---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3984 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 24G 132G 15% / 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 844 13883 4 17364 30779 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:e0:40:e6 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 84235sec preferred_lft 84235sec inet6 fe80::f816:3eff:fee0:40e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:91:e4:4c:bd:10 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::a891:e4ff:fe4c:bd10/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3984) 09/21/26 _x86_64_ (8 CPU) 20:22:23 LINUX RESTART (8 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:08 115.43 0.84 109.10 5.48 22.78 12906.94 27421.14 20:50:08 33.22 0.07 8.93 24.23 6.43 1531.23 481759.75 Average: 74.58 0.46 59.32 14.80 14.66 7254.09 253192.54 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:08 13185504 24252828 7977476 24.28 504780 9995348 10619904 31.32 2978760 15363484 1656 20:50:08 11694692 23175896 9052952 27.55 511072 10381676 15263100 45.01 3203660 16608000 128 Average: 12440098 23714362 8515214 25.91 507926 10188512 12941502 38.16 3091210 15985742 892 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:08 lo 2.16 2.16 1.03 1.03 0.00 0.00 0.00 0.00 20:40:08 ens3 282.60 208.58 814.43 734.33 0.00 0.00 0.00 0.00 20:40:08 docker0 6.58 9.83 0.40 156.96 0.00 0.00 0.00 0.00 20:50:08 lo 6.67 6.67 1.07 1.07 0.00 0.00 0.00 0.00 20:50:08 ens3 81.19 61.91 94.88 170.02 0.00 0.00 0.00 0.00 20:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.40 4.40 1.05 1.05 0.00 0.00 0.00 0.00 Average: ens3 182.52 135.70 456.87 453.91 0.00 0.00 0.00 0.00 Average: docker0 3.31 4.95 0.20 78.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3984) 09/21/26 _x86_64_ (8 CPU) 20:22:23 LINUX RESTART (8 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:08 all 72.89 0.00 3.82 0.23 0.02 23.04 20:40:08 0 72.37 0.00 3.78 0.27 0.03 23.56 20:40:08 1 78.96 0.00 4.07 0.16 0.03 16.79 20:40:08 2 72.86 0.00 3.83 0.41 0.02 22.89 20:40:08 3 72.28 0.00 3.84 0.19 0.02 23.67 20:40:08 4 72.59 0.00 3.90 0.20 0.03 23.28 20:40:08 5 70.20 0.00 3.86 0.26 0.02 25.67 20:40:08 6 72.72 0.00 3.59 0.16 0.03 23.49 20:40:08 7 71.13 0.00 3.73 0.18 0.02 24.94 20:50:08 all 96.47 0.00 3.41 0.00 0.03 0.09 20:50:08 0 96.46 0.00 3.41 0.01 0.03 0.10 20:50:08 1 96.39 0.00 3.48 0.00 0.04 0.09 20:50:08 2 96.49 0.00 3.37 0.00 0.04 0.11 20:50:08 3 96.55 0.00 3.32 0.00 0.03 0.10 20:50:08 4 96.55 0.00 3.35 0.00 0.03 0.07 20:50:08 5 96.37 0.00 3.53 0.00 0.02 0.08 20:50:08 6 96.30 0.00 3.58 0.00 0.04 0.08 20:50:08 7 96.67 0.00 3.25 0.00 0.02 0.06 Average: all 84.62 0.00 3.62 0.11 0.03 11.62 Average: 0 84.35 0.00 3.60 0.14 0.03 11.89 Average: 1 87.63 0.00 3.78 0.08 0.04 8.48 Average: 2 84.62 0.00 3.60 0.20 0.03 11.55 Average: 3 84.36 0.00 3.58 0.10 0.03 11.94 Average: 4 84.51 0.00 3.63 0.10 0.03 11.73 Average: 5 83.23 0.00 3.69 0.13 0.02 12.93 Average: 6 84.45 0.00 3.59 0.08 0.03 11.85 Average: 7 83.84 0.00 3.49 0.09 0.02 12.56