on a 64gb ram node with 1gb swap i have swappiness=0
but still i see qemu-kvm swapping and when the swap fills (the kernel?)
kills the pids
| PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ SWAP COMMAND
7394 qemu 20 0 1447m 734m 5024 S 0.7 1.1 6:20.96 28m qemu-kvm
8028 qemu 20 0 1438m 725m 4984 S 0.3 1.1 6:30.10 26m qemu-kvm
12901 qemu 20 0 1430m 717m 4984 S 0.3 1.1 9:09.98 24m qemu-kvm
4873 qemu 20 0 1443m 723m 4984 S 0.3 1.1 6:25.04 23m qemu-kvm
13449 qemu 20 0 1431m 719m 5012 S 0.3 1.1 7:06.87 22m qemu-kvm
14323 qemu 20 0 1423m 713m 4984 S 0.3 1.1 7:09.72 22m qemu-kvm
5928 qemu 20 0 1425m 729m 4984 S 0.3 1.1 8:49.56 22m qemu-kvm
4566 qemu 20 0 1427m 718m 5024 S 0.7 1.1 6:18.85 21m qemu-kvm
10016 qemu 20 0 1440m 734m 4984 S 0.3 1.1 8:47.30 20m qemu-kvm
5472 qemu 20 0 1448m 738m 4968 S 0.0 1.1 6:09.98 20m qemu-kvm
11653 qemu 20 0 1441m 736m 4984 S 0.7 1.1 7:01.75 19m qemu-kvm
11294 qemu 20 0 1418m 696m 5020 S 0.3 1.1 6:44.25 19m qemu-kvm
that's a top Op[enter]
[root@node ~]# sysctl vm.swappiness
vm.swappiness = 0
[root@node ~]# free -m
total used free shared buffers cached
Mem: 64394 35944 28450 0 9531 6564
-/+ buffers/cache: 19848 44545
Swap: 1021 575 446
:(
sad panda.
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