---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7376 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 9.8G 68G 13% / 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 581 11664 0 3794 15129 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:56:25:e9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.85/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85640sec preferred_lft 85640sec inet6 fe80::f816:3eff:fe56:25e9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7376) 10/30/25 _x86_64_ (4 CPU) 00:05:27 LINUX RESTART (4 CPU) 00:06:01 tps rtps wtps bread/s bwrtn/s 00:07:01 154.32 32.08 122.24 1685.37 31733.64 00:08:01 87.30 11.20 76.10 813.60 25406.03 00:09:01 52.76 6.82 45.94 199.57 22922.58 00:10:01 43.94 0.32 43.63 12.00 9324.31 00:11:01 29.18 0.40 28.78 8.67 4378.60 00:12:01 29.80 0.08 29.71 1.07 6351.07 00:13:01 28.73 0.22 28.51 4.27 2607.70 00:14:01 2.85 0.00 2.85 0.00 1614.80 00:15:01 3.65 0.00 3.65 0.00 642.69 00:16:01 14.55 0.32 14.23 8.40 2267.49 00:17:01 36.86 1.62 35.24 173.70 26040.73 00:18:01 51.44 1.12 50.32 94.65 3491.95 Average: 44.62 4.52 40.11 250.23 11400.16 00:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 13632708 15418700 2792260 17.00 74880 1902580 948924 5.43 824560 1734740 130696 00:08:01 11859824 13777668 4565144 27.79 81580 2021104 2474580 14.16 2527712 1788320 31984 00:09:01 12246880 14327132 4178088 25.44 88220 2169024 1839372 10.53 2017100 1898184 38996 00:10:01 11829028 14103464 4595940 27.98 94540 2349788 2212120 12.66 2259556 2057852 18200 00:11:01 11481740 13974340 4943228 30.10 100556 2546908 2228252 12.75 2439932 2207124 105648 00:12:01 11377104 13970180 5047864 30.73 102656 2639272 2153048 12.32 2454504 2291156 19160 00:13:01 11319668 13977264 5105300 31.08 105344 2698872 2164996 12.39 2462780 2338684 13176 00:14:01 11132388 13840148 5292580 32.22 105420 2747540 2285640 13.08 2600712 2386376 14760 00:15:01 11286840 14018432 5138128 31.28 105612 2770264 2106964 12.06 2428644 2403748 22952 00:16:01 12186864 15498944 4238104 25.80 108356 3326820 1071052 6.13 1016588 2897192 564320 00:17:01 10520280 14092376 5904688 35.95 111020 3567988 2089864 11.96 2466032 3095548 48080 00:18:01 11885744 15432080 4539224 27.64 114648 3540716 882800 5.05 1175656 3026164 25744 Average: 11729922 14369227 4695046 28.58 99403 2690073 1871468 10.71 2056148 2343757 86143 00:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 lo 1.20 1.20 0.15 0.15 0.00 0.00 0.00 0.00 00:07:01 ens3 128.90 93.99 1530.63 24.12 0.00 0.00 0.00 0.00 00:08:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 00:08:01 ens3 587.89 449.38 1081.28 170.24 0.00 0.00 0.00 0.00 00:09:01 lo 1.30 1.30 0.20 0.20 0.00 0.00 0.00 0.00 00:09:01 ens3 875.24 592.47 1743.17 240.94 0.00 0.00 0.00 0.00 00:10:01 lo 23.71 23.71 3.84 3.84 0.00 0.00 0.00 0.00 00:10:01 ens3 621.83 393.08 2647.55 128.49 0.00 0.00 0.00 0.00 00:11:01 lo 1.72 1.72 0.28 0.28 0.00 0.00 0.00 0.00 00:11:01 ens3 501.35 384.39 795.48 136.09 0.00 0.00 0.00 0.00 00:12:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 00:12:01 ens3 2665.59 1730.14 1596.96 859.48 0.00 0.00 0.00 0.00 00:13:01 lo 62.06 62.06 17.37 17.37 0.00 0.00 0.00 0.00 00:13:01 ens3 7304.18 4347.84 2299.32 2037.82 0.00 0.00 0.00 0.00 00:14:01 lo 6.88 6.88 1.20 1.20 0.00 0.00 0.00 0.00 00:14:01 ens3 7172.77 4043.81 2146.70 1920.82 0.00 0.00 0.00 0.00 00:15:01 lo 17.60 17.60 3.90 3.90 0.00 0.00 0.00 0.00 00:15:01 ens3 207.82 143.16 53.66 56.93 0.00 0.00 0.00 0.00 00:16:01 lo 1.48 1.48 0.29 0.29 0.00 0.00 0.00 0.00 00:16:01 ens3 222.55 167.96 115.23 75.84 0.00 0.00 0.00 0.00 00:17:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 00:17:01 ens3 1251.49 870.89 2939.20 283.45 0.00 0.00 0.00 0.00 00:18:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 00:18:01 ens3 266.06 172.60 254.90 197.48 0.00 0.00 0.00 0.00 Average: lo 9.83 9.83 2.29 2.29 0.00 0.00 0.00 0.00 Average: ens3 1817.00 1115.72 1433.68 510.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7376) 10/30/25 _x86_64_ (4 CPU) 00:05:27 LINUX RESTART (4 CPU) 00:06:01 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 21.67 0.00 1.48 4.33 0.08 72.43 00:07:01 0 14.30 0.00 0.80 0.77 0.07 84.06 00:07:01 1 9.64 0.00 0.62 1.08 0.05 88.61 00:07:01 2 28.67 0.00 2.14 9.27 0.12 59.80 00:07:01 3 34.10 0.00 2.32 6.19 0.10 57.29 00:08:01 all 63.87 0.00 2.21 1.59 0.13 32.20 00:08:01 0 67.87 0.00 1.79 0.27 0.13 29.94 00:08:01 1 72.16 0.00 1.52 0.30 0.13 25.89 00:08:01 2 64.06 0.00 2.33 1.34 0.13 32.14 00:08:01 3 51.31 0.00 3.19 4.50 0.13 40.88 00:09:01 all 49.25 0.00 2.72 1.45 0.11 46.47 00:09:01 0 44.86 0.00 2.47 1.36 0.10 51.21 00:09:01 1 51.91 0.00 2.93 0.27 0.12 44.77 00:09:01 2 49.63 0.00 2.14 0.74 0.12 47.37 00:09:01 3 50.57 0.00 3.38 3.43 0.10 42.52 00:10:01 all 48.65 0.00 1.87 0.51 0.10 48.87 00:10:01 0 46.87 0.00 2.62 0.83 0.12 49.56 00:10:01 1 51.61 0.00 1.87 0.48 0.10 45.93 00:10:01 2 43.33 0.00 1.85 0.10 0.08 54.63 00:10:01 3 52.81 0.00 1.14 0.62 0.10 45.34 00:11:01 all 53.37 0.00 2.09 0.17 0.10 44.27 00:11:01 0 53.21 0.00 1.82 0.32 0.08 44.57 00:11:01 1 56.34 0.00 2.46 0.13 0.10 40.97 00:11:01 2 53.48 0.00 1.99 0.15 0.10 44.28 00:11:01 3 50.44 0.00 2.12 0.07 0.10 47.28 00:12:01 all 43.62 0.00 6.23 0.26 0.10 49.79 00:12:01 0 43.71 0.00 5.98 1.02 0.10 49.19 00:12:01 1 44.45 0.00 5.98 0.00 0.13 49.43 00:12:01 2 45.18 0.00 5.30 0.02 0.10 49.40 00:12:01 3 41.14 0.00 7.62 0.00 0.10 51.14 00:13:01 all 42.50 0.00 12.22 0.16 0.11 45.00 00:13:01 0 44.66 0.00 10.55 0.05 0.10 44.64 00:13:01 1 41.63 0.00 10.44 0.59 0.12 47.23 00:13:01 2 43.84 0.00 15.04 0.00 0.12 41.00 00:13:01 3 39.89 0.00 12.87 0.02 0.10 47.13 00:14:01 all 43.10 0.00 13.68 0.09 0.15 42.99 00:14:01 0 44.48 0.00 10.54 0.25 0.18 44.55 00:14:01 1 46.24 0.00 8.54 0.10 0.15 44.97 00:14:01 2 43.16 0.00 15.30 0.00 0.12 41.43 00:14:01 3 38.47 0.00 20.39 0.00 0.12 41.02 00:15:01 all 45.69 0.00 1.69 0.03 0.10 52.50 00:15:01 0 41.58 0.00 1.67 0.05 0.10 56.59 00:15:01 1 47.83 0.00 1.76 0.03 0.12 50.26 00:15:01 2 46.61 0.00 1.79 0.02 0.12 51.46 00:15:01 3 46.74 0.00 1.51 0.00 0.10 51.65 00:16:01 all 35.75 0.00 5.26 0.12 0.07 58.80 00:16:01 0 24.84 0.00 1.48 0.30 0.07 73.32 00:16:01 1 55.71 0.00 17.46 0.02 0.08 26.73 00:16:01 2 34.78 0.00 0.80 0.00 0.07 64.35 00:16:01 3 27.78 0.00 1.34 0.17 0.05 70.67 00:17:01 all 68.98 0.00 1.87 1.23 0.12 27.81 00:17:01 0 77.92 0.00 1.89 3.11 0.12 16.97 00:17:01 1 56.90 0.00 1.47 0.13 0.12 41.38 00:17:01 2 77.94 0.00 1.42 0.03 0.12 20.48 00:17:01 3 63.16 0.00 2.69 1.62 0.12 32.41 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 25.57 0.00 1.65 0.47 0.05 72.26 00:18:01 0 17.45 0.00 1.69 1.23 0.05 79.58 00:18:01 1 42.23 0.00 1.61 0.18 0.07 55.90 00:18:01 2 16.11 0.00 0.85 0.02 0.05 82.97 00:18:01 3 26.38 0.00 2.47 0.47 0.05 70.63 Average: all 45.16 0.00 4.41 0.87 0.10 49.46 Average: 0 43.47 0.00 3.60 0.80 0.10 52.03 Average: 1 48.05 0.00 4.72 0.28 0.11 46.85 Average: 2 45.57 0.00 4.23 0.97 0.10 49.12 Average: 3 43.56 0.00 5.07 1.42 0.10 49.85