---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3304 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 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 473 5244 0 2258 7219 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:74:84:15 brd ff:ff:ff:ff:ff:ff inet 10.32.7.167/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fe74:8415/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3304) 06/13/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 148.34 65.12 83.22 4242.23 40076.14 12:49:01 53.92 0.19 53.74 22.36 9393.73 12:50:01 110.43 36.69 73.74 2139.82 10160.21 12:51:01 33.47 5.45 28.02 179.67 5082.17 12:52:01 18.35 0.08 18.26 2.80 1354.44 Average: 72.96 21.58 51.39 1321.61 13225.48 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6034280 7430032 2133140 26.12 36448 1539668 705588 7.66 567800 1402364 73132 12:49:01 5684004 7392412 2483416 30.41 55660 1816260 719232 7.80 619388 1666020 177704 12:50:01 5149964 7034052 3017456 36.95 65008 1975016 1066296 11.57 1031716 1771108 6512 12:51:01 5384832 7412600 2782588 34.07 68372 2113008 674576 7.32 731724 1833324 32352 12:52:01 5368696 7391280 2798724 34.27 70100 2105660 696716 7.56 770724 1809836 10464 Average: 5524355 7332075 2643065 32.36 59118 1909922 772482 8.38 744270 1696530 60033 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:48:02 ens3 435.33 239.91 1237.39 65.35 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:49:01 ens3 53.35 44.06 667.55 5.01 0.00 0.00 0.00 0.00 12:50:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 307.13 332.31 1454.93 62.00 0.00 0.00 0.00 0.00 12:51:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 12:51:01 ens3 121.29 135.47 318.04 619.91 0.00 0.00 0.00 0.00 12:52:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:52:01 ens3 8.90 10.38 6.52 5.40 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 185.63 152.79 737.12 152.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3304) 06/13/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.51 0.00 3.13 5.20 2.05 68.11 12:48:02 0 21.68 0.00 1.94 1.73 2.03 72.63 12:48:02 1 25.03 0.00 6.32 9.50 1.98 57.16 12:48:02 2 11.71 0.00 2.09 5.41 1.98 78.81 12:48:02 3 27.64 0.00 2.19 4.16 2.22 63.79 12:49:01 all 20.22 0.00 1.42 1.75 1.42 75.18 12:49:01 0 19.43 0.00 1.26 0.32 2.30 76.70 12:49:01 1 47.26 0.00 2.57 0.44 1.88 47.85 12:49:01 2 3.38 0.00 0.80 5.41 0.59 89.82 12:49:01 3 10.85 0.00 1.06 0.86 0.93 86.30 12:50:01 all 43.21 0.00 2.53 2.33 3.72 48.20 12:50:01 0 34.88 0.00 2.20 0.71 3.67 58.54 12:50:01 1 49.53 0.00 1.69 1.29 3.54 43.95 12:50:01 2 41.93 0.00 3.93 3.41 4.17 46.56 12:50:01 3 46.54 0.00 2.32 3.89 3.51 43.74 12:51:01 all 24.77 0.00 1.22 0.91 1.59 71.51 12:51:01 0 20.31 0.00 1.03 0.78 2.02 75.87 12:51:01 1 17.53 0.00 1.11 0.08 0.96 80.31 12:51:01 2 18.54 0.00 1.03 2.45 1.23 76.75 12:51:01 3 42.72 0.00 1.70 0.33 2.15 53.10 12:52:01 all 18.78 0.00 0.82 0.62 1.20 78.57 12:52:01 0 13.49 0.00 0.73 0.07 1.44 84.27 12:52:01 1 48.08 0.00 1.43 0.17 1.98 48.35 12:52:01 2 4.66 0.00 0.67 2.21 0.50 91.96 12:52:01 3 8.94 0.00 0.46 0.03 0.91 89.65 Average: all 25.73 0.00 1.83 2.16 2.00 68.28 Average: 0 21.97 0.00 1.43 0.72 2.29 73.59 Average: 1 37.46 0.00 2.62 2.30 2.07 55.54 Average: 2 16.13 0.00 1.71 3.77 1.70 76.68 Average: 3 27.39 0.00 1.55 1.86 1.95 67.25