---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2853 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 785 19555 4 11751 30838 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:7d:7d:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.53/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84570sec preferred_lft 84570sec inet6 fe80::f816:3eff:fe7d:7dbc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:54:a3:b5:76:52 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 inet6 fe80::f854:a3ff:feb5:7652/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2853) 10/18/26 _x86_64_ (8 CPU) 13:50:21 LINUX RESTART (8 CPU) 14:00:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:22 12.48 0.23 11.25 1.00 2.97 1316.43 238.79 14:20:06 30.35 0.41 26.62 3.32 56.66 8772.48 63110.71 Average: 21.30 0.32 18.83 2.14 29.47 4995.78 31264.26 14:00:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:22 16576884 25532068 6710712 20.42 469712 8017460 11010540 32.47 1585904 13478800 212720 14:20:06 20119560 31651076 582724 1.77 489368 10485680 1264084 3.73 1990328 9427148 699908 Average: 18348222 28591572 3646718 11.10 479540 9251570 6137312 18.10 1788116 11452974 456314 14:00:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:22 lo 5.93 5.93 0.99 0.99 0.00 0.00 0.00 0.00 14:10:22 ens3 94.32 65.18 169.87 36.51 0.00 0.00 0.00 0.00 14:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:06 lo 2.98 2.98 0.75 0.75 0.00 0.00 0.00 0.00 14:20:06 ens3 88.71 44.08 513.84 23.10 0.00 0.00 0.00 0.00 14:20:06 docker0 0.56 0.61 0.48 0.10 0.00 0.00 0.00 0.00 Average: lo 4.47 4.47 0.87 0.87 0.00 0.00 0.00 0.00 Average: ens3 91.55 54.77 339.61 29.89 0.00 0.00 0.00 0.00 Average: docker0 0.28 0.30 0.24 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2853) 10/18/26 _x86_64_ (8 CPU) 13:50:21 LINUX RESTART (8 CPU) 14:00:22 CPU %user %nice %system %iowait %steal %idle 14:10:22 all 90.04 0.00 3.15 0.00 0.03 6.77 14:10:22 0 89.95 0.00 3.17 0.00 0.05 6.83 14:10:22 1 88.97 0.00 3.31 0.01 0.03 7.68 14:10:22 2 89.35 0.00 3.07 0.00 0.02 7.56 14:10:22 3 90.53 0.00 3.07 0.00 0.03 6.36 14:10:22 4 89.01 0.00 2.84 0.01 0.02 8.13 14:10:22 5 91.79 0.00 2.94 0.00 0.02 5.25 14:10:22 6 92.50 0.00 3.59 0.00 0.06 3.85 14:10:22 7 88.24 0.00 3.19 0.01 0.05 8.52 14:20:06 all 87.82 0.00 3.26 0.05 0.03 8.83 14:20:06 0 86.58 0.00 3.32 0.00 0.03 10.07 14:20:06 1 86.30 0.00 3.30 0.01 0.06 10.34 14:20:06 2 88.83 0.00 3.44 0.01 0.02 7.71 14:20:06 3 87.54 0.00 3.40 0.06 0.05 8.95 14:20:06 4 88.89 0.00 3.36 0.33 0.02 7.41 14:20:06 5 88.85 0.00 3.04 0.00 0.01 8.10 14:20:06 6 87.54 0.00 3.26 0.00 0.03 9.17 14:20:06 7 88.05 0.00 3.00 0.02 0.03 8.90 Average: all 88.95 0.00 3.20 0.03 0.03 7.79 Average: 0 88.29 0.00 3.24 0.00 0.04 8.43 Average: 1 87.65 0.00 3.30 0.01 0.05 8.99 Average: 2 89.09 0.00 3.25 0.01 0.02 7.64 Average: 3 89.06 0.00 3.23 0.03 0.04 7.64 Average: 4 88.95 0.00 3.09 0.16 0.02 7.77 Average: 5 90.34 0.00 2.99 0.00 0.02 6.65 Average: 6 90.05 0.00 3.43 0.00 0.05 6.47 Average: 7 88.14 0.00 3.10 0.01 0.04 8.70