1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
|
AT_BANNER([PMD Auto Load Balance])
m4_divert_push([PREPARE_TESTS])
m4_divert_pop([PREPARE_TESTS])
m4_define([DUMMY_NUMA], [--dummy-numa="0,0"])
dnl CHECK_ALB_PARAM([param], [value], [+line])
dnl
dnl Waits for ALB logs for 'param' in logs and checks if value matches
dnl 'value'. Checking starts from line number 'line' in ovs-vswithd.log.
m4_define([CHECK_ALB_PARAM], [
line_st=$3
if [[ -z "$line_st" ]]
then
line_st="+0"
fi
OVS_WAIT_UNTIL([tail -n $line_st ovs-vswitchd.log | grep "PMD auto load balance $1 set to"])
AT_CHECK([tail -n $line_st ovs-vswitchd.log dnl
| sed -n "s#.*\(PMD auto load balance $1 set to.*\)#\1#p" | tail -1], [0], [dnl
PMD auto load balance $1 set to $2
])
])
AT_SETUP([ALB - default state])
OVS_VSWITCHD_START
OVS_WAIT_UNTIL([grep "PMD auto load balance is disabled" ovs-vswitchd.log])
OVS_VSWITCHD_STOP
AT_CLEANUP
AT_SETUP([ALB - enable/disable])
OVS_VSWITCHD_START([add-port br0 p0 \
-- set Interface p0 type=dummy-pmd options:n_rxq=1 \
-- set Open_vSwitch . other_config:pmd-cpu-mask=1 \
-- set open_vswitch . other_config:pmd-auto-lb="true"],
[], [], [DUMMY_NUMA])
OVS_WAIT_UNTIL([grep "PMD auto load balance is enabled" ovs-vswitchd.log])
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb="false"])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance is disabled"])
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb="true"])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance is enabled"])
OVS_VSWITCHD_STOP
AT_CLEANUP
AT_SETUP([ALB - min num PMD/RxQ])
OVS_VSWITCHD_START([add-port br0 p0 \
-- set Interface p0 type=dummy-pmd options:n_rxq=2 \
-- set Open_vSwitch . other_config:pmd-cpu-mask=1 \
-- set open_vswitch . other_config:pmd-auto-lb="true" \
-- set open_vswitch . other_config:pmd-auto-lb-load-threshold=0],
[], [], [DUMMY_NUMA])
OVS_WAIT_UNTIL([grep "PMD auto load balance is enabled" ovs-vswitchd.log])
AT_CHECK([ovs-appctl vlog/set dpif_netdev:dbg])
# 1 pmds 2 rxqs
get_log_next_line_num
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance nothing to do, not enough non-isolated PMDs or RxQs."])
# 2 pmds 2 rxq
get_log_next_line_num
AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-cpu-mask=0x3])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "There are 2 pmd threads on numa node"])
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance nothing to do, not enough non-isolated PMDs or RxQs."])
# 2 pmds 3 rxqs
get_log_next_line_num
AT_CHECK([ovs-vsctl set interface p0 options:n_rxq=3])
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance performing dry run."])
# 1 pmds 3 rxqs
get_log_next_line_num
AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-cpu-mask=0x1])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "There are 1 pmd threads on numa node"])
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance nothing to do, not enough non-isolated PMDs or RxQs."])
# Same config as last time
get_log_next_line_num
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance nothing to do, no configuration changes since last check."])
OVS_VSWITCHD_STOP
AT_CLEANUP
AT_SETUP([ALB - cross-numa])
OVS_VSWITCHD_START([add-port br0 p0 \
-- set Interface p0 type=dummy-pmd options:n_rxq=4 \
-- set Interface p0 options:numa_id=0 \
-- set Open_vSwitch . other_config:pmd-cpu-mask=0x3 \
-- set open_vswitch . other_config:pmd-rxq-assign=group \
-- set open_vswitch . other_config:pmd-rxq-isolate=false \
-- set open_vswitch . other_config:pmd-auto-lb="true" \
-- set open_vswitch . other_config:pmd-auto-lb-load-threshold=0],
[], [], [--dummy-numa 1,2,1,2])
OVS_WAIT_UNTIL([grep "PMD auto load balance is enabled" ovs-vswitchd.log])
AT_CHECK([ovs-appctl vlog/set dpif_netdev:dbg])
# no pinned rxqs - cross-numa pmd could change
get_log_next_line_num
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance performing dry run."])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance detected cross-numa polling"])
# all pinned rxqs - cross-numa pmd will not change
AT_CHECK([ovs-vsctl set Interface p0 other_config:pmd-rxq-affinity='0:0,1:0,2:1,3:1'])
get_log_next_line_num
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance performing dry run."])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "Variance improvement 0%."])
# mix of pinned (non-isolated) and non-pinned rxqs - cross-numa pmd could change
AT_CHECK([ovs-vsctl remove Interface p0 other_config pmd-rxq-affinity])
AT_CHECK([ovs-vsctl set Interface p0 other_config:pmd-rxq-affinity='0:0,1:0,2:1'])
get_log_next_line_num
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance performing dry run."])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance detected cross-numa polling"])
# mix of pinned (isolated) and non-pinned rxqs - cross-numa pmd could change
AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-cpu-mask=0xf])
AT_CHECK([ovs-vsctl set Interface p0 options:n_rxq=6])
AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-rxq-isolate=true])
get_log_next_line_num
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance performing dry run."])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance detected cross-numa polling"])
OVS_VSWITCHD_STOP
AT_CLEANUP
AT_SETUP([ALB - PMD/RxQ assignment type])
OVS_VSWITCHD_START([add-port br0 p0 \
-- set Interface p0 type=dummy-pmd options:n_rxq=3 \
-- set Open_vSwitch . other_config:pmd-cpu-mask=3 \
-- set open_vswitch . other_config:pmd-auto-lb="true" \
-- set open_vswitch . other_config:pmd-auto-lb-load-threshold=0],
[], [], [DUMMY_NUMA])
OVS_WAIT_UNTIL([grep "PMD auto load balance is enabled" ovs-vswitchd.log])
# Change assignment type
get_log_next_line_num
AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-rxq-assign=roundrobin])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "mode changed to: 'roundrobin'"])
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb="false"])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance is disabled"])
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb="true"])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance is enabled"])
# Change back assignment type
get_log_next_line_num
AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-rxq-assign=cycles])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "mode changed to: 'cycles'"])
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb="false"])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance is disabled"])
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb="true"])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance is enabled"])
get_log_next_line_num
AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-rxq-assign=group])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "mode changed to: 'group'"])
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb="false"])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance is disabled"])
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb="true"])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance is enabled"])
# Enable debug and test dryrun config checks
AT_CHECK([ovs-appctl vlog/set dpif_netdev:dbg])
# Just to be sure it is still set to group
AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-rxq-assign=group])
get_log_next_line_num
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance performing dry run."])
get_log_next_line_num
AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-rxq-assign=cycles])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "mode changed to: 'cycles'"])
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance performing dry run."])
get_log_next_line_num
AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-rxq-assign=roundrobin])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "mode changed to: 'roundrobin'"])
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance nothing to do, pmd-rxq-assign=roundrobin assignment type configured."])
get_log_next_line_num
AT_CHECK([ovs-vsctl set Open_vSwitch . other_config:pmd-rxq-assign=group])
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "mode changed to: 'group'"])
ovs-appctl time/warp 600000 10000
OVS_WAIT_UNTIL([tail -n +$LINENUM ovs-vswitchd.log | grep "PMD auto load balance performing dry run."])
OVS_VSWITCHD_STOP
AT_CLEANUP
AT_SETUP([ALB - interval param])
OVS_VSWITCHD_START
OVS_WAIT_UNTIL([grep "PMD auto load balance is disabled" ovs-vswitchd.log])
# Check default
CHECK_ALB_PARAM([interval], [1 mins], [])
# Set new value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-rebal-interval="10"])
CHECK_ALB_PARAM([interval], [10 mins], [+$LINENUM])
# Set min value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-rebal-interval="1"])
CHECK_ALB_PARAM([interval], [1 mins], [+$LINENUM])
# Set max value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-rebal-interval="20000"])
CHECK_ALB_PARAM([interval], [20000 mins], [+$LINENUM])
# Set below min value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-rebal-interval="0"])
CHECK_ALB_PARAM([interval], [1 mins], [+$LINENUM])
# Set new value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-rebal-interval="100"])
CHECK_ALB_PARAM([interval], [100 mins], [+$LINENUM])
# Set above max value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-rebal-interval="20001"])
CHECK_ALB_PARAM([interval], [1 mins], [+$LINENUM])
# Set new value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-rebal-interval="1000"])
CHECK_ALB_PARAM([interval], [1000 mins], [+$LINENUM])
# Set Negative value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-rebal-interval="-1"])
CHECK_ALB_PARAM([interval], [1 mins], [+$LINENUM])
OVS_VSWITCHD_STOP
AT_CLEANUP
AT_SETUP([ALB - improvement param])
OVS_VSWITCHD_START
OVS_WAIT_UNTIL([grep "PMD auto load balance is disabled" ovs-vswitchd.log])
# Check default
CHECK_ALB_PARAM([improvement threshold], [25%], [])
# Set new value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-improvement-threshold=60])
CHECK_ALB_PARAM([improvement threshold], [60%], [+$LINENUM])
# Set min value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-improvement-threshold=0])
CHECK_ALB_PARAM([improvement threshold], [0%], [+$LINENUM])
# Set below min value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-improvement-threshold=-1])
CHECK_ALB_PARAM([improvement threshold], [25%], [+$LINENUM])
# Set max value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-improvement-threshold=100])
CHECK_ALB_PARAM([improvement threshold], [100%], [+$LINENUM])
# Set above max value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-improvement-threshold=101])
CHECK_ALB_PARAM([improvement threshold], [25%], [+$LINENUM])
OVS_VSWITCHD_STOP
AT_CLEANUP
AT_SETUP([ALB - load param])
OVS_VSWITCHD_START
OVS_WAIT_UNTIL([grep "PMD auto load balance is disabled" ovs-vswitchd.log])
# Check default
CHECK_ALB_PARAM([load threshold], [95%], [])
# Set to new value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-load-threshold=70])
CHECK_ALB_PARAM([load threshold], [70%], [+$LINENUM])
# Set to min value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-load-threshold=0])
CHECK_ALB_PARAM([load threshold], [0%], [+$LINENUM])
# Set to below min
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-load-threshold=-1])
CHECK_ALB_PARAM([load threshold], [95%], [+$LINENUM])
# Set to max
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-load-threshold=100])
CHECK_ALB_PARAM([load threshold], [100%], [+$LINENUM])
# Set above max value
get_log_next_line_num
AT_CHECK([ovs-vsctl set open_vswitch . other_config:pmd-auto-lb-load-threshold=101])
CHECK_ALB_PARAM([load threshold], [95%], [+$LINENUM])
OVS_VSWITCHD_STOP
AT_CLEANUP
|
