---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-464 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 473 5126 0 2375 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:31:3e:7e brd ff:ff:ff:ff:ff:ff inet 10.32.6.124/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86067sec preferred_lft 86067sec inet6 fe80::f816:3eff:fe31:3e7e/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-464) 05/09/26 _x86_64_ (4 CPU) 16:36:57 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 167.26 84.62 82.64 4937.04 40793.88 16:39:01 82.34 30.13 52.21 1664.92 9063.96 16:40:01 34.26 7.52 26.75 664.82 7458.89 16:41:01 9.25 3.78 5.47 140.78 3353.44 16:42:01 30.28 0.65 29.63 77.45 7948.28 Average: 64.68 25.34 39.34 1497.00 13723.69 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 5996128 7420724 2171292 26.58 36920 1567556 695892 7.55 577656 1429368 87196 16:39:01 5662120 7362260 2505300 30.67 56856 1807464 785796 8.53 676108 1633056 101200 16:40:01 4518912 6445564 3648508 44.67 62372 2021548 1540008 16.71 1620320 1815064 92308 16:41:01 5300468 7427152 2866952 35.10 65944 2212572 644528 6.99 709896 1935848 191444 16:42:01 5321680 7460320 2845740 34.84 68736 2221700 618192 6.71 684688 1939380 10468 Average: 5359862 7223204 2807558 34.38 58166 1966168 856883 9.30 853734 1750543 96523 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 ens3 366.09 213.68 1528.27 63.81 0.00 0.00 0.00 0.00 16:38:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 16:39:01 ens3 58.87 48.73 454.26 12.04 0.00 0.00 0.00 0.00 16:39:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:40:01 ens3 216.78 199.72 3100.95 25.49 0.00 0.00 0.00 0.00 16:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:41:01 ens3 114.66 107.15 1247.82 16.74 0.00 0.00 0.00 0.00 16:41:01 lo 120.18 120.18 36.28 36.28 0.00 0.00 0.00 0.00 16:42:01 ens3 10.91 11.73 9.68 5.63 0.00 0.00 0.00 0.00 16:42:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 153.46 116.20 1268.20 24.74 0.00 0.00 0.00 0.00 Average: lo 24.87 24.87 7.33 7.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-464) 05/09/26 _x86_64_ (4 CPU) 16:36:57 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 20.57 0.00 2.83 5.04 2.15 69.42 16:38:01 0 33.49 0.00 2.43 3.99 2.28 57.80 16:38:01 1 16.03 0.00 4.72 2.61 1.69 74.95 16:38:01 2 18.86 0.00 1.87 5.57 2.52 71.17 16:38:01 3 13.93 0.00 2.29 7.97 2.09 73.72 16:39:01 all 22.09 0.00 1.49 1.86 1.69 72.87 16:39:01 0 19.49 0.00 1.09 1.21 1.73 76.48 16:39:01 1 14.39 0.00 1.33 1.20 1.48 81.60 16:39:01 2 17.21 0.00 1.31 4.20 1.69 75.59 16:39:01 3 37.31 0.00 2.26 0.80 1.90 57.73 16:40:01 all 31.99 0.00 1.41 0.62 3.42 62.56 16:40:01 0 31.57 0.00 1.42 0.31 3.46 63.24 16:40:01 1 36.35 0.00 1.12 0.28 3.62 58.63 16:40:01 2 27.73 0.00 1.50 1.85 3.41 65.53 16:40:01 3 32.28 0.00 1.58 0.07 3.17 62.91 16:41:01 all 38.12 0.00 1.64 0.15 4.30 55.79 16:41:01 0 38.95 0.00 1.69 0.17 4.16 55.03 16:41:01 1 34.41 0.00 1.50 0.18 4.47 59.44 16:41:01 2 38.25 0.00 1.85 0.18 4.10 55.62 16:41:01 3 40.88 0.00 1.52 0.07 4.48 53.05 16:42:01 all 20.38 0.00 0.98 0.80 1.08 76.76 16:42:01 0 26.04 0.00 0.77 0.22 1.00 71.98 16:42:01 1 25.08 0.00 1.75 0.93 1.13 71.11 16:42:01 2 3.35 0.00 0.45 1.93 0.42 93.85 16:42:01 3 27.02 0.00 0.93 0.15 1.76 70.15 Average: all 26.65 0.00 1.67 1.69 2.53 67.46 Average: 0 29.92 0.00 1.48 1.18 2.53 64.90 Average: 1 25.28 0.00 2.08 1.04 2.48 69.12 Average: 2 21.11 0.00 1.40 2.74 2.43 72.32 Average: 3 30.29 0.00 1.72 1.81 2.68 63.51