---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14356 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 485 5263 0 2227 7209 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:e8:47:26 brd ff:ff:ff:ff:ff:ff inet 10.32.6.165/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86203sec preferred_lft 86203sec inet6 fe80::f816:3eff:fee8:4726/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14356) 10/04/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 157.46 55.41 102.05 3625.93 43250.14 19:15:01 122.25 25.59 96.66 1292.93 16821.15 19:16:01 31.98 1.53 30.44 101.58 4993.03 Average: 103.79 27.52 76.27 1675.61 21715.29 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5866312 7447660 2301100 28.17 49868 1701768 649768 7.05 538184 1578944 197352 19:15:01 5399220 7382744 2768192 33.89 63868 2075932 687260 7.46 702408 1853664 110176 19:16:01 5382628 7376420 2784784 34.10 66860 2082608 682452 7.41 737776 1834144 10300 Average: 5549387 7402275 2618025 32.05 60199 1953436 673160 7.30 659456 1755584 105943 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 19:14:02 ens3 379.67 244.73 1778.01 67.24 0.00 0.00 0.00 0.00 19:15:01 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 19:15:01 ens3 347.25 330.67 1839.73 72.45 0.00 0.00 0.00 0.00 19:16:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 19:16:01 ens3 57.54 58.61 30.33 532.29 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 261.01 210.67 1212.54 224.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14356) 10/04/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.89 0.00 1.85 5.00 0.08 72.20 19:14:02 0 45.53 0.00 2.83 1.82 0.13 49.68 19:14:02 1 15.33 0.00 1.32 4.46 0.05 78.84 19:14:02 2 5.64 0.00 1.54 11.04 0.08 81.69 19:14:02 3 17.04 0.00 1.69 2.66 0.05 78.56 19:15:01 all 34.15 0.00 1.76 2.15 0.09 61.85 19:15:01 0 21.26 0.00 1.59 2.57 0.07 74.51 19:15:01 1 27.54 0.00 1.33 0.19 0.07 70.88 19:15:01 2 26.87 0.00 1.41 4.48 0.09 67.16 19:15:01 3 60.83 0.00 2.70 1.37 0.14 34.96 19:16:01 all 20.68 0.00 1.14 1.00 0.05 77.13 19:16:01 0 14.35 0.00 0.98 3.18 0.05 81.44 19:16:01 1 28.07 0.00 1.10 0.07 0.05 70.72 19:16:01 2 17.81 0.00 1.23 0.47 0.05 80.44 19:16:01 3 22.51 0.00 1.29 0.28 0.05 75.87 Average: all 25.18 0.00 1.58 2.72 0.07 70.45 Average: 0 27.04 0.00 1.80 2.53 0.08 68.55 Average: 1 23.63 0.00 1.25 1.58 0.06 73.49 Average: 2 16.72 0.00 1.40 5.32 0.07 76.48 Average: 3 33.32 0.00 1.89 1.44 0.08 63.27