---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-908 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 648 10207 4 5132 14997 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:46:f4:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84793sec preferred_lft 84793sec inet6 fe80::f816:3eff:fe46:f481/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:a4:8e:31:f2:46 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-908) 10/21/25 _x86_64_ (4 CPU) 12:59:21 LINUX RESTART (4 CPU) 13:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 22.19 3.49 17.29 1.42 826.30 4565.36 21379.82 13:20:08 3.15 0.04 3.03 0.08 3.32 341.73 10.47 Average: 12.55 1.74 10.07 0.74 409.49 2426.22 10556.93 13:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 10160252 13479504 2482336 15.16 113620 3371808 2750240 15.79 749372 5124724 29000 13:20:08 9699920 13083836 2877404 17.57 116508 3427276 3087084 17.72 769300 5551064 1080 Average: 9930086 13281670 2679870 16.37 115064 3399542 2918662 16.75 759336 5337894 15040 13:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 13:10:01 ens3 69.33 54.27 908.94 8.25 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:08 lo 0.52 0.52 0.36 0.36 0.00 0.00 0.00 0.00 13:20:08 ens3 3.41 2.73 1.85 0.69 0.00 0.00 0.00 0.00 13:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.54 0.54 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 35.94 28.17 449.53 4.42 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-908) 10/21/25 _x86_64_ (4 CPU) 12:59:21 LINUX RESTART (4 CPU) 13:00:09 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 52.78 0.00 1.37 0.42 0.10 45.32 13:10:01 0 46.96 0.00 1.42 0.59 0.10 50.93 13:10:01 1 53.31 0.00 1.31 0.22 0.11 45.06 13:10:01 2 59.65 0.00 1.49 0.36 0.11 38.39 13:10:01 3 51.21 0.00 1.27 0.52 0.10 46.90 13:20:08 all 44.03 0.00 0.39 0.01 0.08 55.49 13:20:08 0 43.18 0.00 0.43 0.00 0.08 56.31 13:20:08 1 66.75 0.00 0.40 0.00 0.10 32.75 13:20:08 2 31.01 0.00 0.36 0.02 0.07 68.53 13:20:08 3 35.17 0.00 0.37 0.02 0.07 64.36 Average: all 48.35 0.00 0.88 0.21 0.09 50.47 Average: 0 45.04 0.00 0.92 0.29 0.09 53.66 Average: 1 60.12 0.00 0.85 0.11 0.10 38.82 Average: 2 45.14 0.00 0.92 0.19 0.09 53.66 Average: 3 43.09 0.00 0.82 0.27 0.09 55.74