---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1992 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 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 837 28902 0 2427 30899 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:fa:48:8f brd ff:ff:ff:ff:ff:ff inet 10.30.106.102/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fefa:488f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4a:c7:42:fb 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-1992) 12/29/25 _x86_64_ (8 CPU) 05:46:57 LINUX RESTART (8 CPU) 05:47:01 tps rtps wtps bread/s bwrtn/s 05:48:02 389.40 74.18 315.23 5331.96 83703.43 05:49:01 186.48 16.17 170.31 366.31 58027.45 05:50:01 41.18 4.53 36.64 362.74 42865.79 05:51:01 31.63 2.92 28.71 91.98 26106.18 Average: 162.08 24.48 137.59 1543.31 52654.62 05:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:48:02 30134720 31631192 2804500 8.51 58592 1754708 1492428 4.39 928116 1597456 153020 05:49:01 28868656 30680804 4070564 12.36 85512 2023808 2463708 7.25 1898360 1852000 20060 05:50:01 27669032 29503916 5270188 16.00 86360 2044824 3787332 11.14 3092644 1851788 88 05:51:01 29595556 31635272 3343664 10.15 89012 2243808 1404620 4.13 1077468 1938852 204724 Average: 29066991 30862796 3872229 11.76 79869 2016787 2287022 6.73 1749147 1810024 94473 05:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:48:02 lo 1.67 1.67 0.18 0.18 0.00 0.00 0.00 0.00 05:48:02 ens3 404.85 254.73 1621.30 73.47 0.00 0.00 0.00 0.00 05:48:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 lo 0.95 0.95 0.10 0.10 0.00 0.00 0.00 0.00 05:49:01 ens3 302.69 233.47 2379.10 45.03 0.00 0.00 0.00 0.00 05:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 05:50:01 ens3 497.45 302.12 218.86 113.73 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:51:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 05:51:01 ens3 159.27 95.70 291.99 32.49 0.00 0.00 0.00 0.00 05:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 341.23 221.46 1122.60 66.27 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-1992) 12/29/25 _x86_64_ (8 CPU) 05:46:57 LINUX RESTART (8 CPU) 05:47:01 CPU %user %nice %system %iowait %steal %idle 05:48:02 all 8.60 0.00 1.30 2.38 0.03 87.68 05:48:02 0 3.25 0.00 0.77 0.33 0.03 95.62 05:48:02 1 5.25 0.00 0.87 3.48 0.02 90.39 05:48:02 2 8.44 0.00 3.05 4.02 0.03 84.45 05:48:02 3 4.20 0.00 0.84 4.01 0.02 90.93 05:48:02 4 23.60 0.00 2.02 2.54 0.03 71.80 05:48:02 5 14.42 0.00 1.14 0.40 0.03 84.01 05:48:02 6 6.44 0.00 0.81 2.61 0.03 90.10 05:48:02 7 3.27 0.00 0.83 1.67 0.03 94.20 05:49:01 all 18.82 0.00 1.17 1.08 0.05 78.88 05:49:01 0 21.22 0.00 1.32 0.22 0.05 77.19 05:49:01 1 14.31 0.00 0.80 2.24 0.05 82.59 05:49:01 2 41.95 0.00 1.92 0.31 0.07 55.75 05:49:01 3 12.55 0.00 0.70 2.60 0.05 84.11 05:49:01 4 25.72 0.00 1.58 0.85 0.07 71.78 05:49:01 5 16.67 0.00 2.18 0.70 0.07 80.39 05:49:01 6 6.29 0.00 0.64 1.69 0.03 91.35 05:49:01 7 12.05 0.00 0.24 0.02 0.02 87.68 05:50:01 all 22.45 0.00 0.84 0.45 0.05 76.20 05:50:01 0 15.60 0.00 0.30 0.02 0.05 84.03 05:50:01 1 24.80 0.00 0.47 3.36 0.05 71.32 05:50:01 2 32.89 0.00 1.75 0.00 0.05 65.31 05:50:01 3 16.83 0.00 1.74 0.00 0.07 81.37 05:50:01 4 17.71 0.00 0.58 0.08 0.03 81.59 05:50:01 5 37.20 0.00 0.73 0.05 0.07 61.95 05:50:01 6 22.36 0.00 0.28 0.02 0.03 77.31 05:50:01 7 12.20 0.00 0.88 0.12 0.03 86.76 05:51:01 all 16.23 0.00 0.58 0.38 0.04 82.77 05:51:01 0 8.63 0.00 0.50 0.00 0.03 90.84 05:51:01 1 15.87 0.00 0.38 2.79 0.05 80.91 05:51:01 2 37.72 0.00 0.65 0.00 0.07 61.56 05:51:01 3 8.91 0.00 0.52 0.07 0.05 90.46 05:51:01 4 11.81 0.00 0.63 0.03 0.03 87.49 05:51:01 5 15.59 0.00 0.68 0.02 0.03 83.67 05:51:01 6 25.68 0.00 0.78 0.08 0.05 73.40 05:51:01 7 5.62 0.00 0.47 0.02 0.03 93.86 Average: all 16.52 0.00 0.97 1.07 0.04 81.40 Average: 0 12.13 0.00 0.72 0.14 0.04 86.96 Average: 1 15.06 0.00 0.63 2.97 0.04 81.30 Average: 2 30.20 0.00 1.84 1.08 0.05 66.82 Average: 3 10.62 0.00 0.95 1.66 0.05 86.73 Average: 4 19.68 0.00 1.20 0.88 0.04 78.20 Average: 5 20.99 0.00 1.18 0.29 0.05 77.49 Average: 6 15.19 0.00 0.63 1.10 0.04 83.04 Average: 7 8.27 0.00 0.61 0.46 0.03 90.64