---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-62275 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 627 10127 4 5234 15018 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:2f:bd:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84885sec preferred_lft 84885sec inet6 fe80::f816:3eff:fe2f:bd66/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:ef:88:4f:e8:1f 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62275) 10/05/26 _x86_64_ (4 CPU) 20:07:24 LINUX RESTART (4 CPU) 20:10:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:28 20.96 0.41 6.81 13.74 50.00 1517.75 247491.75 20:30:01 17.01 0.54 15.16 1.30 21.06 2358.15 6766.40 Average: 19.04 0.48 10.86 7.70 35.95 1925.62 130659.92 20:10:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:28 8252452 11604432 4356016 26.60 120536 3383600 4635524 26.61 519440 7245340 452 20:30:01 9821568 13647796 2308908 14.10 140224 3808168 2547876 14.62 704168 5441816 13980 Average: 9037010 12626114 3332462 20.35 130380 3595884 3591700 20.62 611804 6343578 7216 20:10:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:28 lo 0.65 0.65 0.38 0.38 0.00 0.00 0.00 0.00 20:20:28 ens3 29.69 18.29 399.25 3.05 0.00 0.00 0.00 0.00 20:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 473.40 473.40 451.66 451.66 0.00 0.00 0.00 0.00 20:30:01 ens3 54.85 40.87 488.89 4.95 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 230.09 230.09 219.40 219.40 0.00 0.00 0.00 0.00 Average: ens3 41.90 29.25 442.76 3.97 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62275) 10/05/26 _x86_64_ (4 CPU) 20:07:24 LINUX RESTART (4 CPU) 20:10:21 CPU %user %nice %system %iowait %steal %idle 20:20:28 all 49.17 0.00 0.93 0.13 0.05 49.72 20:20:28 0 44.84 0.00 0.90 0.07 0.03 54.16 20:20:28 1 44.48 0.00 0.98 0.27 0.04 54.24 20:20:28 2 50.27 0.00 0.91 0.02 0.05 48.75 20:20:28 3 57.11 0.00 0.94 0.18 0.07 41.69 20:30:01 all 56.03 0.00 1.38 0.07 0.06 42.46 20:30:01 0 47.35 0.00 1.34 0.08 0.04 51.18 20:30:01 1 54.77 0.00 1.43 0.08 0.05 43.67 20:30:01 2 58.72 0.00 1.22 0.04 0.06 39.96 20:30:01 3 63.30 0.00 1.55 0.07 0.07 35.01 Average: all 52.50 0.00 1.15 0.10 0.05 46.20 Average: 0 46.06 0.00 1.12 0.08 0.04 52.71 Average: 1 49.47 0.00 1.20 0.18 0.04 49.11 Average: 2 54.37 0.00 1.06 0.03 0.05 44.49 Average: 3 60.11 0.00 1.24 0.13 0.07 38.45