---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8218 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 636 10346 4 5006 15009 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:d6:69:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85021sec preferred_lft 85021sec inet6 fe80::f816:3eff:fed6:69c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:5a:69:12:29:b8 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-8218) 09/14/26 _x86_64_ (4 CPU) 17:09:29 LINUX RESTART (4 CPU) 17:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:01 38.11 5.30 31.98 0.83 490.20 5077.04 1502.45 17:30:01 16.57 0.51 14.78 1.29 19.74 2327.56 9502.89 Average: 27.34 2.91 23.38 1.06 255.07 3702.86 5501.04 17:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:01 9718108 12820220 3142248 19.19 113528 3147424 3404252 19.54 491224 5812172 632 17:30:01 9707144 13417668 2540460 15.52 134052 3700264 2771792 15.91 691976 5593716 99676 Average: 9712626 13118944 2841354 17.35 123790 3423844 3088022 17.73 591600 5702944 50154 17:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:01 lo 1.11 1.11 0.38 0.38 0.00 0.00 0.00 0.00 17:20:01 ens3 118.76 94.78 934.06 14.70 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 489.32 489.32 466.24 466.24 0.00 0.00 0.00 0.00 17:30:01 ens3 51.21 42.32 478.99 4.91 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 245.11 245.11 233.21 233.21 0.00 0.00 0.00 0.00 Average: ens3 85.00 68.56 706.62 9.81 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-8218) 09/14/26 _x86_64_ (4 CPU) 17:09:29 LINUX RESTART (4 CPU) 17:10:00 CPU %user %nice %system %iowait %steal %idle 17:20:01 all 48.94 0.00 1.36 0.33 0.03 49.34 17:20:01 0 48.81 0.00 1.49 0.40 0.02 49.27 17:20:01 1 49.53 0.00 1.29 0.33 0.03 48.83 17:20:01 2 56.23 0.00 1.44 0.47 0.05 41.80 17:20:01 3 41.23 0.00 1.21 0.11 0.02 57.43 17:30:01 all 54.73 0.00 1.40 0.06 0.03 43.77 17:30:01 0 44.05 0.00 1.32 0.05 0.03 54.55 17:30:01 1 44.04 0.00 1.72 0.10 0.02 54.12 17:30:01 2 68.88 0.00 1.24 0.06 0.05 29.78 17:30:01 3 62.04 0.00 1.32 0.04 0.04 36.56 Average: all 51.83 0.00 1.38 0.20 0.03 46.56 Average: 0 46.42 0.00 1.41 0.22 0.02 51.92 Average: 1 46.78 0.00 1.50 0.22 0.03 51.47 Average: 2 62.56 0.00 1.34 0.26 0.05 35.79 Average: 3 51.60 0.00 1.26 0.08 0.03 47.03