---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1999 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 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 416 1319 0 2207 3264 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:49:7a:25 brd ff:ff:ff:ff:ff:ff inet 10.32.7.104/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86198sec preferred_lft 86198sec inet6 fe80::f816:3eff:fe49:7a25/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1999) 12/08/23 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 90.57 36.89 53.67 1699.58 6692.08 07:07:01 117.27 37.77 79.50 2169.53 13813.66 07:08:01 31.13 1.30 29.83 64.26 6095.78 Average: 79.44 25.25 54.19 1306.33 8839.55 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 1753140 3382348 2285504 56.59 50648 1732872 582600 11.45 538528 1570504 175000 07:07:01 1342304 3320800 2696340 66.76 62028 2058428 630984 12.40 723716 1771240 110128 07:08:01 1290188 3296732 2748456 68.05 67220 2079248 647868 12.74 758896 1784204 45584 Average: 1461877 3333293 2576767 63.80 59965 1956849 620484 12.20 673713 1708649 110237 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:06:02 ens3 102.53 90.87 1238.65 18.33 0.00 0.00 0.00 0.00 07:07:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 07:07:01 ens3 294.95 306.96 1493.47 58.73 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 61.11 70.95 52.93 606.91 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 152.07 155.42 925.19 228.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1999) 12/08/23 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 19.45 0.00 1.51 2.59 0.05 76.41 07:06:02 0 4.97 0.00 0.65 0.22 0.00 94.16 07:06:02 1 30.98 0.00 2.09 7.73 0.05 59.15 07:06:02 2 12.58 0.00 1.47 1.12 0.07 84.77 07:06:02 3 29.24 0.00 1.85 1.29 0.07 67.55 07:07:01 all 31.55 0.00 1.63 1.99 0.07 64.76 07:07:01 0 26.01 0.00 1.37 0.78 0.05 71.78 07:07:01 1 34.61 0.00 1.21 2.78 0.08 61.32 07:07:01 2 24.83 0.00 1.50 3.11 0.07 70.50 07:07:01 3 40.78 0.00 2.41 1.27 0.08 55.46 07:08:01 all 18.79 0.00 0.87 0.88 0.04 79.43 07:08:01 0 15.15 0.00 0.60 0.07 0.03 84.15 07:08:01 1 34.10 0.00 1.15 2.82 0.05 61.88 07:08:01 2 21.04 0.00 0.98 0.60 0.05 77.33 07:08:01 3 4.83 0.00 0.74 0.02 0.03 94.39 Average: all 23.22 0.00 1.33 1.82 0.05 73.58 Average: 0 15.33 0.00 0.87 0.35 0.03 83.42 Average: 1 33.22 0.00 1.48 4.45 0.06 60.78 Average: 2 19.45 0.00 1.32 1.60 0.06 77.57 Average: 3 24.87 0.00 1.66 0.86 0.06 72.55