FYI,
Just printing the elapsed time is not enough.
Make it more obvious when some aspect (BLKPG?) of an older kernel
makes adding many partitions take too long.
>From eedc6d77dc4b3488decd4dce9cb8cafaa95755ce Mon Sep 17 00:00:00 2001
From: Jim Meyering <meyer...@redhat.com>
Date: Thu, 6 May 2010 18:37:21 +0200
Subject: [PATCH] tests: make the new many-partitions test fail if it takes "too
long"
* tests/t9040-many-partitions.sh: Fail if creating 60 partitions
takes more than a minute.
---
tests/t9040-many-partitions.sh | 9 +++++++--
1 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/tests/t9040-many-partitions.sh b/tests/t9040-many-partitions.sh
index 0afc315..c41ecfc 100644
--- a/tests/t9040-many-partitions.sh
+++ b/tests/t9040-many-partitions.sh
@@ -69,8 +69,13 @@ while :; do
i=$((i+1))
done
t_final=$(date +%s.%N)
-$AWK 'BEGIN {printf "created %d partitions in %.2f seconds\n",'\
-"$n_partitions, $t_final - $t0 }" /dev/null
+
+# Fail the test if it takes too long.
+# On Fedora 13, it takes about 15 seconds.
+# With older kernels, it typically takes more than 150 seconds.
+$AWK "BEGIN {d = $t_final - $t0; n = $n_partitions; st = 60 < d;"\
+' printf "created %d partitions in %.2f seconds\n", n, d; exit st }' /dev/null
\
+ || fail=1
parted -m -s $scsi_dev u s p > out || fail=1
compare out exp || fail=1
--
1.7.1.166.gf2086
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