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ceph/qa/standalone/scrub/osd-scrub-test.sh
Ronen Friedman 5c0ae99be5 test/osd: log scrub performance counters in osd-scrub-test.sh 
Signed-off-by: Ronen Friedman <rfriedma@redhat.com>
2023-12-20 18:56:06 +02:00

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#!/usr/bin/env bash
#
# Copyright (C) 2018 Red Hat <contact@redhat.com>
#
# Author: David Zafman <dzafman@redhat.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Library Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library Public License for more details.
#
source $CEPH_ROOT/qa/standalone/ceph-helpers.sh
source $CEPH_ROOT/qa/standalone/scrub/scrub-helpers.sh
function run() {
local dir=$1
shift
export CEPH_MON="127.0.0.1:7138" # git grep '\<7138\>' : there must be only one
export CEPH_ARGS
CEPH_ARGS+="--fsid=$(uuidgen) --auth-supported=none "
CEPH_ARGS+="--mon-host=$CEPH_MON "
export -n CEPH_CLI_TEST_DUP_COMMAND
local funcs=${@:-$(set | sed -n -e 's/^\(TEST_[0-9a-z_]*\) .*/\1/p')}
for func in $funcs ; do
echo "-------------- Prepare Test $func -------------------"
setup $dir || return 1
echo "-------------- Run Test $func -----------------------"
$func $dir || return 1
echo "-------------- Teardown Test $func ------------------"
teardown $dir || return 1
echo "-------------- Complete Test $func ------------------"
done
}
function perf_counters() {
local dir=$1
local OSDS=$2
for osd in $(seq 0 $(expr $OSDS - 1))
do
ceph tell osd.$osd counter dump | jq 'with_entries(select(.key | startswith("osd_scrub")))'
done
}
function TEST_scrub_test() {
local dir=$1
local poolname=test
local OSDS=3
local objects=15
TESTDATA="testdata.$$"
run_mon $dir a --osd_pool_default_size=3 || return 1
run_mgr $dir x || return 1
local ceph_osd_args="--osd-scrub-interval-randomize-ratio=0 --osd-deep-scrub-randomize-ratio=0 "
ceph_osd_args+="--osd_scrub_backoff_ratio=0 --osd_stats_update_period_not_scrubbing=3 "
ceph_osd_args+="--osd_stats_update_period_scrubbing=2"
for osd in $(seq 0 $(expr $OSDS - 1))
do
run_osd $dir $osd $ceph_osd_args || return 1
done
# Create a pool with a single pg
create_pool $poolname 1 1
wait_for_clean || return 1
poolid=$(ceph osd dump | grep "^pool.*[']${poolname}[']" | awk '{ print $2 }')
dd if=/dev/urandom of=$TESTDATA bs=1032 count=1
for i in `seq 1 $objects`
do
rados -p $poolname put obj${i} $TESTDATA
done
rm -f $TESTDATA
local primary=$(get_primary $poolname obj1)
local otherosd=$(get_not_primary $poolname obj1)
if [ "$otherosd" = "2" ];
then
local anotherosd="0"
else
local anotherosd="2"
fi
CORRUPT_DATA="corrupt-data.$$"
dd if=/dev/urandom of=$CORRUPT_DATA bs=512 count=1
objectstore_tool $dir $anotherosd obj1 set-bytes $CORRUPT_DATA
rm -f $CORRUPT_DATA
local pgid="${poolid}.0"
pg_deep_scrub "$pgid" || return 1
ceph pg dump pgs | grep ^${pgid} | grep -q -- +inconsistent || return 1
test "$(ceph pg $pgid query | jq '.info.stats.stat_sum.num_scrub_errors')" = "2" || return 1
ceph osd out $primary
wait_for_clean || return 1
pg_deep_scrub "$pgid" || return 1
test "$(ceph pg $pgid query | jq '.info.stats.stat_sum.num_scrub_errors')" = "2" || return 1
test "$(ceph pg $pgid query | jq '.peer_info[0].stats.stat_sum.num_scrub_errors')" = "2" || return 1
ceph pg dump pgs | grep ^${pgid} | grep -q -- +inconsistent || return 1
ceph osd in $primary
wait_for_clean || return 1
repair "$pgid" || return 1
wait_for_clean || return 1
# This sets up the test after we've repaired with previous primary has old value
test "$(ceph pg $pgid query | jq '.peer_info[0].stats.stat_sum.num_scrub_errors')" = "2" || return 1
ceph pg dump pgs | grep ^${pgid} | grep -vq -- +inconsistent || return 1
ceph osd out $primary
wait_for_clean || return 1
test "$(ceph pg $pgid query | jq '.info.stats.stat_sum.num_scrub_errors')" = "0" || return 1
test "$(ceph pg $pgid query | jq '.peer_info[0].stats.stat_sum.num_scrub_errors')" = "0" || return 1
test "$(ceph pg $pgid query | jq '.peer_info[1].stats.stat_sum.num_scrub_errors')" = "0" || return 1
ceph pg dump pgs | grep ^${pgid} | grep -vq -- +inconsistent || return 1
perf_counters $dir $OSDS
}
# Grab year-month-day
DATESED="s/\([0-9]*-[0-9]*-[0-9]*\).*/\1/"
DATEFORMAT="%Y-%m-%d"
function check_dump_scrubs() {
local primary=$1
local sched_time_check="$2"
local deadline_check="$3"
DS="$(CEPH_ARGS='' ceph --admin-daemon $(get_asok_path osd.${primary}) dump_scrubs)"
# use eval to drop double-quotes
eval SCHED_TIME=$(echo $DS | jq '.[0].sched_time')
test $(echo $SCHED_TIME | sed $DATESED) = $(date +${DATEFORMAT} -d "now + $sched_time_check") || return 1
# use eval to drop double-quotes
eval DEADLINE=$(echo $DS | jq '.[0].deadline')
test $(echo $DEADLINE | sed $DATESED) = $(date +${DATEFORMAT} -d "now + $deadline_check") || return 1
}
function TEST_interval_changes() {
local poolname=test
local OSDS=2
local objects=10
# Don't assume how internal defaults are set
local day="$(expr 24 \* 60 \* 60)"
local week="$(expr $day \* 7)"
local min_interval=$day
local max_interval=$week
local WAIT_FOR_UPDATE=15
TESTDATA="testdata.$$"
# This min scrub interval results in 30 seconds backoff time
run_mon $dir a --osd_pool_default_size=$OSDS || return 1
run_mgr $dir x || return 1
for osd in $(seq 0 $(expr $OSDS - 1))
do
run_osd $dir $osd --osd_scrub_min_interval=$min_interval --osd_scrub_max_interval=$max_interval --osd_scrub_interval_randomize_ratio=0 || return 1
done
# Create a pool with a single pg
create_pool $poolname 1 1
wait_for_clean || return 1
local poolid=$(ceph osd dump | grep "^pool.*[']${poolname}[']" | awk '{ print $2 }')
dd if=/dev/urandom of=$TESTDATA bs=1032 count=1
for i in `seq 1 $objects`
do
rados -p $poolname put obj${i} $TESTDATA
done
rm -f $TESTDATA
local primary=$(get_primary $poolname obj1)
# Check initial settings from above (min 1 day, min 1 week)
check_dump_scrubs $primary "1 day" "1 week" || return 1
# Change global osd_scrub_min_interval to 2 days
CEPH_ARGS='' ceph --admin-daemon $(get_asok_path osd.${primary}) config set osd_scrub_min_interval $(expr $day \* 2)
sleep $WAIT_FOR_UPDATE
check_dump_scrubs $primary "2 days" "1 week" || return 1
# Change global osd_scrub_max_interval to 2 weeks
CEPH_ARGS='' ceph --admin-daemon $(get_asok_path osd.${primary}) config set osd_scrub_max_interval $(expr $week \* 2)
sleep $WAIT_FOR_UPDATE
check_dump_scrubs $primary "2 days" "2 week" || return 1
# Change pool osd_scrub_min_interval to 3 days
ceph osd pool set $poolname scrub_min_interval $(expr $day \* 3)
sleep $WAIT_FOR_UPDATE
check_dump_scrubs $primary "3 days" "2 week" || return 1
# Change pool osd_scrub_max_interval to 3 weeks
ceph osd pool set $poolname scrub_max_interval $(expr $week \* 3)
sleep $WAIT_FOR_UPDATE
check_dump_scrubs $primary "3 days" "3 week" || return 1
perf_counters $dir $OSDS
}
function TEST_scrub_extended_sleep() {
local dir=$1
local poolname=test
local OSDS=3
local objects=15
TESTDATA="testdata.$$"
DAY=$(date +%w)
# Handle wrap
if [ "$DAY" -ge "4" ];
then
DAY="0"
fi
# Start after 2 days in case we are near midnight
DAY_START=$(expr $DAY + 2)
DAY_END=$(expr $DAY + 3)
run_mon $dir a --osd_pool_default_size=3 || return 1
run_mgr $dir x || return 1
local ceph_osd_args="--osd-scrub-interval-randomize-ratio=0 --osd-deep-scrub-randomize-ratio=0 "
ceph_osd_args+="--osd_scrub_backoff_ratio=0 --osd_stats_update_period_not_scrubbing=3 "
ceph_osd_args+="--osd_stats_update_period_scrubbing=2 --osd_scrub_sleep=0 "
ceph_osd_args+="--osd_scrub_extended_sleep=20 --osd_scrub_begin_week_day=$DAY_START "
ceph_osd_args+="--osd_op_queue=wpq --osd_scrub_end_week_day=$DAY_END "
ceph_osd_args+="--bluestore_cache_autotune=false" # why needed?
for osd in $(seq 0 $(expr $OSDS - 1))
do
run_osd $dir $osd $ceph_osd_args || return 1
done
# Create a pool with a single pg
create_pool $poolname 1 1
wait_for_clean || return 1
# Trigger a periodic scrub on a PG (no 'extended sleep' for h.p. scrubs)
local pgid=$(get_pg $poolname SOMETHING)
local primary=$(get_primary $poolname SOMETHING)
local last_scrub=$(get_last_scrub_stamp $pgid)
ceph tell $pgid schedule-scrub || return 1
# Allow scrub to start extended sleep
PASSED="false"
for ((i=0; i < 15; i++)); do
if grep -q "scrub state.*, sleeping" $dir/osd.${primary}.log
then
PASSED="true"
break
fi
sleep 1
done
# Check that extended sleep was triggered
if [ $PASSED = "false" ];
then
return 1
fi
# release scrub to run after extended sleep finishes
ceph tell osd.$primary config set osd_scrub_begin_week_day 0
ceph tell osd.$primary config set osd_scrub_end_week_day 0
# Due to extended sleep, the scrub should not be done within 20 seconds
# but test up to 10 seconds and make sure it happens by 25 seconds.
count=0
PASSED="false"
for ((i=0; i < 25; i++)); do
count=$(expr $count + 1)
if test "$(get_last_scrub_stamp $pgid)" '>' "$last_scrub" ; then
# Did scrub run too soon?
if [ $count -lt "10" ];
then
return 1
fi
PASSED="true"
break
fi
sleep 1
done
# Make sure scrub eventually ran
if [ $PASSED = "false" ];
then
return 1
fi
}
function _scrub_abort() {
local dir=$1
local poolname=test
local OSDS=3
local objects=1000
local type=$2
TESTDATA="testdata.$$"
if test $type = "scrub";
then
stopscrub="noscrub"
check="noscrub"
else
stopscrub="nodeep-scrub"
check="nodeep_scrub"
fi
run_mon $dir a --osd_pool_default_size=3 || return 1
run_mgr $dir x || return 1
for osd in $(seq 0 $(expr $OSDS - 1))
do
# Set scheduler to "wpq" until there's a reliable way to query scrub
# states with "--osd-scrub-sleep" set to 0. The "mclock_scheduler"
# overrides the scrub sleep to 0 and as a result the checks in the
# test fail.
run_osd $dir $osd --osd_pool_default_pg_autoscale_mode=off \
--osd_deep_scrub_randomize_ratio=0.0 \
--osd_scrub_sleep=5.0 \
--osd_scrub_interval_randomize_ratio=0 \
--osd_op_queue=wpq || return 1
done
# Create a pool with a single pg
create_pool $poolname 1 1
wait_for_clean || return 1
poolid=$(ceph osd dump | grep "^pool.*[']${poolname}[']" | awk '{ print $2 }')
dd if=/dev/urandom of=$TESTDATA bs=1032 count=1
for i in `seq 1 $objects`
do
rados -p $poolname put obj${i} $TESTDATA
done
rm -f $TESTDATA
local primary=$(get_primary $poolname obj1)
local pgid="${poolid}.0"
ceph tell $pgid schedule-$type || return 1
# Wait for scrubbing to start
set -o pipefail
found="no"
for i in $(seq 0 200)
do
flush_pg_stats
if ceph pg dump pgs | grep ^$pgid| grep -q "scrubbing"
then
found="yes"
#ceph pg dump pgs
break
fi
done
set +o pipefail
if test $found = "no";
then
echo "Scrubbing never started"
return 1
fi
ceph osd set $stopscrub
if [ "$type" = "deep-scrub" ];
then
ceph osd set noscrub
fi
# Wait for scrubbing to end
set -o pipefail
for i in $(seq 0 200)
do
flush_pg_stats
if ceph pg dump pgs | grep ^$pgid | grep -q "scrubbing"
then
continue
fi
#ceph pg dump pgs
break
done
set +o pipefail
sleep 5
if ! grep "$check set, aborting" $dir/osd.${primary}.log
then
echo "Abort not seen in log"
return 1
fi
local last_scrub=$(get_last_scrub_stamp $pgid)
ceph config set osd "osd_scrub_sleep" "0.1"
ceph osd unset $stopscrub
if [ "$type" = "deep-scrub" ];
then
ceph osd unset noscrub
fi
TIMEOUT=$(($objects / 2))
wait_for_scrub $pgid "$last_scrub" || return 1
perf_counters $dir $OSDS
}
function TEST_scrub_abort() {
local dir=$1
_scrub_abort $dir scrub
}
function TEST_deep_scrub_abort() {
local dir=$1
_scrub_abort $dir deep-scrub
}
function TEST_scrub_permit_time() {
local dir=$1
local poolname=test
local OSDS=3
local objects=15
TESTDATA="testdata.$$"
run_mon $dir a --osd_pool_default_size=3 || return 1
run_mgr $dir x || return 1
local scrub_begin_hour=$(date -d '2 hour ago' +"%H" | sed 's/^0//')
local scrub_end_hour=$(date -d '1 hour ago' +"%H" | sed 's/^0//')
for osd in $(seq 0 $(expr $OSDS - 1))
do
run_osd $dir $osd --bluestore_cache_autotune=false \
--osd_deep_scrub_randomize_ratio=0.0 \
--osd_scrub_interval_randomize_ratio=0 \
--osd_scrub_begin_hour=$scrub_begin_hour \
--osd_scrub_end_hour=$scrub_end_hour || return 1
done
# Create a pool with a single pg
create_pool $poolname 1 1
wait_for_clean || return 1
# Trigger a scrub on a PG
local pgid=$(get_pg $poolname SOMETHING)
local primary=$(get_primary $poolname SOMETHING)
local last_scrub=$(get_last_scrub_stamp $pgid)
# If we don't specify an amount of time to subtract from
# current time to set last_scrub_stamp, it sets the deadline
# back by osd_max_interval which would cause the time permit checking
# to be skipped. Set back 1 day, the default scrub_min_interval.
ceph tell $pgid schedule-scrub $(( 24 * 60 * 60 )) || return 1
# Scrub should not run
for ((i=0; i < 30; i++)); do
if test "$(get_last_scrub_stamp $pgid)" '>' "$last_scrub" ; then
return 1
fi
sleep 1
done
perf_counters $dir $OSDS
}
# a test to recreate the problem described in bug #52901 - setting 'noscrub'
# without explicitly preventing deep scrubs made the PG 'unscrubable'.
# Fixed by PR#43521
function TEST_just_deep_scrubs() {
local dir=$1
local -A cluster_conf=(
['osds_num']="3"
['pgs_in_pool']="4"
['pool_name']="test"
)
standard_scrub_cluster $dir cluster_conf
local poolid=${cluster_conf['pool_id']}
local poolname=${cluster_conf['pool_name']}
echo "Pool: $poolname : $poolid"
TESTDATA="testdata.$$"
local objects=15
dd if=/dev/urandom of=$TESTDATA bs=1032 count=1
for i in `seq 1 $objects`
do
rados -p $poolname put obj${i} $TESTDATA
done
rm -f $TESTDATA
# set both 'no scrub' & 'no deep-scrub', then request a deep-scrub.
# we do not expect to see the scrub scheduled.
ceph osd set noscrub || return 1
ceph osd set nodeep-scrub || return 1
sleep 6 # the 'noscrub' command takes a long time to reach the OSDs
local now_is=`date -I"ns"`
declare -A sched_data
local pgid="${poolid}.2"
# turn on the publishing of test data in the 'scrubber' section of 'pg query' output
set_query_debug $pgid
extract_published_sch $pgid $now_is $now_is sched_data
local saved_last_stamp=${sched_data['query_last_stamp']}
local dbg_counter_at_start=${sched_data['query_scrub_seq']}
echo "test counter @ start: $dbg_counter_at_start"
ceph tell $pgid schedule-deep-scrub
sleep 5 # 5s is the 'pg dump' interval
declare -A sc_data_2
extract_published_sch $pgid $now_is $now_is sc_data_2
echo "test counter @ should show no change: " ${sc_data_2['query_scrub_seq']}
(( ${sc_data_2['dmp_last_duration']} == 0)) || return 1
(( ${sc_data_2['query_scrub_seq']} == $dbg_counter_at_start)) || return 1
# unset the 'no deep-scrub'. Deep scrubbing should start now.
ceph osd unset nodeep-scrub || return 1
sleep 5
declare -A expct_qry_duration=( ['query_last_duration']="0" ['query_last_duration_neg']="not0" )
sc_data_2=()
echo "test counter @ should be higher than before the unset: " ${sc_data_2['query_scrub_seq']}
wait_any_cond $pgid 10 $saved_last_stamp expct_qry_duration "WaitingAfterScrub " sc_data_2 || return 1
perf_counters $dir ${cluster_conf['osds_num']}
}
function TEST_dump_scrub_schedule() {
local dir=$1
local poolname=test
local OSDS=3
local objects=15
TESTDATA="testdata.$$"
run_mon $dir a --osd_pool_default_size=$OSDS || return 1
run_mgr $dir x || return 1
# Set scheduler to "wpq" until there's a reliable way to query scrub states
# with "--osd-scrub-sleep" set to 0. The "mclock_scheduler" overrides the
# scrub sleep to 0 and as a result the checks in the test fail.
local ceph_osd_args="--osd_deep_scrub_randomize_ratio=0 \
--osd_scrub_interval_randomize_ratio=0 \
--osd_scrub_backoff_ratio=0.0 \
--osd_op_queue=wpq \
--osd_stats_update_period_not_scrubbing=3 \
--osd_stats_update_period_scrubbing=2 \
--osd_scrub_sleep=0.2"
for osd in $(seq 0 $(expr $OSDS - 1))
do
run_osd $dir $osd $ceph_osd_args|| return 1
done
# Create a pool with a single pg
create_pool $poolname 1 1
wait_for_clean || return 1
poolid=$(ceph osd dump | grep "^pool.*[']${poolname}[']" | awk '{ print $2 }')
dd if=/dev/urandom of=$TESTDATA bs=1032 count=1
for i in `seq 1 $objects`
do
rados -p $poolname put obj${i} $TESTDATA
done
rm -f $TESTDATA
local pgid="${poolid}.0"
local now_is=`date -I"ns"`
# before the scrubbing starts
# last scrub duration should be 0. The scheduling data should show
# a time in the future:
# e.g. 'periodic scrub scheduled @ 2021-10-12T20:32:43.645168+0000'
declare -A expct_starting=( ['query_active']="false" ['query_is_future']="true" ['query_schedule']="scrub scheduled" )
declare -A sched_data
extract_published_sch $pgid $now_is "2019-10-12T20:32:43.645168+0000" sched_data
schedule_against_expected sched_data expct_starting "initial"
(( ${sched_data['dmp_last_duration']} == 0)) || return 1
echo "last-scrub --- " ${sched_data['query_last_scrub']}
#
# step 1: scrub once (mainly to ensure there is no urgency to scrub)
#
saved_last_stamp=${sched_data['query_last_stamp']}
ceph tell osd.* config set osd_scrub_sleep "0"
ceph tell $pgid deep-scrub
# wait for the 'last duration' entries to change. Note that the 'dump' one will need
# up to 5 seconds to sync
sleep 5
sched_data=()
declare -A expct_qry_duration=( ['query_last_duration']="0" ['query_last_duration_neg']="not0" )
wait_any_cond $pgid 10 $saved_last_stamp expct_qry_duration "WaitingAfterScrub " sched_data || return 1
# verify that 'pg dump' also shows the change in last_scrub_duration
sched_data=()
declare -A expct_dmp_duration=( ['dmp_last_duration']="0" ['dmp_last_duration_neg']="not0" )
wait_any_cond $pgid 10 $saved_last_stamp expct_dmp_duration "WaitingAfterScrub_dmp " sched_data || return 1
sleep 2
#
# step 2: set noscrub and request a "periodic scrub". Watch for the change in the 'is the scrub
# scheduled for the future' value
#
ceph tell osd.* config set osd_scrub_chunk_max "3" || return 1
ceph tell osd.* config set osd_scrub_sleep "1.0" || return 1
ceph osd set noscrub || return 1
sleep 2
saved_last_stamp=${sched_data['query_last_stamp']}
ceph tell $pgid schedule-scrub
sleep 1
sched_data=()
declare -A expct_scrub_peri_sched=( ['query_is_future']="false" )
wait_any_cond $pgid 10 $saved_last_stamp expct_scrub_peri_sched "waitingBeingScheduled" sched_data || return 1
# note: the induced change in 'last_scrub_stamp' that we've caused above, is by itself not a publish-stats
# trigger. Thus it might happen that the information in 'pg dump' will not get updated here. Do not expect
# 'dmp_is_future' to follow 'query_is_future' without a good reason
## declare -A expct_scrub_peri_sched_dmp=( ['dmp_is_future']="false" )
## wait_any_cond $pgid 15 $saved_last_stamp expct_scrub_peri_sched_dmp "waitingBeingScheduled" sched_data || echo "must be fixed"
#
# step 3: allow scrubs. Watch for the conditions during the scrubbing
#
saved_last_stamp=${sched_data['query_last_stamp']}
ceph osd unset noscrub
declare -A cond_active=( ['query_active']="true" )
sched_data=()
wait_any_cond $pgid 10 $saved_last_stamp cond_active "WaitingActive " sched_data || return 1
# check for pg-dump to show being active. But if we see 'query_active' being reset - we've just
# missed it.
declare -A cond_active_dmp=( ['dmp_state_has_scrubbing']="true" ['query_active']="false" )
sched_data=()
wait_any_cond $pgid 10 $saved_last_stamp cond_active_dmp "WaitingActive " sched_data || return 1
perf_counters $dir $OSDS
}
function TEST_pg_dump_objects_scrubbed() {
local dir=$1
local poolname=test
local OSDS=3
local objects=15
local timeout=10
TESTDATA="testdata.$$"
setup $dir || return 1
run_mon $dir a --osd_pool_default_size=$OSDS || return 1
run_mgr $dir x || return 1
for osd in $(seq 0 $(expr $OSDS - 1))
do
run_osd $dir $osd || return 1
done
# Create a pool with a single pg
create_pool $poolname 1 1
wait_for_clean || return 1
poolid=$(ceph osd dump | grep "^pool.*[']${poolname}[']" | awk '{ print $2 }')
dd if=/dev/urandom of=$TESTDATA bs=1032 count=1
for i in `seq 1 $objects`
do
rados -p $poolname put obj${i} $TESTDATA
done
rm -f $TESTDATA
local pgid="${poolid}.0"
#Trigger a scrub on a PG
pg_scrub $pgid || return 1
test "$(ceph pg $pgid query | jq '.info.stats.objects_scrubbed')" '=' $objects || return 1
perf_counters $dir $OSDS
teardown $dir || return 1
}
main osd-scrub-test "$@"
# Local Variables:
# compile-command: "cd build ; make -j4 && \
# ../qa/run-standalone.sh osd-scrub-test.sh"
# End:
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