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#!/bin/bash
require-lib bcachefs-test-libs.sh
require-kernel-config MD
require-kernel-config BLK_DEV_MD
require-kernel-config MD_FAULTY
config-scratch-devs 4G
config-scratch-devs 4G
config-scratch-devs 4G
config-scratch-devs 4G
config-scratch-devs 4G
config-timeout $(stress_timeout)
test_ec_small()
{
set_watchdog 60
bcachefs_antagonist
run_quiet "" bcachefs format -f \
--errors=panic \
--erasure_code \
--replicas=2 \
/dev/sd[bcdef]
devs=/dev/sdb:/dev/sdc:/dev/sdd:/dev/sde:/dev/sdf
mount -t bcachefs $devs /mnt
#enable_memory_faults
dd if=/dev/zero of=/mnt/foo bs=1M count=1 oflag=sync
#disable_memory_faults
mount -o remount,ro /mnt
bcachefs fs usage /mnt
df -h /mnt
umount /mnt
bcachefs fsck -n /dev/sd[bcdef]
# test remount:
echo "Testing remount"
mount -t bcachefs -o fsck $devs /mnt
umount /mnt
bcachefs fsck /dev/sd[bcdef]
}
test_ec_umount()
{
set_watchdog 60
run_quiet "" bcachefs format -f \
--errors=panic \
--erasure_code \
--replicas=2 \
/dev/sd[bcdef]
devs=/dev/sdb:/dev/sdc:/dev/sdd:/dev/sde:/dev/sdf
for i in $(seq 1 100); do
mount -t bcachefs $devs /mnt
dd if=/dev/zero of=/mnt/foo bs=8M count=128
sync
umount /mnt
done
}
do_ec_test()
{
set_watchdog 60
bcachefs_antagonist
run_quiet "" bcachefs format -f \
--errors=panic \
--erasure_code \
"$@" \
--replicas=2 \
/dev/sd[bcdef]
devs=/dev/sdb:/dev/sdc:/dev/sdd:/dev/sde:/dev/sdf
mount -t bcachefs $devs /mnt
#enable_memory_faults
run_fio_randrw
#disable_memory_faults
bcachefs fs usage -h /mnt
umount /mnt
bcachefs fsck -n /dev/sd[bcdef]
# test remount:
echo "Testing remount"
mount -t bcachefs -o fsck $devs /mnt
cat /mnt/fiotest > /dev/null
umount /mnt
}
test_ec()
{
do_ec_test
}
test_ec_lz4()
{
do_ec_test --compression=lz4
}
test_ec_crypto()
{
do_ec_test --encrypted --no_passphrase
}
test_ec_crypto_lz4()
{
do_ec_test --encrypted --no_passphrase --compression=lz4
}
test_ec_mixed_tiers()
{
set_watchdog 60
run_quiet "" bcachefs format -f \
--errors=panic \
--erasure_code \
--compression=lz4 \
--replicas=2 \
--label dup /dev/sd[bc] \
--label tri /dev/sd[def] \
--foreground_target=dup \
--promote_target=dup \
--background_target=tri
devs=/dev/sdb:/dev/sdc:/dev/sdd:/dev/sde:/dev/sdf
mount -t bcachefs $devs /mnt
#enable_memory_faults
run_fio_randrw
#dd if=/dev/zero of=/mnt/foo bs=1M count=100 oflag=direct
#disable_memory_faults
bcachefs fs usage -h /mnt
umount /mnt
# test remount:
echo "Testing remount"
mount -t bcachefs -o fsck $devs /mnt
umount /mnt
bcachefs fsck /dev/sd[bcdef]
}
test_ec_gc()
{
set_watchdog 60
bcachefs_antagonist
run_quiet "" bcachefs format -f \
--errors=continue \
--replicas=2 \
/dev/sd[bcdef]
devs=/dev/sdb:/dev/sdc:/dev/sdd:/dev/sde:/dev/sdf
mount -t bcachefs -o erasure_code $devs /mnt
fill_device /mnt/fiotest
local loops=$((($ktest_priority + 1) * 4))
for i in $(seq 1 $loops); do
run_fio_base \
--buffer_compress_percentage=50 \
\
--name=randwrite \
--stonewall \
--rw=randwrite \
--loops=$loops \
--bsrange=4k-4k
cur_size=$(stat -c '%s' /mnt/fiotest)
new_size=$(($cur_size - 1048576))
echo "truncating to $new_size"
truncate --size=$new_size /mnt/fiotest
done
echo 1 > /sys/fs/bcachefs/*/internal/trigger_gc
echo unmounting
exit
bcachefs fs usage -h /mnt
umount /mnt
# test remount:
mount -t bcachefs -o fix_errors,erasure_code $devs /mnt
umount /mnt
bcachefs fsck /dev/sd[bcdef]
}
do_remove_test()
{
offline=$1
evacuate=$2
set_watchdog 60
run_quiet "" bcachefs format \
--errors=panic \
--erasure_code \
--replicas=2 \
/dev/sd[bcdef]
mount -t bcachefs /dev/sdb:/dev/sdc:/dev/sdd:/dev/sde:/dev/sdf /mnt
local fioout="$ktest_out/fio-out"
run_fio_randrw >"$fioout" 2>&1 &
local fiopid=$!
sleep 1
if [[ $offline = 1 ]]; then
echo -n "offlining /dev/sdb... "
bcachefs device offline --force /dev/sdb
echo "done"
fi
if [[ $evacuate = 1 ]]; then
echo -n "evacuating /dev/sdb... "
bcachefs device evacuate /dev/sdb
echo "done"
fi
echo -n "removing /dev/sdb... "
if [[ $evacuate = 1 ]]; then
bcachefs device remove /dev/sdb
else
bcachefs device remove --force /dev/sdb
fi
echo "done"
if ! wait $fiopid; then
cat "$fioout"
return 1
fi
umount /mnt
mount -t bcachefs /dev/sdb:/dev/sdc:/dev/sdd:/dev/sde:/dev/sdf /mnt
umount /mnt
}
d_test_device_remove_offline()
{
do_remove_test 1 0
}
d_test_device_remove_online()
{
do_remove_test 0 0
}
d_test_device_evacuate_offline()
{
do_remove_test 1 1
}
d_test_device_evacuate_online()
{
do_remove_test 0 1
}
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