---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-65795 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: 5600.00 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 630 10334 4 5023 15015 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:b2:65:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.192/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84966sec preferred_lft 84966sec inet6 fe80::f816:3eff:feb2:65d4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:c0:a7:b1:c3:63 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-65795) 10/19/26 _x86_64_ (4 CPU) 17:09:22 LINUX RESTART (4 CPU) 17:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:01 32.68 3.96 27.91 0.81 250.96 4531.81 636.71 17:30:03 13.55 0.53 12.23 0.80 20.34 2013.53 2587.21 Average: 23.08 2.24 20.03 0.81 135.16 3267.34 1616.09 17:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:01 9399680 12522036 3440440 21.01 115336 3165152 3740724 21.47 483436 6136084 700 17:30:03 9085760 12985884 2971844 18.15 134728 3881184 3153140 18.10 700912 6195036 274016 Average: 9242720 12753960 3206142 19.58 125032 3523168 3446932 19.79 592174 6165560 137358 17:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 17:20:01 ens3 112.46 89.53 904.57 11.20 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 17:30:03 lo 328.97 328.97 313.81 313.81 0.00 0.00 0.00 0.00 17:30:03 ens3 51.10 37.17 477.15 4.47 0.00 0.00 0.00 0.00 17:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 165.59 165.59 157.61 157.61 0.00 0.00 0.00 0.00 Average: ens3 81.65 63.24 689.96 7.82 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-65795) 10/19/26 _x86_64_ (4 CPU) 17:09:22 LINUX RESTART (4 CPU) 17:10:03 CPU %user %nice %system %iowait %steal %idle 17:20:01 all 48.84 0.00 1.46 0.33 0.04 49.34 17:20:01 0 48.35 0.00 1.58 0.40 0.04 49.63 17:20:01 1 50.19 0.00 1.34 0.40 0.04 48.04 17:20:01 2 46.92 0.00 1.74 0.39 0.04 50.91 17:20:01 3 49.89 0.00 1.17 0.11 0.04 48.79 17:30:03 all 52.15 0.00 1.22 0.06 0.04 46.52 17:30:03 0 40.88 0.00 1.36 0.07 0.03 57.65 17:30:03 1 55.73 0.00 1.28 0.07 0.05 42.88 17:30:03 2 50.99 0.00 1.17 0.06 0.03 47.74 17:30:03 3 61.04 0.00 1.06 0.06 0.05 37.79 Average: all 50.50 0.00 1.34 0.19 0.04 47.93 Average: 0 44.60 0.00 1.47 0.23 0.03 53.67 Average: 1 52.97 0.00 1.31 0.23 0.05 45.45 Average: 2 48.96 0.00 1.46 0.23 0.04 49.32 Average: 3 55.49 0.00 1.12 0.09 0.04 43.27