---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-879 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 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 620 10392 4 4976 15026 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:cd:74:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84751sec preferred_lft 84751sec inet6 fe80::f816:3eff:fecd:744b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:63:2b:67:18:42 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-879) 10/21/25 _x86_64_ (4 CPU) 11:13:50 LINUX RESTART (4 CPU) 11:20:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:17 3.62 0.06 3.39 0.18 6.75 512.37 448.09 11:40:15 22.93 0.61 20.18 2.14 23.83 6095.94 11788.58 Average: 13.26 0.33 11.77 1.16 15.27 3299.07 6108.02 11:20:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:17 9100768 12295560 3666832 22.40 114124 3243652 3802228 21.82 678724 6246880 24 11:40:15 10651884 15388628 567428 3.47 138256 4701936 1101324 6.32 1054552 4247204 30336 Average: 9876326 13842094 2117130 12.93 126190 3972794 2451776 14.07 866638 5247042 15180 11:20:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:17 lo 0.58 0.58 0.38 0.38 0.00 0.00 0.00 0.00 11:30:17 ens3 10.12 8.44 38.74 2.25 0.00 0.00 0.00 0.00 11:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:15 lo 505.53 505.53 479.50 479.50 0.00 0.00 0.00 0.00 11:40:15 ens3 58.64 46.94 491.61 64.41 0.00 0.00 0.00 0.00 11:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 252.60 252.60 239.50 239.50 0.00 0.00 0.00 0.00 Average: ens3 34.33 27.65 264.76 33.27 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-879) 10/21/25 _x86_64_ (4 CPU) 11:13:50 LINUX RESTART (4 CPU) 11:20:17 CPU %user %nice %system %iowait %steal %idle 11:30:17 all 48.51 0.00 0.61 0.12 0.08 50.68 11:30:17 0 43.25 0.00 0.60 0.04 0.08 56.02 11:30:17 1 47.92 0.00 0.70 0.08 0.09 51.22 11:30:17 2 63.34 0.00 0.58 0.08 0.08 35.92 11:30:17 3 39.51 0.00 0.56 0.29 0.07 59.58 11:40:15 all 54.17 0.00 1.52 0.31 0.08 43.92 11:40:15 0 61.52 0.00 1.46 0.38 0.08 36.56 11:40:15 1 46.43 0.00 1.28 0.19 0.08 52.02 11:40:15 2 61.20 0.00 1.72 0.57 0.08 36.43 11:40:15 3 47.56 0.00 1.61 0.11 0.07 50.65 Average: all 51.33 0.00 1.06 0.22 0.08 47.31 Average: 0 52.37 0.00 1.03 0.21 0.08 46.31 Average: 1 47.18 0.00 0.99 0.13 0.08 51.62 Average: 2 62.27 0.00 1.15 0.32 0.08 36.17 Average: 3 43.53 0.00 1.08 0.20 0.07 55.11