---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17432 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: 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: 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 923 19526 4 11642 30699 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:3a:1d:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.224/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84708sec preferred_lft 84708sec inet6 fe80::f816:3eff:fe3a:1d66/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:dd:68:d6:69:98 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-17432) 09/02/26 _x86_64_ (8 CPU) 15:54:13 LINUX RESTART (8 CPU) 16:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:00 18.62 0.76 16.66 1.20 18.80 4638.71 813.88 16:20:00 11.32 0.04 10.03 1.24 5.68 3010.07 2404.36 Average: 14.97 0.40 13.35 1.22 12.24 3824.39 1609.12 16:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:00 15023944 24204180 8038292 24.46 468708 8242612 11489988 33.88 1509740 15103804 5412 16:20:00 15644776 25660872 6578680 20.02 475340 9038376 10217072 30.13 1595608 14362500 2492 Average: 15334360 24932526 7308486 22.24 472024 8640494 10853530 32.01 1552674 14733152 3952 16:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:00 lo 6.77 6.77 1.87 1.87 0.00 0.00 0.00 0.00 16:10:00 ens3 144.34 93.68 357.61 53.99 0.00 0.00 0.00 0.00 16:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:00 lo 1.49 1.49 0.15 0.15 0.00 0.00 0.00 0.00 16:20:00 ens3 55.55 38.66 90.94 24.86 0.00 0.00 0.00 0.00 16:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.13 4.13 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 99.94 66.17 224.27 39.43 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-17432) 09/02/26 _x86_64_ (8 CPU) 15:54:13 LINUX RESTART (8 CPU) 16:00:00 CPU %user %nice %system %iowait %steal %idle 16:10:00 all 85.15 0.00 3.18 0.02 0.04 11.61 16:10:00 0 85.40 0.00 3.31 0.01 0.05 11.22 16:10:00 1 82.34 0.00 3.39 0.02 0.06 14.20 16:10:00 2 85.17 0.00 3.16 0.01 0.02 11.64 16:10:00 3 85.73 0.00 3.31 0.01 0.03 10.92 16:10:00 4 84.18 0.00 2.93 0.02 0.03 12.84 16:10:00 5 84.92 0.00 3.18 0.07 0.03 11.81 16:10:00 6 85.29 0.00 3.04 0.01 0.05 11.61 16:10:00 7 88.16 0.00 3.12 0.02 0.05 8.65 16:20:00 all 96.56 0.00 3.32 0.00 0.06 0.06 16:20:00 0 96.59 0.00 3.30 0.00 0.04 0.07 16:20:00 1 96.53 0.00 3.32 0.00 0.10 0.05 16:20:00 2 96.72 0.00 3.18 0.00 0.05 0.05 16:20:00 3 96.60 0.00 3.27 0.00 0.06 0.07 16:20:00 4 96.55 0.00 3.33 0.00 0.06 0.07 16:20:00 5 96.49 0.00 3.41 0.00 0.05 0.05 16:20:00 6 96.47 0.00 3.41 0.00 0.06 0.06 16:20:00 7 96.53 0.00 3.37 0.00 0.04 0.07 Average: all 90.86 0.00 3.25 0.01 0.05 5.83 Average: 0 91.00 0.00 3.31 0.01 0.05 5.64 Average: 1 89.44 0.00 3.36 0.01 0.08 7.12 Average: 2 90.95 0.00 3.17 0.01 0.04 5.84 Average: 3 91.17 0.00 3.29 0.00 0.05 5.49 Average: 4 90.37 0.00 3.13 0.01 0.04 6.45 Average: 5 90.71 0.00 3.29 0.04 0.04 5.92 Average: 6 90.89 0.00 3.23 0.01 0.05 5.83 Average: 7 92.35 0.00 3.24 0.01 0.04 4.35