---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1808 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 838 28952 0 2376 30900 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:cf:5d:8a brd ff:ff:ff:ff:ff:ff inet 10.30.107.53/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86216sec preferred_lft 86216sec inet6 fe80::f816:3eff:fecf:5d8a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ba:17:8a:66 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-1808) 12/27/25 _x86_64_ (8 CPU) 23:26:29 LINUX RESTART (8 CPU) 23:27:02 tps rtps wtps bread/s bwrtn/s 23:28:01 335.82 35.93 299.90 982.48 80674.06 23:29:01 151.47 8.95 142.53 572.97 60972.90 Average: 242.88 22.32 220.55 776.00 70740.72 23:27:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:28:01 29888524 31579340 3050696 9.26 78252 1915180 1989624 5.85 987416 1756092 246192 23:29:01 29696464 31685812 3242756 9.84 87328 2196716 1386832 4.08 951932 1967208 109396 Average: 29792494 31632576 3146726 9.55 82790 2055948 1688228 4.97 969674 1861650 177794 23:27:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:28:01 lo 1.36 1.36 0.16 0.16 0.00 0.00 0.00 0.00 23:28:01 ens3 126.96 82.29 1350.63 33.05 0.00 0.00 0.00 0.00 23:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:29:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 23:29:01 ens3 592.25 422.56 2916.86 111.33 0.00 0.00 0.00 0.00 23:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 361.56 253.86 2140.33 72.52 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-1808) 12/27/25 _x86_64_ (8 CPU) 23:26:29 LINUX RESTART (8 CPU) 23:27:02 CPU %user %nice %system %iowait %steal %idle 23:28:01 all 11.36 0.00 0.86 2.41 0.03 85.34 23:28:01 0 12.54 0.00 0.78 1.53 0.02 85.13 23:28:01 1 39.51 0.00 1.95 1.66 0.08 56.79 23:28:01 2 9.92 0.00 1.07 12.30 0.05 76.65 23:28:01 3 6.34 0.00 0.47 0.32 0.03 92.83 23:28:01 4 11.02 0.00 0.83 0.32 0.02 87.81 23:28:01 5 4.45 0.00 0.42 0.02 0.02 95.10 23:28:01 6 4.27 0.00 0.44 0.25 0.02 95.02 23:28:01 7 2.80 0.00 0.98 2.97 0.03 93.21 23:29:01 all 20.65 0.00 1.19 1.18 0.06 76.93 23:29:01 0 14.98 0.00 0.90 3.12 0.07 80.93 23:29:01 1 19.14 0.00 1.44 1.10 0.05 78.27 23:29:01 2 20.85 0.00 1.22 4.41 0.05 73.47 23:29:01 3 22.70 0.00 0.94 0.05 0.05 76.27 23:29:01 4 18.94 0.00 0.52 0.03 0.05 80.46 23:29:01 5 11.18 0.00 0.95 0.03 0.05 87.79 23:29:01 6 35.27 0.00 2.59 0.40 0.07 61.67 23:29:01 7 22.17 0.00 0.92 0.22 0.07 76.62 Average: all 16.04 0.00 1.03 1.79 0.05 81.10 Average: 0 13.77 0.00 0.84 2.33 0.04 83.01 Average: 1 29.24 0.00 1.69 1.38 0.07 67.62 Average: 2 15.43 0.00 1.15 8.32 0.05 75.05 Average: 3 14.58 0.00 0.71 0.19 0.04 84.49 Average: 4 15.01 0.00 0.67 0.18 0.03 84.10 Average: 5 7.83 0.00 0.69 0.03 0.03 91.42 Average: 6 19.87 0.00 1.52 0.33 0.04 78.23 Average: 7 12.56 0.00 0.95 1.58 0.05 84.86