---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2458 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 682 10473 4 4832 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:b1:8e:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84706sec preferred_lft 84706sec inet6 fe80::f816:3eff:feb1:8e8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:32:f7:69:19:c5 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-2458) 01/20/26 _x86_64_ (4 CPU) 21:35:58 LINUX RESTART (4 CPU) 21:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:01 15.18 2.27 11.69 1.21 340.02 3025.46 22127.87 22:00:01 28.88 0.93 23.72 4.23 30.22 4526.61 2561.33 Average: 22.03 1.60 17.71 2.72 184.97 3776.78 12334.89 21:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:01 10412112 13734488 2225004 13.59 130600 3324756 2460784 14.12 638220 4942408 42144 22:00:01 10813604 15401064 549868 3.36 169324 4456612 1089136 6.25 984164 4075828 76288 Average: 10612858 14567776 1387436 8.47 149962 3890684 1774960 10.19 811192 4509118 59216 21:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:01 lo 1.21 1.21 0.12 0.12 0.00 0.00 0.00 0.00 21:50:01 ens3 99.84 75.38 668.42 17.55 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 1511.94 1511.94 1439.81 1439.81 0.00 0.00 0.00 0.00 22:00:01 ens3 85.89 68.99 424.83 22.56 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 757.32 757.32 720.68 720.68 0.00 0.00 0.00 0.00 Average: ens3 92.86 72.19 546.50 20.06 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-2458) 01/20/26 _x86_64_ (4 CPU) 21:35:58 LINUX RESTART (4 CPU) 21:40:02 CPU %user %nice %system %iowait %steal %idle 21:50:01 all 60.13 0.00 1.98 0.16 0.10 37.64 21:50:01 0 59.85 0.00 2.08 0.27 0.10 37.71 21:50:01 1 59.86 0.00 1.97 0.09 0.10 37.98 21:50:01 2 60.22 0.00 2.00 0.17 0.09 37.52 21:50:01 3 60.58 0.00 1.88 0.11 0.10 37.33 22:00:01 all 67.39 0.00 2.69 0.17 0.11 29.64 22:00:01 0 68.84 0.00 2.86 0.13 0.11 28.06 22:00:01 1 65.83 0.00 2.25 0.12 0.11 31.68 22:00:01 2 67.74 0.00 2.78 0.12 0.11 29.24 22:00:01 3 67.15 0.00 2.86 0.29 0.11 29.59 Average: all 63.76 0.00 2.34 0.16 0.10 33.64 Average: 0 64.35 0.00 2.47 0.20 0.10 32.88 Average: 1 62.84 0.00 2.11 0.11 0.11 34.83 Average: 2 63.98 0.00 2.39 0.14 0.10 33.38 Average: 3 63.86 0.00 2.37 0.20 0.10 33.46