---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1478 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: 2799.998 BogoMIPS: 5599.99 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 9.5G 9.8G 50% / 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 4610 0 2850 7165 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:e1:ed:31 brd ff:ff:ff:ff:ff:ff inet 10.32.7.73/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85945sec preferred_lft 85945sec inet6 fe80::f816:3eff:fee1:ed31/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a8:f1:bb:df 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-1478) 08/20/25 _x86_64_ (4 CPU) 10:28:11 LINUX RESTART (4 CPU) 10:29:01 tps rtps wtps bread/s bwrtn/s 10:30:01 65.26 20.65 44.61 710.28 5797.97 10:31:01 77.22 31.68 45.54 1746.91 7930.41 10:32:01 98.33 72.27 26.06 3257.06 5014.76 10:33:01 33.12 22.11 11.01 598.73 4990.20 10:34:01 21.16 8.97 12.20 1011.43 4120.78 10:35:01 26.93 1.37 25.56 98.12 9931.54 Average: 53.67 26.17 27.50 1237.07 6297.58 10:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:01 5640312 7325976 2527116 30.94 53300 1801528 1053284 11.43 682320 1653444 141064 10:31:01 5417992 7294436 2749436 33.66 62760 1975104 1164300 12.63 730344 1811884 100456 10:32:01 4745364 6840140 3422064 41.90 70708 2178868 1520716 16.50 1263084 1935148 80332 10:33:01 4215332 6485204 3952096 48.39 76216 2340504 2030508 22.03 1660696 2048836 92956 10:34:01 3717364 6058920 4450064 54.49 76952 2409840 2665756 28.93 2132504 2070280 14784 10:35:01 4780300 7394632 3387128 41.47 81604 2673204 948816 10.30 933476 2202536 25772 Average: 4752777 6899885 3414651 41.81 70257 2229841 1563897 16.97 1233737 1953688 75894 10:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 10:30:01 ens3 64.96 47.01 795.85 6.53 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:31:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 10:31:01 ens3 72.34 46.43 465.96 15.07 0.00 0.00 0.00 0.00 10:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:32:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 10:32:01 ens3 136.33 112.95 1392.10 20.51 0.00 0.00 0.00 0.00 10:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:33:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 10:33:01 ens3 126.92 97.57 1042.82 16.48 0.00 0.00 0.00 0.00 10:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:34:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 10:34:01 ens3 35.38 29.60 111.12 9.01 0.00 0.00 0.00 0.00 10:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:35:01 lo 1.08 1.08 0.09 0.09 0.00 0.00 0.00 0.00 10:35:01 ens3 84.25 71.00 609.91 62.21 0.00 0.00 0.00 0.00 10:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 86.70 67.43 736.30 21.63 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-1478) 08/20/25 _x86_64_ (4 CPU) 10:28:11 LINUX RESTART (4 CPU) 10:29:01 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 18.68 0.00 1.23 3.10 2.68 74.30 10:30:01 0 26.32 0.00 1.48 6.31 3.78 62.12 10:30:01 1 12.14 0.00 0.85 1.07 2.51 83.43 10:30:01 2 27.64 0.00 1.64 1.07 3.00 66.66 10:30:01 3 8.52 0.00 0.91 4.00 1.40 85.16 10:31:01 all 20.24 0.00 1.33 3.30 3.79 71.34 10:31:01 0 10.44 0.00 1.04 7.19 3.44 77.89 10:31:01 1 17.42 0.00 0.96 2.60 3.94 75.09 10:31:01 2 15.52 0.00 1.33 2.11 3.66 77.38 10:31:01 3 37.69 0.00 1.99 1.23 4.15 54.94 10:32:01 all 36.29 0.00 1.75 5.07 8.46 48.43 10:32:01 0 36.07 0.00 1.58 4.11 7.40 50.83 10:32:01 1 31.97 0.00 2.07 4.66 9.05 52.25 10:32:01 2 40.45 0.00 1.82 3.58 9.03 45.11 10:32:01 3 36.70 0.00 1.52 7.92 8.34 45.51 10:33:01 all 52.38 0.00 1.86 1.47 9.67 34.62 10:33:01 0 53.28 0.00 1.63 2.05 9.44 33.60 10:33:01 1 57.99 0.00 1.98 2.16 9.70 28.16 10:33:01 2 40.56 0.00 2.16 0.56 10.04 46.67 10:33:01 3 57.87 0.00 1.66 1.09 9.50 29.89 10:34:01 all 63.97 0.00 2.35 0.51 11.89 21.28 10:34:01 0 73.07 0.00 1.86 0.05 11.67 13.35 10:34:01 1 68.27 0.00 2.28 0.64 11.57 17.25 10:34:01 2 61.96 0.00 2.88 1.30 12.45 21.41 10:34:01 3 52.82 0.00 2.38 0.03 11.85 32.93 10:35:01 all 25.48 0.00 1.38 1.17 4.17 67.79 10:35:01 0 12.50 0.00 1.09 2.77 2.87 80.77 10:35:01 1 20.82 0.00 1.18 1.44 5.36 71.20 10:35:01 2 52.04 0.00 2.27 0.47 5.31 39.91 10:35:01 3 16.49 0.00 1.00 0.05 3.12 79.34 Average: all 36.25 0.00 1.65 2.44 6.80 52.86 Average: 0 35.31 0.00 1.45 3.75 6.44 53.05 Average: 1 34.76 0.00 1.56 2.10 7.03 54.55 Average: 2 39.78 0.00 2.02 1.52 7.28 49.40 Average: 3 35.15 0.00 1.58 2.39 6.43 54.46