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2025-11-18 - 20:54
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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 100 highest latencies:
System rack3slot2.osadl.org (updated Tue Nov 18, 2025 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
198603222970,3sleep01986030-21ssh11:42:460
197658822820,3sleep01976590-21sed11:15:110
196381222720,3chrt1963815-21netstat10:35:420
190155899262234,18cyclictest1890115-21kworker/u2:207:35:130
192025522590,3chrt1920243-21ntpq08:15:460
192683522580,3chrt1926836-21latency_hist08:40:080
200206422570,3chrt2002061-21ssh12:31:180
200322522520,2sleep02003223-21acpi12:35:160
198859522470,3sleep01988597-21ntpq11:50:410
194588922460,4chrt1945885-21ntpq09:41:430
198006222430,2chrt1980060-21df_inode11:25:230
190768722370,3chrt1907686-21ld07:30:500
195719022360,2sleep01957191-21rm10:15:430
195540422330,3chrt1955405-21uname10:10:340
193044022240,4chrt1930441-21timerwakeupswit08:51:230
193438422050,2sleep01934385-21ntp_states09:06:100
194853722000,2sleep01948539-21grep09:50:110
200053421940,3sleep02000535-21awk12:26:480
199404821910,2sleep01994051-21sort12:06:550
190155899191163,18cyclictest1943150-21kworker/u2:010:05:060
196746421890,2sleep01967462-21processes10:46:480
190155899188159,18cyclictest1943150-21kworker/u2:009:40:060
190155899186158,17cyclictest1959617-21kworker/u2:110:30:060
199713221850,4chrt1997131-21ssh12:16:360
190155899184154,19cyclictest1949829-21kworker/u2:210:25:040
190155899181151,18cyclictest1964552-21kworker/u2:210:45:060
190155899177149,17cyclictest1918360-21kworker/u2:108:15:030
190155899176147,18cyclictest1990885-21kworker/u2:212:00:030
190155899175148,18cyclictest1961470-21kworker/u2:010:32:030
190155899175146,18cyclictest1939833-21kworker/u2:309:31:530
190155899172145,17cyclictest1919763-21kworker/u2:209:25:100
190155899172143,17cyclictest1977716-21kworker/u2:211:36:500
190155899172142,19cyclictest1890115-21kworker/u2:207:10:070
190155899172142,18cyclictest1890115-21kworker/u2:207:30:070
190155899171144,17cyclictest1954667-21kworker/u2:310:10:060
190155899171142,18cyclictest1919763-21kworker/u2:208:41:200
193569721700,4chrt1935698-21ntp_kernel_pll_09:10:550
190155899169140,18cyclictest1972900-21kworker/u2:311:20:070
193776221680,4chrt1937763-21mailstats09:16:590
190155899168140,17cyclictest1964552-21kworker/u2:210:56:490
199215421670,4chrt1992153-21ssh12:01:290
190155899167141,16cyclictest1939833-21kworker/u2:309:26:500
190155899167137,19cyclictest1921602-21kworker/u2:008:26:220
190155899166139,17cyclictest1949829-21kworker/u2:209:55:090
190155899165135,18cyclictest1964552-21kworker/u2:210:55:020
190155899163135,18cyclictest1919763-21kworker/u2:208:56:220
190155899163132,19cyclictest84-21jbd2/mmcblk0p2-12:15:040
190155899161134,17cyclictest1972900-21kworker/u2:311:31:420
190155899161133,18cyclictest1914171-21kworker/u2:207:56:180
190155899160131,18cyclictest1969826-21kworker/u2:111:00:530
190155899159129,18cyclictest1923942-21kworker/u2:108:35:010
190155899157126,18cyclictest1900624-21kworker/u2:007:20:070
190155899157125,20cyclictest1977716-21kworker/u2:211:20:380
190155899156127,18cyclictest1928619-21kworker/u2:008:46:320
190155899155126,18cyclictest1919763-21kworker/u2:208:25:070
190155899154125,18cyclictest1900624-21kworker/u2:007:15:000
190155899153125,17cyclictest1982662-21kworker/u2:111:45:270
190155899151121,18cyclictest1993692-21kworker/u2:012:20:140
190155899150121,18cyclictest1947994-21kworker/u2:109:56:360
190155899150120,19cyclictest1972900-21kworker/u2:311:06:160
190155899149118,19cyclictest1919763-21kworker/u2:209:00:430
190155899144115,19cyclictest1905754-21kworker/u2:107:40:420
190155899142112,19cyclictest1905754-21kworker/u2:107:46:160
190155899141113,17cyclictest1915597-21kworker/u2:008:10:030
190155899139113,16cyclictest1911394-21kworker/u2:007:51:220
190155899133104,19cyclictest1900624-21kworker/u2:007:20:250
19015589912899,18cyclictest1914171-21kworker/u2:208:00:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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