---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13308 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 9.7G 68G 13% / 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 611 11148 4 4229 15035 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:4f:8b:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85087sec preferred_lft 85087sec inet6 fe80::f816:3eff:fe4f:8b07/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:3c:37:8b:aa:08 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-13308) 11/25/25 _x86_64_ (4 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:12 50.57 10.02 38.78 1.76 1792.82 9338.05 14125.75 00:20:00 13.69 0.73 11.36 1.60 23.52 2449.25 5699.11 Average: 32.51 5.47 25.35 1.68 926.52 5965.08 9999.81 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:12 10572928 14030460 1929412 11.78 130940 3456260 2253772 12.94 744312 4668848 29664 00:20:00 9254056 13339604 2615036 15.97 156604 4009900 2818980 16.18 912512 5740540 116 Average: 9913492 13685032 2272224 13.88 143772 3733080 2536376 14.56 828412 5204694 14890 00:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:12 lo 1.43 1.43 0.16 0.16 0.00 0.00 0.00 0.00 00:10:12 ens3 120.39 95.04 874.59 20.45 0.00 0.00 0.00 0.00 00:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:00 lo 909.31 909.31 866.04 866.04 0.00 0.00 0.00 0.00 00:20:00 ens3 37.93 30.32 297.95 6.40 0.00 0.00 0.00 0.00 00:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 445.96 445.96 424.12 424.12 0.00 0.00 0.00 0.00 Average: ens3 80.02 63.35 592.25 13.57 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-13308) 11/25/25 _x86_64_ (4 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:12 all 65.91 0.00 2.41 0.72 0.09 30.86 00:10:12 0 64.81 0.00 2.46 1.32 0.10 31.31 00:10:12 1 65.65 0.00 2.30 0.40 0.09 31.56 00:10:12 2 68.26 0.00 2.30 0.36 0.10 28.99 00:10:12 3 64.92 0.00 2.58 0.80 0.09 31.60 00:20:00 all 39.45 0.00 1.45 0.13 0.07 58.90 00:20:00 0 38.00 0.00 1.29 0.06 0.07 60.57 00:20:00 1 39.15 0.00 1.29 0.07 0.07 59.42 00:20:00 2 39.66 0.00 1.48 0.26 0.07 58.52 00:20:00 3 40.99 0.00 1.74 0.12 0.05 57.09 Average: all 52.95 0.00 1.94 0.43 0.08 44.60 Average: 0 51.68 0.00 1.89 0.71 0.08 45.65 Average: 1 52.67 0.00 1.81 0.23 0.08 45.21 Average: 2 54.26 0.00 1.90 0.31 0.08 43.45 Average: 3 53.19 0.00 2.17 0.46 0.07 44.10