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2025-01-25 - 08:28
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackfslot4.osadl.org (updated Sat Jan 25, 2025 00:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1730521210,2chrt17300-21ntpq21:02:390
1657821180,3chrt16034-21apt-get19:55:520
1538821160,2chrt14354-21apt-get00:16:270
2225021150,3chrt22252-21awk23:23:360
995621140,2chrt8271-21sendmail-msp19:43:040
864521130,3chrt8636-21ps00:02:270
3134721130,2chrt31348-21sleep23:42:230
2869921110,4chrt28700-21sleep20:19:070
2538421110,2chrt25383-21sshd22:23:430
2218421070,1sleep022186-21cut00:30:460
1173621070,2sleep011737-21missed_timers20:50:480
385921060,3chrt3858-21ssh22:45:550
657221020,2chrt6573-21sh20:39:560
303742930,2chrt30347-21ntpq20:22:120
148542870,1sleep014855-21if_can022:02:180
303982860,2sleep030357-21pluginstate19:20:050
166702840,2sleep016671-21rm22:05:580
237082808,18sleep023748-21ntpq19:05:380
216772800,2sleep021678-21fschecks_time21:10:590
301482780,2sleep030150-21munin-plugin-st23:40:010
274102750,1sleep027412-21wc23:35:030
182482720,2sleep018249-21hostname22:10:290
178772700,1sleep017879-21cut00:21:090
229392580,1sleep022940-21awk23:25:290
25279905730,20cyclictest12968-21awk23:05:020
25279905729,20cyclictest13742-21ssh22:00:020
25279905634,13cyclictest252-21jbd2/sda-822:41:230
25279905629,19cyclictest18844-21sendmail-msp20:04:070
25279905624,23cyclictest6645-21sendmail-msp20:40:270
25279905623,22cyclictest31949-21ntpq22:36:250
25279905623,14cyclictest6415-21python323:57:120
25279905525,12cyclictest30527-21apt-get19:20:460
25279905524,21cyclictest2644-21ntpq21:36:530
324242540,1sleep032464-21cat20:25:450
25279905428,17cyclictest29256-21ssh21:25:340
25279905427,19cyclictest26937-21seq21:20:420
25279905424,21cyclictest20977-21diskmemload22:28:330
25279905424,11cyclictest10382-21seq00:06:060
25279905423,23cyclictest31334-21diskstats21:30:440
25279905422,23cyclictest27112-21munin-run00:40:040
25279905422,23cyclictest21450-21/usr/sbin/munin20:06:190
25279905421,15cyclictest12071-21df00:10:330
25279905332,14cyclictest4326-21ssh21:41:060
25279905328,14cyclictest13664-21apt-get19:50:240
25279905325,20cyclictest9056-21runrttasks21:51:220
25279905324,20cyclictest6427-21/usr/sbin/munin21:45:300
25279905322,13cyclictest18938-21ntpq23:16:250
25279905321,22cyclictest24361-21diskstats21:15:470
25279905222,21cyclictest13168-21sleep23:05:230
25279905222,20cyclictest6743-21memory19:35:470
25279905220,15cyclictest22343-21ssh22:17:060
25279905220,12cyclictest18211-21apt-get21:05:140
25279905130,13cyclictest28730-21grep22:30:580
25279905126,18cyclictest2464-21irqrtprio20:30:480
25279905125,18cyclictest9467-21sleep20:45:160
25279905122,20cyclictest11097-21awk19:45:100
25279905119,14cyclictest25713-21snmpd22:50:540
25279905119,14cyclictest20853-21runrttasks00:27:490
25279905027,16cyclictest382-21apt-get19:25:520
25279905027,14cyclictest3441-21aten2_rfpower_e19:30:280
25279905022,8cyclictest15926-21irqstats23:11:020
25279905019,22cyclictest8411-21df22:55:400
25279904927,12cyclictest14331-21ntpq20:56:020
25279904920,21cyclictest3009-21/usr/sbin/munin23:51:050
25279904920,20cyclictest25713-21snmpd19:10:450
25279904917,11cyclictest24330-21df_inode20:10:350
25279904822,19cyclictest30173-21sendmail-msp23:45:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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