---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1836 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 9.6G 9.7G 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 514 4655 0 2805 7163 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:85:b6:c5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.154/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe85:b6c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:41:b2:a8:1e 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-1836) 12/27/25 _x86_64_ (4 CPU) 16:27:43 LINUX RESTART (4 CPU) 16:28:01 tps rtps wtps bread/s bwrtn/s 16:29:01 160.97 69.12 91.85 5593.60 40232.91 16:30:01 64.46 4.55 59.91 818.80 8894.25 16:31:01 91.95 8.52 83.44 1488.95 31973.20 16:32:01 20.33 0.40 19.93 32.79 1582.67 Average: 84.43 20.65 63.78 1983.54 20670.76 16:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:29:01 5878344 7414704 2289084 28.03 38820 1677472 975984 10.59 585328 1533756 66772 16:30:01 5608148 7422708 2559280 31.34 58660 1919544 955628 10.37 599832 1755892 117624 16:31:01 4795336 7348812 3372092 41.29 74844 2617780 1036708 11.25 985204 2132456 1080 16:32:01 4778820 7343336 3388608 41.49 78348 2624684 1039828 11.28 998476 2133944 10864 Average: 5265162 7382390 2902266 35.53 62668 2209870 1002037 10.87 792210 1889012 49085 16:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:29:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 16:29:01 ens3 418.50 246.66 1196.94 66.46 0.00 0.00 0.00 0.00 16:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 16:30:01 ens3 48.51 41.08 569.01 6.96 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:31:01 lo 2.07 2.07 0.21 0.21 0.00 0.00 0.00 0.00 16:31:01 ens3 614.81 439.93 3658.43 1586.68 0.00 0.00 0.00 0.00 16:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:32:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 16:32:01 ens3 12.10 13.30 9.24 6.13 0.00 0.00 0.00 0.00 16:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 273.48 185.24 1358.41 416.56 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-1836) 12/27/25 _x86_64_ (4 CPU) 16:27:43 LINUX RESTART (4 CPU) 16:28:01 CPU %user %nice %system %iowait %steal %idle 16:29:01 all 19.55 0.00 2.69 5.12 1.08 71.56 16:29:01 0 18.36 0.00 2.37 8.10 1.02 70.16 16:29:01 1 18.05 0.00 1.47 4.02 1.02 75.45 16:29:01 2 32.39 0.00 2.36 6.36 1.12 57.78 16:29:01 3 9.46 0.00 4.53 2.05 1.17 82.80 16:30:01 all 21.01 0.00 1.39 1.68 0.83 75.09 16:30:01 0 4.16 0.00 0.58 4.03 0.33 90.89 16:30:01 1 12.13 0.00 0.90 0.83 0.55 85.59 16:30:01 2 52.77 0.00 2.75 1.05 1.78 41.65 16:30:01 3 15.00 0.00 1.35 0.82 0.67 82.17 16:31:01 all 20.02 0.00 3.61 1.94 0.69 73.74 16:31:01 0 18.29 0.00 4.24 4.17 0.69 72.61 16:31:01 1 18.58 0.00 2.63 0.81 0.61 77.38 16:31:01 2 19.18 0.00 4.19 2.45 0.55 73.63 16:31:01 3 24.02 0.00 3.40 0.34 0.92 71.33 16:32:01 all 21.46 0.00 0.92 0.63 0.74 76.25 16:32:01 0 1.40 0.00 0.22 0.25 0.51 97.62 16:32:01 1 14.93 0.00 0.67 0.28 0.57 83.55 16:32:01 2 17.03 0.00 1.05 1.83 0.53 79.55 16:32:01 3 52.51 0.00 1.75 0.15 1.33 44.26 Average: all 20.51 0.00 2.15 2.34 0.84 74.16 Average: 0 10.52 0.00 1.84 4.13 0.64 82.87 Average: 1 15.91 0.00 1.41 1.49 0.69 80.50 Average: 2 30.37 0.00 2.58 2.92 1.00 63.13 Average: 3 25.25 0.00 2.76 0.84 1.02 70.13