---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4444 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 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 13817 4 17429 30778 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:11:e6:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.96/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84538sec preferred_lft 84538sec inet6 fe80::f816:3eff:fe11:e609/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:2d:b2:84:e0:e1 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::302d:b2ff:fe84:e0e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4444) 09/23/26 _x86_64_ (8 CPU) 12:25:45 LINUX RESTART (8 CPU) 12:30:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:19 126.10 0.90 119.02 6.18 49.87 14001.64 25825.69 12:50:19 10.88 0.21 9.34 1.33 2.57 1621.60 993.71 Average: 68.49 0.56 64.18 3.75 26.22 7811.62 13409.70 12:30:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:19 13674456 24808456 7419988 22.58 506156 10059592 10188488 30.04 2938860 14898108 6648 12:50:19 13747700 25313764 6913108 21.04 513964 10457932 11422544 33.68 3088436 14662616 6176 Average: 13711078 25061110 7166548 21.81 510060 10258762 10805516 31.86 3013648 14780362 6412 12:30:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:19 lo 3.80 3.80 1.28 1.28 0.00 0.00 0.00 0.00 12:40:19 ens3 323.48 225.81 1148.68 723.88 0.00 0.00 0.00 0.00 12:40:19 docker0 6.15 9.49 0.38 158.32 0.00 0.00 0.00 0.00 12:50:19 lo 4.76 4.76 0.78 0.78 0.00 0.00 0.00 0.00 12:50:19 ens3 150.04 87.38 143.83 198.32 0.00 0.00 0.00 0.00 12:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.28 4.28 1.03 1.03 0.00 0.00 0.00 0.00 Average: ens3 236.76 156.60 646.26 461.10 0.00 0.00 0.00 0.00 Average: docker0 3.08 4.75 0.19 79.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4444) 09/23/26 _x86_64_ (8 CPU) 12:25:45 LINUX RESTART (8 CPU) 12:30:19 CPU %user %nice %system %iowait %steal %idle 12:40:19 all 75.86 0.00 3.63 0.40 0.03 20.08 12:40:19 0 78.37 0.00 3.60 0.29 0.03 17.72 12:40:19 1 77.07 0.00 3.94 0.36 0.03 18.60 12:40:19 2 74.65 0.00 3.55 0.40 0.02 21.37 12:40:19 3 74.39 0.00 3.73 0.30 0.03 21.55 12:40:19 4 73.44 0.00 3.58 0.47 0.02 22.49 12:40:19 5 79.39 0.00 3.50 0.33 0.03 16.75 12:40:19 6 73.44 0.00 3.71 0.28 0.03 22.54 12:40:19 7 76.13 0.00 3.45 0.75 0.03 19.64 12:50:19 all 96.81 0.00 3.10 0.00 0.03 0.06 12:50:19 0 96.83 0.00 3.07 0.00 0.04 0.06 12:50:19 1 96.73 0.00 3.16 0.00 0.03 0.09 12:50:19 2 96.83 0.00 3.07 0.00 0.03 0.07 12:50:19 3 96.90 0.00 3.02 0.00 0.03 0.05 12:50:19 4 96.71 0.00 3.22 0.00 0.02 0.05 12:50:19 5 96.90 0.00 3.01 0.00 0.04 0.06 12:50:19 6 96.74 0.00 3.16 0.00 0.03 0.07 12:50:19 7 96.86 0.00 3.05 0.00 0.03 0.07 Average: all 86.35 0.00 3.36 0.20 0.03 10.06 Average: 0 87.61 0.00 3.34 0.14 0.03 8.88 Average: 1 86.91 0.00 3.55 0.18 0.03 9.33 Average: 2 85.76 0.00 3.31 0.20 0.03 10.71 Average: 3 85.66 0.00 3.38 0.15 0.03 10.79 Average: 4 85.09 0.00 3.40 0.23 0.02 11.25 Average: 5 88.16 0.00 3.25 0.17 0.03 8.39 Average: 6 85.11 0.00 3.44 0.14 0.03 11.28 Average: 7 86.51 0.00 3.25 0.38 0.03 9.84