---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1300 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 813 28544 0 2809 30914 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:99:24:f4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.85/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86170sec preferred_lft 86170sec inet6 fe80::f816:3eff:fe99:24f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:34:c9:5a:12 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-1300) 12/25/25 _x86_64_ (8 CPU) 15:20:28 LINUX RESTART (8 CPU) 15:21:01 tps rtps wtps bread/s bwrtn/s 15:22:01 218.36 35.71 182.65 1011.96 78950.31 15:23:01 159.34 7.88 151.46 476.99 61060.49 15:24:01 76.95 1.40 75.55 76.25 18705.55 Average: 151.55 15.00 136.56 521.74 52905.45 15:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:22:01 29908996 31587276 3030224 9.20 77656 1904484 1992164 5.86 980316 1744688 246264 15:23:01 28344044 30251732 4595176 13.95 88468 2112996 2752716 8.10 2363048 1903796 14496 15:24:01 29207608 31641480 3731612 11.33 95848 2621864 1437680 4.23 1179712 2206252 34768 Average: 29153549 31160163 3785671 11.49 87324 2213115 2060853 6.06 1507692 1951579 98509 15:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:22:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 15:22:01 ens3 106.28 78.39 1347.95 23.14 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 15:23:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 15:23:01 ens3 532.11 380.82 2842.23 102.18 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 15:24:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 15:24:01 ens3 262.09 202.28 1600.86 51.03 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 Average: lo 0.78 0.78 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 300.16 220.50 1930.35 58.78 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-1300) 12/25/25 _x86_64_ (8 CPU) 15:20:28 LINUX RESTART (8 CPU) 15:21:01 CPU %user %nice %system %iowait %steal %idle 15:22:01 all 11.33 0.00 0.90 1.96 0.04 85.79 15:22:01 0 3.97 0.00 0.33 0.15 0.02 95.53 15:22:01 1 6.09 0.00 0.73 1.07 0.03 92.07 15:22:01 2 4.91 0.00 0.62 0.18 0.03 94.26 15:22:01 3 6.86 0.00 0.47 0.17 0.02 92.49 15:22:01 4 18.75 0.00 1.25 0.48 0.05 79.46 15:22:01 5 28.57 0.00 1.43 0.67 0.07 69.26 15:22:01 6 1.97 0.00 0.52 12.32 0.03 85.15 15:22:01 7 19.48 0.00 1.77 0.60 0.03 78.12 15:23:01 all 28.19 0.00 1.61 0.96 0.06 69.17 15:23:01 0 26.99 0.00 1.10 0.10 0.07 71.75 15:23:01 1 28.59 0.00 2.61 0.48 0.07 68.25 15:23:01 2 40.18 0.00 2.95 0.57 0.08 56.22 15:23:01 3 34.12 0.00 1.40 0.05 0.08 64.35 15:23:01 4 16.07 0.00 1.12 0.79 0.05 81.97 15:23:01 5 26.21 0.00 1.02 0.60 0.07 72.10 15:23:01 6 21.80 0.00 2.07 5.10 0.07 70.96 15:23:01 7 31.67 0.00 0.57 0.03 0.07 67.66 15:24:01 all 13.44 0.00 0.89 0.38 0.04 85.24 15:24:01 0 8.42 0.00 0.83 0.02 0.02 90.72 15:24:01 1 23.62 0.00 1.45 0.05 0.05 74.83 15:24:01 2 2.52 0.00 0.47 0.02 0.00 97.00 15:24:01 3 9.05 0.00 1.08 0.00 0.03 89.83 15:24:01 4 19.83 0.00 0.85 1.30 0.05 77.98 15:24:01 5 18.94 0.00 0.75 0.18 0.05 80.07 15:24:01 6 13.87 0.00 0.99 1.46 0.05 83.64 15:24:01 7 11.30 0.00 0.73 0.03 0.05 87.88 Average: all 17.66 0.00 1.13 1.10 0.05 80.07 Average: 0 13.13 0.00 0.76 0.09 0.03 86.00 Average: 1 19.43 0.00 1.60 0.53 0.05 78.39 Average: 2 15.87 0.00 1.35 0.26 0.04 82.49 Average: 3 16.67 0.00 0.98 0.07 0.04 82.23 Average: 4 18.21 0.00 1.07 0.86 0.05 79.81 Average: 5 24.57 0.00 1.07 0.48 0.06 73.81 Average: 6 12.55 0.00 1.19 6.29 0.05 79.92 Average: 7 20.82 0.00 1.02 0.22 0.05 77.88