---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3895 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 675 8543 4 6769 14971 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:1b:e3:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83922sec preferred_lft 83922sec inet6 fe80::f816:3eff:fe1b:e39c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:3b:5c:59:d1:e6 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3895) 10/15/25 _x86_64_ (4 CPU) 18:51:00 LINUX RESTART (4 CPU) 19:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:22 49.24 4.50 42.08 2.66 265.23 4835.46 5080.98 19:20:01 24.22 0.01 21.33 2.87 0.17 2219.59 11795.53 19:30:01 27.54 0.11 24.54 2.89 4.85 9248.03 18536.37 Average: 33.95 1.59 29.55 2.81 93.13 5461.90 11724.46 19:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:22 10041500 13710756 2246828 13.72 135284 3672548 2421328 13.90 895196 5062364 42008 19:20:01 8816844 12857380 3097908 18.92 149824 3996452 3107084 17.83 1008352 6143556 20032 19:30:01 8798060 15350304 595428 3.64 174232 6396928 1086348 6.24 1868168 5171728 260 Average: 9218801 13972813 1980055 12.09 153113 4688643 2204920 12.66 1257239 5459216 20767 19:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:22 lo 1012.69 1012.69 958.83 958.83 0.00 0.00 0.00 0.00 19:10:22 ens3 107.81 87.34 913.64 18.69 0.00 0.00 0.00 0.00 19:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 1280.59 1280.59 1219.41 1219.41 0.00 0.00 0.00 0.00 19:20:01 ens3 42.96 35.34 24.92 12.15 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 784.19 784.19 2955.02 2955.02 0.00 0.00 0.00 0.00 19:30:01 ens3 64.29 67.90 123.29 611.14 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1022.92 1022.92 1707.45 1707.45 0.00 0.00 0.00 0.00 Average: ens3 72.43 64.11 364.15 213.85 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3895) 10/15/25 _x86_64_ (4 CPU) 18:51:00 LINUX RESTART (4 CPU) 19:00:01 CPU %user %nice %system %iowait %steal %idle 19:10:22 all 44.99 0.00 1.94 0.46 0.08 52.54 19:10:22 0 44.50 0.00 1.82 0.25 0.08 53.35 19:10:22 1 43.65 0.00 1.92 0.09 0.08 54.27 19:10:22 2 44.16 0.00 2.16 0.94 0.08 52.66 19:10:22 3 47.63 0.00 1.87 0.55 0.08 49.88 19:20:01 all 68.16 0.00 2.37 0.12 0.10 29.25 19:20:01 0 67.38 0.00 2.60 0.14 0.10 29.79 19:20:01 1 70.55 0.00 2.24 0.14 0.10 26.98 19:20:01 2 68.58 0.00 2.51 0.05 0.10 28.76 19:20:01 3 66.15 0.00 2.13 0.16 0.10 31.47 19:30:01 all 41.98 0.00 1.77 0.41 0.08 55.76 19:30:01 0 40.93 0.00 1.95 0.33 0.08 56.71 19:30:01 1 43.97 0.00 1.77 0.72 0.08 53.46 19:30:01 2 42.61 0.00 1.73 0.28 0.08 55.30 19:30:01 3 40.41 0.00 1.63 0.30 0.09 57.57 Average: all 51.45 0.00 2.02 0.33 0.09 46.11 Average: 0 50.68 0.00 2.11 0.24 0.08 46.88 Average: 1 52.42 0.00 1.97 0.32 0.09 45.21 Average: 2 51.51 0.00 2.13 0.43 0.09 45.84 Average: 3 51.19 0.00 1.87 0.34 0.09 46.51