---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-61362 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 636 10021 4 5331 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:20:8f:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84609sec preferred_lft 84609sec inet6 fe80::f816:3eff:fe20:8f68/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:54:45:84:24:45 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-61362) 10/02/26 _x86_64_ (4 CPU) 13:55:44 LINUX RESTART (4 CPU) 14:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:25 38.06 11.79 22.87 3.41 161.29 3457.34 20906.10 14:20:25 33.27 0.02 29.93 3.32 0.41 4459.13 12478.05 Average: 35.71 6.00 26.34 3.37 82.22 3949.71 16763.81 14:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:25 7802996 11865688 4088256 24.97 151220 3999192 4048364 23.24 769776 7372604 2328 14:20:25 7112496 12208400 3740516 22.85 172288 4963924 3643724 20.91 1057760 7710288 2348 Average: 7457746 12037044 3914386 23.91 161754 4481558 3846044 22.08 913768 7541446 2338 14:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:25 lo 1392.00 1392.00 1321.69 1321.69 0.00 0.00 0.00 0.00 14:10:25 ens3 84.39 53.18 386.72 14.03 0.00 0.00 0.00 0.00 14:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:25 lo 1479.86 1479.86 1411.63 1411.63 0.00 0.00 0.00 0.00 14:20:25 ens3 39.07 31.36 30.59 12.35 0.00 0.00 0.00 0.00 14:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1435.18 1435.18 1365.89 1365.89 0.00 0.00 0.00 0.00 Average: ens3 62.12 42.46 211.69 13.21 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-61362) 10/02/26 _x86_64_ (4 CPU) 13:55:44 LINUX RESTART (4 CPU) 14:00:04 CPU %user %nice %system %iowait %steal %idle 14:10:25 all 67.04 0.07 2.70 0.13 0.03 30.03 14:10:25 0 67.04 0.12 2.77 0.15 0.03 29.90 14:10:25 1 66.61 0.04 2.91 0.15 0.04 30.25 14:10:25 2 67.87 0.06 2.34 0.12 0.03 29.58 14:10:25 3 66.64 0.04 2.79 0.10 0.04 30.39 14:20:25 all 61.19 0.00 2.93 0.13 0.03 35.72 14:20:25 0 61.06 0.00 3.00 0.16 0.03 35.75 14:20:25 1 62.25 0.00 3.11 0.07 0.05 34.53 14:20:25 2 61.56 0.00 2.92 0.15 0.03 35.34 14:20:25 3 59.89 0.00 2.69 0.15 0.03 37.24 Average: all 64.16 0.03 2.81 0.13 0.03 32.82 Average: 0 64.10 0.06 2.88 0.15 0.03 32.78 Average: 1 64.47 0.02 3.01 0.11 0.04 32.35 Average: 2 64.77 0.03 2.62 0.13 0.03 32.42 Average: 3 63.33 0.02 2.74 0.12 0.03 33.76