---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3875 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.9G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 461 5072 0 2442 7225 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e8:7d:ec brd ff:ff:ff:ff:ff:ff inet 10.32.7.254/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85776sec preferred_lft 85776sec inet6 fe80::f816:3eff:fee8:7dec/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3875) 06/20/26 _x86_64_ (4 CPU) 16:02:52 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:01 138.73 54.79 83.94 3592.87 40397.68 16:05:01 61.61 5.53 56.07 175.30 9893.68 16:06:01 49.48 6.95 42.54 90.50 6258.58 16:07:01 21.96 0.10 21.86 1.47 4128.78 16:08:01 16.23 0.12 16.11 2.40 1429.90 16:09:01 21.23 1.88 19.35 59.06 1822.50 16:10:01 25.38 9.12 16.26 616.56 1224.73 16:11:01 17.70 2.78 14.91 157.17 3611.93 16:12:01 24.40 0.60 23.80 22.66 3967.34 16:13:01 24.56 0.68 23.88 77.72 2206.43 Average: 40.13 8.26 31.87 479.57 7494.13 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:01 6021964 7440172 2145456 26.27 37112 1561436 673392 7.31 560432 1424872 85952 16:05:01 5795584 7503788 2371836 29.04 57292 1812980 598620 6.50 501196 1674776 151572 16:06:01 5513280 7244108 2654140 32.50 60348 1831088 883276 9.58 777392 1676320 2312 16:07:01 5298920 7147688 2868500 35.12 62432 1943964 908252 9.86 884368 1777240 1364 16:08:01 5237752 7127372 2929668 35.87 64584 1980852 930120 10.09 908724 1808792 3768 16:09:01 5061184 7000720 3106236 38.03 66316 2026824 990380 10.75 1047360 1842656 2948 16:10:01 4897832 6886392 3269588 40.03 68008 2072488 1061924 11.52 1173904 1876072 1284 16:11:01 4624632 6724376 3542788 43.38 69764 2178864 1167840 12.67 1356576 1958168 2812 16:12:01 5200552 7395372 2966868 36.33 72540 2269952 701804 7.62 721592 2018488 37676 16:13:01 5196424 7398072 2970996 36.38 74728 2274364 691692 7.51 726428 2017688 9144 Average: 5284812 7186806 2882608 35.29 63312 1995281 860730 9.34 865797 1807507 29883 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 16:04:01 ens3 369.74 223.63 1413.63 64.82 0.00 0.00 0.00 0.00 16:05:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 16:05:01 ens3 43.56 35.84 389.09 8.71 0.00 0.00 0.00 0.00 16:06:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 16:06:01 ens3 76.29 84.12 224.17 15.91 0.00 0.00 0.00 0.00 16:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:07:01 ens3 235.14 213.08 1864.03 27.63 0.00 0.00 0.00 0.00 16:08:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 16:08:01 ens3 178.12 172.10 586.64 24.46 0.00 0.00 0.00 0.00 16:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 16:09:01 ens3 221.31 196.68 719.72 28.96 0.00 0.00 0.00 0.00 16:10:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 16:10:01 ens3 181.12 148.06 391.85 36.92 0.00 0.00 0.00 0.00 16:11:01 lo 2.17 2.17 0.23 0.23 0.00 0.00 0.00 0.00 16:11:01 ens3 456.56 310.31 1677.43 62.15 0.00 0.00 0.00 0.00 16:12:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 16:12:01 ens3 429.73 331.68 877.76 108.52 0.00 0.00 0.00 0.00 16:13:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 16:13:01 ens3 11.76 12.10 9.80 5.80 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 220.33 172.76 815.40 38.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3875) 06/20/26 _x86_64_ (4 CPU) 16:02:52 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:01 all 21.05 0.00 2.01 5.59 2.56 68.78 16:04:01 0 14.22 0.00 1.66 12.36 2.39 69.38 16:04:01 1 15.99 0.00 1.39 1.99 1.86 78.76 16:04:01 2 29.40 0.00 2.46 3.60 3.12 61.42 16:04:01 3 24.57 0.00 2.55 4.40 2.87 65.61 16:05:01 all 20.29 0.00 1.33 2.20 1.54 74.64 16:05:01 0 6.06 0.00 0.66 6.50 0.95 85.83 16:05:01 1 43.87 0.00 2.18 0.50 1.85 51.60 16:05:01 2 12.47 0.00 1.25 0.31 2.13 83.83 16:05:01 3 18.86 0.00 1.20 1.48 1.25 77.22 16:06:01 all 12.92 0.00 0.83 0.94 2.51 82.80 16:06:01 0 9.89 0.00 0.73 0.27 1.96 87.15 16:06:01 1 12.84 0.00 0.48 1.54 1.71 83.42 16:06:01 2 14.58 0.00 1.22 1.22 3.56 79.42 16:06:01 3 14.35 0.00 0.91 0.74 2.80 81.20 16:07:01 all 12.07 0.00 0.91 0.19 2.08 84.76 16:07:01 0 8.70 0.00 0.60 0.27 1.67 88.77 16:07:01 1 14.15 0.00 0.41 0.03 1.85 83.55 16:07:01 2 14.28 0.00 1.77 0.28 3.10 80.57 16:07:01 3 11.12 0.00 0.83 0.20 1.69 86.16 16:08:01 all 8.28 0.00 0.77 0.07 1.82 89.04 16:08:01 0 5.82 0.00 0.73 0.18 1.32 91.96 16:08:01 1 12.53 0.00 0.22 0.00 1.20 86.05 16:08:01 2 6.44 0.00 1.04 0.02 2.78 89.73 16:08:01 3 8.36 0.00 1.14 0.10 2.00 88.39 16:09:01 all 11.93 0.00 0.66 0.28 1.86 85.27 16:09:01 0 12.70 0.00 0.86 0.40 2.28 83.77 16:09:01 1 18.61 0.00 0.60 0.08 1.80 78.90 16:09:01 2 8.17 0.00 0.79 0.25 2.03 88.76 16:09:01 3 8.28 0.00 0.36 0.38 1.34 89.63 16:10:01 all 23.31 0.00 0.85 0.49 3.46 71.89 16:10:01 0 23.53 0.00 0.74 0.51 3.32 71.89 16:10:01 1 19.78 0.00 1.17 0.71 3.48 74.85 16:10:01 2 26.85 0.00 0.70 0.08 3.72 68.65 16:10:01 3 23.07 0.00 0.83 0.65 3.29 72.16 16:11:01 all 26.36 0.00 1.15 0.17 3.67 68.64 16:11:01 0 28.22 0.00 1.12 0.20 3.93 66.53 16:11:01 1 22.91 0.00 1.17 0.15 3.29 72.47 16:11:01 2 25.54 0.00 1.26 0.25 4.07 68.88 16:11:01 3 28.77 0.00 1.03 0.12 3.40 66.68 16:12:01 all 18.73 0.00 1.19 0.42 2.29 77.38 16:12:01 0 12.78 0.00 1.01 1.18 1.81 83.21 16:12:01 1 14.81 0.00 1.26 0.15 2.11 81.67 16:12:01 2 18.93 0.00 1.14 0.00 2.76 77.17 16:12:01 3 28.36 0.00 1.34 0.36 2.47 67.46 16:13:01 all 18.73 0.00 0.91 1.04 1.16 78.15 16:13:01 0 33.05 0.00 1.28 3.27 1.89 60.51 16:13:01 1 16.21 0.00 0.73 0.13 0.77 82.16 16:13:01 2 17.02 0.00 1.18 0.12 1.34 80.35 16:13:01 3 8.65 0.00 0.45 0.63 0.65 89.62 Average: all 17.37 0.00 1.06 1.14 2.30 78.14 Average: 0 15.49 0.00 0.94 2.51 2.15 78.90 Average: 1 19.17 0.00 0.96 0.53 1.99 77.35 Average: 2 17.36 0.00 1.28 0.61 2.86 77.88 Average: 3 17.44 0.00 1.06 0.91 2.18 78.41