---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-16053 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 716K 3.2G 1% /run /dev/vda1 155G 13G 143G 8% / 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 878 26578 0 4709 30832 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:3f:25:7c brd ff:ff:ff:ff:ff:ff inet 10.30.107.8/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe3f:257c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:dc:f8:5c:f1 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-16053) 11/28/25 _x86_64_ (8 CPU) 12:22:23 LINUX RESTART (8 CPU) 12:23:01 tps rtps wtps bread/s bwrtn/s 12:24:01 182.00 18.18 163.82 361.14 88272.22 12:25:01 209.32 13.43 195.88 1342.31 119418.36 12:26:01 18.63 0.05 18.58 3.73 12388.47 Average: 136.65 10.55 126.10 569.06 73359.68 12:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:24:01 29679396 31372244 3259824 9.90 81180 1913684 1985452 5.84 1196712 1751688 140892 12:25:01 24710432 29402632 8228788 24.98 106920 4789288 7159228 21.06 3288292 4459756 339008 12:26:01 24988428 29706964 7950792 24.14 107252 4817132 4609720 13.56 3011188 4472760 436 Average: 26459419 30160613 6479801 19.67 98451 3840035 4584800 13.49 2498731 3561401 160112 12:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:24:01 ens3 132.08 103.28 1428.27 25.70 0.00 0.00 0.00 0.00 12:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 12:25:01 vethd4bc19f 6.58 5.70 0.61 1.40 0.00 0.00 0.00 0.00 12:25:01 br-dd01b859b29e 0.83 1.43 0.08 0.12 0.00 0.00 0.00 0.00 12:25:01 ens3 769.22 506.07 11221.13 81.82 0.00 0.00 0.00 0.00 12:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 br-dd01b859b29e 9.58 18.56 1.28 1.54 0.00 0.00 0.00 0.00 12:26:01 ens3 441.94 307.22 100.28 88.77 0.00 0.00 0.00 0.00 12:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 veth425d866 32.51 52.52 7.71 4.46 0.00 0.00 0.00 0.00 Average: br-dd01b859b29e 3.47 6.67 0.45 0.55 0.00 0.00 0.00 0.00 Average: ens3 447.75 305.52 4249.89 65.43 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: veth425d866 10.84 17.51 2.57 1.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-16053) 11/28/25 _x86_64_ (8 CPU) 12:22:23 LINUX RESTART (8 CPU) 12:23:01 CPU %user %nice %system %iowait %steal %idle 12:24:01 all 11.98 0.00 0.79 1.76 0.04 85.43 12:24:01 0 15.37 0.00 0.85 0.07 0.05 83.67 12:24:01 1 33.94 0.00 1.90 4.64 0.07 59.45 12:24:01 2 20.02 0.00 1.53 0.53 0.05 77.86 12:24:01 3 9.53 0.00 0.68 0.17 0.03 89.58 12:24:01 4 3.59 0.00 0.38 0.69 0.02 95.32 12:24:01 5 3.22 0.00 0.25 0.12 0.02 96.40 12:24:01 6 4.43 0.00 0.45 2.89 0.07 92.16 12:24:01 7 5.73 0.00 0.27 4.98 0.03 88.99 12:25:01 all 25.61 0.00 4.22 1.48 0.08 68.61 12:25:01 0 23.41 0.00 3.72 0.25 0.08 72.54 12:25:01 1 27.99 0.00 2.80 0.76 0.08 68.37 12:25:01 2 26.69 0.00 4.51 0.39 0.08 68.33 12:25:01 3 23.58 0.00 4.36 0.18 0.07 71.81 12:25:01 4 28.01 0.00 4.63 0.54 0.08 66.73 12:25:01 5 22.02 0.00 4.05 0.44 0.07 73.42 12:25:01 6 28.40 0.00 5.24 8.94 0.08 57.33 12:25:01 7 24.88 0.00 4.46 0.34 0.07 70.26 12:26:01 all 2.09 0.00 0.70 0.14 0.05 97.03 12:26:01 0 1.64 0.00 0.57 0.52 0.03 97.24 12:26:01 1 2.41 0.00 0.92 0.03 0.05 96.58 12:26:01 2 2.06 0.00 0.60 0.44 0.03 96.87 12:26:01 3 1.65 0.00 0.63 0.02 0.03 97.66 12:26:01 4 2.77 0.00 0.82 0.02 0.05 96.34 12:26:01 5 2.84 0.00 0.90 0.10 0.05 96.11 12:26:01 6 1.05 0.00 0.32 0.00 0.02 98.62 12:26:01 7 2.24 0.00 0.83 0.02 0.07 96.84 Average: all 13.19 0.00 1.90 1.12 0.05 83.73 Average: 0 13.46 0.00 1.71 0.28 0.06 84.49 Average: 1 21.45 0.00 1.87 1.82 0.07 74.80 Average: 2 16.23 0.00 2.21 0.45 0.06 81.05 Average: 3 11.57 0.00 1.89 0.12 0.04 86.37 Average: 4 11.39 0.00 1.93 0.41 0.05 86.21 Average: 5 9.33 0.00 1.73 0.22 0.04 88.68 Average: 6 11.22 0.00 1.99 3.92 0.06 82.81 Average: 7 10.92 0.00 1.85 1.78 0.06 85.40