---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6091 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 12G 67G 15% / 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 716 9616 4 5656 14929 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:9d:a8:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.169/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84337sec preferred_lft 84337sec inet6 fe80::f816:3eff:fe9d:a853/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:80:7b:ed:91:56 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-6091) 09/08/26 _x86_64_ (4 CPU) 17:40:26 LINUX RESTART (4 CPU) 17:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:01 36.04 0.41 29.98 5.65 13.91 3608.17 8180.45 18:10:04 41.85 0.00 33.74 8.11 0.00 2534.15 6416.11 Average: 38.96 0.21 31.87 6.89 6.93 3069.05 7294.82 17:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:01 8953024 13145432 2806476 17.14 183564 4075584 3121072 17.91 744492 6222464 123576 18:10:04 8738876 13237212 2710888 16.56 211832 4314360 3259328 18.71 835124 6300828 32108 Average: 8845950 13191322 2758682 16.85 197698 4194972 3190200 18.31 789808 6261646 77842 17:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:01 lo 3120.44 3120.44 2976.03 2976.03 0.00 0.00 0.00 0.00 18:00:01 ens3 52.27 47.16 315.31 12.11 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:04 lo 5143.40 5143.40 4905.73 4905.73 0.00 0.00 0.00 0.00 18:10:04 ens3 24.56 24.68 9.69 8.98 0.00 0.00 0.00 0.00 18:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4135.89 4135.89 3944.67 3944.67 0.00 0.00 0.00 0.00 Average: ens3 38.36 35.88 161.90 10.54 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-6091) 09/08/26 _x86_64_ (4 CPU) 17:40:26 LINUX RESTART (4 CPU) 17:50:01 CPU %user %nice %system %iowait %steal %idle 18:00:01 all 60.69 0.00 3.51 0.09 0.04 35.68 18:00:01 0 61.15 0.00 3.33 0.09 0.04 35.40 18:00:01 1 61.29 0.00 3.63 0.11 0.04 34.93 18:00:01 2 59.73 0.00 3.52 0.08 0.04 36.63 18:00:01 3 60.58 0.00 3.54 0.08 0.04 35.75 18:10:04 all 55.54 0.00 3.99 0.10 0.02 40.35 18:10:04 0 54.42 0.00 3.93 0.09 0.02 41.53 18:10:04 1 55.70 0.00 3.76 0.13 0.02 40.39 18:10:04 2 56.43 0.00 4.03 0.07 0.02 39.44 18:10:04 3 55.62 0.00 4.23 0.08 0.02 40.04 Average: all 58.10 0.00 3.75 0.09 0.03 38.02 Average: 0 57.77 0.00 3.63 0.09 0.03 38.48 Average: 1 58.48 0.00 3.70 0.12 0.03 37.67 Average: 2 58.08 0.00 3.78 0.08 0.03 38.04 Average: 3 58.09 0.00 3.89 0.08 0.03 37.90