---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6133 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 66G 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 677 9253 4 6057 14968 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:15:8b:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84208sec preferred_lft 84208sec inet6 fe80::f816:3eff:fe15:8ba7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:75:83:86:92:d5 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-6133) 09/09/26 _x86_64_ (4 CPU) 00:00:30 LINUX RESTART (4 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 10.36 0.01 8.61 1.74 0.28 589.16 26295.53 00:30:03 49.79 0.17 31.71 17.91 5.72 8254.20 263799.11 Average: 30.10 0.09 20.17 9.83 3.00 4426.27 145189.63 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 9709872 13300924 2657200 16.23 130420 3575304 2998116 17.21 679852 5589664 2316 00:30:03 6740652 12599784 3345600 20.43 171668 5691208 3448480 19.79 1579564 7505916 10632 Average: 8225262 12950354 3001400 18.33 151044 4633256 3223298 18.50 1129708 6547790 6474 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 54.74 54.74 13.48 13.48 0.00 0.00 0.00 0.00 00:20:01 ens3 2.95 2.84 3.72 1.10 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:03 lo 2398.87 2398.87 2309.09 2309.09 0.00 0.00 0.00 0.00 00:30:03 ens3 66.39 55.91 502.55 15.64 0.00 0.00 0.00 0.00 00:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1228.21 1228.21 1162.66 1162.66 0.00 0.00 0.00 0.00 Average: ens3 34.71 29.41 253.43 8.38 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-6133) 09/09/26 _x86_64_ (4 CPU) 00:00:30 LINUX RESTART (4 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 13.11 0.00 0.93 0.07 0.02 85.87 00:20:01 0 13.10 0.00 1.01 0.05 0.02 85.83 00:20:01 1 12.44 0.00 0.87 0.10 0.02 86.58 00:20:01 2 13.53 0.00 0.93 0.04 0.02 85.49 00:20:01 3 13.38 0.00 0.91 0.10 0.02 85.59 00:30:03 all 48.49 0.00 2.88 0.22 0.03 48.38 00:30:03 0 49.41 0.00 2.75 0.08 0.02 47.74 00:30:03 1 47.30 0.00 2.73 0.17 0.03 49.77 00:30:03 2 48.35 0.00 3.17 0.29 0.03 48.17 00:30:03 3 48.91 0.00 2.87 0.35 0.02 47.85 Average: all 30.81 0.00 1.90 0.15 0.02 67.11 Average: 0 31.26 0.00 1.88 0.07 0.02 66.77 Average: 1 29.89 0.00 1.80 0.13 0.02 68.15 Average: 2 30.96 0.00 2.05 0.16 0.02 66.81 Average: 3 31.15 0.00 1.89 0.22 0.02 66.72