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2023-05-30 - 08:56

ARM TI OMAP3359 @1000 MHz, Linux 4.19.94-rt39 (Profile)

Latency plot of system in rack #7, slot #8
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q
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 rack7slot8 (updated Mon May 29, 2023 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30902212900,12sleep030903-21/usr/sbin/munin07:05:220
320649917142,14cyclictest10150irq/55-4a10000011:20:430
320649916738,14cyclictest10150irq/55-4a10000009:35:480
320649916447,12cyclictest10150irq/55-4a10000012:25:430
320649916343,13cyclictest10150irq/55-4a10000009:10:270
320649916150,14cyclictest101ktimersoftd/010:46:070
320649916137,14cyclictest10150irq/55-4a10000008:25:120
320649916125,21cyclictest27452-21snmpd08:45:220
320649916023,27cyclictest6282-21vmstat09:41:000
320649915947,16cyclictest10150irq/55-4a10000012:35:160
320649915938,18cyclictest24511-21seq10:52:230
320649915845,12cyclictest10150irq/55-4a10000008:00:060
320649915839,18cyclictest3111-21chrt07:22:580
320649915838,19cyclictest14157-21sshd12:20:350
320649915838,18cyclictest4590-21latency_hist07:30:040
320649915735,16cyclictest10250irq/56-4a10000008:07:220
320649915636,22cyclictest25651-21ntpq08:50:430
320649915617,15cyclictest18290-21latency_hist10:30:030
320649915540,16cyclictest4204-21runrttasks11:40:460
320649915536,11cyclictest0-21swapper/012:16:350
320649915447,11cyclictest101ktimersoftd/008:56:490
320649915443,21cyclictest1317-21runrttasks09:31:420
320649915340,13cyclictest1317-21runrttasks11:01:330
320649915332,17cyclictest10250irq/56-4a10000009:50:420
32064991528,31cyclictest22342-21apt-get08:42:100
32064991528,17cyclictest11336-21ntp_states07:55:520
320649915248,12cyclictest10150irq/55-4a10000009:15:530
320649915245,13cyclictest10150irq/55-4a10000010:55:190
320649915241,14cyclictest10150irq/55-4a10000009:45:420
320649915236,18cyclictest93522chrt12:00:550
320649915230,28cyclictest3650irq/20-4900000012:05:340
320649915149,90cyclictest20341-21awk08:30:410
320649915143,18cyclictest18660-21runrttasks10:30:330
320649915132,18cyclictest16433-21grep08:15:540
32064991508,30cyclictest15082-21ntp_states10:15:550
320649915044,14cyclictest10150irq/55-4a10000007:35:410
320649915042,19cyclictest5019-21runrttasks07:30:370
320649915022,31cyclictest27452-21snmpd09:05:240
320649914943,17cyclictest1982-21sshd11:31:520
320649914939,20cyclictest15500-21runrttasks08:12:390
320649914922,23cyclictest27472-21wget11:05:140
32064991488,16cyclictest12597-21ntp_states10:05:510
320649914847,16cyclictest10150irq/55-4a10000007:15:340
320649914836,16cyclictest18386-21latency_hist08:25:060
320649914829,20cyclictest793-21haveged10:35:580
320649914822,28cyclictest27452-21snmpd09:20:310
320649914813,36cyclictest21275-21sshd10:40:430
320649914740,16cyclictest12134-21runrttasks10:05:030
320649914737,19cyclictest7859-21sshd11:55:430
320649914734,11cyclictest10150irq/55-4a10000010:20:250
320649914733,19cyclictest22369-21http08:40:040
320649914729,18cyclictest2876-21ntpq11:35:410
320649914727,17cyclictest27452-21snmpd11:54:230
320649914547,88cyclictest17509-21seq12:31:320
320649914544,15cyclictest9499-21grep09:55:260
320649914532,15cyclictest28770-21aten_r7power_vo11:10:160
320649914451,12cyclictest101ktimersoftd/012:10:440
320649914441,15cyclictest5292-21runrttasks11:45:360
320649914437,18cyclictest2322-21runrttasks09:25:500
320649914431,21cyclictest802-21dbus-daemon11:20:020
320649914343,16cyclictest13813-21grep10:10:570
320649914340,15cyclictest10150irq/55-4a10000011:25:380
320649914245,14cyclictest29293-21sort09:05:030
320649914233,21cyclictest9914-21runrttasks07:50:300
320649914229,18cyclictest7849-21runrttasks07:41:000
320649913939,13cyclictest393-21seq07:11:360
320649913837,14cyclictest1317-21runrttasks07:48:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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