---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5887 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 67G 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 710 10167 4 5111 14936 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:63:90:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84474sec preferred_lft 84474sec inet6 fe80::f816:3eff:fe63:90e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:94:66:1e:52:ee 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-5887) 01/30/26 _x86_64_ (4 CPU) 02:27:11 LINUX RESTART (4 CPU) 02:30:33 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:03 15.42 2.45 11.84 1.14 746.83 3037.83 26085.94 02:50:26 21.54 0.80 18.35 2.39 26.11 3459.92 1704.76 Average: 18.62 1.59 15.23 1.79 370.67 3258.12 13361.05 02:30:33 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:03 10625304 14034060 1926164 11.76 125508 3427876 2282208 13.10 743992 4646332 30876 02:50:26 8895304 13292740 2658364 16.24 168092 4286696 2740792 15.73 995176 6009244 12416 Average: 9760304 13663400 2292264 14.00 146800 3857286 2511500 14.42 869584 5327788 21646 02:30:33 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:03 lo 0.83 0.83 0.09 0.09 0.00 0.00 0.00 0.00 02:40:03 ens3 88.52 66.77 871.64 13.67 0.00 0.00 0.00 0.00 02:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:26 lo 987.27 987.27 940.19 940.19 0.00 0.00 0.00 0.00 02:50:26 ens3 73.80 56.36 351.07 17.52 0.00 0.00 0.00 0.00 02:50:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 515.67 515.67 490.74 490.74 0.00 0.00 0.00 0.00 Average: ens3 80.84 61.34 599.95 15.68 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-5887) 01/30/26 _x86_64_ (4 CPU) 02:27:11 LINUX RESTART (4 CPU) 02:30:33 CPU %user %nice %system %iowait %steal %idle 02:40:03 all 39.69 0.00 1.51 0.25 0.08 58.47 02:40:03 0 40.49 0.00 1.52 0.27 0.07 57.65 02:40:03 1 41.85 0.00 1.47 0.37 0.08 56.23 02:40:03 2 38.48 0.00 1.59 0.25 0.08 59.61 02:40:03 3 37.93 0.00 1.48 0.13 0.07 60.39 02:50:26 all 70.38 0.00 2.65 0.06 0.12 26.78 02:50:26 0 70.14 0.00 2.81 0.06 0.12 26.86 02:50:26 1 71.04 0.00 2.74 0.09 0.12 26.00 02:50:26 2 70.22 0.00 2.63 0.06 0.12 26.97 02:50:26 3 70.11 0.00 2.42 0.05 0.12 27.30 Average: all 55.69 0.00 2.11 0.16 0.10 41.94 Average: 0 55.95 0.00 2.19 0.16 0.10 41.59 Average: 1 57.06 0.00 2.13 0.22 0.10 40.47 Average: 2 55.04 0.00 2.13 0.15 0.10 42.58 Average: 3 54.72 0.00 1.97 0.09 0.10 43.13