---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11931 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 616 10462 4 4910 15030 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:e8:f5:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.203/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84829sec preferred_lft 84829sec inet6 fe80::f816:3eff:fee8:f5ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:7b:f6:69:73:59 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11931) 12/09/25 _x86_64_ (4 CPU) 09:55:25 LINUX RESTART (4 CPU) 10:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:16 7.47 0.62 6.35 0.50 599.45 1154.80 10003.01 10:20:05 19.88 0.56 17.62 1.70 20.41 2453.46 7967.45 Average: 13.53 0.59 11.86 1.09 316.41 1789.59 9008.03 10:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:16 9960012 13130688 2832056 17.30 113864 3222324 3119392 17.91 693964 5384196 20392 10:20:05 10781268 15440140 516612 3.16 136780 4630568 1025192 5.88 1059392 4118152 1057576 Average: 10370640 14285414 1674334 10.23 125322 3926446 2072292 11.89 876678 4751174 538984 10:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:16 lo 0.64 0.64 0.38 0.38 0.00 0.00 0.00 0.00 10:10:16 ens3 19.46 14.10 217.48 2.90 0.00 0.00 0.00 0.00 10:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:05 lo 532.78 532.78 507.48 507.48 0.00 0.00 0.00 0.00 10:20:05 ens3 41.93 34.31 476.23 5.85 0.00 0.00 0.00 0.00 10:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 260.75 260.75 248.25 248.25 0.00 0.00 0.00 0.00 Average: ens3 30.44 23.98 343.96 4.34 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-11931) 12/09/25 _x86_64_ (4 CPU) 09:55:25 LINUX RESTART (4 CPU) 10:00:01 CPU %user %nice %system %iowait %steal %idle 10:10:16 all 47.43 0.00 0.79 0.10 0.08 51.60 10:10:16 0 44.29 0.00 0.78 0.03 0.08 54.82 10:10:16 1 41.06 0.00 0.77 0.22 0.08 57.88 10:10:16 2 48.22 0.00 0.79 0.08 0.08 50.83 10:10:16 3 56.19 0.00 0.82 0.07 0.08 42.84 10:20:05 all 51.12 0.00 1.37 0.07 0.08 47.36 10:20:05 0 48.16 0.00 1.29 0.08 0.08 50.39 10:20:05 1 43.04 0.00 1.23 0.07 0.08 55.58 10:20:05 2 37.90 0.00 1.55 0.04 0.08 60.43 10:20:05 3 75.43 0.00 1.41 0.10 0.10 22.97 Average: all 49.23 0.00 1.07 0.09 0.08 49.53 Average: 0 46.18 0.00 1.03 0.05 0.08 52.65 Average: 1 42.02 0.00 0.99 0.15 0.08 56.76 Average: 2 43.16 0.00 1.16 0.06 0.08 55.53 Average: 3 65.59 0.00 1.11 0.08 0.09 33.13