---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-147 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 7.6G 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 484 5283 0 2208 7211 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:12:95:18 brd ff:ff:ff:ff:ff:ff inet 10.32.6.200/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe12:9518/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-147) 04/09/26 _x86_64_ (4 CPU) 22:22:16 LINUX RESTART (4 CPU) 22:23:02 tps rtps wtps bread/s bwrtn/s 22:24:01 55.19 2.32 52.87 44.06 7305.08 22:25:01 80.29 38.46 41.83 2198.83 9448.69 22:26:01 22.71 0.65 22.06 77.45 8199.43 22:27:01 14.53 0.03 14.50 0.27 991.94 Average: 43.13 10.40 32.73 582.37 6482.63 22:23:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:24:01 5799536 7395076 2367884 28.99 53032 1711608 700512 7.60 613368 1568256 142408 22:25:01 5441100 7401912 2726320 33.38 64420 2053560 674576 7.32 744328 1772524 217552 22:26:01 5432324 7403212 2735096 33.49 66292 2061596 666488 7.23 749592 1775748 9020 22:27:01 5357120 7329408 2810300 34.41 67296 2061700 745840 8.09 824108 1775016 9140 Average: 5507520 7382402 2659900 32.57 62760 1972116 696854 7.56 732849 1722886 94530 22:23:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:24:01 ens3 73.61 60.80 875.99 7.14 0.00 0.00 0.00 0.00 22:24:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:25:01 ens3 201.22 182.85 2034.20 36.28 0.00 0.00 0.00 0.00 22:25:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 22:26:01 ens3 9.57 9.38 7.60 4.67 0.00 0.00 0.00 0.00 22:26:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 22:27:01 ens3 4.32 4.85 2.75 2.14 0.00 0.00 0.00 0.00 22:27:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 72.17 64.48 729.49 12.58 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-147) 04/09/26 _x86_64_ (4 CPU) 22:22:16 LINUX RESTART (4 CPU) 22:23:02 CPU %user %nice %system %iowait %steal %idle 22:24:01 all 19.77 0.00 1.18 1.76 1.03 76.27 22:24:01 0 19.24 0.00 1.20 0.13 1.57 77.86 22:24:01 1 24.91 0.00 1.59 6.05 0.97 66.48 22:24:01 2 11.77 0.00 0.76 0.66 0.61 86.20 22:24:01 3 23.17 0.00 1.15 0.20 0.97 74.51 22:25:01 all 41.55 0.00 2.15 1.73 3.34 51.23 22:25:01 0 33.72 0.00 2.29 1.59 3.32 59.07 22:25:01 1 36.43 0.00 1.90 1.96 3.26 56.46 22:25:01 2 41.41 0.00 1.81 2.50 3.15 51.13 22:25:01 3 54.65 0.00 2.61 0.85 3.63 38.27 22:26:01 all 14.99 0.00 0.71 0.64 0.81 82.85 22:26:01 0 5.60 0.00 0.48 0.13 1.03 92.76 22:26:01 1 0.13 0.00 0.43 2.20 0.18 97.05 22:26:01 2 28.04 0.00 0.98 0.12 1.00 69.86 22:26:01 3 26.24 0.00 0.95 0.10 1.00 71.71 22:27:01 all 10.41 0.00 0.42 0.41 0.48 88.28 22:27:01 0 0.08 0.00 0.10 0.07 0.10 99.65 22:27:01 1 15.47 0.00 0.72 0.63 0.40 82.78 22:27:01 2 15.90 0.00 0.35 0.53 0.98 82.25 22:27:01 3 10.15 0.00 0.47 0.40 0.47 88.51 Average: all 21.70 0.00 1.11 1.13 1.42 74.64 Average: 0 14.67 0.00 1.02 0.48 1.51 82.33 Average: 1 19.22 0.00 1.16 2.70 1.20 75.72 Average: 2 24.34 0.00 0.98 0.96 1.44 72.29 Average: 3 28.60 0.00 1.29 0.39 1.52 68.20