---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4413 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 11G 8.5G 56% / 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 539 3276 0 4159 7138 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:53:28:b1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.106/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86057sec preferred_lft 86057sec inet6 fe80::f816:3eff:fe53:28b1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:14:f7:26:32 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-4413) 09/23/25 _x86_64_ (4 CPU) 07:19:33 LINUX RESTART (4 CPU) 07:20:01 tps rtps wtps bread/s bwrtn/s 07:21:01 135.00 52.08 82.92 3990.80 40362.30 07:22:01 72.20 12.26 59.94 2249.36 8534.71 07:23:01 149.63 2.83 146.80 93.70 67854.05 07:24:01 45.69 0.25 45.44 11.73 16724.41 07:25:01 21.84 0.37 21.48 31.32 1494.04 Average: 84.88 13.56 71.32 1275.39 26994.86 07:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:21:01 5794756 7359920 2372672 29.05 39444 1705032 1036976 11.25 643692 1560652 83616 07:22:01 5577012 7424780 2590416 31.72 58852 1953628 1101888 11.96 636572 1756012 113684 07:23:01 3464608 7210928 4702820 57.58 108580 3679032 1641108 17.81 1157692 3186832 234640 07:24:01 3329528 7276992 4837900 59.23 110952 3871892 1093024 11.86 1053956 3421872 7572 07:25:01 3324780 7277232 4842648 59.29 113124 3873944 1110932 12.05 1061340 3418644 11040 Average: 4298137 7309970 3869291 47.37 86190 3016706 1196786 12.99 910650 2668802 90110 07:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:21:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:21:01 ens3 391.05 198.23 1390.56 64.12 0.00 0.00 0.00 0.00 07:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:22:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 07:22:01 ens3 37.56 31.21 304.91 6.71 0.00 0.00 0.00 0.00 07:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 lo 0.80 0.80 0.11 0.11 0.00 0.00 0.00 0.00 07:23:01 ens3 1005.41 505.01 6655.81 50.00 0.00 0.00 0.00 0.00 07:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:24:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 07:24:01 ens3 9.77 7.98 7.01 4.60 0.00 0.00 0.00 0.00 07:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:25:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:25:01 ens3 11.98 12.13 9.41 5.95 0.00 0.00 0.00 0.00 07:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 291.17 150.92 1673.64 26.28 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-4413) 09/23/25 _x86_64_ (4 CPU) 07:19:33 LINUX RESTART (4 CPU) 07:20:01 CPU %user %nice %system %iowait %steal %idle 07:21:01 all 20.75 0.00 2.40 5.53 3.16 68.17 07:21:01 0 19.30 0.00 1.94 5.99 3.36 69.42 07:21:01 1 12.93 0.00 3.29 5.36 2.37 76.05 07:21:01 2 31.58 0.00 2.45 4.89 4.27 56.82 07:21:01 3 19.10 0.00 1.96 5.86 2.62 70.45 07:22:01 all 19.55 0.00 1.63 2.40 1.84 74.58 07:22:01 0 14.35 0.00 1.44 1.65 1.96 80.60 07:22:01 1 10.03 0.00 1.34 5.87 1.74 81.02 07:22:01 2 40.38 0.00 2.83 1.83 2.69 52.26 07:22:01 3 13.42 0.00 0.91 0.28 0.95 84.44 07:23:01 all 35.81 0.00 10.00 2.83 5.53 45.83 07:23:01 0 40.69 0.00 13.81 4.62 6.40 34.48 07:23:01 1 34.28 0.00 7.46 0.37 5.24 52.65 07:23:01 2 36.12 0.00 9.28 4.73 5.55 44.32 07:23:01 3 32.14 0.00 9.42 1.62 4.91 51.91 07:24:01 all 54.39 0.00 7.18 1.18 5.70 31.54 07:24:01 0 50.90 0.00 6.99 2.64 5.27 34.20 07:24:01 1 50.22 0.00 6.86 0.43 5.65 36.85 07:24:01 2 52.76 0.00 7.22 0.18 5.63 34.20 07:24:01 3 63.68 0.00 7.71 1.46 6.26 20.89 07:25:01 all 20.49 0.00 1.02 0.97 1.82 75.70 07:25:01 0 2.96 0.00 0.48 1.40 0.81 94.35 07:25:01 1 32.14 0.00 1.60 0.38 2.53 63.35 07:25:01 2 29.37 0.00 1.12 2.03 1.95 65.53 07:25:01 3 17.46 0.00 0.86 0.08 1.96 79.64 Average: all 30.16 0.00 4.43 2.58 3.60 59.22 Average: 0 25.58 0.00 4.91 3.26 3.55 62.69 Average: 1 27.91 0.00 4.10 2.48 3.50 62.00 Average: 2 38.02 0.00 4.57 2.73 4.01 50.66 Average: 3 29.13 0.00 4.16 1.86 3.33 61.51