---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15600 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 657 9864 4 5467 14989 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:fe:0a:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84505sec preferred_lft 84505sec inet6 fe80::f816:3eff:fefe:a1e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:ed:12:53:56:a8 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15600) 12/21/25 _x86_64_ (4 CPU) 18:21:46 LINUX RESTART (4 CPU) 18:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:03 13.06 0.01 11.01 2.04 0.60 697.97 46288.35 18:50:03 37.50 0.20 32.56 4.74 6.52 6625.11 28931.51 Average: 25.28 0.11 21.79 3.39 3.56 3661.54 37609.93 18:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:03 9456660 12978712 2980328 18.20 152260 3504360 3105188 17.82 861516 5670812 184 18:50:03 7343824 12602840 3346156 20.44 188848 5109824 3360144 19.29 1504548 7032232 336 Average: 8400242 12790776 3163242 19.32 170554 4307092 3232666 18.56 1183032 6351522 260 18:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:03 lo 55.47 55.47 13.78 13.78 0.00 0.00 0.00 0.00 18:40:03 ens3 4.62 3.74 3.64 1.20 0.00 0.00 0.00 0.00 18:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:03 lo 2181.22 2181.22 2098.40 2098.40 0.00 0.00 0.00 0.00 18:50:03 ens3 77.34 57.59 460.98 14.82 0.00 0.00 0.00 0.00 18:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1118.35 1118.35 1056.09 1056.09 0.00 0.00 0.00 0.00 Average: ens3 40.98 30.66 232.31 8.01 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15600) 12/21/25 _x86_64_ (4 CPU) 18:21:46 LINUX RESTART (4 CPU) 18:30:03 CPU %user %nice %system %iowait %steal %idle 18:40:03 all 13.38 0.00 0.72 0.51 0.08 85.32 18:40:03 0 13.64 0.00 0.66 0.04 0.08 85.58 18:40:03 1 13.63 0.00 0.81 0.62 0.09 84.85 18:40:03 2 12.46 0.00 0.69 1.33 0.09 85.43 18:40:03 3 13.77 0.00 0.69 0.04 0.09 85.41 18:50:03 all 51.25 0.00 2.57 0.11 0.08 45.99 18:50:03 0 50.73 0.00 2.30 0.07 0.08 46.83 18:50:03 1 51.40 0.00 2.34 0.10 0.08 46.09 18:50:03 2 51.97 0.00 2.62 0.10 0.08 45.23 18:50:03 3 50.91 0.00 3.02 0.17 0.08 45.81 Average: all 32.30 0.00 1.64 0.31 0.08 65.67 Average: 0 32.17 0.00 1.48 0.05 0.08 66.22 Average: 1 32.49 0.00 1.58 0.36 0.08 65.50 Average: 2 32.21 0.00 1.66 0.72 0.08 65.33 Average: 3 32.32 0.00 1.86 0.11 0.08 65.64