---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5097 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 608 10552 4 4828 15037 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:af:a7:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84792sec preferred_lft 84792sec inet6 fe80::f816:3eff:feaf:a7f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:b4:44:3e:d8:b4 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-5097) 01/27/26 _x86_64_ (4 CPU) 21:37:28 LINUX RESTART (4 CPU) 21:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:08 10.75 2.05 8.30 0.40 520.63 2365.87 373.13 22:00:01 6.06 0.39 5.41 0.25 11.93 667.07 84.06 Average: 8.42 1.23 6.86 0.33 267.73 1521.30 229.42 21:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:08 9014156 12027092 3936308 24.04 110352 3074016 4067060 23.34 614680 6414420 904 22:00:01 9309328 13000680 2959212 18.07 127464 3697604 3061880 17.58 705560 5977272 494300 Average: 9161742 12513886 3447760 21.06 118908 3385810 3564470 20.46 660120 6195846 247602 21:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:08 lo 0.67 0.67 0.38 0.38 0.00 0.00 0.00 0.00 21:50:08 ens3 35.27 28.47 322.97 4.32 0.00 0.00 0.00 0.00 21:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 110.74 110.74 105.21 105.21 0.00 0.00 0.00 0.00 22:00:01 ens3 39.12 26.52 413.35 3.31 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 55.39 55.39 52.50 52.50 0.00 0.00 0.00 0.00 Average: ens3 37.18 27.50 367.90 3.81 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-5097) 01/27/26 _x86_64_ (4 CPU) 21:37:28 LINUX RESTART (4 CPU) 21:40:08 CPU %user %nice %system %iowait %steal %idle 21:50:08 all 51.35 0.00 0.91 0.08 0.08 47.59 21:50:08 0 51.57 0.00 0.86 0.05 0.08 47.44 21:50:08 1 50.60 0.00 0.88 0.05 0.08 48.39 21:50:08 2 48.35 0.00 0.94 0.08 0.08 50.56 21:50:08 3 54.88 0.00 0.97 0.12 0.08 43.96 22:00:01 all 47.93 0.00 0.72 0.03 0.08 51.25 22:00:01 0 62.53 0.00 0.67 0.03 0.08 36.69 22:00:01 1 46.40 0.00 0.85 0.03 0.09 52.62 22:00:01 2 42.85 0.00 0.72 0.02 0.06 56.34 22:00:01 3 39.94 0.00 0.64 0.03 0.08 59.31 Average: all 49.64 0.00 0.81 0.05 0.08 49.41 Average: 0 57.02 0.00 0.76 0.04 0.08 42.10 Average: 1 48.51 0.00 0.87 0.04 0.08 50.49 Average: 2 45.61 0.00 0.83 0.05 0.07 53.44 Average: 3 47.44 0.00 0.80 0.08 0.08 51.60