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-rw-r--r--yardstick/benchmark/scenarios/networking/pktgen.py11
1 files changed, 8 insertions, 3 deletions
diff --git a/yardstick/benchmark/scenarios/networking/pktgen.py b/yardstick/benchmark/scenarios/networking/pktgen.py
index a9e7aa6a3..b79b91539 100644
--- a/yardstick/benchmark/scenarios/networking/pktgen.py
+++ b/yardstick/benchmark/scenarios/networking/pktgen.py
@@ -180,6 +180,9 @@ class Pktgen(base.Scenario):
return
for i in range(1, queue_number):
+
+ smp_affinity_mask = format(1 << i, 'x')
+
cmd = "grep 'virtio0-input.%s' /proc/interrupts |" \
"awk '{match($0,/ +[0-9]+/)} " \
"{print substr($1,RSTART,RLENGTH-1)}'" % (i)
@@ -188,7 +191,7 @@ class Pktgen(base.Scenario):
raise RuntimeError(stderr)
cmd = "echo %s | sudo tee /proc/irq/%s/smp_affinity" \
- % (1 << i, int(stdout))
+ % (smp_affinity_mask, int(stdout))
status, stdout, stderr = self.server.execute(cmd)
status, stdout, stderr = self.client.execute(cmd)
if status:
@@ -202,7 +205,7 @@ class Pktgen(base.Scenario):
raise RuntimeError(stderr)
cmd = "echo %s | sudo tee /proc/irq/%s/smp_affinity" \
- % (1 << i, int(stdout))
+ % (smp_affinity_mask, int(stdout))
status, stdout, stderr = self.server.execute(cmd)
status, stdout, stderr = self.client.execute(cmd)
if status:
@@ -226,6 +229,8 @@ class Pktgen(base.Scenario):
return
for i in range(1, queue_number):
+ smp_affinity_mask = format(1 << i, 'x')
+
cmd = "grep '%s-TxRx-%s' /proc/interrupts |" \
"awk '{match($0,/ +[0-9]+/)} " \
"{print substr($1,RSTART,RLENGTH-1)}'" % (self.vnic_name, i)
@@ -234,7 +239,7 @@ class Pktgen(base.Scenario):
raise RuntimeError(stderr)
cmd = "echo %s | sudo tee /proc/irq/%s/smp_affinity" \
- % (1 << i, int(stdout))
+ % (smp_affinity_mask, int(stdout))
status, stdout, stderr = self.server.execute(cmd)
status, stdout, stderr = self.client.execute(cmd)
if status: