/pipewire/pipewire.conf.d/99-custom.conf'
Line 182: Line 186:
 <code> <code>
 context.properties = { context.properties = {
-    default.clock.rate = 192000 +    default.clock.allowed-rates = [ 44100 48000 96000 192000 ]
-    default.clock.allowed-rates = [ 44100 48000 88200 96000 192000 ]+
 } }
  
Line 364: Line 367:
  
   * [[linux;notes;x86_energy_perf_policy]]   * [[linux;notes;x86_energy_perf_policy]]
 +
 +  watch --interval '0.5' grep \'cpu MHz\' '/proc/cpuinfo'
  
   grep 'MHz' '/proc/cpuinfo'   grep 'MHz' '/proc/cpuinfo'
  
-  watch --interval '0.5' grep \'cpu MHz\' '/proc/cpuinfo'+  cat '/sys/devices/system/cpu/cpu'*'/cpufreq/scaling_cur_freq' 
 + 
 +  cpupower frequency-info
  
 ====== OpenSSL Supported Ciphers ====== ====== OpenSSL Supported Ciphers ======
Line 609: Line 616:
  
   OSU_SDL3='1'   OSU_SDL3='1'
 +
 +====== sysctl Checks ======
 +
 +===== All Overrides =====
 +
 +  cat '/etc/sysctl.d/'*
 +
 +  ls '/etc/sysctl.d/'*
 +
 +===== BPF Disable =====
 +
 +  * ''kernel.unprivileged_bpf_disabled = 0''
 +
 +  '/usr/sbin/sysctl' 'kernel.unprivileged_bpf_disabled'
 +
 +===== Legacy MMap =====
 +
 +  * ''vm.legacy_va_layout = 1''
 +
 +  '/usr/sbin/sysctl' 'vm.legacy_va_layout'
 +
 +===== Perf Counters =====
 +
 +  * ''kernel.perf_event_paranoid = -1''
 +
 +  '/usr/sbin/sysctl' 'kernel.perf_event_paranoid'
 +
 +===== Intel Perf Counters =====
 +
 +  * ''dev.i915.perf_stream_paranoid = 0''
 +
 +  '/usr/sbin/sysctl' 'dev.i915.perf_stream_paranoid'
 +
 +===== Magic SysRq key =====
 +
 +  * ''kernel.sysrq = 1''
 +
 +  '/usr/sbin/sysctl' 'kernel.sysrq'
 +
 +===== Memory Map Count =====
 +
 +  * ''vm.max_map_count = 2147483642''
 +
 +  '/usr/sbin/sysctl' 'vm.max_map_count'
 +
 +===== Swappiness =====
 +
 +  * ''vm.swappiness = 0''
 +
 +  '/usr/sbin/sysctl' 'vm.swappiness'
  
 ====== Wine Envs ====== ====== Wine Envs ======
/usr/local/www/wiki/data/attic/linux/notes/misc.1777780771.txt.gz · Last modified: by Sean Rhone