---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20382 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.1G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 951 12102 0 2986 14761 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:5d:86:fa brd ff:ff:ff:ff:ff:ff inet 10.30.107.140/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85646sec preferred_lft 85646sec inet6 fe80::f816:3eff:fe5d:86fa/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20382) 12/13/25 _x86_64_ (4 CPU) 01:11:22 LINUX RESTART (4 CPU) 01:12:02 tps rtps wtps bread/s bwrtn/s 01:13:01 204.34 32.52 171.82 1797.53 50293.44 01:14:01 62.71 10.68 52.02 755.61 7698.32 01:15:01 3.32 0.03 3.28 2.40 154.62 01:16:01 2.50 0.00 2.50 0.00 127.05 01:17:01 1.80 0.02 1.78 0.13 48.79 01:18:01 3.05 0.03 3.02 0.53 113.56 01:19:01 2.48 0.00 2.48 0.00 66.39 01:20:01 1.98 0.00 1.98 0.00 27.20 01:21:01 1.62 0.00 1.62 0.00 46.93 01:22:01 6.03 0.00 6.03 0.00 551.51 01:23:01 25.18 4.50 20.68 113.58 12720.15 Average: 28.37 4.30 24.07 240.34 6465.04 01:12:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:13:01 13226628 15259172 3198340 19.47 77480 2140368 1010128 5.78 981980 1970792 106280 01:14:01 10115104 12288220 6309864 38.42 80768 2273428 3911952 22.39 4049280 1997512 2792 01:15:01 10003744 12177360 6421224 39.09 80836 2274060 4017900 22.99 4165068 1993836 104 01:16:01 9973440 12150016 6451528 39.28 80892 2276900 4017900 22.99 4192944 1996660 40 01:17:01 9964616 12142068 6460352 39.33 80976 2277680 4017900 22.99 4200552 1997444 232 01:18:01 9866396 12046852 6558572 39.93 81060 2280512 4585020 26.24 4295932 2000132 816 01:19:01 9819752 12000664 6605216 40.21 81128 2280880 4585020 26.24 4341644 2000484 216 01:20:01 9819560 12000664 6605408 40.22 81184 2281012 4585020 26.24 4342156 2000612 48 01:21:01 9764380 11946280 6660588 40.55 81220 2281732 4585020 26.24 4396076 2001272 36 01:22:01 8827888 11025348 7597080 46.25 81428 2296544 5135156 29.39 5315216 2014568 36 01:23:01 12453752 15185336 3971216 24.18 82768 2821032 1028180 5.88 1612724 2088876 307104 Average: 10348660 12565635 6076308 36.99 80885 2316741 3770836 21.58 3808507 2005653 37973 01:12:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:13:01 ens3 458.09 341.13 6090.07 48.13 0.00 0.00 0.00 0.00 01:13:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 01:14:01 ens3 122.80 90.10 619.90 24.66 0.00 0.00 0.00 0.00 01:14:01 lo 0.80 0.80 0.49 0.49 0.00 0.00 0.00 0.00 01:15:01 ens3 139.55 77.71 43.46 37.20 0.00 0.00 0.00 0.00 01:15:01 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 01:16:01 ens3 360.94 211.31 93.44 86.53 0.00 0.00 0.00 0.00 01:16:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:17:01 ens3 66.26 46.88 15.37 16.48 0.00 0.00 0.00 0.00 01:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:18:01 ens3 119.68 78.54 25.82 26.34 0.00 0.00 0.00 0.00 01:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:19:01 ens3 108.30 57.16 24.32 19.73 0.00 0.00 0.00 0.00 01:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 ens3 0.28 0.15 0.07 0.04 0.00 0.00 0.00 0.00 01:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:21:01 ens3 121.43 74.52 28.24 22.86 0.00 0.00 0.00 0.00 01:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 ens3 2436.69 1490.93 645.78 571.31 0.00 0.00 0.00 0.00 01:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:23:01 ens3 1048.49 501.37 791.07 405.06 0.00 0.00 0.00 0.00 01:23:01 lo 0.97 0.97 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 452.94 269.87 753.49 114.49 0.00 0.00 0.00 0.00 Average: lo 0.29 0.29 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20382) 12/13/25 _x86_64_ (4 CPU) 01:11:22 LINUX RESTART (4 CPU) 01:12:02 CPU %user %nice %system %iowait %steal %idle 01:13:01 all 25.70 0.00 1.79 4.25 0.11 68.15 01:13:01 0 15.99 0.00 1.34 1.04 0.09 81.54 01:13:01 1 28.66 0.00 2.36 12.64 0.12 56.22 01:13:01 2 19.24 0.00 1.06 0.65 0.15 78.90 01:13:01 3 38.88 0.00 2.34 2.63 0.08 56.06 01:14:01 all 56.48 0.00 1.57 0.50 0.08 41.36 01:14:01 0 64.63 0.00 1.90 0.40 0.08 32.98 01:14:01 1 57.86 0.00 1.25 0.40 0.08 40.40 01:14:01 2 40.65 0.00 1.17 0.97 0.10 57.12 01:14:01 3 62.80 0.00 1.97 0.25 0.08 34.90 01:15:01 all 7.92 0.00 0.26 0.04 0.03 91.75 01:15:01 0 4.75 0.00 0.37 0.00 0.03 94.85 01:15:01 1 5.69 0.00 0.18 0.00 0.03 94.09 01:15:01 2 7.67 0.00 0.17 0.12 0.02 92.03 01:15:01 3 13.58 0.00 0.35 0.02 0.03 86.02 01:16:01 all 2.51 0.00 0.38 0.02 0.03 97.07 01:16:01 0 1.58 0.00 0.40 0.00 0.03 97.98 01:16:01 1 2.05 0.00 0.53 0.00 0.05 97.36 01:16:01 2 3.68 0.00 0.41 0.07 0.03 95.81 01:16:01 3 2.67 0.00 0.17 0.02 0.00 97.15 01:17:01 all 1.02 0.00 0.15 0.01 0.03 98.79 01:17:01 0 0.93 0.00 0.17 0.00 0.05 98.85 01:17:01 1 0.90 0.00 0.12 0.00 0.05 98.93 01:17:01 2 1.82 0.00 0.07 0.03 0.02 98.06 01:17:01 3 0.47 0.00 0.23 0.02 0.02 99.27 01:18:01 all 2.22 0.00 0.27 0.02 0.03 97.46 01:18:01 0 1.70 0.00 0.20 0.00 0.03 98.07 01:18:01 1 2.17 0.00 0.38 0.00 0.03 97.41 01:18:01 2 2.99 0.00 0.22 0.08 0.03 96.67 01:18:01 3 1.98 0.00 0.28 0.00 0.02 97.72 01:19:01 all 0.79 0.00 0.12 0.02 0.03 99.04 01:19:01 0 1.05 0.00 0.08 0.00 0.05 98.82 01:19:01 1 0.89 0.00 0.17 0.00 0.02 98.93 01:19:01 2 0.57 0.00 0.15 0.07 0.05 99.17 01:19:01 3 0.67 0.00 0.05 0.00 0.03 99.25 01:20:01 all 0.09 0.00 0.02 0.01 0.03 99.85 01:20:01 0 0.03 0.00 0.03 0.00 0.02 99.92 01:20:01 1 0.07 0.00 0.03 0.00 0.03 99.87 01:20:01 2 0.10 0.00 0.00 0.02 0.03 99.85 01:20:01 3 0.17 0.00 0.03 0.02 0.03 99.75 01:21:01 all 0.98 0.00 0.14 0.02 0.03 98.83 01:21:01 0 0.75 0.00 0.17 0.00 0.02 99.07 01:21:01 1 1.07 0.00 0.07 0.00 0.02 98.85 01:21:01 2 1.51 0.00 0.17 0.07 0.05 98.21 01:21:01 3 0.58 0.00 0.15 0.00 0.02 99.25 01:22:01 all 26.36 0.00 3.25 0.04 0.06 70.29 01:22:01 0 26.12 0.00 3.54 0.00 0.07 70.27 01:22:01 1 28.51 0.00 3.54 0.13 0.05 67.77 01:22:01 2 24.13 0.00 2.71 0.05 0.07 73.05 01:22:01 3 26.66 0.00 3.22 0.00 0.07 70.05 01:23:01 all 43.58 0.00 2.11 0.14 0.08 54.08 01:23:01 0 46.72 0.00 1.89 0.08 0.07 51.24 01:23:01 1 54.59 0.00 2.68 0.02 0.08 42.63 01:23:01 2 34.57 0.00 1.78 0.08 0.08 63.48 01:23:01 3 38.48 0.00 2.09 0.37 0.10 58.97 Average: CPU %user %nice %system %iowait %steal %idle Average: all 15.21 0.00 0.91 0.45 0.05 83.38 Average: 0 14.91 0.00 0.91 0.14 0.05 83.98 Average: 1 16.55 0.00 1.03 1.18 0.05 81.19 Average: 2 12.42 0.00 0.72 0.20 0.06 86.61 Average: 3 16.95 0.00 0.99 0.30 0.04 81.72