From: liuy <liuy>
Date: Thu, 1 Nov 2007 05:16:15 +0000 (+0000)
Subject: b=3462
X-Git-Tag: v1_8_0_110~1039
X-Git-Url: https://git.whamcloud.com/gitweb?a=commitdiff_plain;h=09ac92105f4e65485248fa6cb06823b95e1fec57;p=fs%2Flustre-release.git

b=3462
i=johann, deen

replay-single tests: |X| open and close req or reply while two MDC requests
in flight
---

diff --git a/lustre/include/obd_support.h b/lustre/include/obd_support.h
index daf027a..50738b1 100644
--- a/lustre/include/obd_support.h
+++ b/lustre/include/obd_support.h
@@ -142,6 +142,7 @@ extern unsigned int obd_alloc_fail_rate;
 #define OBD_FAIL_MDS_LOV_SYNC_RACE       0x138
 #define OBD_FAIL_MDS_OSC_PRECREATE       0x139
 #define OBD_FAIL_MDS_LLOG_SYNC_TIMEOUT   0x13a
+#define OBD_FAIL_MDS_CLOSE_NET_REP       0x13b
 
 #define OBD_FAIL_OST                     0x200
 #define OBD_FAIL_OST_CONNECT_NET         0x201
diff --git a/lustre/mds/handler.c b/lustre/mds/handler.c
index 8cdf887..b325a50 100644
--- a/lustre/mds/handler.c
+++ b/lustre/mds/handler.c
@@ -1674,6 +1674,7 @@ int mds_handle(struct ptlrpc_request *req)
                 DEBUG_REQ(D_INODE, req, "close");
                 OBD_FAIL_RETURN(OBD_FAIL_MDS_CLOSE_NET, 0);
                 rc = mds_close(req, REQ_REC_OFF);
+                fail = OBD_FAIL_MDS_CLOSE_NET_REP;
                 break;
 
         case MDS_DONE_WRITING:
diff --git a/lustre/tests/replay-single.sh b/lustre/tests/replay-single.sh
index 79e8e4d..2e378d3 100755
--- a/lustre/tests/replay-single.sh
+++ b/lustre/tests/replay-single.sh
@@ -1051,8 +1051,177 @@ test_52() {
 }
 run_test 52 "time out lock replay (3764)"
 
-#b_cray 53 "|X| open request and close reply while two MDC requests in flight"
-#b_cray 54 "|X| open request and close reply while two MDC requests in flight"
+# bug 3462 - simultaneous MDC requests
+test_53a() {
+    mkdir -p $DIR/${tdir}-1
+    mkdir -p $DIR/${tdir}-2
+    multiop $DIR/${tdir}-1/f O_c &
+    close_pid=$!
+    # give multiop a chance to open
+    sleep 1
+
+    #define OBD_FAIL_MDS_CLOSE_NET 0x115
+    do_facet mds "sysctl -w lustre.fail_loc=0x80000115"
+    kill -USR1 $close_pid
+    cancel_lru_locks MDC # force the close
+    do_facet mds "sysctl -w lustre.fail_loc=0"
+    mcreate $DIR/${tdir}-2/f || return 1
+    
+    # close should still be here
+    [ -d /proc/$close_pid ] || return 2
+    replay_barrier_nodf mds
+    fail mds
+    wait $close_pid || return 3
+
+    $CHECKSTAT -t file $DIR/${tdir}-1/f || return 4
+    $CHECKSTAT -t file $DIR/${tdir}-2/f || return 5
+    rm -rf $DIR/${tdir}-*
+}
+run_test 53a "|X| close request while two MDC requests in flight"
+
+test_53b() {
+    mkdir -p $DIR/$tdir-1
+    mkdir -p $DIR/$tdir-2
+    multiop $DIR/$tdir-1/f O_c &
+    close_pid=$!
+
+    #define OBD_FAIL_MDS_REINT_NET 0x107
+    do_facet mds "sysctl -w lustre.fail_loc=0x80000107"
+    mcreate $DIR/${tdir}-2/f &
+    open_pid=$!
+    sleep 1
+
+    do_facet mds "sysctl -w lustre.fail_loc=0"
+    kill -USR1 $close_pid
+    cancel_lru_locks MDC # force the close
+    wait $close_pid || return 1
+    # open should still be here
+    [ -d /proc/$open_pid ] || return 2
+
+    replay_barrier_nodf mds
+    fail mds
+    wait $open_pid || return 3
+
+    $CHECKSTAT -t file $DIR/${tdir}-1/f || return 4
+    $CHECKSTAT -t file $DIR/${tdir}-2/f || return 5
+    rm -rf $DIR/${tdir}-*
+}
+run_test 53b "|X| open request while two MDC requests in flight"
+
+test_53c() {
+    mkdir -p $DIR/${tdir}-1
+    mkdir -p $DIR/${tdir}-2
+    multiop $DIR/${tdir}-1/f O_c &
+    close_pid=$!
+
+    do_facet mds "sysctl -w lustre.fail_loc=0x80000107"
+    mcreate $DIR/${tdir}-2/f &
+    open_pid=$!
+    sleep 1
+
+    do_facet mds "sysctl -w lustre.fail_loc=0x80000115"
+    kill -USR1 $close_pid
+    cancel_lru_locks MDC  # force the close
+
+    replay_barrier_nodf mds
+    fail_nodf mds
+    wait $open_pid || return 1
+    sleep 2
+    # close should be gone
+    [ -d /proc/$close_pid ] && return 2
+    do_facet mds "sysctl -w lustre.fail_loc=0"
+
+    $CHECKSTAT -t file $DIR/${tdir}-1/f || return 3
+    $CHECKSTAT -t file $DIR/${tdir}-2/f || return 4
+    rm -rf $DIR/${tdir}-*
+}
+run_test 53c "|X| open request and close request while two MDC requests in flight"
+
+test_53d() {
+    mkdir -p $DIR/${tdir}-1
+    mkdir -p $DIR/${tdir}-2
+    multiop $DIR/${tdir}-1/f O_c &
+    close_pid=$!
+    # give multiop a chance to open
+    sleep 1
+
+    # define OBD_FAIL_MDS_CLOSE_NET_REP 0X138    
+    do_facet mds "sysctl -w lustre.fail_loc=0x8000013b"
+    kill -USR1 $close_pid
+    cancel_lru_locks MDC  # force the close
+    do_facet mds "sysctl -w lustre.fail_loc=0"
+    mcreate $DIR/${tdir}-2/f || return 1
+    
+    # close should still be here
+    [ -d /proc/$close_pid ] || return 2
+    replay_barrier_nodf mds
+    fail mds
+    wait $close_pid || return 3
+
+    $CHECKSTAT -t file $DIR/${tdir}-1/f || return 4
+    $CHECKSTAT -t file $DIR/${tdir}-2/f || return 5
+    rm -rf $DIR/${tdir}-*
+}
+run_test 53d "|X| close reply while two MDC requests in flight"
+
+test_53e() {
+    mkdir -p $DIR/$tdir-1
+    mkdir -p $DIR/$tdir-2
+    multiop $DIR/$tdir-1/f O_c &
+    close_pid=$!
+
+    #define OBD_FAIL_MDS_REINT_NET_REP       0x119
+    do_facet mds "sysctl -w lustre.fail_loc=0x80000119"
+    mcreate $DIR/${tdir}-2/f &
+    open_pid=$!
+    sleep 1
+    
+    do_facet mds "sysctl -w lustre.fail_loc=0"
+    kill -USR1 $close_pid
+    cancel_lru_locks MDC  # force the close
+    wait $close_pid || return 1
+    # open should still be here
+    [ -d /proc/$open_pid ] || return 2
+    
+    replay_barrier_nodf mds
+    fail mds
+    wait $open_pid || return 3
+
+    $CHECKSTAT -t file $DIR/${tdir}-1/f || return 4
+    $CHECKSTAT -t file $DIR/${tdir}-2/f || return 5
+    rm -rf $DIR/${tdir}-*
+}
+run_test 53e "|X| open reply while two MDC requests in flight"
+
+test_53h() {
+    mkdir -p $DIR/${tdir}-1
+    mkdir -p $DIR/${tdir}-2
+    multiop $DIR/${tdir}-1/f O_c &
+    close_pid=$!
+
+    do_facet mds "sysctl -w lustre.fail_loc=0x80000107"
+    mcreate $DIR/${tdir}-2/f &
+    open_pid=$!
+    sleep 1
+    
+    do_facet mds "sysctl -w lustre.fail_loc=0x8000013b"
+    kill -USR1 $close_pid
+    cancel_lru_locks MDC  # force the close
+    sleep 1
+
+    replay_barrier_nodf mds
+    fail_nodf mds
+    wait $open_pid || return 1
+    sleep 2
+    # close should be gone
+    [ -d /proc/$close_pid ] && return 2
+    do_facet mds "sysctl -w lustre.fail_loc=0"
+
+    $CHECKSTAT -t file $DIR/${tdir}-1/f || return 3
+    $CHECKSTAT -t file $DIR/${tdir}-2/f || return 4
+    rm -rf $DIR/${tdir}-*
+}
+run_test 53h "|X| open request and close reply while two MDC requests in flight"
 
 #b3761 ASSERTION(hash != 0) failed
 test_55() {
@@ -1357,7 +1526,6 @@ if [ -n "$ATOLDBASE" ]; then
 fi
 # end of AT tests includes above lines
 
-
 equals_msg `basename $0`: test complete, cleaning up
 check_and_cleanup_lustre
 [ -f "$TESTSUITELOG" ] && cat $TESTSUITELOG || true
diff --git a/lustre/tests/test-framework.sh b/lustre/tests/test-framework.sh
index 00dbe74..b8e5c1e 100644
--- a/lustre/tests/test-framework.sh
+++ b/lustre/tests/test-framework.sh
@@ -486,6 +486,11 @@ fail() {
     df $MOUNT || error "post-failover df: $?"
 }
 
+fail_nodf() {
+    local facet=$1
+    facet_failover $facet
+}
+
 fail_abort() {
     local facet=$1
     stop $facet