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2024-09-20 - 09:41
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack4slot2.osadl.org (updated Fri Sep 20, 2024 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9532211690,0chrt9514-1kworker/u3:419:03:290
160822950,0sleep016081-1kworker/u3:120:55:110
7450940,0irq/46-4a10000020011-21grep22:42:030
7450940,0irq/46-4a10000017770-1kworker/u3:019:32:080
30102940,0sleep0311-1kworker/u3:621:52:230
7450930,0irq/46-4a10000016776-21seq00:07:170
5312938,0sleep0567-21timerandwakeup23:18:030
7450920,0irq/46-4a10000019445-21mailstats00:13:580
7450920,0irq/46-4a10000014282-21runrttasks23:58:000
7450910,0irq/46-4a1000008853-21awk22:08:500
7450910,0irq/46-4a1000004618-21seq21:57:100
7450910,0irq/46-4a10000032449-21memory20:08:330
7450910,0irq/46-4a10000028953-21memory19:57:480
7450910,0irq/46-4a1000002813-21wget20:17:170
7450910,0irq/46-4a10000022173-21/usr/sbin/munin00:22:330
7450910,0irq/46-4a10000021828-21expr21:12:220
7450910,0irq/46-4a10000020711-21if_err_eth000:17:420
7450910,0irq/46-4a10000017410-21grep20:57:590
7450910,0irq/46-4a10000011500-21chrt23:52:020
7450910,0irq/46-4a10000010556-21/usr/sbin/munin19:07:460
7350910,0irq/45-4a1000007013-21ntp_kernel_pll_22:02:520
7350910,0irq/45-4a10000019917-21modprobe22:41:590
281522910,0sleep024751-1kworker/u3:123:04:180
210322910,0sleep016081-1kworker/u3:121:08:260
7450900,0irq/46-4a1000008342-21/usr/sbin/munin20:32:360
7450900,0irq/46-4a1000006355-21grep23:37:010
7450900,0irq/46-4a10000031619-21runrttasks21:40:440
7450900,0irq/46-4a10000030259-21sed23:12:030
7450900,0irq/46-4a10000030054-21seq20:02:120
7450900,0irq/46-4a10000025675-21chrt21:22:460
7450900,0irq/46-4a10000025212-21runrttasks22:57:110
7450900,0irq/46-4a10000024377-21/usr/sbin/munin22:52:580
7450900,0irq/46-4a10000024251-21/usr/sbin/munin19:43:040
7450900,0irq/46-4a10000023588-21latency_hist00:27:030
7450900,0irq/46-4a10000014212-21unixbench_singl22:23:020
7350900,0irq/45-4a10000012204-21tr20:42:570
153182900,0sleep09595-1kworker/u3:200:02:340
101782900,0sleep08904-1kworker/u3:422:12:370
7450890,0irq/46-4a1000008068-21munin-run23:42:000
7450890,0irq/46-4a1000006738-21grep20:27:440
7450890,0irq/46-4a1000005813-21sshd20:25:180
7450890,0irq/46-4a10000028953-21fw_forwarded_lo21:32:380
7450890,0irq/46-4a10000027265-21if_err_eth021:27:390
7450890,0irq/46-4a10000025185-21df_abs19:47:230
7450890,0irq/46-4a10000023569-21df21:17:220
7450890,0irq/46-4a1000001946-21runrttasks23:22:480
7450890,0irq/46-4a10000018341-21df_inode19:27:260
7450890,0irq/46-4a10000017253-21/usr/sbin/munin22:32:510
7450890,0irq/46-4a10000012911-21seq19:12:310
7450880,0irq/46-4a1000009740-21wget20:37:230
7450880,0irq/46-4a1000008727-21irqstats23:42:410
7450880,0irq/46-4a10000032242-21df_inode21:42:280
7450880,0irq/46-4a10000030806-21fw_forwarded_lo23:12:370
7450880,0irq/46-4a1000003026-21/usr/sbin/munin23:27:200
7450880,0irq/46-4a10000027782-21runrttasks19:53:490
7450880,0irq/46-4a10000021789-21diskstats19:37:270
7450880,0irq/46-4a10000016310-21runrttasks19:22:090
7450880,0irq/46-4a10000015013-21fschecks_time19:17:320
7450880,0irq/46-4a1000001350-21cpuspeed21:47:210
7450880,0irq/46-4a10000013467-21grep20:47:320
7450880,0irq/46-4a10000011623-21aten_r4power_cu23:52:140
7450880,0irq/46-4a1000001044-21aten_r4power_cu20:12:180
7450870,0irq/46-4a10000025342-21runrttasks00:32:130
7450870,0irq/46-4a10000021857-21wget22:47:170
7450860,0irq/46-4a10000018674-21sort21:02:380
7450860,0irq/46-4a10000016121-21seq22:29:130
7450850,0irq/46-4a10000011455-21ls22:17:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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