You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-30 - 10:21
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.
Unexpectedly long latencies may be caused by SMIs
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 100 highest latencies:
System rackbslot7.osadl.org (updated Tue Dec 30, 2025 00:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13953991356,44cyclictest13954-21latency_hist19:09:330
13953991073,32cyclictest9294-21latency_hist21:44:320
13953991053,28cyclictest16268-21grep21:55:070
13953991053,26cyclictest24260-21cat21:14:320
13953991052,28cyclictest21547-21ls23:00:070
139539910439,57cyclictest0-21swapper/023:20:060
13953991043,32cyclictest9037-21/usr/sbin/munin23:34:580
13953991042,28cyclictest3216-21fschecks_count00:19:510
139539910342,52cyclictest17944-21sh23:49:460
13953991032,30cyclictest346-21runrttasks21:14:580
13953991032,30cyclictest346-21runrttasks21:14:580
13953991032,21cyclictest27272-21apt-get21:19:430
13953991013,29cyclictest22208-21unixbench_singl22:05:080
13953991013,28cyclictest346-21runrttasks22:02:010
13953991013,28cyclictest346-21runrttasks22:02:010
13953991007,23cyclictest14505-21latency_hist00:39:320
13953991007,23cyclictest14505-21latency_hist00:39:320
13953991002,23cyclictest6125-21sh23:29:460
13953991002,23cyclictest6125-21sh23:29:460
13953991002,20cyclictest31311-21chrt00:12:040
13953991002,20cyclictest31311-21chrt00:12:040
13953999943,49cyclictest9833-21fschecks_time20:34:530
1395399993,29cyclictest346-21runrttasks22:11:340
1395399993,22cyclictest15106-21unixbench_singl19:10:070
1395399992,39cyclictest1044-21cat22:25:350
1395399992,31cyclictest27697-21head00:05:070
1395399992,29cyclictest346-21runrttasks22:19:250
1395399992,21cyclictest10225-21ssh00:31:120
13953999915,27cyclictest29754-21/usr/sbin/munin23:15:040
13953999915,27cyclictest29754-21/usr/sbin/munin23:15:040
1395399983,34cyclictest7330-21head20:25:070
1395399983,31cyclictest16022-21/usr/sbin/munin23:45:060
1395399983,31cyclictest14023-21sh23:42:480
1395399983,31cyclictest14023-21sh23:42:480
1395399983,30cyclictest3273-21ssh22:29:430
1395399983,29cyclictest24228-21latency_hist21:14:320
1395399982,32cyclictest346-21runrttasks23:58:120
1395399982,22cyclictest9716-21fschecks_time21:44:500
1395399982,21cyclictest19728-21grep21:04:530
1395399982,11cyclictest258502ssh23:07:300
1395399982,11cyclictest258502ssh23:07:300
13953999813,28cyclictest3523-21basename23:24:500
13953999734,56cyclictest0-21swapper/020:49:490
1395399973,35cyclictest6438-21fschecks_time22:34:520
1395399973,30cyclictest346-21runrttasks22:44:120
1395399972,32cyclictest19408-21/usr/sbin/munin19:24:580
1395399972,32cyclictest19408-21/usr/sbin/munin19:24:580
1395399972,28cyclictest30791-21timerandwakeup22:20:070
1395399972,28cyclictest30791-21timerandwakeup22:20:070
1395399964,31cyclictest27562-21processes23:10:020
1395399963,31cyclictest4097-21needreboot21:34:580
1395399963,29cyclictest30707-21/usr/sbin/munin19:59:520
1395399962,31cyclictest13673-21timerwakeupswit20:45:060
1395399962,31cyclictest13673-21timerwakeupswit20:45:060
1395399962,30cyclictest18458-21ntp_states21:00:030
1396799953,75cyclictest20872-21apt-get21:09:442
1396799953,75cyclictest20872-21apt-get21:09:442
1395399954,30cyclictest27464-21/usr/sbin/munin19:49:480
1395399954,30cyclictest27464-21/usr/sbin/munin19:49:480
1395399953,33cyclictest12883-21timerandwakeup22:45:040
1395399953,31cyclictest29073-21/usr/sbin/munin19:55:060
1395399952,35cyclictest25884-21cpu19:44:450
1395399952,35cyclictest25884-21cpu19:44:450
1395399952,30cyclictest21197-21/usr/sbin/munin19:29:510
1395399952,30cyclictest21197-21/usr/sbin/munin19:29:510
13953999522,26cyclictest18038-21/usr/sbin/munin22:54:500
1395399943,34cyclictest2226-21ssh21:31:310
1395399943,33cyclictest16350-21fschecks_count19:14:520
1395399943,33cyclictest16350-21fschecks_count19:14:520
1395399942,36cyclictest4813-21cpuspeed20:19:460
1395399942,35cyclictest30237-21cpu21:24:480
1395399934,32cyclictest24334-21ls19:39:450
1395399934,32cyclictest24334-21ls19:39:450
1395399934,31cyclictest23256-21sendmail_mailqu19:35:030
1395399934,31cyclictest23256-21sendmail_mailqu19:35:030
1395399933,33cyclictest16664-21grep20:54:550
1395399933,28cyclictest8461-21modprobe00:29:280
1395399933,26cyclictest23928-21fschecks_count23:59:510
1395399932,29cyclictest11415-21fschecks_count20:39:520
1395399932,27cyclictest18487-21mailstats19:20:040
1395399932,27cyclictest18487-21mailstats19:20:040
1395399932,26cyclictest17678-21latency_hist22:54:320
1395399932,26cyclictest17678-21latency_hist22:54:320
1395399923,29cyclictest8065-21cstates20:29:450
1395399923,29cyclictest2726-21cat00:19:310
1395399922,29cyclictest2835-21modprobe20:14:290
13958999146,12cyclictest181rcu_preempt20:09:431
1395399912,31cyclictest3209-21cstates20:14:480
1395399912,25cyclictest12930-21ntpq21:49:570
1395399912,25cyclictest12930-21ntpq21:49:570
13967999065,16cyclictest18595-21if_eth021:59:532
13967999065,16cyclictest18595-21if_eth021:59:532
1395399903,29cyclictest32323-21/usr/sbin/munin20:04:520
13967998912,65cyclictest14665-21apt-get20:49:442
13958998853,11cyclictest31-21ksoftirqd/120:24:511
1256628815,40sleep10-21swapper/119:04:511
13958998769,11cyclictest13943-21cyclictest22:39:511
13967998657,20cyclictest20883-21diskmemload22:09:582
13967998463,14cyclictest26685-21timerandwakeup19:45:032
13967998463,14cyclictest26685-21timerandwakeup19:45:032
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional