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2024-05-20 - 17:57
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot2.osadl.org (updated Mon May 20, 2024 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
320135022610,2sleep03201351-21readlink12:11:560
317237622590,4chrt3172362-21ntpq10:46:180
313156722530,2chrt3131570-21cpu08:40:170
319633222500,3chrt3196330-21ssh11:56:470
319083222480,3chrt3190828-21ld11:41:080
320674422460,4chrt3206742-21grep12:27:100
313640222410,3chrt3136400-21ntpq08:56:310
310604599241212,19cyclictest29-21kswapd007:39:230
311509722400,3chrt3115091-21ntp_states07:41:050
317513722350,3chrt3175138-21latency_hist10:55:110
316886722340,2chrt22-21kcompactd010:36:340
316186822300,3chrt3161866-21diskstats10:15:210
315679422290,3chrt3156792-21sendmail-msp10:00:020
316030922240,3chrt3160307-21if_eth010:10:300
315345822240,3sleep03153459-21cat09:50:170
310604599224192,20cyclictest3109382-21kworker/u2:107:30:050
316531022120,2sleep03165312-21latency10:25:350
310604599207177,19cyclictest3164854-21kworker/u2:310:25:040
314577122050,2sleep03145772-21sh09:26:490
310604599205174,19cyclictest3181142-21kworker/u2:111:17:070
319559422020,2sleep03195595-21latency_hist11:55:100
310604599200170,19cyclictest3141035-21kworker/u2:309:25:060
310604599200169,19cyclictest3128425-21kworker/u2:108:35:030
310604599200168,20cyclictest3174788-21kworker/u2:211:20:350
310604599200166,23cyclictest3132896-21true08:45:030
311725121990,3sleep03117252-21sh07:50:010
310604599192162,19cyclictest3138987-21kworker/u2:109:15:050
310604599191160,19cyclictest3141035-21kworker/u2:309:20:120
313354421900,3sleep03133545-21collect208:46:140
310604599190159,19cyclictest3173010-21kworker/u2:111:01:380
320967921880,2sleep03209680-21ld12:36:260
310604599183139,19cyclictest3134818-21kworker/u2:108:51:220
310604599182153,19cyclictest3144699-21kworker/u2:009:45:050
310604599181147,22cyclictest3200177-21kworker/u2:012:25:110
312371421800,2sleep03123717-21sed08:11:210
310604599180150,20cyclictest3186864-21kworker/u2:011:30:040
310604599180150,19cyclictest3186864-21kworker/u2:011:40:040
310604599179147,20cyclictest3150474-21kworker/u2:109:50:300
310604599177145,20cyclictest3120454-21kworker/u2:008:25:030
310604599176144,20cyclictest3120454-21kworker/u2:008:30:060
310604599175144,19cyclictest3196603-21kworker/u2:212:05:310
310604599174145,18cyclictest3178666-21kworker/u2:311:06:520
310604599174143,21cyclictest29-21kswapd010:30:280
310604599172144,18cyclictest3174788-21kworker/u2:211:15:100
310604599170140,18cyclictest3099103-21kworker/u2:207:15:040
310604599168140,18cyclictest3194047-21kworker/u2:112:20:070
310604599167137,19cyclictest3164854-21kworker/u2:310:45:160
310604599166137,17cyclictest3186864-21kworker/u2:011:50:110
312199721650,4chrt3121987-21ntpq08:05:530
310604599164136,19cyclictest3144699-21kworker/u2:009:31:590
310604599163133,18cyclictest3178666-21kworker/u2:311:35:100
310786121620,4chrt3107562-21/usr/sbin/munin07:15:340
310604599162133,18cyclictest3118658-21kworker/u2:108:05:030
320888721600,3chrt3208886-21ssh12:34:390
312481021600,3chrt3124809-21/usr/sbin/munin08:15:580
310604599160132,19cyclictest29-21kswapd012:01:270
310604599159129,20cyclictest29-21kswapd010:55:270
310604599155124,19cyclictest3118658-21kworker/u2:107:55:590
310604599154122,20cyclictest3152410-21kworker/u2:210:05:540
310604599150120,19cyclictest3109382-21kworker/u2:107:35:070
310604599149118,20cyclictest3152410-21kworker/u2:210:00:570
310604599148120,18cyclictest3148709-21kworker/u2:209:40:040
310604599146117,19cyclictest3113021-21kworker/u2:207:51:200
310604599143115,17cyclictest3138987-21kworker/u2:109:10:070
310604599139111,17cyclictest3099103-21kworker/u2:207:25:040
310604599138110,18cyclictest3099103-21kworker/u2:207:10:040
310604599133106,17cyclictest3131252-21kworker/u2:209:01:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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