---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1740 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 617 10494 4 4876 15029 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:0c:50:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.88/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84747sec preferred_lft 84747sec inet6 fe80::f816:3eff:fe0c:50f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:36:a9:a6:ca:5b 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-1740) 10/24/25 _x86_64_ (4 CPU) 09:57:27 LINUX RESTART (4 CPU) 10:00:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:19 20.89 2.14 7.61 11.13 651.16 2436.68 251578.23 10:20:01 4.12 0.33 3.61 0.17 11.08 520.92 351.03 Average: 12.63 1.25 5.64 5.74 336.00 1493.43 127882.40 10:00:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:19 8892356 11996460 3966892 24.23 112696 3160036 4146584 23.80 674524 6451992 568 10:20:01 10061800 13620696 2340456 14.29 125368 3573908 2815652 16.16 724468 5193876 299520 Average: 9477078 12808578 3153674 19.26 119032 3366972 3481118 19.98 699496 5822934 150044 10:00:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:19 lo 0.66 0.66 0.39 0.39 0.00 0.00 0.00 0.00 10:10:19 ens3 30.64 25.41 292.38 4.17 0.00 0.00 0.00 0.00 10:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 23.38 23.38 21.84 21.84 0.00 0.00 0.00 0.00 10:20:01 ens3 31.41 23.12 390.01 3.22 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 11.84 11.84 10.95 10.95 0.00 0.00 0.00 0.00 Average: ens3 31.02 24.29 340.45 3.70 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-1740) 10/24/25 _x86_64_ (4 CPU) 09:57:27 LINUX RESTART (4 CPU) 10:00:19 CPU %user %nice %system %iowait %steal %idle 10:10:19 all 53.92 0.00 1.01 0.18 0.08 44.81 10:10:19 0 51.98 0.00 0.88 0.18 0.08 46.89 10:10:19 1 54.88 0.00 1.02 0.28 0.08 43.74 10:10:19 2 57.58 0.00 1.14 0.10 0.09 41.10 10:10:19 3 51.24 0.00 1.02 0.16 0.08 47.51 10:20:01 all 47.89 0.00 0.65 0.02 0.07 51.36 10:20:01 0 66.85 0.00 0.71 0.02 0.08 32.33 10:20:01 1 36.99 0.00 0.68 0.04 0.07 62.23 10:20:01 2 53.28 0.00 0.63 0.02 0.07 46.00 10:20:01 3 34.45 0.00 0.59 0.00 0.06 64.90 Average: all 50.95 0.00 0.84 0.10 0.08 48.04 Average: 0 59.30 0.00 0.79 0.10 0.08 39.72 Average: 1 46.07 0.00 0.85 0.16 0.08 52.84 Average: 2 55.46 0.00 0.89 0.06 0.08 43.51 Average: 3 42.96 0.00 0.81 0.08 0.07 56.08