perf tests set cgroups_memory_usage_observer_wait_time to zero

docker/test/performance-comparison/run.sh

@@ -13,7 +13,8 @@ entry="/usr/share/clickhouse-test/performance/scripts/entrypoint.sh"
 # https://www.kernel.org/doc/Documentation/filesystems/tmpfs.txt
 # Double-escaped backslashes are a tribute to the engineering wonder of docker --
 # it gives '/bin/sh: 1: [bash,: not found' otherwise.
-numactl --hardware
+echo > compare.log
+numactl --hardware | tee -a compare.log
 node=$(( RANDOM % $(numactl --hardware | sed -n 's/^.*available:\(.*\)nodes.*$/\1/p') ));
-echo Will bind to NUMA node $node;
+echo Will bind to NUMA node $node | tee -a compare.log
 numactl --cpunodebind=$node --membind=$node $entry

tests/performance/scripts/config/config.d/cgroups_memory_usage_observer_wait_time.xml

@@ -0,0 +1,3 @@
+<clickhouse>
+    <cgroups_memory_usage_observer_wait_time>0</cgroups_memory_usage_observer_wait_time>
+</clickhouse>

tests/performance/scripts/entrypoint.sh

@@ -152,7 +152,7 @@ cat /proc/sys/kernel/core_pattern
 {
     time $SCRIPT_DIR/download.sh "$REF_PR" "$REF_SHA" "$PR_TO_TEST" "$SHA_TO_TEST" && \
     time stage=configure "$script_path"/compare.sh ; \
-} 2>&1 | ts "$(printf '%%Y-%%m-%%d %%H:%%M:%%S\t')" | tee compare.log
+} 2>&1 | ts "$(printf '%%Y-%%m-%%d %%H:%%M:%%S\t')" | tee -a compare.log
 
 # Stop the servers to free memory. Normally they are restarted before getting
 # the profile info, so they shouldn't use much, but if the comparison script