Date: Sat 09 Aug 2025 06:32:53 AEST Test set: performance Kernel: 6.16.0-200.fc42.x86_64 Release: Fedora release 42 (Adams) Result: PASS Failed Tests: None Warned Tests: None ============================================================ Starting test ./performance/lmbench3 rerun cd src && make rerun make[1]: Entering directory '/home/adminu/kernel-tests/performance/lmbench3/src' gmake[2]: Entering directory '/home/adminu/kernel-tests/performance/lmbench3/src' gmake[2]: Nothing to be done for 'all'. gmake[2]: Leaving directory '/home/adminu/kernel-tests/performance/lmbench3/src' gmake[2]: Entering directory '/home/adminu/kernel-tests/performance/lmbench3/src' gmake[2]: Nothing to be done for 'opt'. gmake[2]: Leaving directory '/home/adminu/kernel-tests/performance/lmbench3/src' running ../scripts/results on x86_64-linux-gnu running lmbench with CONFIG.fed42vm to /dev/tty make[1]: Leaving directory '/home/adminu/kernel-tests/performance/lmbench3/src' L M B E N C H 3 . 0 S U M M A R Y ------------------------------------ (Alpha software, do not distribute) Processor, Processes - times in microseconds - smaller is better ------------------------------------------------------------------------------ Host OS Mhz null null open slct sig sig fork exec sh call I/O stat clos TCP inst hndl proc proc proc --------- ------------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- fed42vm Linux 6.15.9- 4174 0.10 0.13 0.67 1.40 1.49 0.14 0.93 319. 1596 2494 fed42vm Linux 6.16.0- 4174 0.14 0.17 0.63 1.25 1.39 0.15 1.25 236. 1267 1968 fed42vm Linux 6.15.5- 4174 0.13 0.16 0.84 1.72 1.94 0.19 1.23 356. 1767 2730 fed42vm Linux 6.15.6- 4174 0.14 0.16 0.84 1.69 1.90 0.20 1.25 340. 1680 2689 fed42vm Linux 6.15.7- 4174 0.10 0.12 0.63 1.25 1.41 0.14 0.87 282. 1411 2166 fed42vm Linux 6.15.8- 4174 0.12 0.15 0.79 1.37 1.46 0.16 1.01 324. 1645 2616 Context switching - times in microseconds - smaller is better ------------------------------------------------------------------------- Host OS 2p/0K 2p/16K 2p/64K 8p/16K 8p/64K 16p/16K 16p/64K ctxsw ctxsw ctxsw ctxsw ctxsw ctxsw ctxsw --------- ------------- ------ ------ ------ ------ ------ ------- ------- fed42vm Linux 6.15.9- 6.3200 6.2000 8.1100 6.7500 7.4000 6.70000 8.32000 fed42vm Linux 6.16.0- 7.5700 7.2500 9.1000 6.4100 5.0200 6.49000 8.88000 fed42vm Linux 6.15.5- 6.1100 6.3400 6.5300 6.8500 7.1800 7.00000 7.06000 fed42vm Linux 6.15.6- 5.8300 5.6600 5.9400 6.4400 6.5600 6.50000 5.32000 fed42vm Linux 6.15.7- 5.8000 5.6900 6.0700 6.3900 6.8500 6.56000 7.10000 fed42vm Linux 6.15.8- 6.7500 6.0300 6.3500 6.8900 6.6600 6.78000 6.87000 *Local* Communication latencies in microseconds - smaller is better --------------------------------------------------------------------- Host OS 2p/0K Pipe AF UDP RPC/ TCP RPC/ TCP ctxsw UNIX UDP TCP conn --------- ------------- ----- ----- ---- ----- ----- ----- ----- ---- fed42vm Linux 6.15.9- 6.320 14.3 13.6 20.8 21.1 23.4 23.5 24. fed42vm Linux 6.16.0- 7.570 13.7 12.0 16.9 16.4 16.8 18.8 16. fed42vm Linux 6.15.5- 6.110 16.7 11.7 19.8 20.3 22.4 22.7 22. fed42vm Linux 6.15.6- 5.830 15.4 16.3 20.3 21.6 22.9 24.0 21. fed42vm Linux 6.15.7- 5.800 12.2 13.0 16.7 17.1 18.2 19.6 17. fed42vm Linux 6.15.8- 6.750 14.4 14.8 19.3 18.5 19.9 20.7 17. File & VM system latencies in microseconds - smaller is better ------------------------------------------------------------------------------- Host OS 0K File 10K File Mmap Prot Page 100fd Create Delete Create Delete Latency Fault Fault selct --------- ------------- ------ ------ ------ ------ ------- ----- ------- ----- fed42vm Linux 6.15.9- 7.9259 4.0556 16.5 7.1040 5606.0 0.489 0.19830 0.565 fed42vm Linux 6.16.0- 7.0164 3.5524 11.0 5.5039 5644.0 0.388 0.17370 0.617 fed42vm Linux 6.15.5- 9.6137 4.9426 15.1 8.1118 7108.0 0.549 0.23240 0.742 fed42vm Linux 6.15.6- 9.4310 4.6243 14.9 7.5413 6900.0 0.403 0.21600 0.796 fed42vm Linux 6.15.7- 7.5405 3.7812 11.3 5.9298 5310.0 0.377 0.18330 0.587 fed42vm Linux 6.15.8- 7.2978 3.8628 14.7 7.7616 5308.0 0.462 0.18330 0.669 *Local* Communication bandwidths in MB/s - bigger is better ----------------------------------------------------------------------------- Host OS Pipe AF TCP File Mmap Bcopy Bcopy Mem Mem UNIX reread reread (libc) (hand) read write --------- ------------- ---- ---- ---- ------ ------ ------ ------ ---- ----- fed42vm Linux 6.15.9- 3369 9026 6092 9809.1 14.0K 8800.7 5691.5 13.K 8319. fed42vm Linux 6.16.0- 2837 5973 7250 10.2K 17.6K 7466.8 5581.8 14.K 7638. fed42vm Linux 6.15.5- 2531 8054 4956 7940.2 14.6K 7648.1 5100.0 11.K 8136. fed42vm Linux 6.15.6- 2779 7255 3620 5916.9 14.3K 6237.5 2801.9 13.K 8420. fed42vm Linux 6.15.7- 3291 9440 6668 9884.7 17.4K 9122.7 5748.5 15.K 8371. fed42vm Linux 6.15.8- 3273 8811 6259 9760.2 17.2K 8866.4 5707.1 15.K 8290.