---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1496 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 831 29058 0 2277 30906 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:b9:04:ef brd ff:ff:ff:ff:ff:ff inet 10.30.106.124/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:feb9:4ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c1:fc:d3:aa 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-1496) 12/26/25 _x86_64_ (8 CPU) 22:54:51 LINUX RESTART (8 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:02 411.91 151.74 260.17 11415.16 42694.35 22:57:01 125.50 18.23 107.27 347.47 14970.07 22:58:01 104.15 9.06 95.08 679.37 13323.96 22:59:01 45.04 4.37 40.68 150.91 6964.97 Average: 171.84 45.97 125.88 3159.84 19506.98 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:02 30413632 31740064 2525588 7.67 44008 1608004 1397108 4.11 791952 1473644 53316 22:57:01 30077256 31749464 2861964 8.69 78952 1897228 1385872 4.08 812500 1747324 130876 22:58:01 28511028 30360732 4428192 13.44 90804 2053840 2744508 8.07 2251844 1850512 12216 22:59:01 29769660 31660260 3169560 9.62 94720 2090280 1414340 4.16 978004 1868348 11292 Average: 29692894 31377630 3246326 9.86 77121 1912338 1735457 5.11 1208575 1734957 51925 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 22:56:02 ens3 337.98 242.64 925.45 71.96 0.00 0.00 0.00 0.00 22:56:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 lo 1.22 1.22 0.15 0.15 0.00 0.00 0.00 0.00 22:57:01 ens3 122.81 101.34 1196.03 25.20 0.00 0.00 0.00 0.00 22:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 22:58:01 ens3 754.98 496.78 2137.46 155.78 0.00 0.00 0.00 0.00 22:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:59:01 lo 4.02 4.02 0.42 0.42 0.00 0.00 0.00 0.00 22:59:01 ens3 102.00 72.92 121.89 26.62 0.00 0.00 0.00 0.00 22:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.26 2.26 0.23 0.23 0.00 0.00 0.00 0.00 Average: ens3 330.32 228.96 1094.83 70.08 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-1496) 12/26/25 _x86_64_ (8 CPU) 22:54:51 LINUX RESTART (8 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:02 all 5.72 0.00 1.25 6.13 0.03 86.87 22:56:02 0 4.04 0.00 0.77 2.95 0.03 92.20 22:56:02 1 5.84 0.00 0.85 0.58 0.03 92.69 22:56:02 2 6.74 0.00 2.49 2.17 0.02 88.59 22:56:02 3 5.33 0.00 1.83 12.67 0.05 80.12 22:56:02 4 3.73 0.00 1.02 0.32 0.02 94.92 22:56:02 5 4.81 0.00 0.93 2.47 0.03 91.75 22:56:02 6 7.47 0.00 1.17 25.92 0.02 65.43 22:56:02 7 7.81 0.00 0.97 1.96 0.03 89.23 22:57:01 all 8.43 0.00 0.68 1.02 0.04 89.83 22:57:01 0 1.80 0.00 0.39 4.53 0.05 93.22 22:57:01 1 12.60 0.00 0.83 0.19 0.02 86.36 22:57:01 2 0.85 0.00 0.41 1.10 0.05 97.59 22:57:01 3 0.61 0.00 0.14 0.02 0.03 99.20 22:57:01 4 0.02 0.00 0.05 0.00 0.02 99.92 22:57:01 5 11.53 0.00 0.83 0.63 0.07 86.94 22:57:01 6 37.08 0.00 2.29 1.00 0.05 59.58 22:57:01 7 2.93 0.00 0.51 0.71 0.03 95.81 22:58:01 all 25.10 0.00 1.69 0.27 0.06 72.88 22:58:01 0 19.27 0.00 1.40 0.18 0.07 79.08 22:58:01 1 31.98 0.00 1.49 0.07 0.07 66.39 22:58:01 2 26.34 0.00 2.78 0.77 0.07 70.05 22:58:01 3 26.83 0.00 1.37 0.20 0.07 71.54 22:58:01 4 18.23 0.00 0.88 0.17 0.03 80.69 22:58:01 5 31.64 0.00 2.03 0.17 0.07 66.10 22:58:01 6 25.13 0.00 2.27 0.30 0.07 72.23 22:58:01 7 21.39 0.00 1.30 0.35 0.03 76.92 22:59:01 all 15.88 0.00 0.98 0.32 0.04 82.78 22:59:01 0 10.45 0.00 0.78 0.25 0.02 88.50 22:59:01 1 14.40 0.00 1.30 0.02 0.03 84.25 22:59:01 2 11.95 0.00 0.94 1.27 0.03 85.81 22:59:01 3 31.88 0.00 1.18 0.12 0.03 66.79 22:59:01 4 8.55 0.00 0.43 0.00 0.07 90.95 22:59:01 5 21.88 0.00 1.17 0.32 0.05 76.59 22:59:01 6 22.20 0.00 1.20 0.10 0.05 76.45 22:59:01 7 5.71 0.00 0.84 0.48 0.03 92.93 Average: all 13.80 0.00 1.15 1.94 0.04 83.06 Average: 0 8.92 0.00 0.84 1.97 0.04 88.23 Average: 1 16.21 0.00 1.12 0.21 0.04 82.42 Average: 2 11.51 0.00 1.66 1.33 0.04 85.47 Average: 3 16.23 0.00 1.13 3.25 0.05 79.33 Average: 4 7.66 0.00 0.60 0.12 0.03 91.59 Average: 5 17.48 0.00 1.24 0.90 0.05 80.33 Average: 6 22.91 0.00 1.73 6.86 0.05 68.46 Average: 7 9.49 0.00 0.91 0.88 0.03 88.70