---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2917 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 469 5124 0 2382 7223 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:d5:7b:d7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.2/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86037sec preferred_lft 86037sec inet6 fe80::f816:3eff:fed5:7bd7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2917) 01/10/26 _x86_64_ (4 CPU) 11:16:57 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 165.64 82.12 83.52 4895.05 40616.45 11:19:01 80.97 29.71 51.26 1656.92 8133.84 11:20:01 35.23 0.18 35.05 2.67 7202.93 11:21:01 11.08 0.00 11.08 0.00 358.01 11:22:01 51.69 2.73 48.96 189.97 12283.02 Average: 68.92 22.95 45.97 1348.79 13717.97 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 5985172 7405108 2182248 26.72 36444 1563452 712412 7.73 591444 1426136 85920 11:19:01 5614240 7315040 2553180 31.26 57068 1807672 834468 9.05 700544 1655552 135164 11:20:01 5533044 7308776 2634376 32.25 59428 1878344 785008 8.52 708688 1724856 1776 11:21:01 5464212 7262152 2703208 33.10 61332 1897416 826916 8.97 754736 1742108 15188 11:22:01 5280868 7424868 2886552 35.34 66544 2231240 655924 7.12 632704 2036556 27392 Average: 5575507 7343189 2591913 31.73 56163 1875625 762946 8.28 677623 1717042 53088 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 11:18:01 ens3 447.33 227.31 1455.30 65.42 0.00 0.00 0.00 0.00 11:19:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 11:19:01 ens3 89.59 56.79 473.51 14.80 0.00 0.00 0.00 0.00 11:20:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:20:01 ens3 103.20 115.03 1166.40 16.64 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 133.24 167.34 344.41 23.16 0.00 0.00 0.00 0.00 11:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:22:01 ens3 591.23 517.78 3805.47 67.96 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 272.90 216.84 1448.96 37.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2917) 01/10/26 _x86_64_ (4 CPU) 11:16:57 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 21.76 0.00 2.61 5.15 1.01 69.47 11:18:01 0 8.59 0.00 1.96 11.30 0.82 77.34 11:18:01 1 31.34 0.00 2.30 5.22 1.29 59.85 11:18:01 2 35.16 0.00 5.00 2.07 1.34 56.44 11:18:01 3 11.96 0.00 1.15 2.02 0.62 84.25 11:19:01 all 23.19 0.00 1.41 1.97 0.85 72.58 11:19:01 0 9.85 0.00 0.68 4.38 0.47 84.61 11:19:01 1 20.86 0.00 1.00 1.15 0.85 76.13 11:19:01 2 55.39 0.00 3.12 0.50 1.60 39.39 11:19:01 3 6.68 0.00 0.87 1.85 0.45 90.15 11:20:01 all 9.78 0.00 0.46 0.50 0.39 88.88 11:20:01 0 6.67 0.00 0.15 0.22 0.25 92.71 11:20:01 1 11.08 0.00 0.62 1.58 0.47 86.25 11:20:01 2 10.34 0.00 0.72 0.05 0.37 88.52 11:20:01 3 11.00 0.00 0.40 0.17 0.48 87.95 11:21:01 all 5.50 0.00 0.35 0.11 0.32 93.72 11:21:01 0 3.97 0.00 0.33 0.05 0.12 95.53 11:21:01 1 5.69 0.00 0.50 0.20 0.22 93.39 11:21:01 2 7.26 0.00 0.38 0.05 0.64 91.68 11:21:01 3 5.09 0.00 0.13 0.15 0.30 94.33 11:22:01 all 21.36 0.00 1.63 0.84 0.79 75.38 11:22:01 0 26.99 0.00 2.05 1.64 1.02 68.31 11:22:01 1 11.32 0.00 1.17 1.02 0.47 86.02 11:22:01 2 28.84 0.00 2.08 0.40 0.99 67.69 11:22:01 3 18.30 0.00 1.24 0.30 0.69 79.47 Average: all 16.32 0.00 1.29 1.72 0.67 80.01 Average: 0 11.22 0.00 1.03 3.51 0.53 83.70 Average: 1 16.06 0.00 1.12 1.84 0.66 80.33 Average: 2 27.41 0.00 2.26 0.62 0.99 68.73 Average: 3 10.60 0.00 0.76 0.90 0.51 87.24