Created
March 31, 2020 23:25
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Observations during debugging qubes-qmemman service
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| [root@dom0 ~]# cat /home/user/scripts/evaluate-qmemman.sh | |
| #!/bin/bash | |
| set -u | |
| set -o pipefail | |
| vm="fpf-dev-dvm" | |
| echo "Poll the assigned memory for the vm, so we can see whether it changes" | |
| while true; do | |
| echo "$(date) $(xl list | grep -i $vm)" | |
| sleep 2; | |
| done & | |
| # Wait a bit to gather data... | |
| sleep 10 | |
| echo "Firefox was running, let's kill it" | |
| qvm-run -p "$vm" "pgrep firefox-esr" | |
| qvm-run "$vm" "killall firefox-esr" | |
| sleep 2 | |
| qvm-run -p "$vm" "pgrep firefox-esr" || true | |
| echo "Start Firefox again, which should rebalance memory" | |
| qvm-run "$vm" firefox & | |
| echo "Check whether script thinks qmemman failed" | |
| /home/user/scripts/check-qmemman.sh || true | |
| sleep 5 | |
| echo "Let's restart qmemman and see if that helps" | |
| sudo systemctl restart qubes-qmemman | |
| sleep 30 | |
| wait | |
| [root@dom0 ~]# /home/user/scripts/evaluate-qmemman.sh | |
| Poll the assigned memory for the vm, so we can see whether it changes | |
| Mon Mar 30 16:53:55 PDT 2020 fpf-dev-dvm 85 399 2 -b---- 677.2 | |
| Mon Mar 30 16:53:57 PDT 2020 fpf-dev-dvm 85 399 2 -b---- 677.3 | |
| Mon Mar 30 16:53:59 PDT 2020 fpf-dev-dvm 85 399 2 -b---- 677.3 | |
| Mon Mar 30 16:54:01 PDT 2020 fpf-dev-dvm 85 399 2 -b---- 677.3 | |
| Mon Mar 30 16:54:03 PDT 2020 fpf-dev-dvm 85 399 2 -b---- 677.3 | |
| Firefox was running, let's kill it | |
| Mon Mar 30 16:54:05 PDT 2020 fpf-dev-dvm 85 399 2 -b---- 677.3 | |
| 3219 | |
| Running 'killall firefox-esr' on fpf-dev-dvm | |
| Mon Mar 30 16:54:07 PDT 2020 fpf-dev-dvm 85 399 2 -b---- 677.6 | |
| Start Firefox again, which should rebalance memory | |
| Check whether script thinks qmemman failed | |
| Running 'firefox' on fpf-dev-dvm | |
| Looks like qmembalance has failed. | |
| You should restarted it with: | |
| sudo systemctl restart qubes-qmemman | |
| Mon Mar 30 16:54:09 PDT 2020 fpf-dev-dvm 85 399 2 -b---- 678.6 | |
| Mon Mar 30 16:54:11 PDT 2020 fpf-dev-dvm 85 399 2 r----- 680.3 | |
| Let's restart qmemman and see if that helps | |
| Mon Mar 30 16:54:13 PDT 2020 fpf-dev-dvm 85 399 2 -b---- 681.7 | |
| Mon Mar 30 16:54:15 PDT 2020 fpf-dev-dvm 85 2108 2 r----- 683.6 | |
| Mon Mar 30 16:54:17 PDT 2020 fpf-dev-dvm 85 2338 2 -b---- 685.6 | |
| Mon Mar 30 16:54:19 PDT 2020 fpf-dev-dvm 85 2338 2 -b---- 685.8 | |
| Mon Mar 30 16:54:21 PDT 2020 fpf-dev-dvm 85 2338 2 -b---- 685.9 | |
| Mon Mar 30 16:54:23 PDT 2020 fpf-dev-dvm 85 2271 2 -b---- 686.3 | |
| Mon Mar 30 16:54:25 PDT 2020 fpf-dev-dvm 85 2272 2 r----- 687.5 | |
| Mon Mar 30 16:54:27 PDT 2020 fpf-dev-dvm 85 2429 2 r----- 690.3 | |
| Mon Mar 30 16:54:29 PDT 2020 fpf-dev-dvm 85 2578 2 -b---- 692.0 | |
| Mon Mar 30 16:54:31 PDT 2020 fpf-dev-dvm 85 2746 2 -b---- 693.5 | |
| Mon Mar 30 16:54:33 PDT 2020 fpf-dev-dvm 85 2746 2 -b---- 694.3 | |
| Mon Mar 30 16:54:35 PDT 2020 fpf-dev-dvm 85 2657 2 -b---- 695.4 | |
| Mon Mar 30 16:54:37 PDT 2020 fpf-dev-dvm 85 2747 2 -b---- 696.6 | |
| Mon Mar 30 16:54:39 PDT 2020 fpf-dev-dvm 85 2724 2 r----- 697.9 | |
| Mon Mar 30 16:54:41 PDT 2020 fpf-dev-dvm 85 2724 2 r----- 699.1 | |
| Mon Mar 30 16:54:43 PDT 2020 fpf-dev-dvm 85 2739 2 r----- 700.9 | |
| Mon Mar 30 16:54:45 PDT 2020 fpf-dev-dvm 85 2802 2 r----- 703.0 | |
| Mon Mar 30 16:54:47 PDT 2020 fpf-dev-dvm 85 2802 2 r----- 705.0 | |
| Mon Mar 30 16:54:49 PDT 2020 fpf-dev-dvm 85 2802 2 r----- 706.2 | |
| Mon Mar 30 16:54:51 PDT 2020 fpf-dev-dvm 85 2802 2 r----- 707.6 | |
| Mon Mar 30 16:54:53 PDT 2020 fpf-dev-dvm 85 2802 2 -b---- 708.4 | |
| Mon Mar 30 16:54:55 PDT 2020 fpf-dev-dvm 85 2802 2 -b---- 709.5 | |
| Mon Mar 30 16:54:57 PDT 2020 fpf-dev-dvm 85 2802 2 -b---- 710.2 | |
| Mon Mar 30 16:54:59 PDT 2020 fpf-dev-dvm 85 2802 2 -b---- 711.2 | |
| Mon Mar 30 16:55:02 PDT 2020 fpf-dev-dvm 85 2874 2 -b---- 712.7 | |
| Mon Mar 30 16:55:04 PDT 2020 fpf-dev-dvm 85 2874 2 -b---- 713.6 | |
| Mon Mar 30 16:55:06 PDT 2020 fpf-dev-dvm 85 2874 2 ------ 714.8 | |
| Mon Mar 30 16:55:08 PDT 2020 fpf-dev-dvm 85 2874 2 -b---- 715.5 | |
| Mon Mar 30 16:55:10 PDT 2020 fpf-dev-dvm 85 2874 2 -b---- 716.8 | |
| Mon Mar 30 16:55:12 PDT 2020 fpf-dev-dvm 85 2874 2 -b---- 717.7 | |
| Mon Mar 30 16:55:14 PDT 2020 fpf-dev-dvm 85 2874 2 r----- 718.8 | |
| Mon Mar 30 16:55:16 PDT 2020 fpf-dev-dvm 85 2874 2 -b---- 719.4 | |
| Mon Mar 30 16:55:18 PDT 2020 fpf-dev-dvm 85 2874 2 -b---- 720.4 | |
| Mon Mar 30 16:55:20 PDT 2020 fpf-dev-dvm 85 2874 2 r----- 721.2 | |
| Mon Mar 30 16:55:22 PDT 2020 fpf-dev-dvm 85 2859 2 -b---- 722.0 | |
| Mon Mar 30 16:55:24 PDT 2020 fpf-dev-dvm 85 2859 2 r----- 722.8 | |
| Mon Mar 30 16:55:26 PDT 2020 fpf-dev-dvm 85 2859 2 -b---- 724.0 | |
| Mon Mar 30 16:55:28 PDT 2020 fpf-dev-dvm 85 2859 2 -b---- 724.7 | |
| Mon Mar 30 16:55:30 PDT 2020 fpf-dev-dvm 85 2859 2 -b---- 725.6 | |
| Mon Mar 30 16:55:32 PDT 2020 fpf-dev-dvm 85 2859 2 -b---- 726.5 | |
| Mon Mar 30 16:55:34 PDT 2020 fpf-dev-dvm 85 2859 2 -b---- 727.5 | |
| Mon Mar 30 16:55:36 PDT 2020 fpf-dev-dvm 85 2859 2 -b---- 728.6 | |
| Mon Mar 30 16:55:38 PDT 2020 fpf-dev-dvm 85 2467 2 -b---- 729.8 | |
| Mon Mar 30 16:55:40 PDT 2020 fpf-dev-dvm 85 2550 2 r----- 731.2 | |
| Mon Mar 30 16:55:42 PDT 2020 fpf-dev-dvm 85 2693 2 r----- 733.7 | |
| ^C |
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