---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14204 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 7.8G 12G 41% / 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 470 5030 0 2474 7218 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:b2:34:46 brd ff:ff:ff:ff:ff:ff inet 10.32.7.138/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:feb2:3446/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14204) 10/03/26 _x86_64_ (4 CPU) 05:56:53 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 149.78 55.39 94.38 3627.00 39026.05 05:59:01 103.37 37.54 65.84 2294.53 14118.83 06:00:01 25.08 13.75 11.33 813.60 6817.13 Average: 92.68 35.55 57.14 2244.76 20020.11 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 5889012 7462008 2278400 27.90 49632 1693472 645704 7.01 521780 1571728 197004 05:59:01 5335808 7272396 2831604 34.67 61816 2031772 810476 8.79 756032 1864704 109668 06:00:01 5236392 7460772 2931020 35.89 67560 2305024 602540 6.54 655376 2046092 172852 Average: 5487071 7398392 2680341 32.82 59669 2010089 686240 7.45 644396 1827508 159841 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 ens3 348.38 221.91 1752.52 65.43 0.00 0.00 0.00 0.00 05:58:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 05:59:01 ens3 143.53 143.18 2300.20 25.92 0.00 0.00 0.00 0.00 05:59:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 06:00:01 ens3 146.91 146.08 2304.66 25.67 0.00 0.00 0.00 0.00 06:00:01 lo 120.20 120.20 36.27 36.27 0.00 0.00 0.00 0.00 Average: ens3 213.33 170.54 2118.11 39.08 0.00 0.00 0.00 0.00 Average: lo 41.14 41.14 12.24 12.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14204) 10/03/26 _x86_64_ (4 CPU) 05:56:53 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 20.93 0.00 1.85 4.70 0.07 72.46 05:58:02 0 7.77 0.00 1.39 10.31 0.07 80.46 05:58:02 1 30.08 0.00 2.39 2.71 0.08 64.74 05:58:02 2 10.36 0.00 1.34 3.88 0.05 84.37 05:58:02 3 35.46 0.00 2.29 1.91 0.08 60.26 05:59:01 all 17.78 0.00 1.08 2.17 0.06 78.92 05:59:01 0 13.16 0.00 0.68 2.36 0.05 83.75 05:59:01 1 38.22 0.00 1.83 1.87 0.08 58.00 05:59:01 2 9.12 0.00 0.69 0.68 0.03 89.48 05:59:01 3 10.57 0.00 1.11 3.78 0.07 84.48 06:00:01 all 41.13 0.00 1.58 0.31 0.10 56.88 06:00:01 0 38.39 0.00 1.77 0.40 0.10 59.33 06:00:01 1 44.15 0.00 1.15 0.23 0.10 54.36 06:00:01 2 42.56 0.00 1.62 0.48 0.10 55.24 06:00:01 3 39.42 0.00 1.76 0.13 0.10 58.58 Average: all 26.66 0.00 1.50 2.39 0.08 69.37 Average: 0 19.83 0.00 1.29 4.36 0.07 74.45 Average: 1 37.48 0.00 1.79 1.60 0.09 59.04 Average: 2 20.74 0.00 1.22 1.69 0.06 76.30 Average: 3 28.58 0.00 1.72 1.93 0.08 67.68