---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-759 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: 2800.022 BogoMIPS: 5600.04 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.5G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 404 1426 0 2113 3277 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:b8:49:81 brd ff:ff:ff:ff:ff:ff inet 10.32.6.36/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86204sec preferred_lft 86204sec inet6 fe80::f816:3eff:feb8:4981/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-759) 02/03/24 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 105.45 58.51 46.93 4175.27 7323.83 19:15:01 101.22 18.32 82.90 672.16 14121.95 19:16:01 35.74 0.87 34.88 55.59 6048.73 Average: 80.69 25.94 54.75 1639.86 9137.04 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 1806852 3399248 2231792 55.26 49580 1698360 567048 11.15 523204 1534460 170900 19:15:01 1496100 3373532 2542544 62.96 61256 1959796 573864 11.28 639308 1705904 99648 19:16:01 1392392 3307620 2646252 65.52 66792 1989696 636744 12.52 715912 1727064 48092 Average: 1565115 3360133 2473529 61.25 59209 1882617 592552 11.65 626141 1655809 106213 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 333.49 211.48 1479.77 58.55 0.00 0.00 0.00 0.00 19:14:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 19:15:01 ens3 376.95 336.71 1726.97 77.64 0.00 0.00 0.00 0.00 19:15:01 lo 2.07 2.07 0.20 0.20 0.00 0.00 0.00 0.00 19:16:01 ens3 57.69 67.41 53.90 535.39 0.00 0.00 0.00 0.00 19:16:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 255.37 204.46 1083.33 224.67 0.00 0.00 0.00 0.00 Average: lo 1.58 1.58 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-759) 02/03/24 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.52 0.00 1.75 3.00 0.05 72.69 19:14:02 0 6.35 0.00 1.07 5.11 0.02 87.46 19:14:02 1 32.78 0.00 2.41 4.38 0.07 60.37 19:14:02 2 32.32 0.00 2.07 1.30 0.07 64.24 19:14:02 3 18.58 0.00 1.46 1.23 0.05 78.68 19:15:01 all 34.31 0.00 1.79 1.65 0.08 62.16 19:15:01 0 30.37 0.00 1.53 2.00 0.07 66.03 19:15:01 1 28.53 0.00 1.67 3.13 0.07 66.60 19:15:01 2 30.30 0.00 1.29 1.05 0.07 67.28 19:15:01 3 48.12 0.00 2.68 0.39 0.10 48.70 19:16:01 all 21.12 0.00 0.98 1.11 0.05 76.75 19:16:01 0 3.37 0.00 0.47 0.88 0.03 95.24 19:16:01 1 29.89 0.00 1.42 2.55 0.05 66.09 19:16:01 2 19.51 0.00 0.73 0.89 0.05 78.82 19:16:01 3 31.71 0.00 1.34 0.10 0.05 66.80 Average: all 25.93 0.00 1.51 1.92 0.06 70.58 Average: 0 13.28 0.00 1.02 2.67 0.04 83.00 Average: 1 30.41 0.00 1.83 3.35 0.06 64.34 Average: 2 27.36 0.00 1.37 1.08 0.06 70.13 Average: 3 32.72 0.00 1.82 0.57 0.07 64.82