---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3053 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 603 12418 0 3018 15106 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:9e:b3:5e brd ff:ff:ff:ff:ff:ff inet 10.30.107.126/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86000sec preferred_lft 86000sec inet6 fe80::f816:3eff:fe9e:b35e/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-3053) 05/23/26 _x86_64_ (4 CPU) 17:19:26 LINUX RESTART (4 CPU) 17:20:00 tps rtps wtps bread/s bwrtn/s 17:21:01 180.00 15.00 165.01 383.15 36716.47 17:22:01 56.62 5.07 51.56 396.47 7967.47 17:23:01 8.32 1.48 6.83 36.66 951.31 17:24:01 8.62 0.43 8.18 14.66 2200.43 17:25:01 51.41 28.81 22.60 2026.33 17022.63 17:26:01 240.59 7.75 232.84 260.89 6126.05 Average: 91.17 9.77 81.40 519.32 11899.65 17:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:21:01 13184020 15149600 3240940 19.73 77600 2072844 1167340 6.68 1090888 1903328 211868 17:22:01 12552216 14547400 3872744 23.58 78856 2100124 1773276 10.15 1717576 1905292 2348 17:23:01 12568728 14655324 3856232 23.48 80572 2186988 1719476 9.84 1642820 1957584 65516 17:24:01 12329588 14416812 4095372 24.93 80604 2187528 1816084 10.39 1894528 1944596 716 17:25:01 11607520 14343516 4817440 29.33 82892 2823412 1845556 10.56 2174736 2365864 75228 17:26:01 12714140 15467400 3710820 22.59 87332 2835688 852500 4.88 1115712 2320036 25488 Average: 12492702 14763342 3932258 23.94 81309 2367764 1529039 8.75 1606043 2066117 63527 17:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:21:01 lo 0.92 0.92 0.11 0.11 0.00 0.00 0.00 0.00 17:21:01 ens3 299.23 233.36 3880.24 40.76 0.00 0.00 0.00 0.00 17:22:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 17:22:01 ens3 2281.77 1342.36 552.68 514.06 0.00 0.00 0.00 0.00 17:23:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 17:23:01 ens3 344.74 199.77 497.44 83.79 0.00 0.00 0.00 0.00 17:24:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 17:24:01 ens3 2.67 3.37 0.60 1.74 0.00 0.00 0.00 0.00 17:25:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 17:25:01 ens3 460.81 300.98 3437.76 63.04 0.00 0.00 0.00 0.00 17:26:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 17:26:01 ens3 179.90 112.78 57.98 158.00 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 594.03 365.07 1411.31 143.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3053) 05/23/26 _x86_64_ (4 CPU) 17:19:26 LINUX RESTART (4 CPU) 17:20:00 CPU %user %nice %system %iowait %steal %idle 17:21:01 all 27.06 0.00 1.82 2.09 0.07 68.95 17:21:01 0 37.66 0.00 2.48 3.32 0.07 56.48 17:21:01 1 17.28 0.00 1.53 2.64 0.07 78.49 17:21:01 2 31.69 0.00 1.86 0.30 0.10 66.06 17:21:01 3 21.64 0.00 1.40 2.08 0.07 74.81 17:22:01 all 37.31 0.00 5.03 0.28 0.06 57.32 17:22:01 0 27.25 0.00 7.61 0.02 0.07 65.05 17:22:01 1 36.62 0.00 4.65 1.05 0.05 57.62 17:22:01 2 30.31 0.00 2.71 0.00 0.05 66.92 17:22:01 3 55.04 0.00 5.13 0.07 0.05 39.72 17:23:01 all 16.44 0.00 0.69 32.12 0.04 50.72 17:23:01 0 14.54 0.00 0.52 0.00 0.05 84.89 17:23:01 1 16.02 0.00 0.63 64.23 0.05 19.06 17:23:01 2 18.28 0.00 0.60 0.02 0.05 81.05 17:23:01 3 16.91 0.00 1.02 64.19 0.07 17.81 17:24:01 all 11.99 0.00 0.17 53.71 0.06 34.07 17:24:01 0 11.81 0.00 0.23 56.37 0.02 31.56 17:24:01 1 11.47 0.00 0.15 70.78 0.05 17.55 17:24:01 2 12.52 0.00 0.08 0.00 0.07 87.33 17:24:01 3 12.14 0.00 0.22 87.59 0.05 0.00 17:25:01 all 39.36 0.00 1.40 17.34 0.07 41.83 17:25:01 0 45.51 0.00 1.80 30.79 0.08 21.81 17:25:01 1 40.61 0.00 0.95 5.93 0.07 52.45 17:25:01 2 41.52 0.00 1.30 0.12 0.07 56.99 17:25:01 3 29.80 0.00 1.55 32.50 0.08 36.07 17:26:01 all 34.36 0.00 1.65 1.04 0.07 62.89 17:26:01 0 45.93 0.00 1.65 0.52 0.07 51.84 17:26:01 1 48.17 0.00 2.26 0.79 0.07 48.72 17:26:01 2 26.21 0.00 1.55 2.04 0.07 70.13 17:26:01 3 17.35 0.00 1.14 0.81 0.07 80.64 Average: all 27.75 0.00 1.79 17.72 0.06 52.68 Average: 0 30.46 0.00 2.39 15.13 0.06 51.96 Average: 1 28.32 0.00 1.69 24.20 0.06 45.73 Average: 2 26.77 0.00 1.35 0.41 0.07 71.40 Average: 3 25.45 0.00 1.74 31.09 0.06 41.66