---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1680 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 9.1G 11G 48% / 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 473 5201 0 2300 7226 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:88:1f:3e brd ff:ff:ff:ff:ff:ff inet 10.32.7.159/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe88:1f3e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:34:a2:7c:4e 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-1680) 12/26/25 _x86_64_ (4 CPU) 00:25:46 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:02 154.27 68.92 85.35 5584.27 39510.63 00:28:01 56.36 0.22 56.14 23.59 8713.91 00:29:01 116.35 51.94 64.41 4454.06 10332.68 00:30:01 24.08 0.92 23.16 79.05 1649.86 Average: 87.90 30.63 57.27 2545.75 15078.28 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:02 5957152 7455904 2210276 27.06 35608 1644532 951184 10.32 539556 1502860 48400 00:28:01 5685960 7413520 2481468 30.38 55464 1840840 989692 10.74 592640 1694748 78956 00:29:01 5285412 7349680 2882016 35.29 61488 2164552 1027728 11.15 770728 1902952 18780 00:30:01 5280080 7351668 2887348 35.35 64784 2168256 1040224 11.29 776772 1902004 9764 Average: 5552151 7392693 2615277 32.02 54336 1954545 1002207 10.87 669924 1750641 38975 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:27:02 ens3 374.70 211.01 1045.80 63.23 0.00 0.00 0.00 0.00 00:27:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 00:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 ens3 72.80 63.35 722.05 7.08 0.00 0.00 0.00 0.00 00:28:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 00:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 ens3 336.83 184.85 2278.24 25.82 0.00 0.00 0.00 0.00 00:29:01 lo 1.60 1.60 0.19 0.19 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 ens3 11.70 12.61 9.13 6.04 0.00 0.00 0.00 0.00 00:30:01 lo 0.93 0.93 0.08 0.08 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 Average: ens3 199.54 118.19 1015.03 25.62 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1680) 12/26/25 _x86_64_ (4 CPU) 00:25:46 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:02 all 16.95 0.00 3.11 5.25 2.69 72.00 00:27:02 0 18.12 0.00 2.39 6.57 2.66 70.26 00:27:02 1 16.18 0.00 5.61 7.48 2.28 68.46 00:27:02 2 21.73 0.00 2.44 1.34 3.15 71.33 00:27:02 3 11.77 0.00 2.00 5.68 2.64 77.91 00:28:01 all 19.20 0.00 1.12 1.97 1.23 76.47 00:28:01 0 5.68 0.00 0.25 0.05 0.47 93.54 00:28:01 1 14.37 0.00 1.07 1.90 1.27 81.39 00:28:01 2 54.30 0.00 2.49 0.73 2.34 40.15 00:28:01 3 2.50 0.00 0.66 5.15 0.88 90.81 00:29:01 all 27.34 0.00 1.70 2.98 3.19 64.79 00:29:01 0 21.16 0.00 1.18 2.75 2.67 72.24 00:29:01 1 26.48 0.00 1.35 3.15 2.96 66.06 00:29:01 2 30.18 0.00 2.72 1.93 3.81 61.36 00:29:01 3 31.51 0.00 1.56 4.12 3.33 59.48 00:30:01 all 20.47 0.00 0.87 0.94 1.18 76.54 00:30:01 0 26.36 0.00 0.67 0.17 1.08 71.72 00:30:01 1 23.88 0.00 1.76 0.25 1.08 73.03 00:30:01 2 30.92 0.00 0.66 0.40 1.69 66.32 00:30:01 3 0.75 0.00 0.40 2.94 0.86 95.06 Average: all 21.00 0.00 1.70 2.79 2.08 72.42 Average: 0 17.89 0.00 1.13 2.40 1.73 76.86 Average: 1 20.27 0.00 2.46 3.20 1.90 72.18 Average: 2 34.16 0.00 2.08 1.10 2.75 59.90 Average: 3 11.68 0.00 1.16 4.47 1.93 80.76