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http://man7.org/linux/man-pages/man7/cpuset.7.html
ERANGE Specified a cpuset.cpus or cpuset.mems list to the kernel which included a number too large for the kernel to set in its bit masks. ESRCH Attempted to write(2) the process ID (PID) of a nonexistent process to a cpuset tasks file. VERSIONS top Cpusets appeared in version 2.6.12 of the Linux kernel.
http://docs.adaptivecomputing.com/torque/3-0-5/3.5linuxcpusets.php
3.5 Linux Cpuset Support 3.5.1 Cpuset Overview. Linux kernel 2.6 Cpusets are logical, hierarchical groupings of CPUs and units of memory. Once created, individual processes can be placed within a cpuset. The processes will only be allowed to run/access the specified CPUs and memory. Cpusets are managed in a virtual file system mounted at /dev ...
http://docs.adaptivecomputing.com/torque/4-0-2/Content/topics/3-nodes/linuxCpusetSupport.htm
3.5 Linux cpuset support. ... Cpuset advantages / disadvantages; Cpuset overview. Linux kernel 2.6 Cpusets are logical, hierarchical groupings of CPUs and units of memory. Once created, individual processes can be placed within a cpuset. The processes will only be allowed to run/access the specified CPUs and memory. ... When a job is started, ...
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/resource_management_guide/sec-cpuset
The Red Hat Customer Portal delivers the knowledge ... that specifies whether the kernel will balance loads across the CPUs in the cpuset. By default (1), the kernel balances loads by moving processes from overloaded CPUs to less ... With the release of Red Hat Enterprise Linux 6.1 the BOOK scheduling domain has been added to the list of ...
https://stackoverflow.com/questions/11111852/how-to-shield-a-cpu-from-the-linux-scheduler-prevent-it-scheduling-threads-onto
Oct 28, 2012 · It is possible to use sched_setaffinity to pin a thread to a cpu, increasing performance (in some situations). From the linux man page: Restricting a process to run on a single CPU also avoids the performance cost caused by the cache invalidation that occurs when a process ceases to execute on one CPU and then recommences execution on a different CPU
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