---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7743 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: 5599.99 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 11G 67G 14% / 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 628 10274 4 5087 15018 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:2b:22:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84836sec preferred_lft 84836sec inet6 fe80::f816:3eff:fe2b:2231/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:db:01:88:75:40 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-7743) 11/10/25 _x86_64_ (4 CPU) 22:16:33 LINUX RESTART (4 CPU) 22:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:01 20.14 0.70 8.05 11.39 670.19 1413.30 265321.77 22:40:03 13.03 0.53 11.49 1.00 19.22 1959.37 3925.44 Average: 16.57 0.61 9.78 6.18 343.77 1687.12 134248.94 22:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:01 7748172 11034584 4927104 30.09 113808 3339712 5089684 29.21 753352 7519156 116 22:40:03 9765628 13570536 2387624 14.58 132956 3808280 2692804 15.46 932276 5301184 101008 Average: 8756900 12302560 3657364 22.34 123382 3573996 3891244 22.34 842814 6410170 50562 22:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:01 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 22:30:01 ens3 25.97 18.53 245.27 2.92 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:03 lo 268.89 268.89 255.52 255.52 0.00 0.00 0.00 0.00 22:40:03 ens3 36.55 26.79 404.42 3.96 0.00 0.00 0.00 0.00 22:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 135.14 135.14 128.32 128.32 0.00 0.00 0.00 0.00 Average: ens3 31.28 22.67 325.08 3.45 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-7743) 11/10/25 _x86_64_ (4 CPU) 22:16:33 LINUX RESTART (4 CPU) 22:20:03 CPU %user %nice %system %iowait %steal %idle 22:30:01 all 47.83 0.00 0.91 0.11 0.08 51.07 22:30:01 0 45.31 0.00 1.04 0.19 0.08 53.38 22:30:01 1 59.61 0.00 1.03 0.09 0.09 39.19 22:30:01 2 43.83 0.00 0.71 0.09 0.08 55.30 22:30:01 3 42.55 0.00 0.86 0.06 0.08 56.45 22:40:03 all 52.50 0.00 1.06 0.05 0.08 46.31 22:40:03 0 64.11 0.00 1.03 0.06 0.08 34.72 22:40:03 1 43.82 0.00 1.11 0.06 0.08 54.93 22:40:03 2 55.71 0.00 1.18 0.05 0.08 42.98 22:40:03 3 46.40 0.00 0.92 0.05 0.07 52.57 Average: all 50.17 0.00 0.99 0.08 0.08 48.69 Average: 0 54.73 0.00 1.03 0.13 0.08 44.03 Average: 1 51.69 0.00 1.07 0.07 0.08 47.08 Average: 2 49.78 0.00 0.94 0.07 0.08 49.13 Average: 3 44.48 0.00 0.89 0.05 0.07 54.50