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2026-04-18 - 06:26
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 376 highest latencies:
System rack3slot0.osadl.org (updated Sat Apr 18, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1982099980,97cyclictest24251-21kworker/3:322:03:073
17272730,2sleep41982899cyclictest00:21:024
12642720,0sleep50-21swapper/522:12:005
169182630,2sleep61984499cyclictest21:15:156
301722530,0sleep10-21swapper/122:11:481
152842530,0sleep50-21swapper/500:12:305
300382520,0sleep70-21swapper/722:52:557
283072510,0sleep40-21swapper/422:54:444
255562510,0sleep40-21swapper/400:15:014
274742480,1sleep21-21systemd00:20:442
211852480,0sleep30-21swapper/322:22:313
19844994812,0cyclictest0-21swapper/622:03:086
122262480,1sleep712225-21bash00:10:327
202362470,1sleep720219-21bash23:35:327
105382470,0sleep20-21swapper/223:49:522
205242460,0sleep60-21swapper/620:01:006
134142460,1sleep11980299cyclictest00:19:551
101532460,0sleep70-21swapper/721:29:417
98262450,0sleep60-21swapper/600:04:466
80482450,0sleep40-21swapper/423:34:494
55422450,0sleep70-21swapper/700:30:507
55422450,0sleep70-21swapper/700:30:507
326902450,0sleep40-21swapper/422:34:264
260222450,1sleep226018-21bash23:35:512
209272450,1sleep420916-21bash21:09:524
20032450,1sleep12001-21bash21:34:481
110352450,0sleep60-21swapper/600:17:526
55342440,0sleep75524-21sshd23:58:547
35322440,0sleep60-21swapper/623:36:196
152592440,0sleep5561ktimersoftd/523:12:395
274512430,0sleep00-21swapper/023:41:250
274512430,0sleep00-21swapper/023:41:250
192212430,0sleep20-21swapper/222:37:202
122192430,0sleep70-21swapper/721:54:007
46562420,0sleep00-21swapper/022:21:320
321192420,0sleep60-21swapper/622:47:256
304952420,0sleep30-21swapper/322:43:383
239592420,0sleep10-21swapper/122:52:331
1957024229,9sleep70-21swapper/719:04:327
105772420,1sleep110576-21bash21:48:171
75762410,1sleep37574-21grepconf.sh00:32:463
75762410,1sleep37574-21grepconf.sh00:32:463
237272410,0sleep40-21swapper/422:28:174
1958724123,14sleep60-21swapper/619:04:476
1942424130,8sleep40-21swapper/419:02:294
321042400,0sleep50-21swapper/523:54:525
1951624029,8sleep20-21swapper/219:03:472
1947924027,9sleep10-21swapper/119:03:141
1945624028,8sleep00-21swapper/019:02:570
155102400,0sleep60-21swapper/623:35:156
111752400,0sleep30-21swapper/321:42:433
258062390,0sleep60-21swapper/622:56:226
1955023927,8sleep50-21swapper/519:04:145
1937423927,9sleep30-21swapper/319:01:483
19809993535,0cyclictest15721-21kworker/2:022:03:082
1980299330,32cyclictest14776-21kworker/u16:022:03:071
19794993114,0cyclictest0-21swapper/022:03:080
106142310,0sleep10-21swapper/123:59:121
19828992610,1cyclictest49-21ksoftirqd/423:37:204
1985299243,20cyclictest0-21swapper/722:03:077
204192220,1sleep620413-21bash21:19:076
1982899225,1cyclictest49-21ksoftirqd/423:18:254
19836992113,5cyclictest57-21ksoftirqd/521:30:255
1982899219,1cyclictest49-21ksoftirqd/400:19:384
1982899218,3cyclictest49-21ksoftirqd/422:18:284
1982899212,3cyclictest49-21ksoftirqd/421:11:334
26032200,5sleep62600-21sshd00:30:416
19794992017,2cyclictest1-21systemd22:27:590
321652190,0sleep30-21swapper/322:08:143
239042190,0sleep6784-21runrttasks22:13:216
19836991916,3cyclictest57-21ksoftirqd/521:58:435
19836991916,3cyclictest57-21ksoftirqd/521:58:435
1982899196,3cyclictest49-21ksoftirqd/422:08:264
1982899194,3cyclictest49-21ksoftirqd/422:41:504
1982899193,4cyclictest49-21ksoftirqd/423:54:164
1982899193,1cyclictest49-21ksoftirqd/421:21:144
19828991917,1cyclictest49-21ksoftirqd/421:16:514
19828991915,4cyclictest49-21ksoftirqd/423:11:364
19828991913,4cyclictest49-21ksoftirqd/421:52:384
272102180,0sleep00-21swapper/021:34:230
19836991816,1cyclictest57-21ksoftirqd/521:07:205
19836991812,4cyclictest57-21ksoftirqd/523:42:565
19836991812,4cyclictest57-21ksoftirqd/523:42:565
1982899186,1cyclictest49-21ksoftirqd/422:38:504
1982899184,1cyclictest49-21ksoftirqd/423:30:304
1982899183,2cyclictest49-21ksoftirqd/422:59:024
19828991816,1cyclictest49-21ksoftirqd/422:12:194
19828991816,1cyclictest49-21ksoftirqd/422:01:514
19828991816,1cyclictest49-21ksoftirqd/400:05:004
19828991815,1cyclictest49-21ksoftirqd/400:05:574
19828991814,3cyclictest49-21ksoftirqd/423:43:454
19828991814,3cyclictest49-21ksoftirqd/423:43:454
19809991813,1cyclictest29400-21systemd00:15:152
19802991817,1cyclictest25-21ksoftirqd/121:42:321
19836991716,1cyclictest57-21ksoftirqd/522:58:085
19836991715,1cyclictest57-21ksoftirqd/523:39:145
19836991715,1cyclictest57-21ksoftirqd/522:28:215
19836991715,1cyclictest57-21ksoftirqd/521:19:245
19836991715,1cyclictest57-21ksoftirqd/500:33:125
19836991715,1cyclictest57-21ksoftirqd/500:33:125
19836991715,1cyclictest57-21ksoftirqd/500:27:455
19836991714,2cyclictest691-21systemd-logind22:33:475
19836991714,2cyclictest57-21ksoftirqd/521:13:245
19836991713,3cyclictest57-21ksoftirqd/500:19:305
19836991712,4cyclictest57-21ksoftirqd/500:25:285
19836991712,3cyclictest57-21ksoftirqd/521:51:125
1982899175,1cyclictest49-21ksoftirqd/421:57:254
1982899175,1cyclictest49-21ksoftirqd/421:57:254
1982899172,1cyclictest49-21ksoftirqd/422:45:534
19828991716,1cyclictest49-21ksoftirqd/423:45:504
19828991716,1cyclictest49-21ksoftirqd/421:34:454
19828991715,2cyclictest49-21ksoftirqd/421:37:284
19828991715,1cyclictest49-21ksoftirqd/423:20:584
19828991715,1cyclictest49-21ksoftirqd/423:06:414
19828991715,1cyclictest49-21ksoftirqd/421:47:014
19828991715,1cyclictest49-21ksoftirqd/421:41:134
19828991715,1cyclictest49-21ksoftirqd/400:35:144
19828991715,1cyclictest49-21ksoftirqd/400:35:144
19828991715,1cyclictest49-21ksoftirqd/400:26:204
19828991713,1cyclictest49-21ksoftirqd/423:03:074
19828991712,3cyclictest49-21ksoftirqd/422:22:364
19828991712,1cyclictest49-21ksoftirqd/421:26:004
1982899170,2cyclictest49-21ksoftirqd/423:55:554
19802991716,1cyclictest25-21ksoftirqd/123:36:391
19794991715,1cyclictest1-21systemd23:12:050
255952160,1sleep325594-21grepconf.sh00:03:473
19852991614,1cyclictest73-21ksoftirqd/723:23:417
19852991614,1cyclictest73-21ksoftirqd/700:11:027
1983699169,4cyclictest57-21ksoftirqd/521:34:385
19836991614,2cyclictest57-21ksoftirqd/500:10:285
19836991614,1cyclictest57-21ksoftirqd/523:57:465
19836991614,1cyclictest57-21ksoftirqd/523:23:035
19836991614,1cyclictest57-21ksoftirqd/523:19:485
19836991614,1cyclictest57-21ksoftirqd/522:42:065
19836991614,1cyclictest57-21ksoftirqd/522:23:535
19836991614,1cyclictest57-21ksoftirqd/522:16:085
19836991614,1cyclictest57-21ksoftirqd/522:01:035
19836991614,1cyclictest57-21ksoftirqd/521:38:015
19836991614,1cyclictest57-21ksoftirqd/521:20:535
19836991613,3cyclictest57-21ksoftirqd/523:28:575
19836991612,3cyclictest57-21ksoftirqd/523:07:435
19836991612,3cyclictest57-21ksoftirqd/522:35:595
19836991612,1cyclictest57-21ksoftirqd/522:49:465
1983699160,1cyclictest57-21ksoftirqd/523:31:475
19820991612,3cyclictest41-21ksoftirqd/323:59:053
19802991615,1cyclictest25-21ksoftirqd/123:27:321
19802991614,1cyclictest25-21ksoftirqd/121:07:411
1980299160,15cyclictest21687-21kworker/1:500:04:281
19794991614,1cyclictest9-21ksoftirqd/021:25:540
19794991613,2cyclictest9479-21systemd23:34:530
128042160,0sleep60-21swapper/623:57:256
323322150,0sleep60-21swapper/621:55:116
310762150,2sleep61984499cyclictest20:20:536
199322150,0sleep70-21swapper/700:03:277
19844991513,1cyclictest65-21ksoftirqd/623:25:006
19844991513,1cyclictest65-21ksoftirqd/622:23:426
19836991513,1cyclictest57-21ksoftirqd/523:50:415
19836991513,1cyclictest57-21ksoftirqd/523:03:335
19836991513,1cyclictest57-21ksoftirqd/521:50:135
19836991513,1cyclictest57-21ksoftirqd/500:03:125
19809991510,3cyclictest33-21ksoftirqd/223:59:022
19802991513,1cyclictest25-21ksoftirqd/121:19:401
19802991511,1cyclictest25-21ksoftirqd/123:43:351
19802991511,1cyclictest25-21ksoftirqd/123:43:351
19794991514,1cyclictest9-21ksoftirqd/023:35:550
19794991512,2cyclictest14753-21sshd21:39:140
167992150,1sleep016800-21bash00:35:160
167992150,1sleep016800-21bash00:35:160
19844991412,1cyclictest65-21ksoftirqd/622:50:476
19844991410,3cyclictest65-21ksoftirqd/623:11:276
1983699148,4cyclictest57-21ksoftirqd/522:51:595
19836991413,1cyclictest57-21ksoftirqd/521:41:025
19836991412,1cyclictest57-21ksoftirqd/522:07:215
19820991412,1cyclictest41-21ksoftirqd/322:56:303
19820991412,1cyclictest41-21ksoftirqd/322:16:333
19820991412,1cyclictest41-21ksoftirqd/322:14:273
19820991410,1cyclictest41-21ksoftirqd/322:49:003
19809991412,1cyclictest33-21ksoftirqd/223:09:202
19809991412,1cyclictest33-21ksoftirqd/200:27:072
19809991411,1cyclictest3365-1kworker/2:0H00:15:572
19802991413,1cyclictest25-21ksoftirqd/123:46:521
19802991413,1cyclictest25-21ksoftirqd/100:23:111
19802991412,1cyclictest25-21ksoftirqd/123:20:391
19802991412,1cyclictest25-21ksoftirqd/100:08:461
19802991410,3cyclictest25-21ksoftirqd/121:53:111
19794991412,2cyclictest24065-21kworker/u16:421:56:140
19794991412,2cyclictest24065-21kworker/u16:421:56:140
19794991412,2cyclictest23313-21kworker/u16:122:51:100
19794991412,2cyclictest22681-21kworker/u16:121:16:520
19794991412,1cyclictest9-21ksoftirqd/022:44:570
19794991412,1cyclictest9-21ksoftirqd/021:44:090
19794991412,1cyclictest9-21ksoftirqd/021:10:480
19794991412,1cyclictest9-21ksoftirqd/000:16:150
19794991411,1cyclictest1-21systemd00:01:530
19794991411,0cyclictest16476-21kworker/0:000:27:310
275502130,0sleep10-21swapper/123:13:231
19852991312,1cyclictest73-21ksoftirqd/723:03:197
19852991312,1cyclictest73-21ksoftirqd/721:44:387
19852991312,1cyclictest73-21ksoftirqd/700:27:267
19852991311,1cyclictest73-21ksoftirqd/723:53:017
19852991311,1cyclictest73-21ksoftirqd/721:50:127
1984499134,4cyclictest0-21swapper/621:45:476
19844991312,1cyclictest65-21ksoftirqd/621:36:156
19844991312,1cyclictest65-21ksoftirqd/600:34:166
19844991312,1cyclictest65-21ksoftirqd/600:34:166
19844991311,1cyclictest65-21ksoftirqd/623:09:416
1984499130,13cyclictest32403-21kworker/6:023:04:126
1984499130,12cyclictest13498-21systemd21:24:196
19820991312,1cyclictest41-21ksoftirqd/323:29:533
19809991311,1cyclictest33-21ksoftirqd/221:33:432
19802991312,1cyclictest25-21ksoftirqd/123:02:301
19802991312,1cyclictest25-21ksoftirqd/121:11:571
19802991311,1cyclictest25-21ksoftirqd/122:57:021
19802991311,1cyclictest25-21ksoftirqd/122:45:111
19802991311,1cyclictest25-21ksoftirqd/122:37:561
19802991311,1cyclictest25-21ksoftirqd/122:22:161
19802991311,1cyclictest25-21ksoftirqd/122:06:111
19802991311,1cyclictest25-21ksoftirqd/121:38:391
19802991311,1cyclictest25-21ksoftirqd/100:30:551
19802991311,1cyclictest25-21ksoftirqd/100:30:551
19802991311,1cyclictest25-21ksoftirqd/100:14:081
1980299130,13cyclictest18290-21kworker/1:321:22:411
1979499137,5cyclictest9-21ksoftirqd/022:10:430
19794991311,2cyclictest6198-21kworker/u16:221:21:260
19794991311,1cyclictest9-21ksoftirqd/022:47:210
19794991311,1cyclictest9-21ksoftirqd/022:34:070
19794991311,1cyclictest9-21ksoftirqd/022:19:050
19794991311,1cyclictest9-21ksoftirqd/022:10:540
19794991311,1cyclictest9-21ksoftirqd/000:05:530
19794991310,3cyclictest1024-21grepconf.sh22:40:060
19794991310,2cyclictest1-21systemd23:54:130
196052130,1sleep019461-21sshd23:27:560
167632130,0sleep30-21swapper/322:33:293
14022130,0sleep20-21swapper/223:28:462
56712120,0sleep70-21swapper/722:34:457
293062120,0sleep21-21systemd22:56:342
239452120,0sleep30-21swapper/322:37:373
216662120,0sleep10-21swapper/119:06:021
1985299128,4cyclictest73-21ksoftirqd/722:56:307
1985299126,4cyclictest22086-21kill21:19:137
19852991210,1cyclictest73-21ksoftirqd/723:28:377
19852991210,1cyclictest73-21ksoftirqd/722:40:287
1985299120,11cyclictest30838-21grepconf.sh23:09:527
19844991210,1cyclictest65-21ksoftirqd/622:29:466
19844991210,1cyclictest65-21ksoftirqd/622:20:066
19844991210,1cyclictest65-21ksoftirqd/600:24:036
19828991210,1cyclictest49-21ksoftirqd/419:15:444
19828991210,1cyclictest49-21ksoftirqd/419:15:444
19820991211,1cyclictest41-21ksoftirqd/323:37:063
19820991211,1cyclictest41-21ksoftirqd/321:37:003
19820991210,1cyclictest41-21ksoftirqd/323:33:273
19820991210,1cyclictest41-21ksoftirqd/321:46:283
19820991210,1cyclictest41-21ksoftirqd/321:27:073
1980999129,2cyclictest6806-21ystemctl21:22:002
1980999128,4cyclictest33-21ksoftirqd/223:51:482
1980999128,3cyclictest33-21ksoftirqd/223:44:362
1980999128,3cyclictest33-21ksoftirqd/223:44:362
19809991211,1cyclictest33-21ksoftirqd/222:52:262
19809991210,1cyclictest33-21ksoftirqd/222:08:212
19809991210,1cyclictest33-21ksoftirqd/221:55:532
19809991210,1cyclictest33-21ksoftirqd/221:55:532
19809991210,1cyclictest33-21ksoftirqd/221:16:432
19809991210,1cyclictest33-21ksoftirqd/200:09:042
1980999120,1cyclictest27512-21sshd00:03:542
1980299128,1cyclictest25-21ksoftirqd/121:57:121
1980299128,1cyclictest25-21ksoftirqd/121:57:121
19802991211,1cyclictest25-21ksoftirqd/123:52:341
19802991211,1cyclictest25-21ksoftirqd/122:32:321
19802991211,1cyclictest25-21ksoftirqd/122:29:451
19802991211,1cyclictest25-21ksoftirqd/122:16:421
19802991211,1cyclictest25-21ksoftirqd/121:30:181
19802991210,1cyclictest25-21ksoftirqd/123:33:471
19802991210,1cyclictest25-21ksoftirqd/123:24:221
19802991210,1cyclictest25-21ksoftirqd/120:55:431
1980299120,12cyclictest0-21swapper/100:29:591
1979499127,1cyclictest4505-21diskstats20:30:560
19794991211,1cyclictest9-21ksoftirqd/000:00:260
19794991211,1cyclictest20590-21kworker/0:423:16:410
19794991210,2cyclictest9-21ksoftirqd/023:48:020
19794991210,1cyclictest9-21ksoftirqd/022:57:280
19794991210,1cyclictest9-21ksoftirqd/021:46:360
19794991210,1cyclictest9-21ksoftirqd/000:24:170
158052120,0sleep30-21swapper/321:22:323
1985299119,1cyclictest73-21ksoftirqd/723:46:147
1985299119,1cyclictest73-21ksoftirqd/723:17:097
1985299119,1cyclictest73-21ksoftirqd/722:25:597
1985299119,1cyclictest73-21ksoftirqd/722:08:427
1985299110,10cyclictest691-21systemd-logind00:20:587
1985299110,10cyclictest19972-21kworker/7:022:11:237
1985299110,10cyclictest18411-21ps22:41:017
1984499119,1cyclictest65-21ksoftirqd/623:53:086
1984499119,1cyclictest65-21ksoftirqd/623:50:066
1984499119,1cyclictest65-21ksoftirqd/623:41:256
1984499119,1cyclictest65-21ksoftirqd/623:41:256
1984499119,1cyclictest65-21ksoftirqd/622:39:446
1984499119,1cyclictest65-21ksoftirqd/621:44:066
1984499119,1cyclictest21093-21systemd-cgroups21:58:126
1984499119,1cyclictest21093-21systemd-cgroups21:58:126
19844991110,1cyclictest65-21ksoftirqd/622:10:066
19844991110,1cyclictest0-21swapper/623:17:216
19828991110,1cyclictest49-21ksoftirqd/421:00:434
19828991110,1cyclictest22394-21kworker/4:219:42:364
1982099119,1cyclictest41-21ksoftirqd/323:52:563
1982099119,1cyclictest41-21ksoftirqd/323:49:413
1982099119,1cyclictest41-21ksoftirqd/323:13:183
1982099119,1cyclictest41-21ksoftirqd/321:34:563
1982099119,1cyclictest41-21ksoftirqd/321:06:173
1982099119,1cyclictest41-21ksoftirqd/300:27:193
19820991110,1cyclictest41-21ksoftirqd/321:18:323
19820991110,1cyclictest41-21ksoftirqd/300:12:413
1982099110,2cyclictest19790-21grepconf.sh23:41:003
1982099110,2cyclictest19790-21grepconf.sh23:41:003
1982099110,11cyclictest6561-21kworker/3:421:52:333
1980999119,1cyclictest686-21dbus-daemon21:29:342
1980999119,1cyclictest33-21ksoftirqd/223:34:552
1980999119,1cyclictest33-21ksoftirqd/223:21:212
1980999119,1cyclictest33-21ksoftirqd/223:05:102
1980999119,1cyclictest33-21ksoftirqd/222:16:042
1980999119,1cyclictest33-21ksoftirqd/200:34:032
1980999119,1cyclictest33-21ksoftirqd/200:34:032
1980999118,3cyclictest33-21ksoftirqd/222:32:262
1980999118,2cyclictest33-21ksoftirqd/221:37:132
1980999117,3cyclictest33-21ksoftirqd/222:24:402
1980999116,2cyclictest686-21dbus-daemon22:28:032
1980999115,4cyclictest33-21ksoftirqd/221:07:362
1980999111,4cyclictest1-21systemd22:49:352
1980999110,2cyclictest25690-21grep21:11:552
1980299113,7cyclictest26264-21sshd23:05:521
19802991110,1cyclictest25-21ksoftirqd/122:47:201
1979499119,1cyclictest9-21ksoftirqd/023:21:410
1979499119,1cyclictest9-21ksoftirqd/023:02:240
1979499119,1cyclictest28887-21kworker/0:421:50:520
19794991110,1cyclictest9-21ksoftirqd/021:10:200
187592118,1sleep773-21ksoftirqd/723:44:467
187592118,1sleep773-21ksoftirqd/723:44:467
53582100,0sleep30-21swapper/323:08:213
1985299109,1cyclictest73-21ksoftirqd/722:22:187
1985299109,1cyclictest73-21ksoftirqd/700:16:027
1985299108,1cyclictest73-21ksoftirqd/722:17:497
1985299108,1cyclictest73-21ksoftirqd/721:59:177
1985299108,1cyclictest73-21ksoftirqd/721:59:177
1985299108,1cyclictest73-21ksoftirqd/721:36:157
1985299108,1cyclictest73-21ksoftirqd/721:34:207
1985299108,1cyclictest73-21ksoftirqd/721:20:547
1985299108,1cyclictest73-21ksoftirqd/721:12:157
1985299108,1cyclictest73-21ksoftirqd/721:06:457
1985299105,4cyclictest73-21ksoftirqd/723:39:597
1984499109,1cyclictest65-21ksoftirqd/621:32:006
1984499108,1cyclictest65-21ksoftirqd/622:43:366
1984499108,1cyclictest65-21ksoftirqd/621:07:366
1984499108,1cyclictest65-21ksoftirqd/600:14:196
1984499108,1cyclictest1-21systemd21:27:336
1984499100,4cyclictest24912-21sshd23:26:196
1984499100,1cyclictest0-21swapper/600:07:106
1982899109,1cyclictest22394-21kworker/4:219:18:204
1982899108,1cyclictest49-21ksoftirqd/420:45:554
1982099109,1cyclictest41-21ksoftirqd/321:57:033
1982099109,1cyclictest41-21ksoftirqd/321:57:033
1982099109,1cyclictest41-21ksoftirqd/300:17:153
1982099108,1cyclictest41-21ksoftirqd/323:04:083
1982099108,1cyclictest41-21ksoftirqd/300:07:293
1982099103,4cyclictest885-21polkitd22:27:293
1980999109,1cyclictest33-21ksoftirqd/222:15:312
1980999108,1cyclictest33-21ksoftirqd/222:41:192
1980999105,1cyclictest13550irq/24-ahci[00021:54:522
1980999103,4cyclictest19437-21systemd23:11:002
1980999100,10cyclictest0-21swapper/220:50:572
1979499109,1cyclictest9-21ksoftirqd/023:08:500
1979499108,1cyclictest9-21ksoftirqd/000:12:340
198529997,1cyclictest73-21ksoftirqd/723:11:127
198529997,1cyclictest73-21ksoftirqd/721:00:437
198529992,3cyclictest3023-21bash22:45:497
198449999,0cyclictest0-21swapper/619:11:156
198449999,0cyclictest0-21swapper/619:11:156
198449997,1cyclictest65-21ksoftirqd/622:33:116
198369997,2cyclictest0-21swapper/519:45:595
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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