---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3086 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 911 19752 4 11428 30712 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:bd:97:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.252/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84568sec preferred_lft 84568sec inet6 fe80::f816:3eff:febd:97fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:34:c7:4a:57:86 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-8c-8g-3086) 09/18/26 _x86_64_ (8 CPU) 15:12:18 LINUX RESTART (8 CPU) 15:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:07 18.77 0.72 16.93 1.12 18.31 4625.27 701.63 15:40:10 10.86 0.04 9.63 1.19 5.63 2982.75 1301.23 Average: 14.82 0.38 13.28 1.16 11.98 3805.53 1000.87 15:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:07 15798132 24758188 7486824 22.78 464344 8034360 10530184 31.05 1486944 14358692 2708 15:40:10 18163252 27960048 4281716 13.03 471176 8829884 8465952 24.97 1573008 11884292 4284 Average: 16980692 26359118 5884270 17.91 467760 8432122 9498068 28.01 1529976 13121492 3496 15:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:07 lo 6.54 6.54 1.84 1.84 0.00 0.00 0.00 0.00 15:30:07 ens3 155.22 105.13 310.79 55.64 0.00 0.00 0.00 0.00 15:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:10 lo 1.61 1.61 0.17 0.17 0.00 0.00 0.00 0.00 15:40:10 ens3 65.00 45.90 91.11 26.25 0.00 0.00 0.00 0.00 15:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.08 4.08 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 110.19 75.57 201.16 40.97 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3086) 09/18/26 _x86_64_ (8 CPU) 15:12:18 LINUX RESTART (8 CPU) 15:20:01 CPU %user %nice %system %iowait %steal %idle 15:30:07 all 84.78 0.00 2.92 0.04 0.07 12.19 15:30:07 0 87.06 0.00 2.80 0.02 0.06 10.07 15:30:07 1 82.26 0.00 3.02 0.05 0.08 14.59 15:30:07 2 83.54 0.00 2.76 0.04 0.07 13.59 15:30:07 3 85.62 0.00 2.96 0.03 0.08 11.31 15:30:07 4 83.72 0.00 2.71 0.03 0.07 13.47 15:30:07 5 85.34 0.00 2.83 0.00 0.07 11.75 15:30:07 6 82.91 0.00 3.17 0.05 0.08 13.79 15:30:07 7 87.77 0.00 3.15 0.07 0.08 8.92 15:40:10 all 96.74 0.00 3.15 0.00 0.06 0.04 15:40:10 0 96.87 0.00 3.02 0.00 0.06 0.05 15:40:10 1 96.73 0.00 3.18 0.00 0.05 0.04 15:40:10 2 96.86 0.00 3.04 0.00 0.06 0.04 15:40:10 3 96.77 0.00 3.12 0.00 0.06 0.05 15:40:10 4 96.77 0.00 3.13 0.00 0.05 0.04 15:40:10 5 96.51 0.00 3.38 0.00 0.07 0.03 15:40:10 6 96.72 0.00 3.19 0.00 0.04 0.05 15:40:10 7 96.72 0.00 3.15 0.00 0.08 0.05 Average: all 90.75 0.00 3.04 0.02 0.07 6.12 Average: 0 91.95 0.00 2.91 0.01 0.06 5.07 Average: 1 89.49 0.00 3.10 0.02 0.06 7.33 Average: 2 90.19 0.00 2.90 0.02 0.07 6.83 Average: 3 91.19 0.00 3.04 0.02 0.07 5.68 Average: 4 90.24 0.00 2.92 0.02 0.06 6.76 Average: 5 90.92 0.00 3.11 0.00 0.07 5.90 Average: 6 89.81 0.00 3.18 0.03 0.06 6.92 Average: 7 92.24 0.00 3.15 0.04 0.08 4.49