---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-7326 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: 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): 0-3 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 9.3G 10G 49% / 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 516 4721 0 2738 7161 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:21:e2:54 brd ff:ff:ff:ff:ff:ff inet 10.32.7.141/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fe21:e254/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:81:eb:64:0b 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-7326) 10/25/25 _x86_64_ (4 CPU) 06:21:47 LINUX RESTART (4 CPU) 06:22:01 tps rtps wtps bread/s bwrtn/s 06:23:01 154.52 69.05 85.47 5588.01 39280.64 06:24:01 71.17 0.28 70.89 30.26 9406.83 06:25:01 66.41 30.62 35.79 1654.38 6862.11 06:26:01 683.92 673.69 10.23 6246.03 3818.56 06:27:01 88.76 72.86 15.90 639.63 7758.97 Average: 213.03 169.35 43.68 2833.27 13430.71 06:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:23:01 5883860 7375852 2283568 27.96 36148 1636928 1050536 11.40 621032 1495520 45140 06:24:01 5557640 7332432 2609788 31.95 59992 1881132 1064232 11.55 684668 1728888 138964 06:25:01 5405580 7282224 2761848 33.82 67132 1970128 1101188 11.95 741564 1811028 6208 06:26:01 3944128 6137340 4223300 51.71 227856 2098328 2110316 22.90 2081116 1875928 3072 06:27:01 4753204 7260408 3414224 41.80 250140 2366084 1106964 12.01 1063320 2064688 75460 Average: 5108882 7077651 3058546 37.45 128254 1990520 1286647 13.96 1038340 1795210 53769 06:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 lo 1.27 1.27 0.14 0.14 0.00 0.00 0.00 0.00 06:23:01 ens3 323.80 188.71 912.30 61.75 0.00 0.00 0.00 0.00 06:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 06:24:01 ens3 166.37 82.44 918.54 9.39 0.00 0.00 0.00 0.00 06:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 06:25:01 ens3 77.77 58.03 271.86 15.49 0.00 0.00 0.00 0.00 06:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 lo 65.94 65.94 24.57 24.57 0.00 0.00 0.00 0.00 06:26:01 ens3 128.45 105.22 1446.84 13.61 0.00 0.00 0.00 0.00 06:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 lo 56.61 56.61 12.04 12.04 0.00 0.00 0.00 0.00 06:27:01 ens3 261.04 162.26 2291.20 22.37 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 25.10 25.10 7.38 7.38 0.00 0.00 0.00 0.00 Average: ens3 191.45 119.30 1167.35 24.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-7326) 10/25/25 _x86_64_ (4 CPU) 06:21:47 LINUX RESTART (4 CPU) 06:22:01 CPU %user %nice %system %iowait %steal %idle 06:23:01 all 16.83 0.00 2.70 6.25 2.95 71.28 06:23:01 0 12.75 0.00 3.91 1.85 2.36 79.12 06:23:01 1 11.50 0.00 1.96 7.97 2.51 76.07 06:23:01 2 25.98 0.00 2.57 9.45 4.09 57.91 06:23:01 3 17.04 0.00 2.35 5.73 2.82 72.06 06:24:01 all 18.67 0.00 1.36 3.44 1.71 74.83 06:24:01 0 2.38 0.00 0.17 0.03 0.36 97.06 06:24:01 1 30.00 0.00 2.20 11.79 2.09 53.92 06:24:01 2 13.21 0.00 1.09 0.82 2.34 82.55 06:24:01 3 29.20 0.00 1.96 1.15 2.06 65.64 06:25:01 all 14.11 0.00 1.06 1.59 2.82 80.42 06:25:01 0 12.65 0.00 1.10 2.41 3.01 80.82 06:25:01 1 6.35 0.00 0.48 1.14 1.46 90.56 06:25:01 2 10.68 0.00 1.12 0.59 3.53 84.08 06:25:01 3 26.70 0.00 1.51 2.24 3.27 66.27 06:26:01 all 48.67 0.00 2.82 12.73 10.02 25.76 06:26:01 0 48.59 0.00 3.04 12.97 9.85 25.56 06:26:01 1 51.49 0.00 1.91 7.58 9.70 29.32 06:26:01 2 41.53 0.00 4.50 26.32 10.48 17.17 06:26:01 3 53.09 0.00 1.85 3.99 10.03 31.03 06:27:01 all 31.61 0.00 1.93 2.18 5.86 58.41 06:27:01 0 27.20 0.00 1.75 3.08 5.24 62.73 06:27:01 1 28.16 0.00 1.84 2.57 5.88 61.55 06:27:01 2 29.41 0.00 2.48 2.84 6.52 58.75 06:27:01 3 41.72 0.00 1.67 0.20 5.81 50.60 Average: all 26.03 0.00 1.98 5.25 4.69 62.05 Average: 0 20.77 0.00 2.00 4.09 4.18 68.97 Average: 1 25.59 0.00 1.68 6.21 4.35 62.18 Average: 2 24.20 0.00 2.36 8.04 5.41 59.99 Average: 3 33.59 0.00 1.87 2.66 4.81 57.07