---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2927 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 479 5326 0 2169 7215 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:45:8e:86 brd ff:ff:ff:ff:ff:ff inet 10.32.6.230/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe45:8e86/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2927) 06/08/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 141.43 54.94 86.49 3611.00 40854.01 19:15:01 65.06 12.15 52.91 277.69 9723.05 19:16:01 69.82 6.38 63.44 397.53 8647.89 19:17:01 26.43 3.03 23.40 123.31 4489.65 Average: 75.68 19.13 56.56 1102.38 15928.65 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5961752 7403696 2205660 27.01 38520 1582432 707712 7.68 600644 1439656 98808 19:15:01 5740828 7473504 2426584 29.71 58432 1835696 601388 6.53 542340 1682444 156156 19:16:01 5533648 7459188 2633764 32.25 64080 2018384 621828 6.75 638012 1785512 115564 19:17:01 5454668 7388104 2712744 33.21 66216 2023228 698764 7.58 716724 1783488 10492 Average: 5672724 7431123 2494688 30.54 56812 1864935 657423 7.13 624430 1672775 95255 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:01 ens3 479.14 268.24 1532.76 66.71 0.00 0.00 0.00 0.00 19:15:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 73.30 56.62 528.22 16.77 0.00 0.00 0.00 0.00 19:16:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 19:16:01 ens3 230.63 260.89 1238.32 47.98 0.00 0.00 0.00 0.00 19:17:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 52.52 62.16 30.50 532.66 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 208.90 161.98 832.45 166.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2927) 06/08/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.95 0.00 2.61 4.53 1.53 69.37 19:14:01 0 28.00 0.00 2.58 12.35 1.63 55.43 19:14:01 1 28.84 0.00 2.16 2.40 1.55 65.06 19:14:01 2 16.37 0.00 1.66 1.16 1.76 79.05 19:14:01 3 14.64 0.00 4.03 2.23 1.18 77.91 19:15:01 all 21.82 0.00 1.48 1.84 1.72 73.15 19:15:01 0 3.42 0.00 0.67 3.15 0.62 92.15 19:15:01 1 51.59 0.00 2.38 0.65 2.17 43.20 19:15:01 2 15.18 0.00 1.27 0.31 1.87 81.37 19:15:01 3 17.20 0.00 1.61 3.23 2.21 75.75 19:16:01 all 39.31 0.00 1.92 1.24 3.91 53.62 19:16:01 0 34.94 0.00 1.62 0.61 3.82 59.01 19:16:01 1 30.94 0.00 1.63 2.14 3.59 61.71 19:16:01 2 50.03 0.00 2.29 0.33 4.25 43.10 19:16:01 3 41.30 0.00 2.16 1.88 3.99 50.67 19:17:01 all 20.29 0.00 0.99 1.03 1.49 76.20 19:17:01 0 7.54 0.00 0.69 0.70 2.21 88.85 19:17:01 1 36.12 0.00 1.11 0.43 1.43 60.91 19:17:01 2 6.29 0.00 0.85 0.00 1.01 91.86 19:17:01 3 31.48 0.00 1.28 3.00 1.28 62.95 Average: all 25.86 0.00 1.75 2.16 2.17 68.06 Average: 0 18.48 0.00 1.39 4.18 2.08 73.88 Average: 1 36.85 0.00 1.82 1.41 2.19 57.74 Average: 2 22.01 0.00 1.52 0.45 2.22 73.80 Average: 3 26.16 0.00 2.27 2.59 2.17 66.81