---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14940 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 476 5179 0 2320 7216 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:18:ea:1f brd ff:ff:ff:ff:ff:ff inet 10.32.6.26/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86194sec preferred_lft 86194sec inet6 fe80::f816:3eff:fe18:ea1f/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-14940) 10/12/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 147.38 55.36 92.02 3626.26 29401.95 12:49:01 143.61 46.02 97.59 2841.22 16535.73 12:50:01 37.03 2.20 34.83 117.71 6233.63 Average: 109.15 34.46 74.69 2191.50 17395.93 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5842016 7455516 2325396 28.47 50420 1732948 659732 7.16 532912 1609780 216700 12:49:01 5240920 7191332 2926492 35.83 65328 2040496 909320 9.87 876920 1836044 14080 12:50:01 5378416 7463220 2788996 34.15 69844 2168080 615464 6.68 691928 1881640 9076 Average: 5487117 7370023 2680295 32.82 61864 1980508 728172 7.90 700587 1775821 79952 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 407.86 271.58 2064.92 70.80 0.00 0.00 0.00 0.00 12:48:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:49:01 ens3 317.42 342.20 1858.36 72.84 0.00 0.00 0.00 0.00 12:49:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 12:50:01 ens3 108.03 115.25 282.36 613.50 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 Average: ens3 277.56 242.45 1399.34 253.38 0.00 0.00 0.00 0.00 Average: lo 1.46 1.46 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14940) 10/12/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.37 0.00 1.86 4.36 0.07 72.35 12:48:02 0 10.47 0.00 0.99 7.69 0.03 80.82 12:48:02 1 47.81 0.00 3.67 5.80 0.10 42.62 12:48:02 2 14.31 0.00 1.54 1.47 0.08 82.59 12:48:02 3 12.93 0.00 1.22 2.50 0.03 83.31 12:49:01 all 36.42 0.00 2.17 2.50 0.10 58.82 12:49:01 0 29.67 0.00 1.62 2.62 0.09 66.01 12:49:01 1 37.61 0.00 1.65 1.54 0.08 59.12 12:49:01 2 44.53 0.00 3.14 1.86 0.12 50.36 12:49:01 3 33.89 0.00 2.26 3.95 0.10 59.80 12:50:01 all 21.38 0.00 1.03 0.86 0.05 76.68 12:50:01 0 16.61 0.00 0.93 1.38 0.05 81.02 12:50:01 1 27.47 0.00 1.05 0.05 0.05 71.38 12:50:01 2 25.54 0.00 1.41 1.26 0.07 71.73 12:50:01 3 15.90 0.00 0.75 0.75 0.05 82.54 Average: all 26.32 0.00 1.68 2.57 0.07 69.35 Average: 0 18.85 0.00 1.18 3.90 0.06 76.02 Average: 1 37.63 0.00 2.12 2.47 0.08 57.70 Average: 2 28.03 0.00 2.02 1.53 0.09 68.33 Average: 3 20.82 0.00 1.41 2.39 0.06 75.33