LU-15399 llite: dont restart directIO with IOCB_NOWAIT

[fs/lustre-release.git] / lustre / tests / sanity-pcc.sh

diff --git a/lustre/tests/sanity-pcc.sh b/lustre/tests/sanity-pcc.sh
index 9ce8b47..30ca063 100644 (file)
--- a/lustre/tests/sanity-pcc.sh
+++ b/lustre/tests/sanity-pcc.sh
@@ -1610,6 +1610,47 @@ test_101a() {
 }
 run_test 101a "Test auto attach in mount namespace (simulated container)"
 
+test_102() {
+       grep -q io_uring_setup /proc/kallsyms ||
+               skip "Client OS does not support io_uring I/O engine"
+       io_uring_probe || skip "kernel does not support io_uring fully"
+
+       $LCTL get_param -n mdc.*.connect_flags | grep -q pcc_ro ||
+               skip "Server does not support PCC-RO"
+
+       which fio || skip_env "no fio installed"
+       fio --enghelp | grep -q io_uring ||
+               skip_env "fio does not support io_uring I/O engine"
+
+       local loopfile="$TMP/$tfile"
+       local mntpt="/mnt/pcc.$tdir"
+       local hsm_root="$mntpt/$tdir"
+       local file=$DIR/$tfile
+
+       setup_loopdev client $loopfile $mntpt 60
+       mkdir $hsm_root || error "mkdir $hsm_root failed"
+       setup_pcc_mapping client \
+               "projid={0}\ roid=$HSM_ARCHIVE_NUMBER\ pccro=1"
+       do_facet $SINGLEAGT $LCTL set_param llite.*.pcc_async_threshold=0
+
+       local ioengine="io_uring"
+       local numjobs=2
+       local size=10M
+
+       do_facet $SINGLEAGT fio --name=seqwrite --ioengine=$ioengine    \
+               --bs=$PAGE_SIZE --direct=1 --numjobs=$numjobs   \
+               --iodepth=64 --size=$size --filename=$file --rw=write ||
+               error "fio seqwrite $file failed"
+
+       # Read the file will trigger the buffered read from Lustre OSTs and
+       # write to PCC copy as @pcc_async_threshold is set with 0.
+       do_facet $SINGLEAGT fio --name=seqread --ioengine=$ioengine     \
+               --bs=$PAGE_SIZE --direct=1 --numjobs=$numjobs   \
+               --iodepth=64 --size=$size --filename=$file --rw=read ||
+               error "fio seqread $file failed"
+}
+run_test 102 "PCC-RO should not hange for io_uring I/O engine"
+
 complete $SECONDS
 check_and_cleanup_lustre
 exit_status