b=20580

o=Johann
i=Andrew.Perepechko
i=grev
directio allocates the buffer twice, reduce test filesize

diff --git a/lustre/tests/sanity.sh b/lustre/tests/sanity.sh
index cdec0bd..17d1adc 100644 (file)
--- a/lustre/tests/sanity.sh
+++ b/lustre/tests/sanity.sh
@@ -3601,13 +3601,17 @@ unset F77_TMP
 test_78() { # bug 10901
        remote_ost || { skip_env "local OST" && return; }
 
+       cancel_lru_locks osc
        NSEQ=5
        F78SIZE=$(($(awk '/MemFree:/ { print $2 }' /proc/meminfo) / 1024))
        echo "MemFree: $F78SIZE, Max file size: $MAXFREE"
+       # directio allocates the buffer twice, one for writes and another
+       # one for reads, so that it can check the data consistency
+       F78SIZE=$((F78SIZE / 2))
        MEMTOTAL=$(($(awk '/MemTotal:/ { print $2 }' /proc/meminfo) / 1024))
        echo "MemTotal: $MEMTOTAL"
-# reserve 256MB of memory for the kernel and other running processes,
-# and then take 1/2 of the remaining memory for the read/write buffers.
+       # reserve 256MB of memory for the kernel and other running processes,
+       # and then take 1/2 of the remaining memory for the read/write buffers.
        MEMTOTAL=$(((MEMTOTAL - 256 ) / 2))
        echo "Mem to use for directio: $MEMTOTAL"
        [ $F78SIZE -gt $MEMTOTAL ] && F78SIZE=$MEMTOTAL