---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4457 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: 2799.998 BogoMIPS: 5599.99 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 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 559 13082 0 2397 15160 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:b0:fa:22 brd ff:ff:ff:ff:ff:ff inet 10.30.106.106/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:feb0:fa22/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4457) 11/25/23 _x86_64_ (4 CPU) 19:14:02 LINUX RESTART (4 CPU) 19:15:01 tps rtps wtps bread/s bwrtn/s 19:16:01 85.12 10.43 74.69 243.56 17237.66 19:17:01 83.12 7.41 75.71 462.91 15110.30 19:18:01 61.09 6.70 54.39 1053.42 17077.82 Average: 76.44 8.18 68.26 586.63 16475.18 19:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:16:01 13671240 15418760 2753728 16.77 74440 1865140 1073132 6.14 841876 1682740 139940 19:17:01 12825688 14761400 3599280 21.91 79308 2041384 1566592 8.97 1542968 1809376 60748 19:18:01 13371928 15499920 3053040 18.59 87820 2221052 800304 4.58 835684 1965100 53348 Average: 13289619 15226693 3135349 19.09 80523 2042525 1146676 6.56 1073509 1819072 84679 19:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:16:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 19:16:01 ens3 149.34 88.87 729.05 44.50 0.00 0.00 0.00 0.00 19:17:01 lo 0.37 0.37 0.02 0.02 0.00 0.00 0.00 0.00 19:17:01 ens3 475.06 337.19 1399.60 131.16 0.00 0.00 0.00 0.00 19:18:01 lo 1.17 1.17 0.13 0.13 0.00 0.00 0.00 0.00 19:18:01 ens3 297.15 200.60 735.07 64.22 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 307.19 208.89 954.60 79.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4457) 11/25/23 _x86_64_ (4 CPU) 19:14:02 LINUX RESTART (4 CPU) 19:15:01 CPU %user %nice %system %iowait %steal %idle 19:16:01 all 18.48 0.00 1.12 12.48 0.05 67.87 19:16:01 0 20.61 0.00 0.87 2.40 0.05 76.08 19:16:01 1 11.07 0.00 0.75 5.87 0.03 82.27 19:16:01 2 12.28 0.00 0.77 22.08 0.03 64.84 19:16:01 3 29.98 0.00 2.09 19.66 0.07 48.20 19:17:01 all 46.57 0.00 1.85 14.74 0.10 36.73 19:17:01 0 47.15 0.00 2.09 9.15 0.12 41.49 19:17:01 1 45.02 0.00 1.59 21.09 0.10 32.19 19:17:01 2 45.12 0.00 2.33 15.61 0.10 36.83 19:17:01 3 48.96 0.00 1.37 13.12 0.10 36.45 19:18:01 all 34.73 0.00 1.74 2.24 0.07 61.22 19:18:01 0 22.22 0.00 1.52 7.35 0.07 68.84 19:18:01 1 21.41 0.00 1.35 0.00 0.07 77.17 19:18:01 2 32.82 0.00 2.02 0.28 0.08 64.79 19:18:01 3 62.64 0.00 2.04 1.34 0.08 33.90 Average: all 33.24 0.00 1.57 9.81 0.08 55.30 Average: 0 29.98 0.00 1.49 6.30 0.08 62.15 Average: 1 25.77 0.00 1.23 8.93 0.07 64.00 Average: 2 30.05 0.00 1.71 12.65 0.07 55.51 Average: 3 47.20 0.00 1.83 11.37 0.08 39.52