---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1521 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 839 28713 0 2614 30896 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:86:c4:2b brd ff:ff:ff:ff:ff:ff inet 10.30.107.107/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe86:c42b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a2:f3:c2:8e 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-1521) 12/27/25 _x86_64_ (8 CPU) 02:13:29 LINUX RESTART (8 CPU) 02:14:01 tps rtps wtps bread/s bwrtn/s 02:15:01 394.17 36.39 357.77 980.10 73145.14 02:16:01 155.72 9.30 146.43 520.31 72554.57 02:17:01 263.09 31.79 231.29 2410.13 10664.62 Average: 270.99 25.83 245.16 1303.52 52121.45 02:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:15:01 29997944 31668924 2941276 8.93 77328 1897960 1958632 5.76 891848 1746060 253988 02:16:01 27929060 29802648 5010160 15.21 85432 2084452 3339792 9.83 2816700 1868940 6504 02:17:01 28542596 30753884 4396624 13.35 86956 2415656 2385376 7.02 1933144 2132468 7152 Average: 28823200 30741819 4116020 12.50 83239 2132689 2561267 7.54 1880564 1915823 89215 02:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:15:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 02:15:01 ens3 156.42 103.40 1393.04 38.47 0.00 0.00 0.00 0.00 02:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:16:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 02:16:01 ens3 606.08 357.49 2728.69 104.91 0.00 0.00 0.00 0.00 02:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:17:01 lo 1.58 1.58 0.17 0.17 0.00 0.00 0.00 0.00 02:17:01 ens3 566.87 337.54 2986.43 97.70 0.00 0.00 0.00 0.00 02:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 443.13 266.14 2369.39 80.36 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1521) 12/27/25 _x86_64_ (8 CPU) 02:13:29 LINUX RESTART (8 CPU) 02:14:01 CPU %user %nice %system %iowait %steal %idle 02:15:01 all 10.91 0.00 0.91 2.30 0.04 85.85 02:15:01 0 5.15 0.00 0.55 5.25 0.03 89.02 02:15:01 1 38.65 0.00 3.66 4.45 0.10 53.14 02:15:01 2 2.42 0.00 0.40 0.15 0.00 97.03 02:15:01 3 3.32 0.00 0.32 0.10 0.02 96.25 02:15:01 4 14.74 0.00 0.94 0.53 0.03 83.75 02:15:01 5 16.16 0.00 0.90 0.32 0.03 82.58 02:15:01 6 4.09 0.00 0.32 0.02 0.02 95.56 02:15:01 7 2.76 0.00 0.15 7.63 0.03 89.43 02:16:01 all 35.99 0.00 1.16 1.03 0.09 61.74 02:16:01 0 34.26 0.00 1.20 0.18 0.08 64.27 02:16:01 1 36.93 0.00 1.32 0.54 0.12 61.10 02:16:01 2 35.70 0.00 1.20 0.17 0.10 62.83 02:16:01 3 39.13 0.00 1.35 0.13 0.08 59.30 02:16:01 4 30.74 0.00 0.94 0.82 0.08 67.42 02:16:01 5 36.92 0.00 1.26 2.95 0.10 58.78 02:16:01 6 44.06 0.00 1.10 0.75 0.10 53.99 02:16:01 7 30.16 0.00 0.91 2.68 0.07 66.19 02:17:01 all 27.82 0.00 1.04 0.70 0.08 70.37 02:17:01 0 28.31 0.00 1.30 0.52 0.07 69.80 02:17:01 1 28.03 0.00 0.55 0.08 0.05 71.29 02:17:01 2 29.13 0.00 1.42 0.22 0.08 69.15 02:17:01 3 27.05 0.00 1.89 3.14 0.10 67.82 02:17:01 4 26.63 0.00 0.62 0.67 0.05 72.03 02:17:01 5 29.80 0.00 0.74 0.03 0.08 69.35 02:17:01 6 29.56 0.00 1.09 0.45 0.08 68.82 02:17:01 7 24.06 0.00 0.72 0.47 0.07 74.68 Average: all 24.90 0.00 1.03 1.34 0.07 72.66 Average: 0 22.58 0.00 1.02 1.98 0.06 74.36 Average: 1 34.53 0.00 1.85 1.69 0.09 61.84 Average: 2 22.40 0.00 1.01 0.18 0.06 76.35 Average: 3 23.16 0.00 1.19 1.12 0.07 74.47 Average: 4 24.03 0.00 0.83 0.67 0.06 74.41 Average: 5 27.62 0.00 0.97 1.10 0.07 70.24 Average: 6 25.90 0.00 0.83 0.41 0.07 72.79 Average: 7 18.98 0.00 0.59 3.60 0.06 76.77