---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10309 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 9.9G 9.4G 52% / 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 506 4292 0 3177 7170 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:e5:e1:3f brd ff:ff:ff:ff:ff:ff inet 10.32.7.199/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fee5:e13f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e1:d6:f4:9e 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-10309) 11/26/25 _x86_64_ (4 CPU) 22:15:42 LINUX RESTART (4 CPU) 22:16:01 tps rtps wtps bread/s bwrtn/s 22:17:01 155.36 69.09 86.27 5608.80 40393.89 22:18:01 60.42 0.15 60.27 26.13 9444.29 22:19:01 152.66 12.88 139.78 2287.75 51329.71 22:20:01 18.31 0.40 17.91 32.79 1401.10 Average: 96.69 20.63 76.06 1989.02 25642.86 22:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:17:01 5874552 7415848 2292876 28.07 38980 1681208 1000956 10.86 585172 1536364 63440 22:18:01 5558936 7370568 2608492 31.94 59608 1915336 1024616 11.12 644556 1760380 132888 22:19:01 4380460 7319960 3786968 46.37 88100 2957572 1082276 11.74 765796 2731568 7032 22:20:01 4380804 7325116 3786624 46.36 90972 2958940 1074684 11.66 769532 2727732 11052 Average: 5048688 7357873 3118740 38.19 69415 2378264 1045633 11.35 691264 2189011 53603 22:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:17:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 22:17:01 ens3 455.46 238.45 1171.95 67.72 0.00 0.00 0.00 0.00 22:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:18:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:18:01 ens3 54.02 44.34 676.18 5.50 0.00 0.00 0.00 0.00 22:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:19:01 lo 4.47 4.47 0.42 0.42 0.00 0.00 0.00 0.00 22:19:01 ens3 724.71 278.19 5734.86 119.49 0.00 0.00 0.00 0.00 22:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 22:20:01 ens3 16.43 13.40 15.51 6.03 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.73 1.73 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 312.66 143.60 1899.60 49.69 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-10309) 11/26/25 _x86_64_ (4 CPU) 22:15:42 LINUX RESTART (4 CPU) 22:16:01 CPU %user %nice %system %iowait %steal %idle 22:17:01 all 21.17 0.00 3.55 4.73 1.11 69.44 22:17:01 0 19.37 0.00 1.99 1.70 0.85 76.09 22:17:01 1 22.71 0.00 2.96 3.79 1.10 69.44 22:17:01 2 28.70 0.00 3.92 7.45 1.46 58.47 22:17:01 3 13.92 0.00 5.37 5.96 1.00 73.74 22:18:01 all 20.65 0.00 1.24 1.68 1.04 75.39 22:18:01 0 2.00 0.00 0.13 0.00 0.18 97.68 22:18:01 1 46.62 0.00 2.45 0.32 1.38 49.22 22:18:01 2 21.24 0.00 1.48 0.78 1.43 75.07 22:18:01 3 12.81 0.00 0.85 5.62 1.18 79.55 22:19:01 all 20.57 0.00 5.88 2.98 1.19 69.38 22:19:01 0 31.49 0.00 5.34 3.43 1.39 58.35 22:19:01 1 24.38 0.00 5.51 3.91 1.21 64.99 22:19:01 2 13.92 0.00 5.70 1.30 1.05 78.03 22:19:01 3 12.49 0.00 6.98 3.26 1.08 76.18 22:20:01 all 20.84 0.00 0.98 0.53 0.96 76.69 22:20:01 0 14.21 0.00 0.92 1.75 0.58 82.54 22:20:01 1 12.22 0.00 0.68 0.03 0.86 86.20 22:20:01 2 50.50 0.00 1.92 0.35 1.53 45.70 22:20:01 3 6.52 0.00 0.43 0.02 0.86 92.17 Average: all 20.81 0.00 2.90 2.47 1.07 72.74 Average: 0 16.70 0.00 2.08 1.71 0.75 78.76 Average: 1 26.47 0.00 2.89 2.00 1.14 67.49 Average: 2 28.64 0.00 3.24 2.47 1.37 64.29 Average: 3 11.43 0.00 3.39 3.71 1.03 80.45