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btrfs-progs: tests: check if enqueued replace over replace waits

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Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2023-07-15 01:31:35 +02:00
parent 76c0446bec
commit 54c11ec03f
1 changed files with 44 additions and 0 deletions
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44
tests/misc-tests/058-replace-start-enqueue/test.sh Executable file
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#!/bin/bash
# Check that an enqueued replace over another replace will wait
source "$TEST_TOP/common" || exit
check_prereq mkfs.btrfs
check_prereq btrfs
setup_root_helper
setup_loopdevs 6
prepare_loopdevs
TEST_DEV=${loopdevs[1]}
REPLACE1=${loopdevs[6]}
REPLACE2=${loopdevs[5]}
# Use striped profile so all devices are at least partially filled
run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f -d raid0 -m raid0 "${loopdevs[@]}"
run_check_mount_test_dev
# Remove the devices and then use them for replace
run_check $SUDO_HELPER "$TOP/btrfs" device remove "$REPLACE1" "$TEST_MNT"
run_check $SUDO_HELPER "$TOP/btrfs" device remove "$REPLACE2" "$TEST_MNT"
for i in `seq 48`; do
run_check $SUDO_HELPER dd if=/dev/zero of="$TEST_MNT/file$i" bs=1M count=128 status=noxfer
done
# Sync so replace start does not block in unwritten IO
run_check "$TOP/btrfs" filesystem sync "$TEST_MNT"
run_check "$TOP/btrfs" filesystem usage -T "$TEST_MNT"
# Go background, should not be that fast, estimated 10 seconds
run_check $SUDO_HELPER "$TOP/btrfs" replace start 2 "$REPLACE1" "$TEST_MNT"
run_check sleep 1
# No background, should wait
run_check $SUDO_HELPER "$TOP/btrfs" replace start --enqueue 3 "$REPLACE2" "$TEST_MNT"
run_check $SUDO_HELPER "$TOP/btrfs" replace status "$TEST_MNT"
run_check "$TOP/btrfs" filesystem sync "$TEST_MNT"
run_check "$TOP/btrfs" filesystem usage -T "$TEST_MNT"
run_check $SUDO_HELPER "$TOP/btrfs" replace status "$TEST_MNT"
run_check_umount_test_dev
cleanup_loopdevs