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2024-11-23 - 16:48
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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 792 highest latencies:
System rack3slot2.osadl.org (updated Sat Nov 23, 2024 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
376193622580,4chrt3761939-21grep11:45:130
367544899257220,26cyclictest3683769-31find07:40:080
369010922550,3chrt3690107-21ntpq08:01:110
374244222450,2sleep03742443-21date10:45:120
372898422380,2sleep03728985-21cat10:05:160
372558822360,3chrt3725587-21/usr/sbin/munin09:55:160
376046422260,3chrt3760171-21/usr/sbin/munin11:40:340
370729422210,2sleep03707297-21sort09:00:230
371601022100,2sleep03716012-21timerandwakeup09:27:000
367544899202172,20cyclictest29-21kswapd008:10:230
368118622010,2sleep03681188-21grep07:30:130
367544899201167,22cyclictest3722226-21kagekitd09:45:260
373284521960,2sleep03732846-21ssh10:15:440
367544899196160,23cyclictest3684087-21df07:40:170
367544899193165,19cyclictest29-21kswapd009:30:350
372105121920,3sleep03721052-21/usr/sbin/munin09:41:570
375494621840,4chrt3754947-21mailstats11:21:510
367544899181151,20cyclictest29-21kswapd009:50:310
367544899181134,23cyclictest112-21systemd-journal10:55:010
377261121800,2sleep03772609-21netstat12:15:390
376682221790,2sleep03766825-21sendmail12:00:010
367544899177146,21cyclictest29-21kswapd011:16:250
367544899177144,22cyclictest3767367-21kagekitd12:00:250
367544899176146,20cyclictest29-21kswapd011:51:250
367544899176145,20cyclictest84-21jbd2/mmcblk0p2-08:55:050
375230921730,3chrt3752303-21awk11:15:010
367544899167134,22cyclictest3739906-21/usr/sbin/munin10:36:500
374275021660,2sleep03742752-21netstat10:45:390
373739021650,4chrt3737389-21date10:30:090
367544899165131,23cyclictest3748013-21ntpq11:01:280
377823921620,4chrt3778238-21ssh12:31:420
367544899162132,19cyclictest3737564-21anacron10:30:200
367544899161131,19cyclictest29-21kswapd011:05:250
373484221590,3chrt3734839-21ps10:21:460
370673021590,4chrt3706729-21sshd08:57:350
372982221580,3chrt3729809-21ntp_states10:06:530
367544899149120,19cyclictest29-21kswapd012:25:380
369554721380,3sleep03695548-21df08:20:180
367544899138108,19cyclictest3702889-21kworker/u2:209:37:050
367544899137104,22cyclictest112-21systemd-journal08:35:070
367544899134108,18cyclictest3685667-21kworker/u2:307:50:440
367544899134106,18cyclictest84-21jbd2/mmcblk0p2-10:10:570
367544899133103,19cyclictest84-21jbd2/mmcblk0p2-07:20:340
367544899132101,21cyclictest29-21kswapd011:36:270
36754489913197,23cyclictest3692531-21true08:10:020
36754489913097,22cyclictest112-21systemd-journal09:25:000
36754489912696,19cyclictest3753768-21kworker/u2:211:26:270
36754489912194,18cyclictest3768748-21kworker/u2:312:21:540
36754489912091,19cyclictest84-21jbd2/mmcblk0p2-12:15:050
36754489911787,19cyclictest3674509-21kworker/u2:207:28:510
36754489911687,20cyclictest29-21kswapd012:05:270
36754489911687,19cyclictest3674509-21kworker/u2:207:14:480
36754489911686,19cyclictest3682895-21kworker/u2:207:46:130
36754489911685,20cyclictest84-21jbd2/mmcblk0p2-07:55:120
36754489911384,19cyclictest84-21jbd2/mmcblk0p2-08:30:070
370273221100,3sleep03702733-21cat08:45:180
36754489911080,20cyclictest84-21jbd2/mmcblk0p2-11:00:060
3675448999668,18cyclictest84-21jbd2/mmcblk0p2-07:10:040
3675448999564,20cyclictest84-21jbd2/mmcblk0p2-09:20:060
3675448999463,19cyclictest3690884-21kworker/u2:008:18:300
3675448999353,17cyclictest3780813-21munin-run12:40:020
3675448999154,26cyclictest3756756-21/usr/sbin/munin11:30:280
3675448998948,17cyclictest3678303-21cat07:20:060
3675448998861,18cyclictest3697161-21kworker/u2:008:41:240
3675448998755,20cyclictest3710465-21seq09:11:140
3675448998454,18cyclictest3698622-21ntpq08:30:470
3675448998452,21cyclictest3709335-21timerwakeupswit09:06:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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