---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-912 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 2.0G 0 2.0G 0% /dev tmpfs 395M 700K 394M 1% /run /dev/vda1 20G 9.4G 9.9G 49% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 451 761 0 2730 3213 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:90:db:28 brd ff:ff:ff:ff:ff:ff inet 10.32.7.138/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe90:db28/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:14:2e:0b:9a 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-912) 07/20/25 _x86_64_ (4 CPU) 20:31:46 LINUX RESTART (4 CPU) 20:32:01 tps rtps wtps bread/s bwrtn/s 20:33:02 153.69 68.94 84.75 5598.80 39581.82 20:34:01 61.38 0.25 61.13 28.33 9121.03 20:35:01 207.00 129.83 77.17 5063.69 30114.45 20:36:01 25.56 0.90 24.66 78.64 2684.97 Average: 112.11 50.19 61.93 2703.40 20421.91 20:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:33:02 1777696 3312804 2260956 55.98 36564 1662836 952032 18.71 579352 1519716 62288 20:34:01 1501768 3278580 2536884 62.82 56256 1871736 965376 18.98 627512 1720276 99124 20:35:01 840336 3339744 3198316 79.19 76932 2547116 872152 17.14 874444 2079136 36852 20:36:01 814892 3324048 3223760 79.82 79712 2554728 884392 17.38 898236 2081308 10392 Average: 1233673 3313794 2804979 69.45 62366 2159104 918488 18.05 744886 1850109 52164 20:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:33:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:02 ens3 325.25 201.53 1057.56 64.93 0.00 0.00 0.00 0.00 20:33:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 20:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 ens3 55.06 44.77 697.44 5.82 0.00 0.00 0.00 0.00 20:34:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 20:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 ens3 285.57 197.67 1325.22 21.62 0.00 0.00 0.00 0.00 20:35:01 lo 2.93 2.93 0.31 0.31 0.00 0.00 0.00 0.00 20:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:01 ens3 11.83 12.88 9.67 6.08 0.00 0.00 0.00 0.00 20:36:01 lo 1.00 1.00 0.09 0.09 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 169.90 114.50 772.75 24.69 0.00 0.00 0.00 0.00 Average: lo 1.39 1.39 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-912) 07/20/25 _x86_64_ (4 CPU) 20:31:46 LINUX RESTART (4 CPU) 20:32:01 CPU %user %nice %system %iowait %steal %idle 20:33:02 all 19.10 0.00 2.88 4.69 1.14 72.19 20:33:02 0 13.96 0.00 3.66 2.71 1.00 78.67 20:33:02 1 18.84 0.00 1.72 2.50 1.23 75.71 20:33:02 2 18.00 0.00 2.49 4.50 1.00 74.01 20:33:02 3 25.61 0.00 3.63 9.07 1.30 60.39 20:34:01 all 20.51 0.00 1.21 1.82 0.96 75.50 20:34:01 0 2.58 0.00 0.35 0.67 0.91 95.48 20:34:01 1 25.64 0.00 1.37 4.82 1.04 67.13 20:34:01 2 48.91 0.00 2.69 1.78 1.54 45.08 20:34:01 3 4.99 0.00 0.44 0.00 0.34 94.23 20:35:01 all 31.06 1.69 4.31 9.00 1.61 52.34 20:35:01 0 26.51 0.03 4.24 9.57 1.69 57.96 20:35:01 1 26.33 0.00 3.90 11.04 1.37 57.35 20:35:01 2 45.28 0.00 4.64 8.25 1.79 40.04 20:35:01 3 26.16 6.70 4.48 7.13 1.59 53.95 20:36:01 all 21.09 0.00 1.03 0.71 0.87 76.30 20:36:01 0 8.28 0.00 0.58 0.65 0.86 89.62 20:36:01 1 35.79 0.00 1.45 0.90 1.03 60.82 20:36:01 2 38.85 0.00 1.52 0.17 1.10 58.36 20:36:01 3 1.58 0.00 0.56 1.13 0.48 96.25 Average: all 22.94 0.42 2.36 4.06 1.14 69.08 Average: 0 12.85 0.01 2.21 3.40 1.12 80.42 Average: 1 26.66 0.00 2.11 4.81 1.17 65.25 Average: 2 37.72 0.00 2.83 3.67 1.36 54.42 Average: 3 14.59 1.68 2.28 4.34 0.93 76.17