---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3894 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 669 10303 4 5016 14977 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:c3:13:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84668sec preferred_lft 84668sec inet6 fe80::f816:3eff:fec3:138a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:b2:ff:20:a3:5e 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-3894) 10/30/25 _x86_64_ (4 CPU) 22:18:49 LINUX RESTART (4 CPU) 22:20:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:21 19.40 3.29 14.47 1.64 815.37 3981.71 8607.60 22:40:01 17.75 0.86 14.71 2.17 28.76 3481.45 4565.18 Average: 18.59 2.09 14.59 1.90 428.64 3735.76 6620.18 22:20:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:21 10607604 13980068 1980640 12.10 123160 3396640 2563620 14.72 772060 4640668 38360 22:40:01 8646956 13028956 2923704 17.86 164616 4280616 3417912 19.62 1013556 6264016 86704 Average: 9627280 13504512 2452172 14.98 143888 3838628 2990766 17.17 892808 5452342 62532 22:20:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:21 lo 0.88 0.88 0.10 0.10 0.00 0.00 0.00 0.00 22:30:21 ens3 89.68 68.59 750.95 14.57 0.00 0.00 0.00 0.00 22:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 lo 746.22 746.22 710.34 710.34 0.00 0.00 0.00 0.00 22:40:01 ens3 77.72 60.89 358.98 17.84 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 367.32 367.32 349.28 349.28 0.00 0.00 0.00 0.00 Average: ens3 83.80 64.80 558.24 16.18 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-3894) 10/30/25 _x86_64_ (4 CPU) 22:18:49 LINUX RESTART (4 CPU) 22:20:21 CPU %user %nice %system %iowait %steal %idle 22:30:21 all 39.86 0.00 1.66 0.35 0.07 58.07 22:30:21 0 38.63 0.00 1.64 0.27 0.07 59.39 22:30:21 1 41.38 0.00 1.49 0.22 0.07 56.83 22:30:21 2 39.03 0.00 1.67 0.52 0.07 58.71 22:30:21 3 40.40 0.00 1.82 0.37 0.07 57.33 22:40:01 all 70.42 0.00 2.52 0.67 0.11 26.28 22:40:01 0 71.65 0.00 2.50 0.12 0.11 25.61 22:40:01 1 70.09 0.00 2.42 0.10 0.12 27.28 22:40:01 2 67.68 0.00 2.57 2.20 0.11 27.43 22:40:01 3 72.27 0.00 2.57 0.25 0.11 24.80 Average: all 54.88 0.00 2.08 0.50 0.09 42.45 Average: 0 54.86 0.00 2.07 0.20 0.09 42.79 Average: 1 55.49 0.00 1.95 0.16 0.09 42.31 Average: 2 53.10 0.00 2.11 1.35 0.09 43.35 Average: 3 56.07 0.00 2.19 0.31 0.09 41.34