You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-15 - 08:27
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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack2slot7.osadl.org (updated Sat Nov 15, 2025 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
126381399533,8cyclictest259-21jbd2/mmcblk0p2-800:05:550
126381399395,22cyclictest0-21swapper/020:45:550
126381399392,20cyclictest0-21swapper/023:23:020
126381399385,3cyclictest1347539-21ssh22:00:450
1263813993822,4cyclictest1483232-1kworker/0:1H+kblockd00:30:550
1263813993819,1cyclictest0-21swapper/022:00:550
126381599364,11cyclictest0-21swapper/200:05:552
126381599353,31cyclictest1419380-21sh23:18:022
1263815993516,17cyclictest1293042-21fschecks_count20:42:562
126381599332,24cyclictest1394135-21latency_hist22:50:542
126381399336,6cyclictest11050irq/107-eth%d22:50:540
112699330,3rtkit-daemon1006-21mta-sts-daemon22:51:461
126381499314,11cyclictest0-21swapper/100:06:001
1263813993131,0cyclictest0-21swapper/021:30:580
126381599309,15cyclictest111788-21systemd-journal23:30:522
126381399304,16cyclictest11050irq/107-eth%d23:15:530
1263813993018,1cyclictest0-21swapper/021:48:050
126381599292,24cyclictest1410276-21ntp_states23:08:062
126381399291,24cyclictest1387756-21head22:43:090
126381399290,4cyclictest1371097-21sendmail-msp22:33:100
126381499283,20cyclictest1294176-21sendmail-msp20:51:181
126381499282,7cyclictest11050irq/107-eth%d22:00:551
126381499281,5cyclictest171rcu_preempt21:30:581
1263813992811,3cyclictest0-21swapper/023:58:000
126381599273,21cyclictest1298739-21fschecks_time20:57:562
126381599273,20cyclictest1340240-21ntpq21:53:012
1263815992712,14cyclictest1311466-21gltestperf21:23:002
1263814992716,9cyclictest111788-21systemd-journal00:28:041
126381399272,23cyclictest1484147-21cut00:27:570
1263813992715,2cyclictest0-21swapper/021:52:570
126381399271,3cyclictest1417216-21latency_hist23:15:520
126381399271,3cyclictest1328490-21ssh21:40:520
126381599269,9cyclictest1006-21mta-sts-daemon21:55:552
126381599262,19cyclictest1456624-21ntpq23:58:002
126381599261,5cyclictest1330131-21head21:42:552
126381599261,3cyclictest0-21swapper/222:23:012
1263814992621,4cyclictest1330327-21fschecks_time21:42:561
126381599253,21cyclictest1405816-21/usr/sbin/munin23:03:042
126381599252,21cyclictest1349207-21ssh22:02:312
126381599252,20cyclictest1338090-21ssh21:50:522
1263815992521,3cyclictest1497495-21fschecks_count00:42:572
1263815992510,14cyclictest0-21swapper/223:48:092
126381499251,5cyclictest0-21swapper/122:22:591
1263813992522,2cyclictest1410161-21awk23:08:040
1263813992521,2cyclictest1448014-21unixbench_multi23:48:090
126381599244,19cyclictest1274635-21tune2fs19:48:012
126381599243,19cyclictest1276287-21cut19:52:582
126381599243,17cyclictest1475900-21unixbench_singl00:18:072
126381599241,22cyclictest1387212-21ssh22:43:032
126381599241,21cyclictest1266009-21cut19:22:582
126381599241,21cyclictest0-21swapper/220:45:552
126381599241,20cyclictest1297176-21sed20:52:572
126381499242,6cyclictest171rcu_preempt22:12:561
126381499242,5cyclictest171rcu_preempt23:03:001
126381499242,4cyclictest171rcu_preempt20:33:011
126381399241,6cyclictest0-21swapper/022:23:010
126381599239,13cyclictest1005-21mta-sts-daemon21:07:572
126381599235,16cyclictest1470176-21fschecks_time00:12:582
126381599232,19cyclictest1363669-21grep22:17:582
126381599231,7cyclictest1377467-21fschecks_count22:32:592
126381599231,20cyclictest1417030-21idleruntime-cro23:15:522
126381599231,20cyclictest1287238-21sendmail-msp20:33:012
126381599231,19cyclictest1381782-21tail22:37:562
126381599231,19cyclictest1288207-21uname20:28:002
126381599231,18cyclictest1423516-21fschecks_time23:22:572
126381599230,6cyclictest1284477-21cut20:17:562
126381599230,3cyclictest1482378-21sendmail-msp00:33:072
126381399231,2cyclictest0-21swapper/022:28:060
126381599224,16cyclictest0-21swapper/221:17:572
126381599223,15cyclictest1437704-21/usr/sbin/munin23:37:592
126381599222,19cyclictest1281173-21cut20:07:592
126381599222,18cyclictest0-21swapper/222:53:042
126381599222,17cyclictest1372502-21/usr/sbin/munin22:27:592
126381599222,16cyclictest1325594-21fschecks_count21:37:572
126381599221,3cyclictest1277625-21head19:57:542
126381599221,2cyclictest1286264-21sed20:22:562
126381599221,20cyclictest1451486-21grep23:52:572
126381599221,19cyclictest1357255-21latency_hist22:10:522
126381599221,19cyclictest1271962-21grep19:38:062
126381599221,18cyclictest1320670-21aten2.4-expect21:32:572
126381599221,17cyclictest1282678-21head20:12:542
126381599220,7cyclictest1264102-21head19:17:532
126381599220,6cyclictest1487160-21latency_hist00:30:532
126381499225,15cyclictest1451164-21ssh23:52:541
126381399221,20cyclictest1287061-21unixbench-2d20:23:060
126381399221,20cyclictest0-21swapper/023:38:120
126381399220,3cyclictest1282506-21/usr/sbin/munin20:12:580
126381399220,21cyclictest0-21swapper/000:22:550
126381599219,9cyclictest619-21mta-sts-daemon20:35:542
126381599213,17cyclictest1479432-21fschecks_count00:22:562
126381599213,17cyclictest1269054-21aten_r2power_en19:32:552
126381599212,17cyclictest1268118-21/usr/sbin/munin19:28:002
126381599210,2cyclictest1316990-21ssh21:28:082
126381599210,2cyclictest1273049-21sed19:43:002
126381499217,5cyclictest11050irq/107-eth%d21:15:521
126381499216,11cyclictest1494121-21ssh00:38:051
126381499215,14cyclictest1007-21mta-sts-daemon23:23:021
126381499212,4cyclictest171rcu_preempt00:30:551
1263814992117,2cyclictest0-21swapper/121:47:371
126381499211,4cyclictest171rcu_preempt22:18:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional