---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-2783 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 833 28396 0 2936 30891 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a9:b8:c9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.81/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fea9:b8c9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:31:7f:75:5d brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-2783) 05/22/26 _x86_64_ (8 CPU) 15:20:25 LINUX RESTART (8 CPU) 15:21:02 tps rtps wtps bread/s bwrtn/s 15:22:01 280.48 27.01 253.47 876.86 76886.07 15:23:01 193.17 19.20 173.97 473.92 71902.15 15:24:01 66.19 5.85 60.34 416.06 5673.45 Average: 179.39 17.30 162.09 587.35 51346.78 15:21:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:22:01 30085204 31696756 2854016 8.66 72044 1849680 1410496 4.15 857344 1706532 198784 15:23:01 28615888 30618060 4323332 13.13 88476 2205640 2522180 7.42 1966940 2028924 14584 15:24:01 29057388 31608588 3881832 11.78 95860 2735928 1433384 4.22 1211768 2322412 423092 Average: 29252827 31307801 3686393 11.19 85460 2263749 1788687 5.26 1345351 2019289 212153 15:21:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:22:01 lo 1.29 1.29 0.15 0.15 0.00 0.00 0.00 0.00 15:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:22:01 ens3 235.04 147.83 1545.92 49.75 0.00 0.00 0.00 0.00 15:23:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 15:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:01 ens3 368.84 296.23 3333.82 55.66 0.00 0.00 0.00 0.00 15:24:01 lo 1.93 1.93 0.18 0.18 0.00 0.00 0.00 0.00 15:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:24:01 ens3 834.41 581.34 1807.24 1821.31 0.00 0.00 0.00 0.00 Average: lo 1.30 1.30 0.13 0.13 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 480.78 342.87 2232.77 645.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-2783) 05/22/26 _x86_64_ (8 CPU) 15:20:25 LINUX RESTART (8 CPU) 15:21:02 CPU %user %nice %system %iowait %steal %idle 15:22:01 all 9.88 0.00 0.90 4.04 0.03 85.15 15:22:01 0 4.54 0.00 0.75 4.78 0.03 89.90 15:22:01 1 18.03 0.00 1.93 4.60 0.05 75.39 15:22:01 2 23.96 0.00 2.26 13.18 0.05 60.54 15:22:01 3 16.29 0.00 1.12 1.34 0.07 81.18 15:22:01 4 2.85 0.00 0.36 2.02 0.02 94.76 15:22:01 5 5.73 0.00 0.44 0.22 0.02 93.60 15:22:01 6 2.50 0.00 0.25 6.21 0.02 91.02 15:22:01 7 5.12 0.00 0.12 0.00 0.02 94.74 15:23:01 all 19.14 0.00 1.24 2.96 0.06 76.61 15:23:01 0 19.46 0.00 1.57 3.91 0.07 75.00 15:23:01 1 9.84 0.00 0.73 0.38 0.03 89.01 15:23:01 2 16.65 0.00 1.39 13.99 0.08 67.89 15:23:01 3 26.86 0.00 1.54 0.45 0.08 71.07 15:23:01 4 30.22 0.00 0.80 0.13 0.05 68.80 15:23:01 5 16.22 0.00 1.04 3.41 0.07 79.26 15:23:01 6 14.35 0.00 1.14 1.22 0.05 83.24 15:23:01 7 19.54 0.00 1.67 0.20 0.07 78.52 15:24:01 all 24.62 0.00 1.43 0.15 0.06 73.74 15:24:01 0 23.40 0.00 1.43 0.65 0.07 74.45 15:24:01 1 34.64 0.00 1.08 0.12 0.07 64.09 15:24:01 2 24.74 0.00 1.39 0.23 0.07 73.58 15:24:01 3 22.61 0.00 1.10 0.00 0.07 76.22 15:24:01 4 13.37 0.00 2.17 0.12 0.03 84.31 15:24:01 5 32.90 0.00 0.58 0.05 0.08 66.38 15:24:01 6 18.06 0.00 1.32 0.02 0.08 80.52 15:24:01 7 27.15 0.00 2.38 0.03 0.05 70.38 Average: all 17.92 0.00 1.19 2.37 0.05 78.46 Average: 0 15.87 0.00 1.25 3.10 0.06 79.72 Average: 1 20.85 0.00 1.24 1.68 0.05 76.18 Average: 2 21.77 0.00 1.68 9.11 0.07 67.38 Average: 3 21.96 0.00 1.25 0.59 0.07 76.12 Average: 4 15.55 0.00 1.11 0.75 0.03 82.55 Average: 5 18.35 0.00 0.69 1.23 0.06 79.68 Average: 6 11.68 0.00 0.91 2.46 0.05 84.90 Average: 7 17.34 0.00 1.40 0.08 0.04 81.14