---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-40388 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: 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): 0-7 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 708K 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 838 28462 0 2866 30893 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:f0:85:47 brd ff:ff:ff:ff:ff:ff inet 10.30.107.228/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fef0:8547/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e2:f3:57:f3 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-40388) 08/23/25 _x86_64_ (8 CPU) 20:18:50 LINUX RESTART (8 CPU) 20:19:01 tps rtps wtps bread/s bwrtn/s 20:20:02 410.70 73.71 336.99 5328.22 126254.98 20:21:01 175.70 42.30 133.40 3091.54 67694.15 20:22:01 299.38 5.00 294.38 485.92 22763.01 20:23:01 40.61 8.23 32.38 332.61 4903.45 Average: 231.84 32.27 199.57 2306.43 55355.45 20:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:02 30026020 31601732 2913200 8.84 65832 1820884 1488176 4.38 976848 1643356 209536 20:21:01 29191544 31208456 3747676 11.38 79304 2237360 1960240 5.77 1404656 2025236 275368 20:22:01 27624588 30073480 5314632 16.13 98856 2637984 2985640 8.78 2768480 2196484 91260 20:23:01 29158348 31644612 3780872 11.48 101944 2672292 1414640 4.16 1263880 2178120 25400 Average: 29000125 31132070 3939095 11.96 86484 2342130 1962174 5.77 1603466 2010799 150391 20:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:02 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 20:20:02 ens3 414.16 282.21 1634.88 77.02 0.00 0.00 0.00 0.00 20:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:21:01 lo 10.66 10.66 1.56 1.56 0.00 0.00 0.00 0.00 20:21:01 ens3 151.60 121.01 2441.73 14.01 0.00 0.00 0.00 0.00 20:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:22:01 lo 130.43 130.43 28.88 28.88 0.00 0.00 0.00 0.00 20:22:01 ens3 275.52 218.35 3000.76 22.64 0.00 0.00 0.00 0.00 20:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:23:01 lo 226.20 226.20 53.30 53.30 0.00 0.00 0.00 0.00 20:23:01 ens3 43.54 36.88 250.94 9.36 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: lo 92.59 92.59 21.06 21.06 0.00 0.00 0.00 0.00 Average: ens3 221.51 164.80 1829.52 30.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-40388) 08/23/25 _x86_64_ (8 CPU) 20:18:50 LINUX RESTART (8 CPU) 20:19:01 CPU %user %nice %system %iowait %steal %idle 20:20:02 all 9.40 0.00 1.27 2.43 0.03 86.87 20:20:02 0 4.31 0.00 1.87 4.88 0.03 88.90 20:20:02 1 25.69 0.00 2.44 3.36 0.07 68.44 20:20:02 2 3.88 0.00 0.75 6.39 0.05 88.92 20:20:02 3 12.67 0.00 1.24 2.07 0.03 83.99 20:20:02 4 5.81 0.00 0.67 0.43 0.03 93.06 20:20:02 5 6.05 0.00 2.11 0.13 0.03 91.68 20:20:02 6 4.87 0.00 0.47 0.15 0.03 94.48 20:20:02 7 11.90 0.00 0.60 2.04 0.03 85.43 20:21:01 all 9.58 0.00 0.70 1.15 0.04 88.53 20:21:01 0 4.80 0.00 0.41 0.46 0.02 94.31 20:21:01 1 9.66 0.00 0.69 1.07 0.05 88.53 20:21:01 2 4.47 0.00 0.49 5.98 0.03 89.02 20:21:01 3 25.94 0.00 1.48 0.88 0.08 71.61 20:21:01 4 13.37 0.00 1.36 0.53 0.03 84.71 20:21:01 5 8.39 0.00 0.59 0.25 0.03 90.74 20:21:01 6 5.58 0.00 0.34 0.02 0.05 94.01 20:21:01 7 4.44 0.00 0.24 0.07 0.02 95.24 20:22:01 all 40.14 0.00 1.52 0.56 0.07 57.71 20:22:01 0 38.65 0.00 1.85 0.12 0.08 59.29 20:22:01 1 51.40 0.00 1.57 0.03 0.08 46.91 20:22:01 2 38.14 0.00 1.29 0.13 0.07 60.38 20:22:01 3 42.58 0.00 1.42 0.62 0.08 55.29 20:22:01 4 37.44 0.00 1.51 0.15 0.07 60.83 20:22:01 5 36.19 0.00 1.18 0.00 0.05 62.58 20:22:01 6 39.07 0.00 1.91 3.39 0.08 55.55 20:22:01 7 37.61 0.00 1.49 0.00 0.07 60.84 20:23:01 all 22.27 0.00 0.96 0.15 0.05 76.57 20:23:01 0 16.47 0.00 0.72 0.78 0.05 81.98 20:23:01 1 32.53 0.00 1.27 0.07 0.05 66.08 20:23:01 2 21.72 0.00 0.95 0.20 0.05 77.08 20:23:01 3 13.65 0.00 0.63 0.00 0.03 85.69 20:23:01 4 25.49 0.00 0.97 0.08 0.05 73.40 20:23:01 5 25.78 0.00 1.15 0.03 0.05 72.98 20:23:01 6 26.83 0.00 1.20 0.05 0.05 71.87 20:23:01 7 15.67 0.00 0.78 0.02 0.05 83.48 Average: all 20.38 0.00 1.12 1.07 0.05 77.38 Average: 0 16.11 0.00 1.22 1.56 0.05 81.07 Average: 1 29.90 0.00 1.50 1.13 0.06 67.41 Average: 2 17.11 0.00 0.87 3.16 0.05 78.80 Average: 3 23.69 0.00 1.19 0.89 0.06 74.16 Average: 4 20.54 0.00 1.13 0.30 0.05 77.99 Average: 5 19.10 0.00 1.26 0.10 0.04 79.50 Average: 6 19.11 0.00 0.98 0.90 0.05 78.95 Average: 7 17.45 0.00 0.78 0.53 0.04 81.19