---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2031 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 67G 15% / 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 724 9352 4 5912 14922 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:e8:d2:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84434sec preferred_lft 84434sec inet6 fe80::f816:3eff:fee8:d218/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:9f:bd:25:3e:bf 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-2031) 10/25/25 _x86_64_ (4 CPU) 15:47:25 LINUX RESTART (4 CPU) 15:50:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:13 33.07 3.19 17.40 12.47 805.23 4952.14 260334.40 16:10:08 46.19 12.04 30.29 3.86 136.03 3401.69 13499.12 Average: 39.60 7.60 23.82 8.19 471.88 4179.80 137376.61 15:50:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:13 9627456 13516260 2439268 14.90 154496 3832996 3037960 17.44 957444 5375008 19740 16:10:08 8349940 12867284 3082672 18.83 184108 4372148 3335000 19.14 1148748 6392544 19712 Average: 8988698 13191772 2760970 16.86 169302 4102572 3186480 18.29 1053096 5883776 19726 15:50:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:13 lo 447.82 447.82 426.19 426.19 0.00 0.00 0.00 0.00 16:00:13 ens3 98.72 72.59 891.33 15.06 0.00 0.00 0.00 0.00 16:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:08 lo 1658.96 1658.96 1580.27 1580.27 0.00 0.00 0.00 0.00 16:10:08 ens3 56.40 41.62 136.63 12.34 0.00 0.00 0.00 0.00 16:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1051.13 1051.13 1001.08 1001.08 0.00 0.00 0.00 0.00 Average: ens3 77.64 57.16 515.39 13.71 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-2031) 10/25/25 _x86_64_ (4 CPU) 15:47:25 LINUX RESTART (4 CPU) 15:50:14 CPU %user %nice %system %iowait %steal %idle 16:00:13 all 50.74 0.00 2.03 1.08 0.09 46.06 16:00:13 0 50.19 0.00 1.94 0.79 0.09 47.00 16:00:13 1 49.17 0.00 1.79 1.98 0.09 46.96 16:00:13 2 51.51 0.00 2.36 0.79 0.09 45.26 16:00:13 3 52.12 0.00 2.02 0.76 0.09 45.02 16:10:08 all 60.24 0.07 2.59 0.13 0.10 36.87 16:10:08 0 59.22 0.00 2.50 0.10 0.10 38.08 16:10:08 1 60.60 0.00 2.49 0.08 0.10 36.72 16:10:08 2 60.75 0.00 2.58 0.18 0.10 36.39 16:10:08 3 60.38 0.28 2.81 0.15 0.10 36.28 Average: all 55.47 0.03 2.31 0.61 0.09 41.49 Average: 0 54.68 0.00 2.22 0.45 0.09 42.56 Average: 1 54.86 0.00 2.14 1.04 0.10 41.87 Average: 2 56.11 0.00 2.47 0.49 0.09 40.84 Average: 3 56.23 0.14 2.41 0.46 0.09 40.67