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nixos/tests/installer: stop udev queue before calling mdadm

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In the swraid test, temporarily stop udev queue execution while
creating mdraid devices to prevent a race with udev, see
https://groups.google.com/forum/#!topic/scylladb-dev/u87yHgo3ylU
This commit is contained in:
Uli Baum 2018-09-22 12:29:10 +02:00
parent c46677fec2
commit 7dd6a5192d
1 changed files with 2 additions and 0 deletions
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2
nixos/tests/installer.nix
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@ -531,8 +531,10 @@ in {
"udevadm settle",
"ls -l /dev/vda* >&2",
"cat /proc/partitions >&2",
"udevadm control --stop-exec-queue",
"mdadm --create --force /dev/md0 --metadata 1.2 --level=raid1 --raid-devices=2 /dev/vda5 /dev/vda6",
"mdadm --create --force /dev/md1 --metadata 1.2 --level=raid1 --raid-devices=2 /dev/vda7 /dev/vda8",
"udevadm control --start-exec-queue",
"udevadm settle",
"mkswap -f /dev/md1 -L swap",
"swapon -L swap",