---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17516 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 759 19919 4 11414 30864 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:f1:65:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.154/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84633sec preferred_lft 84633sec inet6 fe80::f816:3eff:fef1:6554/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:40:c8:52:0b:55 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-17516) 09/03/26 _x86_64_ (8 CPU) 05:04:53 LINUX RESTART (8 CPU) 05:10:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:28 27.88 0.89 25.76 1.22 20.99 5331.45 2565.03 05:30:11 10.84 0.06 9.67 1.11 6.25 3003.35 519.13 Average: 19.50 0.48 17.86 1.17 13.75 4187.30 1559.57 05:10:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:28 15898192 24849384 7394428 22.50 470152 8014568 13939920 41.11 1480424 14259396 0 05:30:11 16403288 26166992 6073960 18.48 475452 8792880 10426844 30.75 1563824 13651020 1740 Average: 16150740 25508188 6734194 20.49 472802 8403724 12183382 35.93 1522124 13955208 870 05:10:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:28 lo 3.71 3.71 1.29 1.29 0.00 0.00 0.00 0.00 05:20:28 ens3 161.32 105.89 421.24 61.38 0.00 0.00 0.00 0.00 05:20:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:11 lo 4.60 4.60 0.75 0.75 0.00 0.00 0.00 0.00 05:30:11 ens3 44.38 32.25 86.76 20.94 0.00 0.00 0.00 0.00 05:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.15 4.15 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 103.85 69.70 256.86 41.50 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-17516) 09/03/26 _x86_64_ (8 CPU) 05:04:53 LINUX RESTART (8 CPU) 05:10:26 CPU %user %nice %system %iowait %steal %idle 05:20:28 all 79.05 0.00 3.01 0.02 0.04 17.87 05:20:28 0 79.26 0.00 2.91 0.01 0.05 17.77 05:20:28 1 77.53 0.00 3.02 0.01 0.03 19.41 05:20:28 2 79.10 0.00 2.82 0.02 0.04 18.03 05:20:28 3 84.09 0.00 3.08 0.02 0.05 12.75 05:20:28 4 77.59 0.00 2.97 0.01 0.04 19.39 05:20:28 5 79.29 0.00 3.04 0.06 0.05 17.56 05:20:28 6 77.05 0.00 3.14 0.04 0.04 19.73 05:20:28 7 78.48 0.00 3.14 0.01 0.04 18.32 05:30:11 all 96.60 0.00 3.27 0.00 0.06 0.08 05:30:11 0 96.77 0.00 3.11 0.00 0.06 0.07 05:30:11 1 96.52 0.00 3.36 0.00 0.05 0.07 05:30:11 2 96.62 0.00 3.26 0.00 0.06 0.06 05:30:11 3 96.44 0.00 3.44 0.00 0.05 0.08 05:30:11 4 96.66 0.00 3.22 0.00 0.07 0.05 05:30:11 5 96.65 0.00 3.22 0.00 0.06 0.07 05:30:11 6 96.69 0.00 3.15 0.00 0.08 0.09 05:30:11 7 96.43 0.00 3.40 0.00 0.07 0.10 Average: all 87.68 0.00 3.14 0.01 0.05 9.12 Average: 0 87.87 0.00 3.01 0.01 0.05 9.06 Average: 1 86.87 0.00 3.18 0.01 0.04 9.90 Average: 2 87.72 0.00 3.03 0.01 0.05 9.19 Average: 3 90.17 0.00 3.26 0.01 0.05 6.52 Average: 4 86.97 0.00 3.09 0.01 0.06 9.88 Average: 5 87.83 0.00 3.13 0.03 0.05 8.96 Average: 6 86.71 0.00 3.14 0.02 0.06 10.07 Average: 7 87.31 0.00 3.27 0.01 0.05 9.36