---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2028 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 700K 797M 1% /run /dev/vda1 20G 9.2G 10G 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 513 4994 0 2467 7174 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:b2:f1:a8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85888sec preferred_lft 85888sec inet6 fe80::f816:3eff:feb2:f1a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:28:8b:a2:a5 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-2028) 08/26/25 _x86_64_ (4 CPU) 01:19:43 LINUX RESTART (4 CPU) 01:20:01 tps rtps wtps bread/s bwrtn/s 01:21:01 154.48 69.31 85.17 5619.33 40829.61 01:22:01 50.97 0.30 50.67 31.86 6597.00 01:23:01 140.57 60.91 79.66 2836.39 21074.44 01:24:01 4.95 0.02 4.93 0.13 2018.06 01:25:01 10.25 0.15 10.10 10.13 818.66 01:26:01 2.22 0.00 2.22 0.00 64.38 01:27:01 16.21 6.05 10.16 181.35 1764.69 01:28:01 19.98 0.78 19.19 67.31 1397.93 Average: 49.95 17.19 32.76 1093.30 9320.43 01:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:21:01 5831344 7376044 2336084 28.60 35480 1689584 1035864 11.24 650808 1514952 48236 01:22:01 5608808 7381644 2558620 31.33 55244 1884880 1014880 11.01 654068 1707392 132884 01:23:01 5244708 7421620 2922720 35.79 66852 2260116 946396 10.27 943976 1744932 53792 01:24:01 5246700 7425068 2920728 35.76 66936 2261404 938880 10.19 941160 1745852 180 01:25:01 5242428 7424208 2925000 35.81 67044 2264400 978556 10.62 945108 1745436 304 01:26:01 5241916 7424396 2925512 35.82 67100 2265008 997344 10.82 946204 1745656 640 01:27:01 5074220 7301312 3093208 37.87 68352 2308632 1077776 11.69 1083832 1776736 7004 01:28:01 5081020 7314352 3086408 37.79 71372 2311444 1063244 11.54 1076444 1775484 11128 Average: 5321393 7383580 2846035 34.85 62298 2155684 1006618 10.92 905200 1719555 31771 01:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:21:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 01:21:01 ens3 401.05 220.66 1655.07 67.16 0.00 0.00 0.00 0.00 01:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 01:22:01 ens3 57.23 47.03 721.91 5.98 0.00 0.00 0.00 0.00 01:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 lo 2.30 2.30 0.25 0.25 0.00 0.00 0.00 0.00 01:23:01 ens3 131.94 84.54 529.03 8.17 0.00 0.00 0.00 0.00 01:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 lo 1.50 1.50 0.10 0.10 0.00 0.00 0.00 0.00 01:24:01 ens3 0.62 0.62 0.07 0.06 0.00 0.00 0.00 0.00 01:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 lo 7.86 7.86 3.14 3.14 0.00 0.00 0.00 0.00 01:25:01 ens3 7.00 6.13 1.34 1.43 0.00 0.00 0.00 0.00 01:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 lo 19.33 19.33 52.89 52.89 0.00 0.00 0.00 0.00 01:26:01 ens3 6.66 5.81 1.38 1.44 0.00 0.00 0.00 0.00 01:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 lo 1.55 1.55 0.19 0.19 0.00 0.00 0.00 0.00 01:27:01 ens3 122.80 55.90 573.02 11.98 0.00 0.00 0.00 0.00 01:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 01:28:01 ens3 12.73 13.06 15.02 6.10 0.00 0.00 0.00 0.00 01:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.40 4.40 7.10 7.10 0.00 0.00 0.00 0.00 Average: ens3 92.51 54.22 437.12 12.79 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-2028) 08/26/25 _x86_64_ (4 CPU) 01:19:43 LINUX RESTART (4 CPU) 01:20:01 CPU %user %nice %system %iowait %steal %idle 01:21:01 all 21.31 0.00 3.61 5.10 1.82 68.17 01:21:01 0 15.28 0.00 2.66 6.04 1.96 74.04 01:21:01 1 31.55 0.00 3.22 5.79 1.72 57.72 01:21:01 2 20.07 0.00 6.16 5.48 2.18 66.10 01:21:01 3 18.35 0.00 2.40 3.04 1.40 74.82 01:22:01 all 20.17 0.00 1.32 2.03 1.07 75.41 01:22:01 0 17.44 0.00 0.83 0.32 1.25 80.17 01:22:01 1 28.01 0.00 1.96 0.25 1.02 68.76 01:22:01 2 4.18 0.00 0.85 6.21 0.75 88.01 01:22:01 3 31.12 0.00 1.63 1.33 1.32 64.59 01:23:01 all 13.80 2.60 5.82 3.05 1.39 73.34 01:23:01 0 32.50 5.73 14.46 2.70 1.90 42.72 01:23:01 1 3.69 3.62 2.79 1.68 1.25 86.98 01:23:01 2 13.44 0.00 3.68 6.63 1.50 74.75 01:23:01 3 5.62 1.02 2.38 1.22 0.88 88.88 01:24:01 all 0.56 0.00 0.33 0.09 0.09 98.93 01:24:01 0 1.42 0.00 0.30 0.00 0.08 98.20 01:24:01 1 0.18 0.00 0.47 0.17 0.12 99.07 01:24:01 2 0.15 0.00 0.28 0.22 0.08 99.27 01:24:01 3 0.47 0.00 0.27 0.00 0.07 99.20 01:25:01 all 7.78 0.00 4.27 0.04 0.52 87.38 01:25:01 0 7.45 0.00 2.10 0.00 0.48 89.97 01:25:01 1 6.74 0.00 1.90 0.03 0.47 90.86 01:25:01 2 9.52 0.00 11.47 0.07 0.72 78.22 01:25:01 3 7.44 0.00 1.65 0.03 0.43 90.44 01:26:01 all 0.65 0.00 0.24 0.02 0.19 98.89 01:26:01 0 0.23 0.00 0.22 0.00 0.17 99.38 01:26:01 1 0.20 0.00 0.22 0.00 0.17 99.42 01:26:01 2 0.37 0.00 0.33 0.07 0.15 99.08 01:26:01 3 1.79 0.00 0.25 0.02 0.30 97.65 01:27:01 all 9.66 0.00 0.60 0.52 0.85 88.37 01:27:01 0 23.78 0.00 0.72 0.47 1.13 73.91 01:27:01 1 8.80 0.00 0.68 0.33 0.55 89.64 01:27:01 2 2.74 0.00 0.56 1.08 0.83 94.78 01:27:01 3 3.38 0.00 0.40 0.18 0.86 95.18 01:28:01 all 19.82 0.00 1.10 0.80 1.13 77.15 01:28:01 0 20.56 0.00 1.64 0.10 0.78 76.91 01:28:01 1 37.40 0.00 1.31 1.01 1.28 58.99 01:28:01 2 5.73 0.00 0.92 2.01 1.52 89.82 01:28:01 3 15.71 0.00 0.55 0.07 0.93 82.75 Average: all 11.72 0.32 2.16 1.45 0.88 83.45 Average: 0 14.84 0.72 2.86 1.20 0.97 79.41 Average: 1 14.57 0.45 1.57 1.16 0.82 81.43 Average: 2 7.02 0.00 3.02 2.72 0.97 86.27 Average: 3 10.47 0.13 1.19 0.73 0.77 86.71