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2025-12-24 - 17:32
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot2.osadl.org (updated Wed Dec 24, 2025 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27688602227198,19sleep00-21swapper/007:09:290
27686242221192,19sleep10-21swapper/107:06:281
27686002221169,18sleep30-21swapper/307:06:103
27687692220190,20sleep20-21swapper/207:08:192
2769083998630,15cyclictest2799754-21chrome07:45:012
276908699830,83cyclictest2854561-21kworker/u8:3+efi_rts_wq09:18:243
2769086997029,40cyclictest2851690-21snmp_ryswitch.c08:45:023
2769086995955,3cyclictest2721308-21kworker/u8:2+flush-179:007:35:053
2769076995850,6cyclictest2829857-21/usr/share/muni08:20:120
276907699569,46cyclictest2868793-21kworker/u8:2+efi_rts_wq09:18:220
2769076995047,2cyclictest3009739-21chrome11:45:010
2769086994935,10cyclictest2765462-21kworker/u8:3+flush-179:007:10:233
278168624844,2sleep22772864-21kworker/u8:0+events_unbound07:20:292
2769086994845,2cyclictest3014709-21kworker/u8:0+events_unbound12:25:113
2769076994843,3cyclictest2772864-21kworker/u8:0+flush-179:007:20:150
2769086994736,10cyclictest2912866-21kworker/u8:2+flush-179:009:55:283
2769083994744,1cyclictest2938529-31munin-graph10:20:492
2769086994642,3cyclictest2960293-21kworker/u8:1+flush-179:010:55:123
2769083994640,4cyclictest2956355-21latency_hist10:45:012
2769079994635,10cyclictest2829857-21/usr/share/muni08:20:041
2769079994625,20cyclictest1318-21snmpd09:20:251
2769083994536,8cyclictest2790563-21kworker/2:1+pm07:35:042
2769076994431,12cyclictest2631244-1kworker/0:0H+kblockd09:56:010
2769086994340,2cyclictest2978564-21kworker/u8:0+events_unbound11:10:143
2769086994340,2cyclictest2808161-21kworker/u8:3+flush-179:008:10:103
2769086994339,3cyclictest2808161-21kworker/u8:3+events_unbound08:20:013
2769083994336,6cyclictest2790563-21kworker/2:1+pm08:25:002
2769083994336,5cyclictest2922742-21ntpq10:05:082
2769083994331,1cyclictest2960955-21kworker/2:2+pm11:52:132
2769076994341,1cyclictest2631244-1kworker/0:0H+kblockd11:17:570
2769086994238,3cyclictest2826568-21apt-get08:15:073
2769086994235,5cyclictest2976921-21ntpq11:05:153
2769083994237,3cyclictest2898783-31munin-html09:35:302
2769083994227,14cyclictest2790563-21kworker/2:1+pm08:05:012
2769076994236,4cyclictest2908667-21/usr/share/muni09:50:150
2769086994139,1cyclictest2799728-21ThreadPoolForeg07:45:013
2769086994138,2cyclictest3006968-21kworker/u8:2+events_unbound11:40:253
2769086994128,12cyclictest2860067-21kworker/u8:1+flush-179:008:55:243
2769079994125,9cyclictest2799486-21munin-update07:45:011
2769079994110,31cyclictest2868793-21kworker/u8:2+efi_rts_wq09:18:231
2769086994037,2cyclictest3014709-21kworker/u8:0+flush-179:012:20:143
2769086994037,2cyclictest2755481-21kworker/3:0+pm09:10:003
2769086994036,3cyclictest2854561-21kworker/u8:3+events_unbound09:00:243
2769086994036,3cyclictest2721308-21kworker/u8:2+flush-179:007:15:103
2769083994038,1cyclictest2960955-21kworker/2:2+pm12:15:152
2769083994038,1cyclictest2881879-21kworker/2:0+pm09:55:122
2769083994038,1cyclictest2790563-21kworker/2:1+pm08:15:042
2769083994037,2cyclictest2790563-21kworker/2:1+pm07:50:402
2769083994037,1cyclictest2960955-21kworker/2:2+pm12:31:222
2769083994037,1cyclictest2881879-21kworker/2:0+pm09:25:552
2769083994031,8cyclictest2960955-21kworker/2:2+pm12:36:022
2769079994037,2cyclictest2839866-21apt-get08:30:081
2769086993935,3cyclictest2930231-21kworker/u8:2+flush-179:010:40:133
2769083993937,1cyclictest2960955-21kworker/2:2+pm12:26:152
2769083993937,1cyclictest2960955-21kworker/2:2+pm12:20:282
2769083993937,1cyclictest2881879-21kworker/2:0+pm10:10:242
2769083993937,1cyclictest2790563-21kworker/2:1+pm09:10:122
2769083993936,2cyclictest2960955-21kworker/2:2+pm12:10:382
2769083993936,2cyclictest2790563-21kworker/2:1+pm08:50:042
2769083993935,4cyclictest2790563-21kworker/2:1+pm07:43:242
276908399390,1cyclictest2846668-31munin-html08:35:342
2769079993926,8cyclictest1318-21snmpd12:20:291
2769076993936,2cyclictest2960293-21kworker/u8:1+flush-179:010:50:060
2769076993936,2cyclictest2957030-21ThreadPoolForeg10:45:010
2769086993834,3cyclictest2985669-21kworker/u8:3+events_unbound11:30:173
2769086993834,3cyclictest2960293-21kworker/u8:1+flush-179:012:05:273
2769086993834,3cyclictest2960293-21kworker/u8:1+flush-179:010:50:143
2769086993834,3cyclictest2821541-1kworker/3:0H+kblockd11:45:083
2769086993834,2cyclictest2821541-1kworker/3:0H+kblockd10:10:503
2769083993837,1cyclictest2763944-21kworker/2:0+pm07:25:062
2769083993837,1cyclictest2763944-21kworker/2:0+pm07:10:482
2769083993836,1cyclictest2960955-21kworker/2:2+pm11:55:022
2769083993836,1cyclictest2960955-21kworker/2:2+pm11:15:172
2769083993836,1cyclictest2881879-21kworker/2:0+pm10:46:112
2769083993836,1cyclictest2881879-21kworker/2:0+pm10:25:492
2769083993836,1cyclictest2790563-21kworker/2:1+pm08:48:272
2769083993835,2cyclictest2881879-21kworker/2:0+pm10:15:032
2769083993834,3cyclictest2960955-21kworker/2:2+pm11:22:442
2769083993821,4cyclictest2996433-21/usr/share/muni11:30:022
2769079993834,2cyclictest862735-1kworker/1:0H+kblockd08:00:031
2769079993832,4cyclictest2844169-21ntpq08:35:091
2769079993830,6cyclictest2799476-21latency_hist07:45:001
2769076993834,2cyclictest2631244-1kworker/0:0H+kblockd11:05:120
2769086993734,2cyclictest2881971-21kworker/u8:1+events_unbound09:30:153
2769086993733,3cyclictest2978564-21kworker/u8:0+flush-179:011:20:063
2769083993735,1cyclictest2960955-21kworker/2:2+pm11:40:102
2769083993735,1cyclictest2960955-21kworker/2:2+pm11:00:462
2769083993735,1cyclictest2881879-21kworker/2:0+pm10:00:282
2769083993735,1cyclictest2881879-21kworker/2:0+pm09:51:422
2769083993735,1cyclictest2881879-21kworker/2:0+pm09:40:212
2769083993735,1cyclictest2881879-21kworker/2:0+pm09:31:222
2769083993735,1cyclictest2469657-1kworker/2:2H+kblockd07:30:412
2769083993734,2cyclictest2960955-21kworker/2:2+pm11:05:052
2769083993734,2cyclictest2763944-21kworker/2:0+pm07:15:112
2769083993733,2cyclictest2960955-21kworker/2:2+pm11:45:022
2769083993731,4cyclictest3022717-21/usr/share/muni12:00:032
2769083993728,8cyclictest1318-21snmpd08:05:232
2769079993734,2cyclictest862735-1kworker/1:0H+kblockd11:05:221
2769076993734,2cyclictest2631244-1kworker/0:0H+kblockd11:24:570
2769076993734,2cyclictest2631244-1kworker/0:0H+kblockd10:05:090
2769076993734,2cyclictest2631244-1kworker/0:0H+kblockd08:34:060
2769076993734,2cyclictest2631244-1kworker/0:0H+kblockd08:28:540
2769076993734,2cyclictest2631244-1kworker/0:0H+kblockd08:17:240
2769076993734,2cyclictest2631244-1kworker/0:0H+kblockd08:01:240
2769076993734,2cyclictest2631244-1kworker/0:0H+kblockd07:57:110
2769076993734,2cyclictest2631244-1kworker/0:0H+kblockd07:49:500
2769076993734,2cyclictest2631244-1kworker/0:0H+kblockd07:42:220
2769086993634,1cyclictest2978328-21kworker/3:0+pm11:52:033
2769086993634,1cyclictest2626986-1kworker/3:1H+kblockd07:30:413
2769086993633,3cyclictest3014709-21kworker/u8:0+flush-179:012:10:273
2769086993633,2cyclictest2930231-21kworker/u8:2+flush-179:010:30:163
2769086993632,3cyclictest2930231-21kworker/u8:2+flush-179:010:25:103
2769086993631,3cyclictest2947162-21kworker/u8:4+events_unbound10:45:113
2769086993629,5cyclictest2808719-21ntpq07:55:043
2769083993634,1cyclictest2881879-21kworker/2:0+pm10:35:062
2769083993634,1cyclictest2790563-21kworker/2:1+pm09:15:592
2769083993634,1cyclictest2469657-1kworker/2:2H+kblockd09:21:012
2769083993633,2cyclictest2790563-21kworker/2:1+pm08:40:442
276908399360,2cyclictest2841276-31munin-graph08:31:232
2769079993634,1cyclictest862735-1kworker/1:0H+kblockd07:23:571
2769079993633,2cyclictest862735-1kworker/1:0H+kblockd11:40:081
2769079993633,2cyclictest862735-1kworker/1:0H+kblockd08:45:161
2769079993633,2cyclictest2987404-21kworker/1:2+pm12:02:401
2769079993631,4cyclictest2860728-21/usr/share/muni08:55:011
2769079993623,7cyclictest1318-21snmpd08:10:491
2769076993634,1cyclictest2631244-1kworker/0:0H+kblockd07:19:500
2769076993633,2cyclictest2631244-1kworker/0:0H+kblockd11:57:120
2769076993633,2cyclictest2631244-1kworker/0:0H+kblockd11:40:500
2769076993633,2cyclictest2631244-1kworker/0:0H+kblockd10:18:470
2769076993633,2cyclictest2631244-1kworker/0:0H+kblockd09:27:590
2769076993633,2cyclictest2631244-1kworker/0:0H+kblockd09:10:470
2769076993633,2cyclictest2631244-1kworker/0:0H+kblockd09:04:310
2769076993633,2cyclictest2631244-1kworker/0:0H+kblockd08:06:230
2769076993633,2cyclictest2631244-1kworker/0:0H+kblockd07:53:200
2769076993633,2cyclictest2631244-1kworker/0:0H+kblockd07:38:310
2769076993633,2cyclictest2631244-1kworker/0:0H+kblockd07:34:210
2769076993633,1cyclictest2631244-1kworker/0:0H+kblockd11:35:170
2769076993632,2cyclictest2631244-1kworker/0:0H+kblockd08:50:030
2769086993534,1cyclictest2626986-1kworker/3:1H+kblockd07:40:203
2769086993532,2cyclictest2881971-21kworker/u8:1+flush-179:009:40:053
2769086993532,2cyclictest2821541-1kworker/3:0H+kblockd08:32:143
2769086993532,2cyclictest2772864-21kworker/u8:0+flush-179:009:20:053
2769086993531,3cyclictest2854561-21kworker/u8:3+flush-179:008:50:123
2769086993531,3cyclictest2821541-1kworker/3:0H+kblockd11:35:043
2769086993530,4cyclictest1318-21snmpd09:35:043
2769086993520,2cyclictest1318-21snmpd09:25:573
2769083993534,1cyclictest2790563-21kworker/2:1+pm08:11:052
2769083993533,1cyclictest2960955-21kworker/2:2+pm11:36:022
2769083993533,1cyclictest2881879-21kworker/2:0+pm10:31:192
2769083993533,1cyclictest2790563-21kworker/2:1+pm08:55:292
2769083993533,1cyclictest2790563-21kworker/2:1+pm08:26:192
2769083993533,1cyclictest2469657-1kworker/2:2H+kblockd07:55:492
2769083993516,18cyclictest2903675-21munin-update09:45:022
2769083993516,18cyclictest2903675-21munin-update09:45:022
276908399351,2cyclictest2982580-31munin-html11:10:352
2769079993533,1cyclictest862735-1kworker/1:0H+kblockd11:20:591
2769079993533,1cyclictest862735-1kworker/1:0H+kblockd07:35:061
2769079993532,2cyclictest862735-1kworker/1:0H+kblockd07:25:411
2769079993529,5cyclictest1318-21snmpd09:45:421
2769079993529,5cyclictest1318-21snmpd09:45:421
2769079993528,6cyclictest1318-21snmpd09:39:151
2769076993533,1cyclictest2631244-1kworker/0:0H+kblockd12:38:360
2769076993533,1cyclictest2631244-1kworker/0:0H+kblockd12:14:020
2769076993533,1cyclictest2631244-1kworker/0:0H+kblockd12:05:270
2769076993533,1cyclictest2631244-1kworker/0:0H+kblockd10:59:080
2769076993533,1cyclictest2631244-1kworker/0:0H+kblockd10:13:450
2769076993533,1cyclictest2631244-1kworker/0:0H+kblockd09:24:150
2769076993533,1cyclictest2631244-1kworker/0:0H+kblockd08:59:020
2769076993532,2cyclictest2631244-1kworker/0:0H+kblockd12:32:160
2769076993532,2cyclictest2631244-1kworker/0:0H+kblockd12:20:110
2769076993532,2cyclictest2631244-1kworker/0:0H+kblockd10:38:070
2769076993532,2cyclictest2631244-1kworker/0:0H+kblockd08:48:370
2769076993532,2cyclictest2631244-1kworker/0:0H+kblockd08:38:190
2769076993531,2cyclictest2631244-1kworker/0:0H+kblockd08:40:050
2769076993530,3cyclictest2631244-1kworker/0:0H+kblockd10:40:000
28454802340,1sleep30-21swapper/308:35:153
2769086993432,1cyclictest2755481-21kworker/3:0+pm09:12:463
2769086993431,2cyclictest2947031-21kworker/u8:1+flush-179:010:35:083
2769086993431,2cyclictest2821541-1kworker/3:0H+kblockd08:28:133
2769086993431,2cyclictest2626986-1kworker/3:1H+kblockd08:05:563
2769086993430,2cyclictest2821541-1kworker/3:0H+kblockd11:15:033
2769083993432,1cyclictest2960955-21kworker/2:2+pm11:28:492
2769083993431,2cyclictest2960955-21kworker/2:2+pm10:55:162
2769079993432,1cyclictest2987404-21kworker/1:2+pm11:49:021
2769079993432,1cyclictest2860344-21kworker/1:0+pm11:17:131
2769079993431,2cyclictest2860344-21kworker/1:0+pm09:09:011
2769079993430,4cyclictest1318-21snmpd11:51:011
2769079993428,4cyclictest2908171-21munin-update09:50:271
2769076993433,1cyclictest2631244-1kworker/0:0H+kblockd09:49:040
2769076993433,1cyclictest2631244-1kworker/0:0H+kblockd09:49:040
2769076993433,1cyclictest2631244-1kworker/0:0H+kblockd09:43:480
2769076993432,1cyclictest2631244-1kworker/0:0H+kblockd12:19:080
2769076993432,1cyclictest2631244-1kworker/0:0H+kblockd10:28:270
2769076993431,2cyclictest2631244-1kworker/0:0H+kblockd11:03:550
2769076993431,2cyclictest2631244-1kworker/0:0H+kblockd10:03:450
2769076993431,2cyclictest2631244-1kworker/0:0H+kblockd09:35:480
2769076993431,2cyclictest2631244-1kworker/0:0H+kblockd07:29:260
2769076993431,2cyclictest2631244-1kworker/0:0H+kblockd07:10:230
2769076993431,1cyclictest2631244-1kworker/0:0H+kblockd11:33:280
2769076993430,3cyclictest2980826-21apt-get11:10:130
2769076993430,2cyclictest1318-21snmpd09:05:020
2769086993331,1cyclictest2978328-21kworker/3:0+pm12:03:353
2769086993330,2cyclictest2772864-21kworker/u8:0+flush-179:007:20:513
2769086993330,2cyclictest1318-21snmpd07:25:093
2769083993331,1cyclictest2790563-21kworker/2:1+pm09:00:462
2769083993330,2cyclictest2960955-21kworker/2:2+pm12:05:032
2769079993331,1cyclictest2673863-21kworker/1:2+pm07:58:461
2769076993331,2cyclictest2631244-1kworker/0:0H+kblockd08:13:090
2769076993331,1cyclictest2631244-1kworker/0:0H+kblockd12:29:250
2769076993331,1cyclictest2631244-1kworker/0:0H+kblockd11:51:580
2769076993330,2cyclictest2631244-1kworker/0:0H+kblockd12:01:420
28870732320,1chrt2887056-21snmp_wlanswitch09:25:031
2769086993229,2cyclictest2820958-21kworker/u8:2+flush-179:008:40:123
2769083993230,1cyclictest2790563-21kworker/2:1+pm09:05:282
2769083993230,1cyclictest1318-21snmpd10:51:482
2769079993230,1cyclictest2860344-21kworker/1:0+pm10:33:381
2769079993230,1cyclictest1318-21snmpd10:29:291
2769079993230,1cyclictest1318-21snmpd08:09:521
2769079993230,1cyclictest1318-21snmpd07:10:411
2769079993229,2cyclictest1318-21snmpd11:04:511
2769076993231,1cyclictest2631244-1kworker/0:0H+kblockd11:26:480
2769076993230,1cyclictest2631244-1kworker/0:0H+kblockd10:34:580
2769086993129,1cyclictest1318-21snmpd12:15:143
2769086993129,1cyclictest1318-21snmpd10:15:463
2769086993129,1cyclictest1318-21snmpd10:07:553
2769086993129,1cyclictest1318-21snmpd10:01:583
2769086993124,5cyclictest2816759-21latency_hist08:05:013
2769079993130,1cyclictest1318-21snmpd11:29:571
2769079993130,1cyclictest1318-21snmpd08:40:471
2769079993129,1cyclictest66610-21ntpd12:19:141
2769079993129,1cyclictest64742-21isc-net-000007:30:491
2769079993129,1cyclictest1318-21snmpd11:55:351
2769079993129,1cyclictest1318-21snmpd10:57:351
2769079993129,1cyclictest1318-21snmpd09:14:331
2769079993129,1cyclictest1318-21snmpd09:01:051
2769079993129,1cyclictest1318-21snmpd08:50:201
2769079993129,1cyclictest1318-21snmpd07:53:001
2769079993128,2cyclictest2950381-21awk10:35:161
2769079993127,2cyclictest862735-1kworker/1:0H+kblockd11:30:131
2769076993129,2cyclictest2631244-1kworker/0:0H+kblockd10:24:410
2769076993129,2cyclictest2631244-1kworker/0:0H+kblockd09:33:300
2769086993028,1cyclictest1318-21snmpd11:55:013
2769086993028,1cyclictest1318-21snmpd11:01:173
2769086993028,1cyclictest1318-21snmpd10:23:523
2769086993027,2cyclictest2890597-21kworker/u8:3+flush-179:009:50:133
2769086993027,2cyclictest2821541-1kworker/3:0H+kblockd12:35:403
2769086993025,4cyclictest3014709-21kworker/u8:0+flush-179:012:30:113
276908699301,27cyclictest2903993-21/usr/share/muni09:45:023
276908699301,27cyclictest2903993-21/usr/share/muni09:45:013
2769079993029,1cyclictest3030789-21kworker/1:0+pm12:27:441
2769079993029,1cyclictest2860344-21kworker/1:0+pm10:53:041
2769079993028,1cyclictest1318-21snmpd12:30:151
2769079993028,1cyclictest1318-21snmpd10:24:411
2769079993028,1cyclictest1318-21snmpd10:14:171
2769079993028,1cyclictest1318-21snmpd10:01:051
2769079993028,1cyclictest1318-21snmpd09:31:121
2769079993027,2cyclictest862735-1kworker/1:0H+kblockd08:25:221
2769079993025,5cyclictest1318-21snmpd09:44:151
2769079993024,5cyclictest1318-21snmpd09:58:491
2769079993019,2cyclictest1318-21snmpd11:36:011
2769086992929,0cyclictest1318-21snmpd07:54:233
2769079992929,0cyclictest1318-21snmpd12:12:001
2769079992927,1cyclictest862735-1kworker/1:0H+kblockd08:15:061
2769079992927,1cyclictest64742-21isc-net-000012:35:491
2769079992927,1cyclictest1318-21snmpd11:10:101
2769079992828,0cyclictest1318-21snmpd10:07:261
2769079992827,1cyclictest1318-21snmpd07:16:061
2769079992826,1cyclictest2953863-21awk10:40:111
2769079992826,1cyclictest1318-21snmpd12:06:151
2769079992727,0cyclictest1318-21snmpd10:48:021
2769086992626,0cyclictest1318-21snmpd11:26:223
2769079992423,1cyclictest1318-21snmpd10:16:051
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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