---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1906 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / 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 467 5182 0 2325 7224 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:36:41:66 brd ff:ff:ff:ff:ff:ff inet 10.32.7.17/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86195sec preferred_lft 86195sec inet6 fe80::f816:3eff:fe36:4166/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1906) 11/04/26 _x86_64_ (4 CPU) 14:54:50 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 136.31 51.96 84.35 3504.88 8919.60 14:57:01 148.53 46.24 102.29 2847.03 17027.45 14:58:01 34.28 1.95 32.33 109.05 5716.11 Average: 106.14 33.31 72.83 2149.82 10518.59 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5804124 7424768 2363296 28.94 50888 1738876 690280 7.49 562236 1614996 215560 14:57:01 5366436 7441212 2800984 34.29 66744 2160108 652544 7.08 679788 1900236 112920 14:58:01 5334432 7425612 2832988 34.69 70304 2173172 654312 7.10 725784 1887108 10096 Average: 5501664 7430531 2665756 32.64 62645 2024052 665712 7.22 655936 1800780 112859 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 449.31 294.32 2132.17 71.00 0.00 0.00 0.00 0.00 14:56:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 14:57:01 ens3 337.04 377.01 2028.53 81.08 0.00 0.00 0.00 0.00 14:57:01 lo 1.80 1.80 0.18 0.18 0.00 0.00 0.00 0.00 14:58:01 ens3 64.92 67.69 31.58 600.56 0.00 0.00 0.00 0.00 14:58:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 283.46 245.62 1393.94 251.82 0.00 0.00 0.00 0.00 Average: lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1906) 11/04/26 _x86_64_ (4 CPU) 14:54:50 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.58 0.00 1.75 3.94 0.07 71.67 14:56:02 0 36.03 0.00 2.49 4.51 0.08 56.90 14:56:02 1 23.01 0.00 1.70 1.49 0.05 73.75 14:56:02 2 14.56 0.00 1.21 4.63 0.08 79.52 14:56:02 3 16.79 0.00 1.61 5.12 0.05 76.44 14:57:01 all 37.87 0.00 2.39 2.49 0.10 57.16 14:57:01 0 34.09 0.00 1.75 2.42 0.08 61.65 14:57:01 1 53.25 0.00 3.16 1.94 0.12 41.53 14:57:01 2 28.68 0.00 2.31 4.27 0.10 64.64 14:57:01 3 35.55 0.00 2.31 1.29 0.08 60.77 14:58:01 all 20.88 0.00 1.11 0.98 0.05 76.99 14:58:01 0 2.85 0.00 0.70 2.71 0.02 93.72 14:58:01 1 48.48 0.00 1.70 0.70 0.10 49.02 14:58:01 2 3.36 0.00 0.56 0.46 0.02 95.60 14:58:01 3 29.07 0.00 1.54 0.05 0.07 69.28 Average: all 27.04 0.00 1.74 2.47 0.07 68.68 Average: 0 24.25 0.00 1.64 3.22 0.06 70.82 Average: 1 41.51 0.00 2.18 1.37 0.09 54.84 Average: 2 15.43 0.00 1.35 3.11 0.07 80.05 Average: 3 27.10 0.00 1.81 2.15 0.07 68.87