---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1577 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 502 5180 0 2293 7189 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:0f:82:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.34/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe0f:82a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:df:df:44:01 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-1577) 12/24/25 _x86_64_ (4 CPU) 15:18:46 LINUX RESTART (4 CPU) 15:19:01 tps rtps wtps bread/s bwrtn/s 15:20:01 154.79 69.37 85.42 5613.20 39640.48 15:21:01 63.61 0.12 63.49 21.46 9784.10 15:22:01 86.29 12.65 73.64 2246.03 13066.09 15:23:01 20.65 0.87 19.78 46.53 1362.57 Average: 81.33 20.75 60.58 1981.80 15963.31 15:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:01 5909856 7424236 2257572 27.64 36872 1657844 996388 10.81 575700 1513888 61460 15:21:01 5600920 7371668 2566508 31.42 56812 1880324 1038912 11.27 642948 1727816 112472 15:22:01 5322484 7382496 2844944 34.83 70204 2142540 1030492 11.18 696776 1924608 34164 15:23:01 5332224 7389332 2835204 34.71 72088 2137472 1026912 11.14 693644 1917284 11916 Average: 5541371 7391933 2626057 32.15 58994 1954545 1023176 11.10 652267 1770899 55003 15:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 15:20:01 ens3 363.81 200.47 1056.60 63.65 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:21:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:21:01 ens3 64.94 51.46 700.60 6.13 0.00 0.00 0.00 0.00 15:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:22:01 lo 2.13 2.13 0.22 0.22 0.00 0.00 0.00 0.00 15:22:01 ens3 129.88 57.26 886.94 12.10 0.00 0.00 0.00 0.00 15:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 15:23:01 ens3 9.03 10.56 6.52 4.79 0.00 0.00 0.00 0.00 15:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 141.91 79.94 662.66 21.66 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 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1577) 12/24/25 _x86_64_ (4 CPU) 15:18:46 LINUX RESTART (4 CPU) 15:19:01 CPU %user %nice %system %iowait %steal %idle 15:20:01 all 18.25 0.00 2.74 5.34 2.71 70.96 15:20:01 0 26.98 0.00 2.09 2.74 2.76 65.43 15:20:01 1 18.61 0.00 2.35 5.15 2.42 71.46 15:20:01 2 13.20 0.00 1.92 4.55 2.84 77.49 15:20:01 3 14.25 0.00 4.62 8.87 2.81 69.44 15:21:01 all 19.01 0.00 1.19 2.48 1.69 75.63 15:21:01 0 10.55 0.00 0.65 0.20 0.90 87.71 15:21:01 1 3.02 0.00 0.49 0.94 1.76 93.79 15:21:01 2 9.28 0.00 1.26 7.59 1.44 80.43 15:21:01 3 53.33 0.00 2.35 1.23 2.67 40.42 15:22:01 all 18.60 0.00 2.08 2.42 2.12 74.78 15:22:01 0 32.35 0.00 1.93 0.51 2.41 62.79 15:22:01 1 12.24 0.00 1.64 0.53 1.66 83.93 15:22:01 2 19.47 0.00 2.51 2.41 2.54 73.06 15:22:01 3 10.29 0.00 2.24 6.21 1.84 79.42 15:23:01 all 19.90 0.00 0.84 0.83 1.28 77.15 15:23:01 0 3.24 0.00 0.40 0.25 1.23 94.89 15:23:01 1 7.96 0.00 0.68 0.05 0.52 90.79 15:23:01 2 67.37 0.00 1.76 0.65 2.84 27.38 15:23:01 3 0.95 0.00 0.50 2.39 0.52 95.64 Average: all 18.94 0.00 1.71 2.77 1.95 74.63 Average: 0 18.29 0.00 1.27 0.92 1.82 77.69 Average: 1 10.45 0.00 1.29 1.67 1.59 85.00 Average: 2 27.31 0.00 1.86 3.80 2.42 64.62 Average: 3 19.72 0.00 2.43 4.68 1.96 71.21