From: Kefu Chai <kchai@redhat.com>
Date: Wed, 22 Aug 2018 11:49:57 +0000 (+0800)
Subject: run-make-check: increase fs.aio-max-nr to 1048576
X-Git-Tag: v14.0.1~521^2
X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=b928c7777c58fc0db9bea8b1638bdda1f07106df;p=ceph.git

run-make-check: increase fs.aio-max-nr to 1048576

the solution was suggested by Yingxin Cheng. otherwise we could have
EAGAIN returned by io_setup(2).

Signed-off-by: Kefu Chai <kchai@redhat.com>
---

diff --git a/run-make-check.sh b/run-make-check.sh
index c69d00c3f6cf6..eb56b4060400d 100755
--- a/run-make-check.sh
+++ b/run-make-check.sh
@@ -137,7 +137,11 @@ EOM
         echo "***ulimit -n too small, better bigger than 1024 for test***"
         return 1
     fi
- 
+
+    # increase the aio-max-nr, which is by default 65536. we could reach this
+    # limit while running seastar tests and bluestore tests.
+    $DRY_RUN sysctl -q -w fs.aio-max-nr=$((65536 * 16))
+
     if ! $DRY_RUN ctest $CHECK_MAKEOPTS --output-on-failure; then
         rm -fr ${TMPDIR:-/tmp}/ceph-asok.*
         return 1