---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5499 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 698 10566 4 4724 14948 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:3f:6a:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84144sec preferred_lft 84144sec inet6 fe80::f816:3eff:fe3f:6aff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:e3:61:aa:42:59 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-5499) 01/28/26 _x86_64_ (4 CPU) 21:11:59 LINUX RESTART (4 CPU) 21:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:03 22.45 1.89 7.16 13.40 125.76 1522.74 242405.75 21:40:06 11.50 0.52 9.95 1.03 16.87 2440.08 564.17 Average: 16.95 1.20 8.56 7.19 71.07 1983.43 120950.89 21:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:03 11469184 14352832 1609992 9.83 115644 2931032 2017644 11.58 513500 4049292 26888 21:40:06 9265184 12928492 3026584 18.49 151784 3598196 3182900 18.27 714792 5969704 82888 Average: 10367184 13640662 2318288 14.16 133714 3264614 2600272 14.93 614146 5009498 54888 21:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:03 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 21:30:03 ens3 51.44 41.28 477.33 8.55 0.00 0.00 0.00 0.00 21:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:06 lo 1.41 1.41 0.15 0.15 0.00 0.00 0.00 0.00 21:40:06 ens3 64.53 52.18 195.73 16.82 0.00 0.00 0.00 0.00 21:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 58.01 46.75 335.91 12.71 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-5499) 01/28/26 _x86_64_ (4 CPU) 21:11:59 LINUX RESTART (4 CPU) 21:20:06 CPU %user %nice %system %iowait %steal %idle 21:30:03 all 24.82 0.00 0.80 0.05 0.05 74.28 21:30:03 0 24.43 0.00 0.70 0.10 0.06 74.72 21:30:03 1 25.30 0.00 0.94 0.03 0.06 73.68 21:30:03 2 24.36 0.00 0.84 0.05 0.04 74.71 21:30:03 3 25.18 0.00 0.73 0.02 0.04 74.03 21:40:06 all 73.31 0.00 2.25 0.04 0.10 24.30 21:40:06 0 75.37 0.00 2.31 0.02 0.10 22.20 21:40:06 1 73.76 0.00 2.39 0.03 0.09 23.73 21:40:06 2 70.94 0.00 1.97 0.05 0.10 26.94 21:40:06 3 73.18 0.00 2.35 0.04 0.11 24.33 Average: all 49.15 0.00 1.53 0.04 0.08 49.20 Average: 0 49.99 0.00 1.51 0.06 0.08 48.36 Average: 1 49.63 0.00 1.67 0.03 0.08 48.60 Average: 2 47.73 0.00 1.41 0.05 0.07 50.74 Average: 3 49.25 0.00 1.54 0.03 0.07 49.11