---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1631 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 9.2G 11G 48% / 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 517 5085 0 2373 7175 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:bf:00:8d brd ff:ff:ff:ff:ff:ff inet 10.32.6.127/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:febf:8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:72:73:78:46 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-1631) 08/21/25 _x86_64_ (4 CPU) 20:57:49 LINUX RESTART (4 CPU) 20:58:01 tps rtps wtps bread/s bwrtn/s 20:59:02 146.10 66.03 80.07 5569.74 41260.13 21:00:01 51.33 3.30 48.03 56.40 6870.02 21:01:01 108.73 12.71 96.02 2262.05 15143.49 21:02:01 18.40 0.37 18.03 31.59 1325.65 Average: 81.27 20.68 60.59 1988.15 16189.65 20:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:59:02 5846720 7440624 2320708 28.41 41048 1729024 964244 10.46 575780 1567844 81476 21:00:01 5555104 7396792 2612324 31.98 62372 1942000 1000652 10.86 634384 1773200 179600 21:01:01 5158892 7294600 3008536 36.84 71856 2218276 1128168 12.24 936960 1848396 26648 21:02:01 5160440 7299648 3006988 36.82 74232 2219288 1102360 11.96 939872 1844052 11868 Average: 5430289 7357916 2737139 33.51 62377 2027147 1048856 11.38 771749 1758373 74898 20:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:59:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 20:59:02 ens3 496.05 238.30 1802.00 68.00 0.00 0.00 0.00 0.00 20:59:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 0.81 0.81 0.07 0.07 0.00 0.00 0.00 0.00 21:00:01 ens3 67.70 48.96 865.22 6.07 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 lo 4.40 4.40 0.42 0.42 0.00 0.00 0.00 0.00 21:01:01 ens3 210.48 195.50 916.42 559.57 0.00 0.00 0.00 0.00 21:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 21:02:01 ens3 11.93 13.10 9.12 6.05 0.00 0.00 0.00 0.00 21:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.79 1.79 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 197.09 124.29 898.37 160.58 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-1631) 08/21/25 _x86_64_ (4 CPU) 20:57:49 LINUX RESTART (4 CPU) 20:58:01 CPU %user %nice %system %iowait %steal %idle 20:59:02 all 19.07 0.00 3.41 5.08 1.83 70.62 20:59:02 0 38.51 0.00 3.11 3.58 1.86 52.94 20:59:02 1 17.05 0.00 5.57 4.06 1.83 71.48 20:59:02 2 10.25 0.00 2.55 8.93 1.91 76.36 20:59:02 3 10.45 0.00 2.40 3.76 1.71 81.68 21:00:01 all 19.92 0.00 1.31 2.02 1.02 75.73 21:00:01 0 14.55 0.00 0.95 0.14 0.63 83.74 21:00:01 1 29.50 0.00 1.81 1.16 1.30 66.23 21:00:01 2 9.62 0.00 1.03 6.01 1.11 82.23 21:00:01 3 26.06 0.00 1.51 0.75 1.04 70.64 21:01:01 all 20.80 0.00 2.01 2.88 1.06 73.25 21:01:01 0 36.81 0.00 2.54 2.33 1.23 57.09 21:01:01 1 11.07 0.00 1.77 3.84 1.00 82.31 21:01:01 2 25.95 0.00 2.37 3.64 1.17 66.87 21:01:01 3 9.37 0.00 1.30 1.70 0.82 86.80 21:02:01 all 21.15 0.00 1.13 0.67 0.96 76.09 21:02:01 0 40.47 0.00 1.22 0.37 1.30 56.65 21:02:01 1 16.33 0.00 1.33 1.85 0.93 79.56 21:02:01 2 20.92 0.00 1.11 0.05 1.06 76.85 21:02:01 3 6.89 0.00 0.86 0.40 0.57 91.29 Average: all 20.24 0.00 1.97 2.66 1.22 73.92 Average: 0 32.65 0.00 1.96 1.61 1.26 62.52 Average: 1 18.46 0.00 2.62 2.73 1.26 74.93 Average: 2 16.70 0.00 1.77 4.65 1.32 75.57 Average: 3 13.13 0.00 1.52 1.66 1.03 82.66