---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5112 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: 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 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 473 5323 0 2179 7221 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:15:43:60 brd ff:ff:ff:ff:ff:ff inet 10.32.7.194/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe15:4360/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5112) 02/05/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 139.76 54.59 85.17 3578.20 40984.25 12:49:01 87.11 30.51 56.60 1725.36 9280.16 12:50:01 71.10 8.85 62.26 510.71 7535.81 12:51:01 25.68 1.70 23.98 80.39 4970.10 Average: 80.89 23.89 57.00 1472.63 15718.87 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5972704 7405120 2194708 26.87 38108 1573488 718984 7.80 597624 1431244 85764 12:49:01 5614028 7317764 2553384 31.26 57984 1809024 794308 8.62 701888 1653040 102204 12:50:01 5457904 7392212 2709508 33.17 65664 2025532 696420 7.56 744732 1754092 118468 12:51:01 5480452 7422440 2686960 32.90 67892 2030180 651948 7.07 722744 1751968 9332 Average: 5631272 7384384 2536140 31.05 57412 1859556 715415 7.76 691747 1647586 78942 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:02 ens3 460.72 239.64 1470.48 66.02 0.00 0.00 0.00 0.00 12:49:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 84.31 68.12 467.20 17.89 0.00 0.00 0.00 0.00 12:50:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 325.45 366.49 1543.93 61.23 0.00 0.00 0.00 0.00 12:51:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 65.71 69.31 35.94 610.97 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 234.66 186.37 881.08 189.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5112) 02/05/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 23.23 0.00 2.77 4.06 1.10 68.83 12:48:02 0 18.64 0.00 2.47 5.00 1.05 72.84 12:48:02 1 23.14 0.00 4.77 3.87 1.12 67.11 12:48:02 2 27.69 0.00 1.90 4.23 1.24 64.95 12:48:02 3 23.46 0.00 1.92 3.18 1.00 70.43 12:49:01 all 25.13 0.00 1.74 2.03 1.22 69.88 12:49:01 0 25.15 0.00 0.95 0.15 1.35 72.40 12:49:01 1 36.63 0.00 2.50 1.17 1.35 58.35 12:49:01 2 14.98 0.00 1.29 3.95 0.88 78.90 12:49:01 3 23.74 0.00 2.20 2.85 1.29 69.92 12:50:01 all 42.96 0.00 2.32 0.76 2.68 51.28 12:50:01 0 43.63 0.00 2.15 0.45 2.63 51.13 12:50:01 1 38.84 0.00 2.03 1.46 2.14 55.53 12:50:01 2 41.54 0.00 1.77 0.68 2.80 53.21 12:50:01 3 47.77 0.00 3.37 0.47 3.15 45.24 12:51:01 all 21.37 0.00 1.02 0.65 0.83 76.13 12:51:01 0 19.57 0.00 1.12 0.03 0.68 78.60 12:51:01 1 14.02 0.00 0.87 1.03 0.65 83.43 12:51:01 2 37.73 0.00 1.13 1.50 1.05 58.59 12:51:01 3 14.18 0.00 0.98 0.03 0.93 83.88 Average: all 28.18 0.00 1.96 1.87 1.46 66.52 Average: 0 26.75 0.00 1.67 1.41 1.43 68.73 Average: 1 28.11 0.00 2.54 1.88 1.31 66.15 Average: 2 30.57 0.00 1.53 2.58 1.50 63.83 Average: 3 27.29 0.00 2.12 1.62 1.59 67.37