---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2919 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 68G 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 600 10588 4 4800 15046 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:60:78:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.188/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84713sec preferred_lft 84713sec inet6 fe80::f816:3eff:fe60:78c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:fb:9a:65:d8:01 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-2919) 12/01/25 _x86_64_ (4 CPU) 16:25:04 LINUX RESTART (4 CPU) 16:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:01 6.24 0.66 5.17 0.41 358.21 1116.26 561.37 16:50:05 9.61 0.52 8.51 0.58 19.08 1699.95 1121.89 Average: 7.94 0.59 6.85 0.49 187.34 1410.35 843.78 16:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:01 8157496 11143584 4820396 29.44 109960 3046636 4970740 28.53 601376 7274816 1492 16:50:05 10250064 13655300 2305080 14.08 128156 3419152 2495024 14.32 758412 4972644 13244 Average: 9203780 12399442 3562738 21.76 119058 3232894 3732882 21.43 679894 6123730 7368 16:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:01 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 16:40:01 ens3 19.16 15.94 166.19 3.01 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:05 lo 191.83 191.83 182.41 182.41 0.00 0.00 0.00 0.00 16:50:05 ens3 31.89 23.84 401.90 3.49 0.00 0.00 0.00 0.00 16:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 96.95 96.95 92.10 92.10 0.00 0.00 0.00 0.00 Average: ens3 25.57 19.92 284.95 3.26 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-2919) 12/01/25 _x86_64_ (4 CPU) 16:25:04 LINUX RESTART (4 CPU) 16:30:05 CPU %user %nice %system %iowait %steal %idle 16:40:01 all 51.84 0.00 0.78 0.06 0.08 47.25 16:40:01 0 54.92 0.00 0.86 0.04 0.08 44.10 16:40:01 1 45.21 0.00 0.70 0.06 0.08 53.95 16:40:01 2 47.83 0.00 0.83 0.07 0.07 51.20 16:40:01 3 59.40 0.00 0.72 0.05 0.07 39.75 16:50:05 all 52.71 0.00 0.91 0.06 0.08 46.23 16:50:05 0 39.76 0.00 0.78 0.07 0.08 59.31 16:50:05 1 44.19 0.00 0.87 0.04 0.08 54.82 16:50:05 2 41.37 0.00 0.83 0.09 0.08 57.63 16:50:05 3 85.60 0.00 1.18 0.06 0.09 13.08 Average: all 52.28 0.00 0.85 0.06 0.08 46.73 Average: 0 47.28 0.00 0.82 0.05 0.08 51.77 Average: 1 44.70 0.00 0.79 0.05 0.08 54.39 Average: 2 44.57 0.00 0.83 0.08 0.08 54.45 Average: 3 72.60 0.00 0.95 0.06 0.08 26.32