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2025-10-19 - 20:44
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Sun Oct 19, 2025 12:43:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2036890993415,8cyclictest2184466-21ssh09:25:330
2036890993317,8cyclictest2198312-21ssh09:39:400
2036890993317,8cyclictest2198312-21ssh09:39:400
203689099321,3cyclictest2101294-21cut08:10:190
203689099320,4cyclictest2344893-21tr11:35:160
203689099310,4cyclictest2172455-21ssh09:17:230
203689099308,10cyclictest2272939-21ssh10:36:350
2036890993018,11cyclictest2160293-21diskmemload11:31:100
203689099301,1cyclictest0-21swapper/011:20:180
203689099300,2cyclictest2388455-21taskset12:08:310
203689099300,2cyclictest2178729-21ssh09:22:240
2036890992916,12cyclictest2241729-21ssh10:12:300
203689099291,27cyclictest2160293-21diskmemload10:49:210
203689099291,20cyclictest2160293-21diskmemload10:08:480
203689099291,1cyclictest0-21swapper/009:46:010
203689099290,20cyclictest2298453-21ssh10:57:350
203689099290,1cyclictest0-21swapper/010:27:020
203689599288,1cyclictest0-21swapper/211:25:012
203689599281,20cyclictest0-21swapper/211:10:132
2036890992820,7cyclictest2242830-21apt-get10:15:120
2036890992817,9cyclictest2405905-21rm12:20:210
203689099281,20cyclictest0-21swapper/011:26:400
203689099280,2cyclictest2160293-21diskmemload09:51:020
203689099280,20cyclictest2355313-21ssh11:40:480
203689599271,22cyclictest2108888-21apt-get08:20:142
2036890992718,8cyclictest2160293-21diskmemload11:14:520
2036890992716,10cyclictest2299724-21df11:00:150
2036890992715,11cyclictest2139664-21wc08:50:000
203689099271,2cyclictest2160293-21diskmemload12:35:190
203689099271,25cyclictest2160293-21diskmemload12:01:160
203689099271,25cyclictest2160293-21diskmemload12:01:150
203689099270,2cyclictest0-21swapper/010:30:130
203689099270,26cyclictest0-21swapper/009:13:430
203689099270,21cyclictest2160293-21diskmemload12:17:350
203689099270,20cyclictest2160293-21diskmemload09:30:070
203689099270,20cyclictest2160293-21diskmemload09:30:070
203689099270,20cyclictest0-21swapper/011:47:060
203689099270,20cyclictest0-21swapper/011:47:060
203689099270,1cyclictest2375389-21ssh11:57:080
203689099270,1cyclictest2375389-21ssh11:57:080
203689099270,19cyclictest2368251-21ssh11:50:450
203689799262,22cyclictest2382929-21apt-get12:05:163
203689599262,20cyclictest2082980-21apt-get07:55:102
203689599261,23cyclictest2278323-21ld10:40:202
203689599261,22cyclictest2363628-21apt-get11:50:122
203689599261,21cyclictest2255421-21apt-get10:25:132
2036890992619,6cyclictest2160293-21diskmemload12:10:200
203689099260,1cyclictest0-21swapper/011:06:380
203689099260,1cyclictest0-21swapper/008:20:230
203689799252,21cyclictest2211305-21apt-get09:50:143
203689799251,22cyclictest683-21runrttasks12:20:193
203689599252,20cyclictest2155503-21apt-get09:05:142
2036895992520,2cyclictest2098240-21apt-get08:10:132
203689599251,23cyclictest2272060-21ntpq10:35:232
203689599251,21cyclictest2077884-21apt-get07:50:132
203689599251,21cyclictest2042231-21apt-get07:15:112
203689599250,23cyclictest2062330-21cron07:34:592
203689599250,21cyclictest2167353-21ssh09:15:142
203689299251,21cyclictest2356979-21apt-get11:45:151
203689299251,21cyclictest2356979-21apt-get11:45:151
203689299251,21cyclictest2114388-21apt-get08:25:131
203689099252,20cyclictest2145323-21apt-get08:55:120
2036890992517,7cyclictest2160293-21diskmemload10:21:060
2036890992516,8cyclictest2416017-21ssh12:30:200
2036890992515,9cyclictest2287451-21irqcore10:50:160
2036890992515,9cyclictest2278952-21ssh10:40:410
203689099250,20cyclictest2160293-21diskmemload11:15:190
203689099250,1cyclictest0-21swapper/012:29:250
203689799242,2cyclictest2312636-21apt-get11:10:133
2036897992419,4cyclictest0-21swapper/311:02:303
203689799241,20cyclictest2350669-21apt-get11:40:123
2036895992420,2cyclictest2420774-21apt-get12:35:132
2036895992420,2cyclictest2198752-21apt-get09:40:122
2036895992420,2cyclictest2140224-21apt-get08:50:112
2036895992419,3cyclictest2399590-21ssh12:15:232
2036895992418,4cyclictest2362879-21cron11:50:002
2036895992418,4cyclictest2362879-21cron11:49:592
203689599241,3cyclictest2299571-21apt-get11:00:142
203689599241,3cyclictest2160293-21diskmemload11:35:172
203689599241,3cyclictest0-21swapper/212:29:212
203689599241,20cyclictest0-21swapper/210:10:062
203689599241,20cyclictest0-21swapper/209:35:122
203689599241,20cyclictest0-21swapper/209:35:112
203689599240,23cyclictest2181518-21kthreadcore09:25:202
203689599240,22cyclictest2406696-21ssh12:21:252
203689599240,21cyclictest0-21swapper/210:05:162
203689599240,20cyclictest2389235-21ssh12:10:122
203689599240,20cyclictest0-21swapper/208:05:132
203689299241,20cyclictest2274330-21apt-get10:40:131
203689299241,20cyclictest2160293-21diskmemload12:20:071
2036890992420,3cyclictest2719-21cron09:10:000
2036890992418,5cyclictest2160293-21diskmemload09:41:560
2036890992416,7cyclictest2228965-21ssh10:01:560
2036890992414,9cyclictest2068198-21irqcore07:40:180
203689099241,21cyclictest2047101-21turbostat07:20:000
2036890992412,11cyclictest0-21swapper/007:45:170
2036897992320,2cyclictest2160293-21diskmemload10:24:023
2036897992319,2cyclictest2319061-21df_inode11:15:163
2036897992319,2cyclictest2230280-21apt-get10:05:163
2036897992319,2cyclictest0-21swapper/307:45:123
2036897992319,2cyclictest0-21swapper/307:30:123
2036897992318,3cyclictest2338468-21hddtemp_smartct11:30:143
2036897992317,4cyclictest2109376-21sed08:20:193
203689799231,2cyclictest2274336-21ssh10:40:113
203689799231,2cyclictest0-21swapper/307:40:143
203689799231,20cyclictest2418677-21uname12:30:263
203689799231,20cyclictest2160293-21diskmemload12:01:083
203689799231,20cyclictest2160293-21diskmemload12:01:083
203689799231,20cyclictest0-21swapper/311:25:143
203689799231,20cyclictest0-21swapper/310:50:073
203689799231,20cyclictest0-21swapper/309:35:013
203689799231,20cyclictest0-21swapper/309:35:003
203689799231,19cyclictest0-21swapper/312:10:003
203689799230,22cyclictest2414102-21ssh12:29:513
203689799230,21cyclictest2261443-21munin-run10:30:003
203689799230,21cyclictest2160293-21diskmemload09:20:013
203689799230,21cyclictest0-21swapper/307:15:113
203689799230,20cyclictest0-21swapper/309:00:153
2036895992319,2cyclictest2338083-21ssh11:30:122
2036895992319,2cyclictest2160293-21diskmemload10:20:012
2036895992319,2cyclictest2088083-21apt-get08:00:122
2036895992318,3cyclictest2376598-21/usr/sbin/munin12:00:182
2036895992318,3cyclictest2376598-21/usr/sbin/munin12:00:182
2036895992317,4cyclictest2331713-21awk11:25:002
203689599231,2cyclictest2186196-21apt-get09:30:142
203689599231,2cyclictest2186196-21apt-get09:30:142
203689599231,2cyclictest2160293-21diskmemload12:07:102
203689599231,21cyclictest2160293-21diskmemload09:11:512
203689599231,21cyclictest0-21swapper/207:13:202
203689599230,22cyclictest2178161-21ssh09:20:312
203689599230,21cyclictest2287197-21tune2fs10:50:152
203689599230,21cyclictest0-21swapper/207:25:132
203689599230,20cyclictest2414498-21ssh12:30:152
203689599230,20cyclictest2160293-21diskmemload10:00:082
203689599230,20cyclictest0-21swapper/211:40:142
2036892992319,2cyclictest2160293-21diskmemload09:11:511
2036892992319,2cyclictest2067710-21apt-get07:40:141
2036892992318,3cyclictest2236401-21grep10:10:001
203689299231,2cyclictest2057533-21apt-get07:30:141
203689299231,21cyclictest2160293-21diskmemload09:16:251
203689299231,20cyclictest2160293-21diskmemload10:02:571
203689299230,3cyclictest2344506-21cpuspeed_turbos11:35:121
203689299230,20cyclictest2173576-21apt-get09:20:121
203689299230,20cyclictest2160293-21diskmemload11:40:031
203689299230,20cyclictest0-21swapper/107:45:121
2036890992319,2cyclictest2217657-21apt-get09:55:140
203689099230,23cyclictest0-21swapper/007:20:130
2036897992219,2cyclictest2286159-21ssh10:48:343
2036897992219,2cyclictest2228927-21ssh10:01:493
2036897992219,2cyclictest2160293-21diskmemload11:08:473
2036897992219,2cyclictest2160293-21diskmemload09:27:083
2036897992219,2cyclictest2160293-21diskmemload09:10:373
2036897992219,1cyclictest0-21swapper/308:15:133
2036897992217,4cyclictest2241481-21ssh10:11:433
203689799221,2cyclictest2167345-21apt-get09:15:153
203689799221,20cyclictest2160293-21diskmemload10:33:333
203689799220,2cyclictest2268283-21tune2fs10:35:173
203689799220,2cyclictest2160293-21diskmemload09:41:353
203689799220,21cyclictest2400097-21ssh12:15:333
203689799220,20cyclictest2344393-21ssh11:35:133
203689799220,20cyclictest0-21swapper/308:45:113
203689799220,19cyclictest0-21swapper/307:10:163
2036895992219,2cyclictest2160293-21diskmemload09:52:042
2036895992219,2cyclictest0-21swapper/209:55:382
2036895992218,3cyclictest2248136-21ssh10:17:552
2036895992218,2cyclictest0-21swapper/207:40:142
203689599221,20cyclictest2160293-21diskmemload11:16:002
203689599221,20cyclictest0-21swapper/211:56:112
203689599221,20cyclictest0-21swapper/211:56:102
203689599220,2cyclictest2160293-21diskmemload11:06:572
203689599220,21cyclictest2262701-21ps10:30:182
203689599220,20cyclictest2160293-21diskmemload09:46:152
203689599220,20cyclictest0-21swapper/208:20:012
203689299222,1cyclictest0-21swapper/111:57:401
203689299222,1cyclictest0-21swapper/111:57:391
2036892992220,1cyclictest2284725-21ssh10:45:241
2036892992219,2cyclictest2236566-21ssh10:10:131
2036892992219,2cyclictest2160293-21diskmemload12:01:511
2036892992219,2cyclictest2160293-21diskmemload12:01:501
2036892992219,2cyclictest2160293-21diskmemload10:27:421
2036892992219,2cyclictest2160293-21diskmemload09:48:351
2036892992219,1cyclictest0-21swapper/112:25:131
2036892992218,2cyclictest2082719-21munin-run07:55:001
2036892992218,2cyclictest0-21swapper/110:20:151
203689299221,20cyclictest2160293-21diskmemload10:57:531
203689299221,20cyclictest0-21swapper/111:27:001
203689299220,3cyclictest2097960-21cron08:10:001
203689299220,3cyclictest0-21swapper/110:30:181
203689299220,2cyclictest2190296-21ssh09:30:261
203689299220,2cyclictest2190296-21ssh09:30:261
203689299220,21cyclictest2343194-21ssh11:32:161
203689299220,21cyclictest2160293-21diskmemload12:12:171
203689299220,20cyclictest2421285-21irqcore12:35:171
203689299220,19cyclictest0-21swapper/111:00:001
2036890992218,3cyclictest0-21swapper/007:25:130
2036890992218,2cyclictest2150405-21apt-get09:00:140
2036890992218,2cyclictest2103341-21apt-get08:15:140
2036890992213,7cyclictest0-21swapper/007:30:130
203689099221,20cyclictest0-21swapper/008:30:130
2036890992211,9cyclictest2145038-21cron08:55:000
2036897992119,1cyclictest2129648-21apt-get08:40:113
2036897992118,2cyclictest2360872-21ntpq11:45:233
2036897992118,2cyclictest2360872-21ntpq11:45:223
2036897992116,4cyclictest2192483-21/usr/sbin/munin09:35:153
2036897992116,4cyclictest2192483-21/usr/sbin/munin09:35:143
203689799211,19cyclictest0-21swapper/312:39:403
203689799210,20cyclictest2205108-21grep09:45:133
203689799210,20cyclictest0-21swapper/310:55:123
203689799210,20cyclictest0-21swapper/309:55:373
203689799210,20cyclictest0-21swapper/308:12:283
203689799210,20cyclictest0-21swapper/307:35:233
203689799210,1cyclictest0-21swapper/311:50:133
2036895992119,1cyclictest2160293-21diskmemload10:55:172
2036895992117,2cyclictest0-21swapper/207:35:142
203689599211,1cyclictest0-21swapper/208:40:122
203689599210,20cyclictest64-21kcompactd008:56:012
2036892992119,1cyclictest0-21swapper/111:20:401
2036892992119,1cyclictest0-21swapper/111:10:031
2036892992119,1cyclictest0-21swapper/111:05:011
2036892992119,1cyclictest0-21swapper/107:10:161
2036892992118,2cyclictest2217665-21ssh09:55:141
2036892992118,2cyclictest2160293-21diskmemload09:35:051
2036892992118,2cyclictest2160293-21diskmemload09:35:051
2036892992118,2cyclictest2150138-21munin-run09:00:001
2036892992118,2cyclictest1-21systemd08:20:011
2036892992118,1cyclictest2267978-21ssh10:35:101
2036892992117,2cyclictest2052434-21apt-get07:25:131
203689299210,2cyclictest2385201-21kthreadcore12:05:221
203689299210,2cyclictest2160293-21diskmemload12:33:541
203689299210,20cyclictest2184459-21ssh09:25:301
203689299210,20cyclictest2160293-21diskmemload11:16:241
203689299210,20cyclictest2160293-21diskmemload09:53:021
203689299210,20cyclictest0-21swapper/112:17:481
203689299210,20cyclictest0-21swapper/110:15:571
203689299210,20cyclictest0-21swapper/107:22:291
203689299210,1cyclictest2103085-21idleruntime-cro08:15:011
203689299210,1cyclictest0-21swapper/111:51:191
203689299210,19cyclictest0-21swapper/109:40:021
2036890992118,1cyclictest2088087-21taskset08:00:130
2036890992111,9cyclictest2037431-21gltestperf07:10:180
2036897992018,1cyclictest64-21kcompactd008:52:153
2036897992018,1cyclictest2124321-21cron08:35:003
203689799200,1cyclictest0-21swapper/307:25:103
2036892992018,1cyclictest0-21swapper/109:00:141
2036892992018,1cyclictest0-21swapper/108:40:111
2036892992018,1cyclictest0-21swapper/108:00:121
203689299200,1cyclictest0-21swapper/108:20:141
203689299200,19cyclictest0-21swapper/110:51:181
203689099207,12cyclictest2078175-21gltestperf07:50:150
2036890992018,1cyclictest0-21swapper/008:40:110
2036890992018,1cyclictest0-21swapper/008:35:130
2036890992016,2cyclictest2093161-21apt-get08:05:130
2036897991917,1cyclictest0-21swapper/308:25:133
2036897991917,1cyclictest0-21swapper/308:03:193
2036895991917,1cyclictest2073281-21ps07:45:162
2036895991917,1cyclictest0-21swapper/208:25:552
2036895991915,2cyclictest2047358-21apt-get07:20:132
2036895991914,3cyclictest2124606-21apt-get08:35:142
2036892991917,1cyclictest0-21swapper/109:09:271
2036892991915,3cyclictest2083463-21irqcore07:55:141
2036890991917,1cyclictest0-21swapper/007:55:100
2036890991914,4cyclictest245621450irq/127-enp0s29f1:rx-008:26:170
2036897991816,1cyclictest2160305-21ssh09:10:003
2036897991816,1cyclictest0-21swapper/307:20:143
2036897991814,2cyclictest0-21swapper/307:50:133
203689099187,8cyclictest245621450irq/127-enp0s29f1:rx-007:35:140
2036897991716,0cyclictest0-21swapper/308:35:143
2036895991715,1cyclictest0-21swapper/208:45:122
2036895991715,1cyclictest0-21swapper/208:31:172
2036892991715,1cyclictest0-21swapper/108:45:121
2036892991713,3cyclictest2047079-21cron07:20:001
2036897991615,1cyclictest0-21swapper/308:55:123
2036897991613,2cyclictest2036885-21cyclictest07:55:133
2036892991614,1cyclictest0-21swapper/108:50:021
2036892991613,2cyclictest2067437-21cron07:40:001
203689099151,3cyclictest2036893-21cat07:10:010
2036895991412,1cyclictest0-21swapper/209:00:182
203689299129,2cyclictest0-21swapper/108:35:161
203689299118,2cyclictest2123438-21ntpq08:30:231
203689799107,2cyclictest2094106-21kthreadcore08:05:183
203689799107,1cyclictest0-21swapper/307:10:013
203689599101,8cyclictest2036816-21latency_hist07:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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