---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14468 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 7.7G 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 481 5182 0 2311 7210 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:ed:50:a0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.29/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86190sec preferred_lft 86190sec inet6 fe80::f816:3eff:feed:50a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14468) 10/06/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 149.28 55.37 93.90 3626.86 32929.60 12:49:01 140.04 43.46 96.58 2774.65 16718.54 12:50:01 37.99 4.42 33.58 174.50 6238.43 Average: 108.93 34.37 74.56 2188.78 18639.42 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5867480 7446244 2299932 28.16 50344 1698588 662576 7.19 540708 1575260 198468 12:49:01 5138936 7076284 3028476 37.08 65128 2027652 1127680 12.24 974568 1838684 14376 12:50:01 5330668 7407964 2836744 34.73 69428 2160624 655304 7.11 744200 1874052 9708 Average: 5445695 7310164 2721717 33.32 61633 1962288 815187 8.85 753159 1762665 74184 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:48:02 ens3 411.76 276.04 1808.25 69.78 0.00 0.00 0.00 0.00 12:49:01 lo 1.66 1.66 0.16 0.16 0.00 0.00 0.00 0.00 12:49:01 ens3 313.83 335.34 1850.76 73.56 0.00 0.00 0.00 0.00 12:50:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 12:50:01 ens3 114.00 114.05 310.06 609.78 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 279.67 241.29 1320.10 252.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14468) 10/06/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.45 0.00 1.81 4.40 0.06 72.28 12:48:02 0 6.87 0.00 1.61 11.62 0.03 79.87 12:48:02 1 19.23 0.00 1.55 1.07 0.07 78.08 12:48:02 2 34.94 0.00 2.15 2.97 0.08 59.86 12:48:02 3 24.79 0.00 1.94 1.95 0.05 71.27 12:49:01 all 33.49 0.00 2.21 2.66 0.08 61.55 12:49:01 0 28.51 0.00 2.57 2.74 0.07 66.12 12:49:01 1 32.18 0.00 1.97 1.17 0.07 64.60 12:49:01 2 43.22 0.00 2.72 5.39 0.12 48.55 12:49:01 3 30.05 0.00 1.61 1.34 0.08 66.92 12:50:01 all 24.38 0.00 1.24 0.76 0.05 73.57 12:50:01 0 26.38 0.00 1.58 1.43 0.05 70.56 12:50:01 1 25.71 0.00 1.00 0.18 0.07 73.04 12:50:01 2 29.12 0.00 1.45 1.39 0.07 67.98 12:50:01 3 16.37 0.00 0.94 0.05 0.03 82.60 Average: all 26.40 0.00 1.75 2.60 0.07 69.18 Average: 0 20.55 0.00 1.92 5.27 0.05 72.21 Average: 1 25.67 0.00 1.50 0.80 0.07 71.95 Average: 2 35.72 0.00 2.10 3.24 0.09 58.86 Average: 3 23.68 0.00 1.50 1.11 0.06 73.66