---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2649 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 66G 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 661 9097 4 6230 14985 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:26:56:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84658sec preferred_lft 84658sec inet6 fe80::f816:3eff:fe26:5689/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:9f:ef:75:06:1d 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-2649) 10/11/25 _x86_64_ (4 CPU) 02:35:03 LINUX RESTART (4 CPU) 02:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:16 29.60 0.64 15.54 13.42 647.23 1824.98 297601.68 03:00:10 26.70 0.19 22.87 3.65 4.73 2928.24 26746.24 Average: 28.17 0.42 19.15 8.60 330.72 2368.46 164174.59 02:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:16 9370540 13132592 2824244 17.25 127740 3759232 3184220 18.28 940804 5668860 876 03:00:10 7255960 12900140 3048044 18.62 153244 5538148 3092960 17.75 1667980 6968188 1199480 Average: 8313250 13016366 2936144 17.93 140492 4648690 3138590 18.02 1304392 6318524 600178 02:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:16 lo 41.86 41.86 9.90 9.90 0.00 0.00 0.00 0.00 02:50:16 ens3 24.46 16.37 222.64 3.59 0.00 0.00 0.00 0.00 02:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:10 lo 1570.24 1570.24 1480.21 1480.21 0.00 0.00 0.00 0.00 03:00:10 ens3 65.09 47.16 329.03 12.21 0.00 0.00 0.00 0.00 03:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 794.76 794.76 734.19 734.19 0.00 0.00 0.00 0.00 Average: ens3 44.48 31.54 275.05 7.84 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-2649) 10/11/25 _x86_64_ (4 CPU) 02:35:03 LINUX RESTART (4 CPU) 02:40:04 CPU %user %nice %system %iowait %steal %idle 02:50:16 all 25.70 0.00 1.31 0.60 0.10 72.30 02:50:16 0 25.06 0.00 1.26 0.58 0.10 72.99 02:50:16 1 26.64 0.00 1.41 0.38 0.09 71.48 02:50:16 2 26.33 0.00 1.19 0.56 0.10 71.83 02:50:16 3 24.76 0.00 1.40 0.86 0.10 72.89 03:00:10 all 44.21 0.00 2.25 0.34 0.16 53.05 03:00:10 0 45.15 0.00 2.14 0.28 0.27 52.17 03:00:10 1 41.91 0.00 2.13 0.29 0.12 55.55 03:00:10 2 47.34 0.00 2.46 0.10 0.12 49.98 03:00:10 3 42.43 0.00 2.26 0.68 0.13 54.51 Average: all 34.81 0.00 1.77 0.47 0.13 62.82 Average: 0 34.95 0.00 1.69 0.43 0.18 62.75 Average: 1 34.16 0.00 1.77 0.33 0.11 63.64 Average: 2 36.68 0.00 1.81 0.34 0.11 61.06 Average: 3 33.46 0.00 1.82 0.77 0.11 63.84