---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4889 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 683 10214 4 5091 14963 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:ec:11:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84617sec preferred_lft 84617sec inet6 fe80::f816:3eff:feec:11a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:4c:5e:c5:63:0a 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-4889) 01/27/26 _x86_64_ (4 CPU) 03:38:08 LINUX RESTART (4 CPU) 03:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:50:13 17.87 2.29 14.46 1.12 698.04 3293.72 4324.68 04:00:30 21.58 0.81 18.38 2.39 26.16 3476.19 3623.32 Average: 19.73 1.55 16.43 1.76 360.28 3385.45 3972.10 03:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:13 10136156 13515068 2445068 14.93 123836 3401444 2758904 15.84 737844 5138516 27748 04:00:30 8675360 13137748 2813516 17.18 166712 4352288 2987208 17.15 996308 6234992 101812 Average: 9405758 13326408 2629292 16.06 145274 3876866 2873056 16.49 867076 5686754 64780 03:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:13 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 03:50:13 ens3 82.76 62.27 815.14 11.98 0.00 0.00 0.00 0.00 03:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:30 lo 969.33 969.33 923.21 923.21 0.00 0.00 0.00 0.00 04:00:30 ens3 84.52 60.89 356.14 19.04 0.00 0.00 0.00 0.00 04:00:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 487.66 487.66 464.15 464.15 0.00 0.00 0.00 0.00 Average: ens3 83.65 61.58 584.40 15.53 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-4889) 01/27/26 _x86_64_ (4 CPU) 03:38:08 LINUX RESTART (4 CPU) 03:40:03 CPU %user %nice %system %iowait %steal %idle 03:50:13 all 34.10 0.00 1.26 0.14 0.06 64.44 03:50:13 0 32.74 0.00 1.29 0.15 0.05 65.76 03:50:13 1 34.90 0.00 1.18 0.12 0.06 63.74 03:50:13 2 34.16 0.00 1.19 0.16 0.06 64.44 03:50:13 3 34.62 0.00 1.36 0.13 0.06 63.83 04:00:30 all 71.28 0.00 2.51 0.05 0.09 26.07 04:00:30 0 71.62 0.00 2.08 0.05 0.09 26.16 04:00:30 1 71.52 0.00 2.47 0.05 0.09 25.87 04:00:30 2 69.80 0.00 2.61 0.07 0.09 27.42 04:00:30 3 72.19 0.00 2.87 0.03 0.09 24.82 Average: all 52.78 0.00 1.89 0.10 0.07 45.16 Average: 0 52.28 0.00 1.69 0.10 0.07 45.86 Average: 1 53.30 0.00 1.83 0.09 0.07 44.71 Average: 2 52.06 0.00 1.90 0.12 0.07 45.85 Average: 3 53.50 0.00 2.12 0.08 0.08 44.22