From: Jerin Jacob <jerin.jacob@caviumnetworks.com>
To: <dev@dpdk.org>
Cc: <thomas.monjalon@6wind.com>,
Jerin Jacob <jerin.jacob@caviumnetworks.com>
Subject: [dpdk-dev] [PATCH 1/2] tools/setup.sh: remove 2MB huge page size hard-cording
Date: Mon, 14 Mar 2016 17:45:31 +0530 [thread overview]
Message-ID: <1457957732-24066-2-git-send-email-jerin.jacob@caviumnetworks.com> (raw)
In-Reply-To: <1457957732-24066-1-git-send-email-jerin.jacob@caviumnetworks.com>
Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
---
tools/setup.sh | 18 ++++++++++--------
1 file changed, 10 insertions(+), 8 deletions(-)
diff --git a/tools/setup.sh b/tools/setup.sh
index faa5eee..b290b87 100755
--- a/tools/setup.sh
+++ b/tools/setup.sh
@@ -44,6 +44,8 @@ echo "--------------------------------------------------------------------------
echo " RTE_SDK exported as $RTE_SDK"
echo "------------------------------------------------------------------------------"
+HUGEPGSZ=`cat /proc/meminfo | grep Hugepagesize | cut -d : -f 2 | tr -d ' '`
+
#
# Application EAL parameters for setting memory options (amount/channels/ranks).
#
@@ -325,7 +327,7 @@ clear_huge_pages()
{
echo > .echo_tmp
for d in /sys/devices/system/node/node? ; do
- echo "echo 0 > $d/hugepages/hugepages-2048kB/nr_hugepages" >> .echo_tmp
+ echo "echo 0 > $d/hugepages/hugepages-${HUGEPGSZ}/nr_hugepages" >> .echo_tmp
done
echo "Removing currently reserved hugepages"
sudo sh .echo_tmp
@@ -342,13 +344,13 @@ set_non_numa_pages()
clear_huge_pages
echo ""
- echo " Input the number of 2MB pages"
- echo " Example: to have 128MB of hugepages available, enter '64' to"
- echo " reserve 64 * 2MB pages"
+ echo " Input the number of ${HUGEPGSZ} hugepages"
+ echo " Example: to have 128MB of hugepages available in a 2MB huge page system,"
+ echo " enter '64' to reserve 64 * 2MB pages"
echo -n "Number of pages: "
read Pages
- echo "echo $Pages > /sys/kernel/mm/hugepages/hugepages-2048kB/nr_hugepages" > .echo_tmp
+ echo "echo $Pages > /sys/kernel/mm/hugepages/hugepages-${HUGEPGSZ}/nr_hugepages" > .echo_tmp
echo "Reserving hugepages"
sudo sh .echo_tmp
@@ -365,8 +367,8 @@ set_numa_pages()
clear_huge_pages
echo ""
- echo " Input the number of 2MB pages for each node"
- echo " Example: to have 128MB of hugepages available per node,"
+ echo " Input the number of ${HUGEPGSZ} hugepages for each node"
+ echo " Example: to have 128MB of hugepages available per node in a 2MB huge page system,"
echo " enter '64' to reserve 64 * 2MB pages on each node"
echo > .echo_tmp
@@ -374,7 +376,7 @@ set_numa_pages()
node=$(basename $d)
echo -n "Number of pages for $node: "
read Pages
- echo "echo $Pages > $d/hugepages/hugepages-2048kB/nr_hugepages" >> .echo_tmp
+ echo "echo $Pages > $d/hugepages/hugepages-${HUGEPGSZ}/nr_hugepages" >> .echo_tmp
done
echo "Reserving hugepages"
sudo sh .echo_tmp
--
2.1.0
next prev parent reply other threads:[~2016-03-14 12:16 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-14 12:15 [dpdk-dev] [PATCH 0/2] tools/setup.sh fixes Jerin Jacob
2016-03-14 12:15 ` Jerin Jacob [this message]
2016-03-14 12:15 ` [dpdk-dev] [PATCH 2/2] tools/setup.sh: Support built-in kernel modules Jerin Jacob
2016-03-24 21:02 ` [dpdk-dev] [PATCH 0/2] tools/setup.sh fixes Thomas Monjalon
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