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authorsharath <sharathkumarboyanapally@gmail.com>2018-10-09 14:59:08 +0530
committersharath <sharathkumarboyanapally@gmail.com>2018-10-09 19:21:12 +0530
commitdd82eab81846cbccaa1ab84c5a9919dc0b41f9c9 (patch)
tree9faf3b5ef55c58541b6cb6d50e3639b69c06af60 /scripts/csit/setup_hugepage.sh
parent31ea86798426cf236d70c9de1944c723a6cb1d95 (diff)
Feat: Migration of CSIT scripts to DMM repo
Change-Id: I4b38cbc9c1d801e3c91ff3d4dd8fed7e747db46e Signed-off-by: sharath <sharathkumarboyanapally@gmail.com>
Diffstat (limited to 'scripts/csit/setup_hugepage.sh')
-rwxr-xr-xscripts/csit/setup_hugepage.sh38
1 files changed, 38 insertions, 0 deletions
diff --git a/scripts/csit/setup_hugepage.sh b/scripts/csit/setup_hugepage.sh
new file mode 100755
index 0000000..b03c100
--- /dev/null
+++ b/scripts/csit/setup_hugepage.sh
@@ -0,0 +1,38 @@
+#!/bin/bash -x
+
+# check and setup the hugepages
+SYS_HUGEPAGE=$(cat /sys/kernel/mm/hugepages/hugepages-2048kB/nr_hugepages)
+hugepageFree=$(cat /sys/kernel/mm/hugepages/hugepages-2048kB/free_hugepages)
+
+MOUNT=$(mount | grep /mnt/nstackhuge)
+count=$(mount | grep /mnt/nstackhuge | wc -l)
+
+while [ "${MOUNT}" != "" ] || [ "${count}" -ne 0 ]
+do
+ sudo umount /mnt/nstackhuge
+ sleep 1
+ MOUNT=$(mount | grep /mnt/nstackhuge)
+ count=$[$count -1]
+done
+
+if [ ${SYS_HUGEPAGE} -lt 1536 ] || [ $hugepageFree -eq 0 ]; then
+
+ sock_count=$(lscpu | grep 'Socket(s):' | head -1 | awk '{print $2}')
+ ls -l /sys/devices/system/node/
+
+ while [ "${sock_count}" -ne 0 ]
+ do
+ sock_count=$[$sock_count - 1]
+ echo 1536 | sudo tee /sys/devices/system/node/node"$sock_count"/hugepages/hugepages-2048kB/nr_hugepages
+ done
+
+ sudo mkdir -p /mnt/nstackhuge
+ sudo mount -t hugetlbfs -o pagesize=2M none /mnt/nstackhuge/
+ test $? -eq 0 || exit 1
+else
+ sudo mkdir -p /mnt/nstackhuge
+ sudo mount -t hugetlbfs -o pagesize=2M none /mnt/nstackhuge/
+fi
+
+cat /proc/meminfo
+exit 0