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pipewire
limits-realtime_low_latency.conf
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File limits-realtime_low_latency.conf of Package pipewire
# /etc/security/limits.conf # #Each line describes a limit for a user in the form: # #<domain> <type> <item> <value> # #Where: #<domain> can be: # - a user name # - a group name, with @group syntax # - the wildcard *, for default entry # - the wildcard %, can be also used with %group syntax, # for maxlogin limit # #<type> can have the two values: # - "soft" for enforcing the soft limits # - "hard" for enforcing hard limits # #<item> can be one of the following: # - core - limits the core file size (KB) # - data - max data size (KB) # - fsize - maximum filesize (KB) # - memlock - max locked-in-memory address space (KB) # - nofile - max number of open file descriptors # - rss - max resident set size (KB) # - stack - max stack size (KB) # - cpu - max CPU time (MIN) # - nproc - max number of processes # - as - address space limit (KB) # - maxlogins - max number of logins for this user # - maxsyslogins - max number of logins on the system # - priority - the priority to run user process with # - locks - max number of file locks the user can hold # - sigpending - max number of pending signals # - msgqueue - max memory used by POSIX message queues (bytes) # - nice - max nice priority allowed to raise to values: [-20, 19] # - rtprio - max realtime priority # #<domain> <type> <item> <value> # #* soft core 0 #* hard rss 10000 #@student hard nproc 20 #@faculty soft nproc 20 #@faculty hard nproc 50 #ftp hard nproc 0 #@student - maxlogins 4 # harden against fork-bombs #* hard nproc 4000 #* soft nproc 3500 #root hard nproc 3000 #root soft nproc 1850 # limits to guarantee crisp sound in system-wide instance of PA pulse - rtprio 25 pulse - memlock 262144 pulse - nice -15 # same for system-wide instance of PW pulse - rtprio 50 pulse - memlock 4194304 pulse - nice -15 # default priority with favour of users # works properly only with CONFIG_SCHED_AUTOGROUP & CONFIG_RT_GROUP_SCHED disabled @root soft priority 5 @messagebus soft priority -10 @users soft priority -2 # limits for users, put kernel processes above that @users soft rtprio 46 @users hard rtprio 49 @users soft nice -19 @users hard nice -20 # setting this may limit whole adress space #@users soft memlock 4194304 @users hard memlock unlimited @users hard nproc 65536 # don't limit the amount of opened files and sockets # 65536 is decent default for soft but we may want to set it close to hard * soft nofile 1048576 # setting this higher than 1048576 makes PAM lose its shit and make system unusable !!! * hard nofile 1048576 # and signals & message queues # 131072 and 2097152 for soft or unlimited for all ? * soft sigpending 65536 * hard sigpending unlimited * soft msgqueue 2097152 * hard msgqueue unlimited # to disallow useless core dumps that cause stuttering ? # http://forums.fedoraforum.org/showthread.php?t=303659 #* - core 0 # End of file
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