You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-07-27 - 14:19
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Jul 27, 2024 00:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2332721270,2chrt23324-21ntpq20:41:040
3039821230,1sleep030401-21sort22:52:150
1460421190,3chrt13500-21apt-get21:26:360
831721170,3chrt6782-21/usr/sbin/munin20:11:340
1709521140,2chrt17092-21grep00:25:480
3170821120,1sleep031707-21awk19:55:220
2840121110,2chrt28402-21/usr/sbin/munin20:51:050
253121100,1sleep02532-21timerwakeupswit22:02:180
2451721100,2sleep024519-21irqrtprio19:40:420
2269721080,2chrt22696-21grep00:35:490
2301321040,3chrt23014-21sleep19:37:290
1675821010,3chrt16757-21/usr/sbin/munin21:30:350
323922910,1sleep032395-21latency_hist23:55:040
146882870,1sleep014689-21irqrtprio00:21:040
42462840,1sleep04247-21ld00:02:040
122262820,1sleep012228-21cut20:20:320
200192810,1sleep020020-21cat21:35:580
250802780,1sleep025081-21sh20:45:290
115742750,1sleep011572-21if_eth121:21:050
44432680,1sleep04446-21sed22:06:060
275782680,1sleep027580-21ls22:47:150
238782603,8sleep022824-21apt-get22:41:290
115812603,8sleep011617-21perl00:15:500
27862590,2sleep02787-21cat00:00:120
102822593,8sleep010283-21ntpq20:15:520
283722583,7sleep028369-21ntpq23:47:030
75072562,8sleep07511-21ssh00:07:520
302972563,44sleep030301-21ntpq19:51:170
267332563,43sleep026192-21apt-get19:45:530
6312554,42sleep0621-21munin-run22:00:010
63392539,19sleep06426-21perl19:05:270
144492530,1sleep014452-21cut19:20:430
287282522,6sleep028730-21ssh21:51:100
129372523,41sleep0228-21usb-storage23:20:020
89622500,4chrt8961-21modprobe22:15:000
121272503,7sleep012136-21ntpq19:15:570
84012493,38sleep08407-21df21:15:410
51732490,3sleep05157-21ssh21:10:050
45412490,3sleep04538-21ssh23:05:070
264192493,39sleep026456-21processes21:47:070
8467904819,22cyclictest0-21swapper22:34:540
8467904818,23cyclictest0-21swapper23:32:360
218322480,3sleep021813-21ssh22:37:120
8467904516,22cyclictest0-21swapper22:29:140
8467904515,23cyclictest0-21swapper22:59:340
204552452,6sleep020448-21ssh00:31:090
188082450,1sleep018810-21awk19:30:210
8467904415,20cyclictest0-21swapper21:43:120
166412440,2chrt16637-21tune2fs19:25:360
846790435,9cyclictest22716-21ntp_states23:36:460
8467904315,20cyclictest0-21swapper22:17:290
8467904314,21cyclictest0-21swapper23:24:140
846790427,27cyclictest9614-21ntpq00:11:390
846790424,10cyclictest30905-21ntpq20:56:040
846790414,11cyclictest16789-21munin-run20:30:000
8467904112,22cyclictest0-21swapper23:29:180
8467904111,24cyclictest0-21swapper22:24:220
101642410,1sleep010222-21latency_hist23:15:060
846790405,17cyclictest2962-21ntpq23:01:250
846790404,19cyclictest24511-21df23:40:380
846790404,18cyclictest17255-21diskstats20:30:320
846790403,18cyclictest20723-21irqstats20:36:350
8467904015,19cyclictest5238-21runrttasks21:10:120
846790393,17cyclictest5401-21ntp_states20:06:110
846790388,10cyclictest32571-21sleep21:00:200
846790386,10cyclictest9754-21ntpq19:11:140
846790384,17cyclictest2194-21/usr/sbin/munin20:00:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional