---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1916 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 9.0G 54% / 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: 7975 580 3845 0 3549 7096 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:48:48:a9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.211/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe48:48a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ad:60:a8:3f 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-1916) 12/28/25 _x86_64_ (4 CPU) 14:37:47 LINUX RESTART (4 CPU) 14:38:01 tps rtps wtps bread/s bwrtn/s 14:39:01 153.28 69.08 84.21 5591.74 39670.93 14:40:01 61.45 0.12 61.33 21.46 8956.61 14:41:01 183.38 12.47 170.92 2213.47 65062.27 14:42:01 16.94 0.58 16.36 42.38 1304.81 Average: 103.75 20.56 83.19 1967.16 28744.49 14:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:39:01 5887352 7406840 2280068 27.92 37076 1662844 994036 10.79 590928 1518936 61480 14:40:01 5554324 7353016 2613096 31.99 58568 1904208 1020152 11.07 659184 1750052 132484 14:41:01 4022092 7334464 4145328 50.75 95000 3299392 1132456 12.29 924176 2902504 260 14:42:01 3924792 7257148 4242628 51.95 98184 3314328 1125324 12.21 1025020 2896776 17252 Average: 4847140 7337867 3320280 40.65 72207 2545193 1067992 11.59 799827 2267067 52869 14:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:39:01 ens3 380.27 201.53 1054.11 63.63 0.00 0.00 0.00 0.00 14:39:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 ens3 55.23 43.17 696.56 5.52 0.00 0.00 0.00 0.00 14:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 14:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:41:01 ens3 363.12 241.25 6679.00 287.42 0.00 0.00 0.00 0.00 14:41:01 lo 6.47 6.47 0.57 0.57 0.00 0.00 0.00 0.00 14:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:42:01 ens3 23.50 28.57 13.39 106.02 0.00 0.00 0.00 0.00 14:42:01 lo 1.40 1.40 0.12 0.12 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 Average: ens3 205.51 128.62 2110.30 115.64 0.00 0.00 0.00 0.00 Average: lo 2.35 2.35 0.21 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1916) 12/28/25 _x86_64_ (4 CPU) 14:37:47 LINUX RESTART (4 CPU) 14:38:01 CPU %user %nice %system %iowait %steal %idle 14:39:01 all 17.77 0.00 2.80 5.16 2.55 71.71 14:39:01 0 6.14 0.00 4.82 7.68 1.97 79.38 14:39:01 1 27.99 0.00 1.92 2.00 2.73 65.35 14:39:01 2 23.35 0.00 2.18 4.61 2.58 67.27 14:39:01 3 13.64 0.00 2.24 6.35 2.92 74.84 14:40:01 all 20.05 0.00 1.12 2.19 1.32 75.33 14:40:01 0 10.13 0.00 0.65 0.60 0.67 87.95 14:40:01 1 41.89 0.00 1.86 0.72 2.00 53.54 14:40:01 2 12.06 0.00 1.03 5.96 1.01 79.94 14:40:01 3 16.14 0.00 0.94 1.46 1.59 79.87 14:41:01 all 23.39 0.00 8.27 3.30 5.17 59.87 14:41:01 0 20.69 0.00 7.78 2.28 4.62 64.63 14:41:01 1 23.06 0.00 8.98 2.57 5.38 60.01 14:41:01 2 23.77 0.00 7.71 5.49 5.35 57.68 14:41:01 3 26.09 0.00 8.65 2.86 5.34 57.06 14:42:01 all 21.03 0.00 0.98 0.66 1.55 75.78 14:42:01 0 2.65 0.00 0.37 0.00 0.82 96.17 14:42:01 1 21.85 0.00 1.39 0.16 2.05 74.55 14:42:01 2 30.90 0.00 1.36 2.27 1.73 63.74 14:42:01 3 28.69 0.00 0.81 0.17 1.64 68.68 Average: all 20.56 0.00 3.30 2.83 2.65 70.66 Average: 0 9.95 0.00 3.43 2.65 2.03 81.94 Average: 1 28.67 0.00 3.54 1.36 3.04 63.39 Average: 2 22.52 0.00 3.07 4.58 2.67 67.15 Average: 3 21.12 0.00 3.16 2.71 2.87 70.13