---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-15080 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 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 858 28583 0 2724 30871 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:32:c7:67 brd ff:ff:ff:ff:ff:ff inet 10.30.107.86/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86080sec preferred_lft 86080sec inet6 fe80::f816:3eff:fe32:c767/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:71:ab:b6:cb 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-15080) 08/25/26 _x86_64_ (8 CPU) 18:13:42 LINUX RESTART (8 CPU) 18:14:01 tps rtps wtps bread/s bwrtn/s 18:15:01 395.17 73.34 321.83 5220.33 98972.44 18:16:01 207.10 15.38 191.72 344.29 75142.69 18:17:01 32.31 5.02 27.30 374.74 30699.15 18:18:01 2.87 0.68 2.18 42.52 82.77 Average: 159.36 23.60 135.75 1495.36 51223.13 18:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:15:01 30106584 31689620 2832636 8.60 68572 1825780 1393824 4.10 859764 1680620 192348 18:16:01 28595824 30597196 4343396 13.19 87960 2205352 2496736 7.35 1981468 2030688 10840 18:17:01 27340048 29364084 5599172 17.00 88880 2226272 3818796 11.24 3243464 2018756 380 18:18:01 26879124 28906536 6060096 18.40 88996 2228692 4196600 12.35 3702020 2018504 328 Average: 28230395 30139359 4708825 14.30 83602 2121524 2976489 8.76 2446679 1937142 50974 18:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:15:01 ens3 393.32 264.64 1885.15 75.42 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 lo 1.87 1.87 0.20 0.20 0.00 0.00 0.00 0.00 18:16:01 ens3 334.52 245.50 3245.66 43.98 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 18:17:01 ens3 367.51 186.09 187.74 88.43 0.00 0.00 0.00 0.00 18:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:18:01 ens3 379.91 167.31 91.91 64.70 0.00 0.00 0.00 0.00 18:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 lo 2.87 2.87 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 368.81 215.88 1352.64 68.13 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: lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-15080) 08/25/26 _x86_64_ (8 CPU) 18:13:42 LINUX RESTART (8 CPU) 18:14:01 CPU %user %nice %system %iowait %steal %idle 18:15:01 all 10.38 0.00 1.39 1.97 0.04 86.22 18:15:01 0 6.06 0.00 0.85 0.37 0.03 92.69 18:15:01 1 7.22 0.00 0.77 0.60 0.03 91.38 18:15:01 2 3.88 0.00 0.75 1.02 0.08 94.27 18:15:01 3 8.88 0.00 0.75 0.20 0.03 90.14 18:15:01 4 12.38 0.00 2.10 2.67 0.03 82.82 18:15:01 5 31.08 0.00 3.66 0.80 0.07 64.40 18:15:01 6 3.39 0.00 1.04 9.19 0.05 86.33 18:15:01 7 10.11 0.00 1.22 0.95 0.03 87.69 18:16:01 all 17.37 0.00 1.06 0.84 0.05 80.67 18:16:01 0 8.52 0.00 0.82 0.07 0.03 90.57 18:16:01 1 8.82 0.00 0.62 0.00 0.02 90.54 18:16:01 2 14.89 0.00 1.12 0.08 0.05 83.85 18:16:01 3 21.02 0.00 0.35 0.02 0.07 78.54 18:16:01 4 48.42 0.00 2.80 0.73 0.08 47.96 18:16:01 5 14.47 0.00 1.67 3.12 0.05 80.68 18:16:01 6 13.48 0.00 0.64 2.51 0.03 83.34 18:16:01 7 9.34 0.00 0.53 0.18 0.03 89.91 18:17:01 all 23.52 0.00 0.92 0.23 0.06 75.27 18:17:01 0 9.98 0.00 0.55 0.00 0.03 89.43 18:17:01 1 27.49 0.00 0.72 0.00 0.07 71.73 18:17:01 2 18.88 0.00 1.84 0.00 0.05 79.23 18:17:01 3 34.50 0.00 0.42 0.00 0.07 65.02 18:17:01 4 35.39 0.00 2.00 0.13 0.07 62.41 18:17:01 5 23.25 0.00 0.68 1.67 0.07 74.32 18:17:01 6 24.17 0.00 0.67 0.03 0.07 75.06 18:17:01 7 14.48 0.00 0.50 0.02 0.05 84.96 18:18:01 all 17.66 0.00 0.52 0.01 0.05 81.76 18:18:01 0 4.19 0.00 0.68 0.00 0.03 95.10 18:18:01 1 25.14 0.00 0.60 0.03 0.05 74.18 18:18:01 2 6.92 0.00 0.41 0.00 0.05 92.61 18:18:01 3 30.05 0.00 0.62 0.00 0.07 69.27 18:18:01 4 10.16 0.00 0.28 0.00 0.03 89.52 18:18:01 5 24.25 0.00 0.45 0.03 0.05 75.21 18:18:01 6 31.52 0.00 0.73 0.00 0.07 67.68 18:18:01 7 9.17 0.00 0.35 0.00 0.03 90.45 Average: all 17.23 0.00 0.97 0.76 0.05 80.98 Average: 0 7.19 0.00 0.73 0.11 0.03 91.95 Average: 1 17.17 0.00 0.68 0.16 0.04 81.95 Average: 2 11.13 0.00 1.03 0.28 0.06 87.50 Average: 3 23.61 0.00 0.53 0.05 0.06 75.75 Average: 4 26.59 0.00 1.80 0.88 0.05 70.67 Average: 5 23.27 0.00 1.62 1.41 0.06 73.65 Average: 6 18.14 0.00 0.77 2.93 0.05 78.10 Average: 7 10.77 0.00 0.65 0.29 0.04 88.25