---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-2167 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 862 28857 0 2446 30870 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:57:6a:cc brd ff:ff:ff:ff:ff:ff inet 10.30.106.162/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86184sec preferred_lft 86184sec inet6 fe80::f816:3eff:fe57:6acc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d7:14:6a:c2 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-2167) 12/30/25 _x86_64_ (8 CPU) 05:28:09 LINUX RESTART (8 CPU) 05:29:01 tps rtps wtps bread/s bwrtn/s 05:30:01 226.11 15.29 210.81 363.35 96974.48 05:31:01 85.20 10.83 74.37 663.62 7038.03 Average: 155.66 13.06 142.60 513.47 52010.00 05:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:01 29318352 31129256 3620868 10.99 85772 2022244 2193920 6.46 1444364 1853996 32600 05:31:01 29618644 31675616 3320576 10.08 94252 2251464 1410440 4.15 982236 1998028 94548 Average: 29468498 31402436 3470722 10.54 90012 2136854 1802180 5.30 1213300 1926012 63574 05:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 ens3 268.94 217.74 2863.65 41.65 0.00 0.00 0.00 0.00 05:30:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 05:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:31:01 ens3 552.26 407.25 2155.84 140.07 0.00 0.00 0.00 0.00 05:31:01 lo 9.35 9.35 1.17 1.17 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: ens3 410.59 312.49 2509.77 90.85 0.00 0.00 0.00 0.00 Average: lo 5.17 5.17 0.64 0.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-2167) 12/30/25 _x86_64_ (8 CPU) 05:28:09 LINUX RESTART (8 CPU) 05:29:01 CPU %user %nice %system %iowait %steal %idle 05:30:01 all 15.05 0.00 1.17 1.88 0.05 81.84 05:30:01 0 12.51 0.00 1.59 1.24 0.07 84.59 05:30:01 1 18.11 0.00 2.12 5.46 0.08 74.22 05:30:01 2 12.05 0.00 0.60 5.46 0.05 81.83 05:30:01 3 16.32 0.00 0.87 0.28 0.05 82.47 05:30:01 4 30.33 0.00 2.45 2.05 0.07 65.10 05:30:01 5 12.41 0.00 0.27 0.03 0.03 87.25 05:30:01 6 13.12 0.00 0.95 0.45 0.03 85.45 05:30:01 7 5.54 0.00 0.48 0.08 0.02 93.87 05:31:01 all 32.05 0.00 1.31 0.16 0.06 66.43 05:31:01 0 26.39 0.00 1.25 0.10 0.07 72.20 05:31:01 1 32.29 0.00 1.70 0.53 0.05 65.42 05:31:01 2 20.66 0.00 1.24 0.02 0.05 78.03 05:31:01 3 30.96 0.00 0.69 0.08 0.07 68.20 05:31:01 4 45.14 0.00 1.57 0.22 0.07 53.01 05:31:01 5 40.21 0.00 1.49 0.13 0.08 58.09 05:31:01 6 39.07 0.00 1.25 0.12 0.08 59.48 05:31:01 7 21.66 0.00 1.37 0.05 0.05 76.87 Average: all 23.55 0.00 1.24 1.02 0.06 74.13 Average: 0 19.47 0.00 1.42 0.67 0.07 78.38 Average: 1 25.21 0.00 1.91 3.00 0.07 69.82 Average: 2 16.36 0.00 0.92 2.74 0.05 79.93 Average: 3 23.64 0.00 0.78 0.18 0.06 75.34 Average: 4 37.73 0.00 2.01 1.14 0.07 59.05 Average: 5 26.31 0.00 0.88 0.08 0.06 72.67 Average: 6 26.08 0.00 1.10 0.28 0.06 72.48 Average: 7 13.60 0.00 0.93 0.07 0.03 85.37