---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-244 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 668 10480 4 4841 14978 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:95:53:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84883sec preferred_lft 84883sec inet6 fe80::f816:3eff:fe95:53db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:f4:99:11:c3:9b 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-244) 01/14/26 _x86_64_ (4 CPU) 13:57:47 LINUX RESTART (4 CPU) 14:00:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:17 9.05 0.57 7.88 0.59 236.02 2024.81 10003.75 14:20:25 13.30 0.53 11.88 0.89 19.30 1979.01 4381.09 Average: 11.19 0.55 9.90 0.74 126.75 2001.72 7168.75 14:00:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:17 8824752 11851828 4110740 25.11 112436 3084636 4311980 24.75 567028 6639592 968 14:20:25 9001148 12750532 3207792 19.59 131716 3748548 3295304 18.92 785236 6193400 278852 Average: 8912950 12301180 3659266 22.35 122076 3416592 3803642 21.83 676132 6416496 139910 14:00:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:17 lo 0.69 0.69 0.39 0.39 0.00 0.00 0.00 0.00 14:10:17 ens3 26.15 19.58 229.73 3.20 0.00 0.00 0.00 0.00 14:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:25 lo 309.75 309.75 294.89 294.89 0.00 0.00 0.00 0.00 14:20:25 ens3 32.61 25.52 403.24 3.42 0.00 0.00 0.00 0.00 14:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 156.52 156.52 148.88 148.88 0.00 0.00 0.00 0.00 Average: ens3 29.41 22.58 317.22 3.31 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-244) 01/14/26 _x86_64_ (4 CPU) 13:57:47 LINUX RESTART (4 CPU) 14:00:18 CPU %user %nice %system %iowait %steal %idle 14:10:17 all 49.72 0.00 0.90 0.05 0.08 49.24 14:10:17 0 54.62 0.00 0.82 0.10 0.09 44.38 14:10:17 1 49.45 0.00 0.89 0.05 0.08 49.52 14:10:17 2 43.16 0.00 0.68 0.02 0.09 56.06 14:10:17 3 51.64 0.00 1.22 0.04 0.08 47.03 14:20:25 all 50.08 0.00 1.03 0.04 0.08 48.76 14:20:25 0 34.47 0.00 0.75 0.05 0.09 64.65 14:20:25 1 62.40 0.00 1.12 0.06 0.09 36.34 14:20:25 2 63.24 0.00 1.16 0.02 0.08 35.51 14:20:25 3 40.26 0.00 1.10 0.05 0.08 58.51 Average: all 49.90 0.00 0.97 0.05 0.08 49.00 Average: 0 44.46 0.00 0.78 0.07 0.09 54.60 Average: 1 55.98 0.00 1.01 0.05 0.08 42.87 Average: 2 53.29 0.00 0.92 0.02 0.08 45.70 Average: 3 45.91 0.00 1.16 0.04 0.08 52.82