---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-850 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 12G 8.1G 58% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 518 2545 0 4912 7162 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:8f:30:b9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.248/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85911sec preferred_lft 85911sec inet6 fe80::f816:3eff:fe8f:30b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5f:ee:cb:97 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-850) 12/16/25 _x86_64_ (4 CPU) 20:25:45 LINUX RESTART (4 CPU) 20:26:01 tps rtps wtps bread/s bwrtn/s 20:27:01 158.68 69.17 89.52 5589.20 40234.28 20:28:01 69.59 4.55 65.04 831.19 9444.29 20:29:01 112.01 8.18 103.83 1450.56 17815.30 20:30:01 55.36 0.48 54.88 3.87 10740.82 20:31:01 43.28 0.03 43.24 0.27 14663.96 20:32:02 192.09 0.60 191.49 4.79 51942.95 20:33:01 64.04 0.36 63.68 27.66 5487.48 Average: 99.41 11.93 87.48 1131.74 21523.92 20:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:27:01 5860832 7401308 2306596 28.24 39652 1679600 996396 10.81 597328 1535496 72264 20:28:01 5613352 7443176 2554076 31.27 60208 1931744 936168 10.16 578936 1767916 115612 20:29:01 4901772 7173628 3265656 39.98 103748 2285444 1539912 16.71 927412 2050596 29996 20:30:01 4280884 7040100 3886544 47.59 135108 2672888 1697732 18.42 1129596 2391216 195044 20:31:01 3265036 6742072 4902392 60.02 185992 3201628 2014748 21.86 1485240 2910952 423864 20:32:02 1667376 6515580 6500052 79.59 271656 4135220 2219224 24.08 1786096 3838140 168120 20:33:01 2600028 7321488 5567400 68.17 273208 4142996 1071540 11.63 1008800 3836080 25988 Average: 4027040 7091050 4140388 50.69 152796 2864217 1496531 16.24 1073344 2618628 147270 20:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 20:27:01 ens3 494.97 262.92 1206.62 68.79 0.00 0.00 0.00 0.00 20:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 lo 1.80 1.80 0.15 0.15 0.00 0.00 0.00 0.00 20:28:01 ens3 56.89 47.73 654.97 7.56 0.00 0.00 0.00 0.00 20:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 lo 0.53 0.53 0.07 0.07 0.00 0.00 0.00 0.00 20:29:01 ens3 251.11 148.54 1118.35 22.59 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:30:01 ens3 681.67 171.29 2788.15 21.72 0.00 0.00 0.00 0.00 20:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 ens3 327.96 119.71 1298.09 24.95 0.00 0.00 0.00 0.00 20:32:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:02 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:32:02 ens3 0.48 0.47 0.14 0.15 0.00 0.00 0.00 0.00 20:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:33:01 ens3 18.12 14.01 10.26 6.91 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 0.58 0.58 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 262.09 109.42 1013.00 21.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-850) 12/16/25 _x86_64_ (4 CPU) 20:25:45 LINUX RESTART (4 CPU) 20:26:01 CPU %user %nice %system %iowait %steal %idle 20:27:01 all 19.40 0.00 2.68 4.91 1.07 71.94 20:27:01 0 17.12 0.00 2.22 4.48 0.97 75.22 20:27:01 1 32.55 0.00 4.51 0.84 1.30 60.80 20:27:01 2 11.53 0.00 2.07 5.25 1.13 80.02 20:27:01 3 16.42 0.00 1.94 9.08 0.85 71.72 20:28:01 all 20.74 0.00 1.30 1.75 0.83 75.38 20:28:01 0 1.75 0.00 0.33 0.28 0.28 97.35 20:28:01 1 32.01 0.00 2.05 0.70 1.25 63.99 20:28:01 2 14.39 0.00 0.93 5.13 0.73 78.81 20:28:01 3 34.83 0.00 1.87 0.92 1.07 61.31 20:29:01 all 16.46 0.00 3.82 2.20 1.12 76.40 20:29:01 0 21.40 0.00 3.27 0.90 1.17 73.26 20:29:01 1 18.85 0.00 3.93 2.66 1.12 73.43 20:29:01 2 12.60 0.00 3.73 2.52 1.01 80.14 20:29:01 3 12.98 0.00 4.32 2.72 1.18 78.80 20:30:01 all 22.38 0.00 3.41 0.90 1.48 71.83 20:30:01 0 19.82 0.00 3.21 1.69 1.32 73.96 20:30:01 1 26.98 0.00 4.10 0.07 1.53 67.32 20:30:01 2 9.94 0.00 1.92 1.29 1.29 85.56 20:30:01 3 32.72 0.00 4.42 0.55 1.78 60.52 20:31:01 all 24.81 0.00 4.49 1.03 1.62 68.04 20:31:01 0 18.20 0.00 4.59 3.31 1.48 72.42 20:31:01 1 11.44 0.00 4.55 0.52 1.22 82.28 20:31:01 2 25.85 0.00 3.58 0.12 1.66 68.79 20:31:01 3 43.83 0.00 5.23 0.18 2.12 48.64 20:32:02 all 21.36 0.00 8.84 3.51 1.64 64.65 20:32:02 0 9.02 0.00 8.42 8.78 1.34 72.44 20:32:02 1 10.57 0.00 9.63 0.27 1.00 78.53 20:32:02 2 40.76 0.00 7.41 4.26 2.40 45.16 20:32:02 3 25.03 0.00 9.95 0.72 1.80 62.51 20:33:01 all 23.56 0.00 1.64 2.20 1.16 71.44 20:33:01 0 22.33 0.00 1.54 0.15 0.95 75.03 20:33:01 1 22.38 0.00 1.76 6.77 1.52 67.57 20:33:01 2 35.86 0.00 2.00 1.76 1.44 58.94 20:33:01 3 13.68 0.00 1.25 0.10 0.76 84.20 Average: all 21.24 0.00 3.74 2.36 1.27 71.38 Average: 0 15.64 0.00 3.37 2.80 1.07 77.11 Average: 1 22.12 0.00 4.36 1.68 1.28 70.56 Average: 2 21.55 0.00 3.09 2.91 1.38 71.07 Average: 3 25.68 0.00 4.14 2.04 1.37 66.77