---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1051 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 2.0G 0 2.0G 0% /dev tmpfs 395M 696K 394M 1% /run /dev/vda1 20G 11G 9.2G 53% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 509 212 0 3221 3150 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:b9:6b:6a brd ff:ff:ff:ff:ff:ff inet 10.32.7.207/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:feb9:6b6a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:30:a0:c6:7e 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-1051) 07/22/25 _x86_64_ (4 CPU) 20:19:36 LINUX RESTART (4 CPU) 20:20:01 tps rtps wtps bread/s bwrtn/s 20:21:01 142.98 60.97 82.00 4726.41 39905.37 20:22:01 63.07 4.57 58.51 828.80 9163.94 20:23:01 164.90 11.41 153.49 1784.71 58822.59 20:24:01 18.48 1.12 17.36 101.45 1305.65 Average: 97.36 19.52 77.85 1860.33 27302.01 20:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:21:01 1745088 3298060 2293564 56.79 39060 1677668 957936 18.83 600476 1533476 73000 20:22:01 1505984 3327520 2532668 62.71 58520 1910732 896032 17.61 592448 1746928 123376 20:23:01 208120 3192932 3830532 94.85 91248 2977036 1045072 20.54 787440 2752784 7028 20:24:01 234192 3225348 3804460 94.20 94344 2980124 1012548 19.90 764504 2750116 10400 Average: 923346 3260965 3115306 77.14 70793 2386390 977897 19.22 686217 2195826 53451 20:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:21:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 20:21:01 ens3 386.90 204.87 1201.71 64.09 0.00 0.00 0.00 0.00 20:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:22:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 20:22:01 ens3 42.36 35.23 527.55 6.42 0.00 0.00 0.00 0.00 20:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:23:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 20:23:01 ens3 319.57 197.17 6294.78 98.73 0.00 0.00 0.00 0.00 20:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 20:24:01 ens3 11.28 11.66 8.79 5.61 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: lo 1.32 1.32 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 190.04 112.24 2008.57 43.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1051) 07/22/25 _x86_64_ (4 CPU) 20:19:36 LINUX RESTART (4 CPU) 20:20:01 CPU %user %nice %system %iowait %steal %idle 20:21:01 all 22.11 0.00 2.94 3.99 1.23 69.72 20:21:01 0 20.33 0.00 1.55 2.50 1.00 74.61 20:21:01 1 17.69 0.00 2.01 1.17 0.99 78.15 20:21:01 2 30.29 0.00 5.81 6.33 1.77 55.80 20:21:01 3 20.13 0.00 2.41 5.99 1.18 70.28 20:22:01 all 21.24 0.00 1.44 1.52 0.86 74.93 20:22:01 0 17.93 0.00 0.96 0.38 0.76 79.96 20:22:01 1 37.40 0.00 2.10 0.57 1.18 58.75 20:22:01 2 20.14 0.00 1.73 5.03 1.08 72.01 20:22:01 3 9.52 0.00 0.97 0.10 0.43 88.98 20:23:01 all 21.83 0.00 7.74 2.63 1.28 66.53 20:23:01 0 18.43 0.00 8.49 1.88 1.22 69.98 20:23:01 1 16.03 0.00 8.17 3.81 1.15 70.83 20:23:01 2 38.17 0.00 7.69 1.05 1.62 51.47 20:23:01 3 14.60 0.00 6.65 3.77 1.08 73.90 20:24:01 all 20.53 0.00 1.02 0.47 0.83 77.15 20:24:01 0 18.75 0.00 0.93 0.10 0.91 79.30 20:24:01 1 16.03 0.00 1.25 0.05 0.67 82.00 20:24:01 2 15.89 0.00 0.80 1.43 0.60 81.27 20:24:01 3 31.46 0.00 1.07 0.28 1.18 66.01 Average: all 21.43 0.00 3.27 2.15 1.05 72.11 Average: 0 18.86 0.00 2.96 1.21 0.97 75.99 Average: 1 21.81 0.00 3.36 1.39 1.00 72.44 Average: 2 26.08 0.00 4.00 3.47 1.27 65.19 Average: 3 18.94 0.00 2.76 2.53 0.97 74.79