You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-02-05 - 09:56
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 rack1slot2.osadl.org (updated Wed Feb 05, 2025 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2089124637,0sleep10-21swapper/118:35:471
2082724028,0sleep20-21swapper/218:35:042
2093723423,0sleep00-21swapper/018:36:180
2065122925,0sleep30-21swapper/318:33:013
329980,0watchdog/328063-21grep19:22:553
329970,0watchdog/3293212chrt00:04:103
329970,0watchdog/30-21swapper/322:03:183
329970,0watchdog/30-21swapper/321:15:423
339960,0migration/39592-21munin-node19:32:463
339960,0migration/35565-21irqrtprio21:02:453
339960,0migration/311620-21sh23:51:543
329960,0watchdog/3299250irq/32-eth0-rx-23:12:343
329960,0watchdog/30-21swapper/323:34:503
329960,0watchdog/30-21swapper/323:28:023
329960,0watchdog/30-21swapper/322:57:463
329960,0watchdog/30-21swapper/322:43:503
329960,0watchdog/30-21swapper/322:39:103
329960,0watchdog/30-21swapper/322:22:423
329960,0watchdog/30-21swapper/322:17:423
329960,0watchdog/30-21swapper/321:57:143
329960,0watchdog/30-21swapper/321:44:263
329960,0watchdog/30-21swapper/321:36:023
329960,0watchdog/30-21swapper/321:20:143
329960,0watchdog/30-21swapper/320:57:383
329960,0watchdog/30-21swapper/320:54:143
329960,0watchdog/30-21swapper/320:49:463
329960,0watchdog/30-21swapper/319:07:273
29925060,0irq/32-eth0-rx-5664-21diskstats23:02:383
29925060,0irq/32-eth0-rx-4309-21cut21:22:453
29925060,0irq/32-eth0-rx-0-21swapper/323:54:073
29925060,0irq/32-eth0-rx-0-21swapper/323:43:593
29925060,0irq/32-eth0-rx-0-21swapper/323:26:493
29925060,0irq/32-eth0-rx-0-21swapper/323:11:143
29925060,0irq/32-eth0-rx-0-21swapper/322:54:043
29925060,0irq/32-eth0-rx-0-21swapper/322:35:233
29925060,0irq/32-eth0-rx-0-21swapper/321:37:383
29925060,0irq/32-eth0-rx-0-21swapper/321:07:533
29925060,0irq/32-eth0-rx-0-21swapper/320:42:483
29925060,0irq/32-eth0-rx-0-21swapper/320:38:303
211149965,0cyclictest19390-21ps18:57:472
211149965,0cyclictest18909-21munin-run23:37:252
211069960,0cyclictest0-21swapper/120:40:401
211059965,0cyclictest18758-21ps20:47:430
19160,0ktimersoftd/10-21swapper/122:02:381
8315050,0irq/26-0000:00:28971-21latency_hist20:12:262
4150,0ktimersoftd/00-21swapper/021:59:290
4150,0ktimersoftd/00-21swapper/021:03:500
339950,0migration/322867-21kthreadcore20:27:463
339950,0migration/321629-21cpuspeed_turbos18:37:383
339950,0migration/319658-21fschecks_count23:37:363
339950,0migration/317676-21kthreadcore20:02:443
329950,0watchdog/3299250irq/32-eth0-rx-23:17:343
329950,0watchdog/3299250irq/32-eth0-rx-20:18:063
329950,0watchdog/329212-21diskstats19:27:393
329950,0watchdog/319115-21tr22:47:423
329950,0watchdog/30-21swapper/323:57:343
329950,0watchdog/30-21swapper/322:27:303
329950,0watchdog/30-21swapper/322:13:063
329950,0watchdog/30-21swapper/321:58:223
329950,0watchdog/30-21swapper/321:27:503
329950,0watchdog/30-21swapper/320:32:303
329950,0watchdog/30-21swapper/320:22:423
329950,0watchdog/30-21swapper/320:12:263
329950,0watchdog/30-21swapper/320:09:023
329950,0watchdog/30-21swapper/319:57:543
329950,0watchdog/30-21swapper/319:48:063
329950,0watchdog/30-21swapper/319:43:193
329950,0watchdog/30-21swapper/319:37:473
329950,0watchdog/30-21swapper/319:18:553
329950,0watchdog/30-21swapper/319:04:313
329950,0watchdog/30-21swapper/318:57:273
329950,0watchdog/30-21swapper/318:53:313
329950,0watchdog/30-21swapper/318:47:353
329950,0watchdog/30-21swapper/318:47:353
29935050,0irq/33-eth0-tx-8806-21munin-node23:27:422
29935050,0irq/33-eth0-tx-21837-21munin-node20:07:410
29935050,0irq/33-eth0-tx-14582-21munin-node20:02:430
29935050,0irq/33-eth0-tx-0-21swapper/020:17:430
29935050,0irq/33-eth0-tx-0-21swapper/020:15:530
29925050,0irq/32-eth0-rx-6378-21python19:52:483
29925050,0irq/32-eth0-rx-0-21swapper/322:08:093
29925050,0irq/32-eth0-rx-0-21swapper/321:48:113
29925050,0irq/32-eth0-rx-0-21swapper/319:12:393
27150,0ktimersoftd/20-21swapper/221:37:252
27150,0ktimersoftd/20-21swapper/221:06:522
27150,0ktimersoftd/20-21swapper/220:45:542
249950,0watchdog/20-21swapper/200:05:342
211149955,0cyclictest0-21swapper/223:38:032
211149955,0cyclictest0-21swapper/223:08:252
211149950,0cyclictest0-21swapper/223:06:312
211149950,0cyclictest0-21swapper/222:25:232
211149950,0cyclictest0-21swapper/220:50:562
211069955,0cyclictest0-21swapper/123:33:561
211069955,0cyclictest0-21swapper/122:43:281
211069955,0cyclictest0-21swapper/121:25:071
211069955,0cyclictest0-21swapper/121:02:161
211069954,0cyclictest14889-21awk23:07:421
211069950,0cyclictest0-21swapper/122:48:311
211059950,0cyclictest0-21swapper/022:59:360
19150,0ktimersoftd/10-21swapper/123:29:501
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional