---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1121 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 515 5154 0 2306 7184 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:78:24:6c brd ff:ff:ff:ff:ff:ff inet 10.32.7.121/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe78:246c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:08:04:9d: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-1121) 12/19/25 _x86_64_ (4 CPU) 00:25:48 LINUX RESTART (4 CPU) 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:01 153.52 68.81 84.72 5607.60 39535.83 00:28:01 62.74 0.22 62.52 23.20 9586.54 00:29:01 110.83 51.98 58.85 4478.37 9616.13 00:30:01 21.66 0.92 20.75 79.05 1554.01 Average: 87.19 30.48 56.71 2547.14 15072.90 00:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:01 5890424 7393012 2277004 27.88 35696 1648716 1018188 11.05 605688 1506924 46676 00:28:01 5633724 7373592 2533704 31.02 56044 1852332 1019288 11.06 636760 1705352 68256 00:29:01 5230256 7306544 2937172 35.96 62140 2175840 1073892 11.65 818772 1912952 25188 00:30:01 5228312 7305672 2939116 35.99 64872 2173932 1062052 11.52 826256 1907176 11748 Average: 5495679 7344705 2671749 32.71 54688 1962705 1043355 11.32 721869 1758101 37967 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:27:01 ens3 406.27 204.75 1045.10 62.89 0.00 0.00 0.00 0.00 00:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:27:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 00:28:01 ens3 66.71 54.81 710.70 6.46 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 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 00:29:01 ens3 254.95 164.46 2271.69 23.57 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 lo 1.60 1.60 0.19 0.19 0.00 0.00 0.00 0.00 00:30:01 ens3 11.81 12.55 9.14 6.02 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 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 184.94 109.14 1009.21 24.74 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 1.02 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-1121) 12/19/25 _x86_64_ (4 CPU) 00:25:48 LINUX RESTART (4 CPU) 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:01 all 16.90 0.00 2.64 5.38 2.41 72.67 00:27:01 0 26.55 0.00 1.81 1.53 2.46 67.66 00:27:01 1 12.85 0.00 4.19 2.75 1.99 78.22 00:27:01 2 17.44 0.00 2.58 5.90 2.70 71.39 00:27:01 3 10.75 0.00 1.98 11.36 2.51 73.41 00:28:01 all 19.02 0.00 1.09 2.41 1.43 76.04 00:28:01 0 45.33 0.00 2.31 0.67 1.78 49.92 00:28:01 1 24.52 0.00 1.24 2.02 1.54 70.68 00:28:01 2 4.35 0.00 0.50 3.95 0.88 90.32 00:28:01 3 2.03 0.00 0.31 3.02 1.52 93.12 00:29:01 all 27.39 0.00 1.61 3.01 3.03 64.96 00:29:01 0 30.54 0.00 1.37 1.94 3.03 63.13 00:29:01 1 18.83 0.00 1.64 2.74 2.51 74.27 00:29:01 2 44.73 0.00 1.97 1.97 3.62 47.71 00:29:01 3 15.48 0.00 1.46 5.36 2.96 74.75 00:30:01 all 20.67 0.00 0.81 0.91 1.24 76.37 00:30:01 0 0.93 0.00 0.32 1.10 0.71 96.94 00:30:01 1 5.17 0.00 0.73 0.80 0.94 92.36 00:30:01 2 70.12 0.00 1.85 0.48 2.53 25.02 00:30:01 3 6.55 0.00 0.35 1.26 0.78 91.06 Average: all 21.00 0.00 1.54 2.93 2.03 72.51 Average: 0 25.84 0.00 1.45 1.31 2.00 69.41 Average: 1 15.34 0.00 1.95 2.08 1.75 78.88 Average: 2 34.15 0.00 1.72 3.08 2.43 58.62 Average: 3 8.70 0.00 1.02 5.25 1.94 83.09