---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-814 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 7.6G 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 427 1321 0 2195 3252 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:a2:47:2a brd ff:ff:ff:ff:ff:ff inet 10.32.7.219/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86210sec preferred_lft 86210sec inet6 fe80::f816:3eff:fea2:472a/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-814) 04/06/24 _x86_64_ (4 CPU) 08:12:56 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 155.26 87.04 68.22 5390.17 41842.24 08:15:01 123.13 37.43 85.70 2242.69 13309.92 08:16:01 48.13 2.37 45.76 133.18 5386.97 Average: 108.84 42.28 66.56 2588.68 20179.71 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1850624 3397188 2188020 54.18 48508 1654448 561360 11.03 519972 1494728 137780 08:15:01 947412 2795636 3091232 76.54 61940 1930132 1087180 21.37 1166384 1725540 13384 08:16:01 1395112 3372700 2643532 65.46 67508 2050848 561292 11.03 658316 1782228 23320 Average: 1397716 3188508 2640928 65.39 59319 1878476 736611 14.48 781557 1667499 58161 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 ens3 367.32 249.84 1376.20 63.59 0.00 0.00 0.00 0.00 08:14:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 08:15:01 ens3 406.77 416.36 2155.23 80.76 0.00 0.00 0.00 0.00 08:15:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 08:16:01 ens3 196.78 217.15 861.99 43.04 0.00 0.00 0.00 0.00 08:16:01 lo 2.10 2.10 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 323.62 294.45 1464.47 62.46 0.00 0.00 0.00 0.00 Average: lo 1.70 1.70 0.18 0.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-814) 04/06/24 _x86_64_ (4 CPU) 08:12:56 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.56 0.00 2.39 4.07 0.05 71.93 08:14:01 0 20.39 0.00 3.03 2.43 0.05 74.09 08:14:01 1 17.00 0.00 1.61 3.01 0.05 78.33 08:14:01 2 25.70 0.00 2.31 1.68 0.07 70.25 08:14:01 3 23.14 0.00 2.63 9.14 0.05 65.04 08:15:01 all 34.41 0.00 1.55 1.96 0.08 62.00 08:15:01 0 43.96 0.00 1.99 1.46 0.08 52.51 08:15:01 1 31.85 0.00 1.50 1.34 0.07 65.25 08:15:01 2 34.87 0.00 1.49 0.67 0.10 62.88 08:15:01 3 27.02 0.00 1.19 4.37 0.07 67.35 08:16:01 all 24.94 0.00 1.13 1.06 0.05 72.81 08:16:01 0 23.99 0.00 1.19 0.25 0.08 74.49 08:16:01 1 27.44 0.00 1.10 0.17 0.05 71.24 08:16:01 2 22.00 0.00 1.05 0.07 0.05 76.83 08:16:01 3 26.32 0.00 1.15 3.77 0.05 68.71 Average: all 26.97 0.00 1.69 2.36 0.06 68.92 Average: 0 29.44 0.00 2.07 1.38 0.07 67.04 Average: 1 25.43 0.00 1.40 1.50 0.06 71.60 Average: 2 27.52 0.00 1.62 0.80 0.07 69.99 Average: 3 25.50 0.00 1.65 5.76 0.06 67.04