Performance Analysis and Tuning – Part 1 - Red Hat Summit

numastat: per-node meminfo# numastat -mczsPer-node system memory usage (in MBs):Node 0 Node 1 Node 2 Node 3 Node 4 Node 5 Node 6 Node 7 Total------ ------ ------ ------ ------ ------ ------ ------ ------MemTotal 32766 32768 32768 32768 32768 32768 32768 32752 262126MemFree 31863 31965 32120 32086 32098 32080 32114 32062 256388MemUsed 903 803 648 682 670 688 654 690 5738FilePages 11 26 8 37 21 18 9 45 176Slab 25 16 7 10 12 36 10 10 126Active 5 13 4 25 10 9 6 41 113Active(file) 4 11 3 23 8 6 3 40 99SUnreclaim 19 10 6 6 9 33 7 7 97Inactive 7 15 4 14 12 12 6 6 76Inactive(file) 7 15 4 14 12 12 6 6 76SReclaimable 7 6 2 4 3 3 3 2 29Active(anon) 2 1 1 2 2 2 3 2 14AnonPages 2 1 1 2 2 2 3 2 14Mapped 0 0 0 1 4 3 1 1 11KernelStack 9 0 0 0 0 0 0 0 10PageTables 0 0 0 0 1 1 0 1 3Shmem 0 0 0 0 0 0 0 0 0Inactive(anon) 0 0 0 0 0 0 0 0 0