---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1835 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 483 5167 0 2324 7208 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:b8:20:3f brd ff:ff:ff:ff:ff:ff inet 10.32.7.192/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86187sec preferred_lft 86187sec inet6 fe80::f816:3eff:feb8:203f/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-1835) 11/03/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 144.64 55.16 89.49 3606.33 25209.42 14:57:01 141.79 42.87 98.92 2752.48 16988.98 14:58:01 40.16 5.27 34.89 204.37 6306.02 Average: 108.68 34.39 74.29 2184.57 16163.55 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5860364 7446908 2307056 28.25 50072 1706280 659188 7.15 539352 1582992 202104 14:57:01 5186576 7136228 2980844 36.50 65700 2038572 1125528 12.21 910928 1851708 14876 14:58:01 5319360 7409052 2848060 34.87 69888 2172100 659756 7.16 741288 1886176 9604 Average: 5455433 7330729 2711987 33.20 61887 1972317 814824 8.84 730523 1773625 75528 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 14:56:02 ens3 348.28 232.56 1857.48 66.90 0.00 0.00 0.00 0.00 14:57:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 290.98 322.84 2015.12 69.66 0.00 0.00 0.00 0.00 14:58:01 lo 1.83 1.83 0.17 0.17 0.00 0.00 0.00 0.00 14:58:01 ens3 155.57 145.86 320.56 625.87 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 264.80 233.26 1394.27 255.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1835) 11/03/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 21.43 0.00 1.89 4.10 0.06 72.52 14:56:02 0 15.47 0.00 1.62 4.45 0.05 78.41 14:56:02 1 21.79 0.00 1.58 1.08 0.05 75.49 14:56:02 2 20.22 0.00 2.07 1.19 0.08 76.44 14:56:02 3 28.27 0.00 2.27 9.68 0.08 59.69 14:57:01 all 34.39 0.00 2.37 2.58 0.10 60.56 14:57:01 0 28.59 0.00 1.74 1.74 0.10 67.83 14:57:01 1 25.98 0.00 1.95 3.68 0.07 68.31 14:57:01 2 53.71 0.00 3.46 1.02 0.15 41.65 14:57:01 3 29.32 0.00 2.32 3.85 0.09 64.44 14:58:01 all 24.60 0.00 1.37 1.08 0.06 72.89 14:58:01 0 6.55 0.00 0.91 2.33 0.02 90.19 14:58:01 1 42.47 0.00 1.69 1.09 0.08 54.68 14:58:01 2 17.80 0.00 1.42 0.52 0.03 80.24 14:58:01 3 31.52 0.00 1.52 0.38 0.05 66.53 Average: all 26.76 0.00 1.87 2.59 0.07 68.71 Average: 0 16.80 0.00 1.42 2.85 0.06 78.88 Average: 1 30.10 0.00 1.74 1.94 0.07 66.15 Average: 2 30.41 0.00 2.31 0.91 0.09 66.28 Average: 3 29.71 0.00 2.03 4.64 0.07 63.55